======================================
| [   12.197767][  T219] softirqs last disabled at (23211): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.197769][  T219] Preemption disabled at:
| [   12.197770][  T219] 0x0
| [   12.197781][  T219] Tainted: [W]=WARN
[   12.197782][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.197784][  T219] Call Trace:
[   12.197785][  T219]  <TASK>
[   12.197787][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.197794][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.197798][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.197803][  T219]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.197807][  T219]  __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))
[   12.197809][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.197816][  T219]  ? 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)
[   12.197819][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.197823][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   12.197825][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.197826][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.197830][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.197836][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.197844][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.197846][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197848][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.197852][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.197856][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.197858][  T219]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.197862][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197863][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.197867][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.197872][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.197874][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197879][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.197882][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.197884][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197886][  T219]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   12.197889][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.197891][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.197894][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.197897][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.197900][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197904][  T219]  _printk (kernel/printk/printk.c:2504)
[   12.197908][  T219]  ? snapshot_read.cold (user.c:?)
[   12.197911][  T219]  ? 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)
[   12.197913][  T219]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.197917][  T219]  ? 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)
[   12.197920][  T219]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   12.197924][  T219]  ? exit_notify (kernel/exit.c:780)
[   12.197926][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.197928][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197932][  T219]  do_group_exit (kernel/exit.c:1151)
[   12.197935][  T219]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   12.197937][  T219]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   12.197940][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.197944][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.197950][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.197952][  T219] RIP: 0033:0x7f0cda8531b8
[   12.197955][  T219] Code: Unable to access opcode bytes at 0x7f0cda85318e.

Code starting with the faulting instruction
===========================================
[   12.197956][  T219] RSP: 002b:00007ffdfa693028 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   12.197959][  T219] RAX: ffffffffffffffda RBX: 00007f0cda983f88 RCX: 00007f0cda8531b8
[   12.197960][  T219] RDX: 00007f0cda59dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   12.197961][  T219] RBP: 00007ffdfa693080 R08: 0000000000000000 R09: 0000000000000050
[   12.197962][  T219] R10: 00007ffdfa692e40 R11: 0000000000000246 R12: 0000000000000001
[   12.197962][  T219] R13: 0000000000000000 R14: 00007f0cda982680 R15: 00007f0cda983fa0
| [   13.209636][  T245] softirqs last disabled at (23352): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.209643][  T245] Preemption disabled at:
| [   13.209643][  T245] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.209652][  T245] Tainted: [W]=WARN
[   13.209653][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.209655][  T245] Call Trace:
[   13.209657][  T245]  <TASK>
[   13.209658][  T245]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.209664][  T245]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.209666][  T245]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.209671][  T245]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.209675][  T245]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.209679][  T245]  __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))
[   13.209681][  T245]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.209687][  T245]  ? 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)
[   13.209690][  T245]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.209694][  T245]  put_chars (drivers/char/virtio_console.c:1176)
[   13.209697][  T245]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.209703][  T245]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.209710][  T245]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.209713][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.209718][  T245]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.209721][  T245]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.209723][  T245]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.209726][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209729][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.209733][  T245]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.209737][  T245]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.209739][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.209744][  T245]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.209747][  T245]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.209749][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209750][  T245]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.209754][  T245]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.209756][  T245]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.209759][  T245]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.209761][  T245]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.209764][  T245]  ? save_trace (kernel/locking/lockdep.c:589)
[   13.209768][  T245]  _printk (kernel/printk/printk.c:2504)
[   13.209771][  T245]  ? snapshot_read.cold (user.c:?)
[   13.209774][  T245]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.209777][  T245]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.209781][  T245]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.209783][  T245]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.209785][  T245]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.209788][  T245]  ? netdev_notice (net/core/dev.c:13194)
[   13.209791][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.209794][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.209796][  T245]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.209799][  T245]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.209802][  T245]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.209804][  T245]  ? register_netdev (net/core/dev.c:11618)
[   13.209805][  T245]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   13.209810][  T245]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.209813][  T245]  ? __kernel_text_address (kernel/extable.c:79)
[   13.209815][  T245]  ? write_profile (profile.c:?)
[   13.209819][  T245]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.209825][  T245]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.209828][  T245]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.209830][  T245]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.209831][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.209834][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.209838][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.209840][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.209842][  T245]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.209844][  T245]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.209846][  T245]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.209847][  T245]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.209848][  T245]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.209851][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.209853][  T245]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   13.209856][  T245]  ? ___sys_sendmsg (net/socket.c:2758)
[   13.209859][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.209861][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.209864][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209865][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.209867][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209868][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209870][  T245]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.209872][  T245]  ? __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)
[   13.209875][  T245]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.209876][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.209880][  T245]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.209881][  T245]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.209886][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.209888][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.209893][  T245]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.209898][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.209900][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.209904][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.209906][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.209908][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.209910][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.209914][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.209916][  T245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.209919][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.209920][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.209924][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.209926][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.209930][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.209933][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.209936][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.209942][  T245]  ? 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))
[   13.209944][  T245]  ? 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))
[   13.209954][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.209958][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.209960][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.209964][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.209968][  T245]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.209972][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.209974][  T245]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   13.209979][  T245]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.209982][  T245]  ____sys_sendmsg (net/socket.c:2713)
[   13.209984][  T245]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.209986][  T245]  ? sock_write_iter (net/socket.c:1269)
[   13.209988][  T245]  ? move_addr_to_kernel (net/socket.c:258)
[   13.209995][  T245]  ___sys_sendmsg (net/socket.c:2767)
[   13.209998][  T245]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.210014][  T245]  __sys_sendmsg (net/socket.c:2799)
[   13.210016][  T245]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.210022][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.210025][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.210028][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.210031][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.210034][  T245] RIP: 0033:0x7f9e773f154e
[   13.210037][  T245] 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
[   13.210039][  T245] RSP: 002b:00007ffd8b1e0aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.210041][  T245] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f9e773f154e
[   13.210043][  T245] RDX: 0000000000000000 RSI: 00007ffd8b1e0b50 RDI: 0000000000000005
[   13.210044][  T245] RBP: 00007ffd8b1e0ab0 R08: 0000000000000000 R09: 0000000000000000
[   13.210044][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e7c3
[   13.210045][  T245] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8b1e1220
| [   36.444930][  T801] softirqs last disabled at (21170): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.444932][  T801] Preemption disabled at:
| [   36.444933][  T801] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.444942][  T801] Tainted: [W]=WARN
[   36.444943][  T801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.444945][  T801] Call Trace:
[   36.444947][  T801]  <TASK>
[   36.444949][  T801]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.444954][  T801]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.444956][  T801]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.444961][  T801]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.444965][  T801]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.444969][  T801]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   36.444971][  T801]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.444978][  T801]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.444980][  T801]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.444984][  T801]  put_chars (drivers/char/virtio_console.c:1176)
[   36.444986][  T801]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.444992][  T801]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.445000][  T801]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.445003][  T801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.445007][  T801]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.445012][  T801]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.445014][  T801]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   36.445017][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445019][  T801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.445027][  T801]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.445031][  T801]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.445033][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.445038][  T801]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.445041][  T801]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.445043][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445045][  T801]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   36.445049][  T801]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.445050][  T801]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.445053][  T801]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.445056][  T801]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.445059][  T801]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   36.445064][  T801]  _printk (kernel/printk/printk.c:2504)
[   36.445067][  T801]  ? snapshot_read.cold (user.c:?)
[   36.445069][  T801]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.445072][  T801]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.445074][  T801]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.445076][  T801]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.445080][  T801]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.445083][  T801]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.445085][  T801]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.445088][  T801]  ? netdev_notice (net/core/dev.c:13194)
[   36.445091][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.445094][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.445096][  T801]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.445100][  T801]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.445102][  T801]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.445104][  T801]  ? register_netdev (net/core/dev.c:11618)
[   36.445105][  T801]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   36.445110][  T801]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.445113][  T801]  ? __kernel_text_address (kernel/extable.c:79)
[   36.445115][  T801]  ? write_profile (profile.c:?)
[   36.445119][  T801]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.445125][  T801]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.445128][  T801]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.445130][  T801]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.445131][  T801]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.445133][  T801]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.445137][  T801]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.445139][  T801]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.445140][  T801]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.445143][  T801]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.445144][  T801]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.445146][  T801]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.445147][  T801]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.445149][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.445151][  T801]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   36.445154][  T801]  ? ___sys_sendmsg (net/socket.c:2758)
[   36.445157][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.445159][  T801]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.445162][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445163][  T801]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.445165][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445166][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445168][  T801]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.445170][  T801]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   36.445171][  T801]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.445173][  T801]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.445176][  T801]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.445178][  T801]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.445182][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445185][  T801]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.445190][  T801]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.445195][  T801]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.445197][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.445201][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.445203][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.445205][  T801]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.445207][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.445211][  T801]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.445213][  T801]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.445216][  T801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.445217][  T801]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.445221][  T801]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.445223][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.445227][  T801]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.445230][  T801]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.445233][  T801]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.445239][  T801]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.445241][  T801]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.445245][  T801]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.445249][  T801]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.445251][  T801]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.445255][  T801]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.445259][  T801]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.445263][  T801]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.445265][  T801]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   36.445270][  T801]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   36.445273][  T801]  ____sys_sendmsg (net/socket.c:2713)
[   36.445275][  T801]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.445277][  T801]  ? sock_write_iter (net/socket.c:1269)
[   36.445279][  T801]  ? move_addr_to_kernel (net/socket.c:258)
[   36.445286][  T801]  ___sys_sendmsg (net/socket.c:2767)
[   36.445289][  T801]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.445304][  T801]  __sys_sendmsg (net/socket.c:2799)
[   36.445306][  T801]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.445312][  T801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.445315][  T801]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.445318][  T801]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.445321][  T801]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.445323][  T801] RIP: 0033:0x7f34b050154e
[   36.445327][  T801] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.445329][  T801] RSP: 002b:00007ffd259cc950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.445332][  T801] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f34b050154e
[   36.445333][  T801] RDX: 0000000000000000 RSI: 00007ffd259cca00 RDI: 0000000000000005
[   36.445334][  T801] RBP: 00007ffd259cc960 R08: 0000000000000000 R09: 0000000000000000
[   36.445335][  T801] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e7da
[   36.445336][  T801] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd259cd0d0
| [   59.712362][ T1357] softirqs last disabled at (20352): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.712365][ T1357] Preemption disabled at:
| [   59.712365][ T1357] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.712374][ T1357] Tainted: [W]=WARN
[   59.712375][ T1357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.712377][ T1357] Call Trace:
[   59.712378][ T1357]  <TASK>
[   59.712380][ T1357]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.712386][ T1357]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.712387][ T1357]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.712392][ T1357]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.712397][ T1357]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.712401][ T1357]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   59.712403][ T1357]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.712409][ T1357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   59.712412][ T1357]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.712416][ T1357]  put_chars (drivers/char/virtio_console.c:1176)
[   59.712418][ T1357]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.712424][ T1357]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.712432][ T1357]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.712435][ T1357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.712439][ T1357]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.712443][ T1357]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.712445][ T1357]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   59.712448][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712451][ T1357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.712455][ T1357]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.712459][ T1357]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.712461][ T1357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.712466][ T1357]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.712469][ T1357]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.712471][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712472][ T1357]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   59.712476][ T1357]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.712478][ T1357]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.712481][ T1357]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.712484][ T1357]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.712486][ T1357]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   59.712491][ T1357]  _printk (kernel/printk/printk.c:2504)
[   59.712495][ T1357]  ? snapshot_read.cold (user.c:?)
[   59.712497][ T1357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.712500][ T1357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.712502][ T1357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.712504][ T1357]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.712508][ T1357]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.712511][ T1357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.712513][ T1357]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.712516][ T1357]  ? netdev_notice (net/core/dev.c:13194)
[   59.712519][ T1357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.712522][ T1357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.712524][ T1357]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.712528][ T1357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.712530][ T1357]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.712532][ T1357]  ? register_netdev (net/core/dev.c:11618)
[   59.712533][ T1357]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   59.712538][ T1357]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.712541][ T1357]  ? __kernel_text_address (kernel/extable.c:79)
[   59.712543][ T1357]  ? write_profile (profile.c:?)
[   59.712547][ T1357]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.712553][ T1357]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.712556][ T1357]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.712558][ T1357]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.712560][ T1357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.712561][ T1357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.712565][ T1357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.712567][ T1357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.712569][ T1357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.712571][ T1357]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.712573][ T1357]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.712574][ T1357]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.712575][ T1357]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   59.712578][ T1357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.712579][ T1357]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   59.712582][ T1357]  ? ___sys_sendmsg (net/socket.c:2758)
[   59.712586][ T1357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.712588][ T1357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.712591][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712592][ T1357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.712594][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712595][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712597][ T1357]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.712599][ T1357]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   59.712600][ T1357]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.712602][ T1357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.712605][ T1357]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.712607][ T1357]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.712612][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712614][ T1357]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.712619][ T1357]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.712624][ T1357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.712626][ T1357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.712630][ T1357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.712632][ T1357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.712634][ T1357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.712636][ T1357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.712643][ T1357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.712645][ T1357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.712649][ T1357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.712650][ T1357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.712654][ T1357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.712656][ T1357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.712660][ T1357]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.712663][ T1357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.712666][ T1357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.712672][ T1357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.712674][ T1357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.712679][ T1357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.712683][ T1357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.712685][ T1357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.712689][ T1357]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.712693][ T1357]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.712697][ T1357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.712699][ T1357]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   59.712704][ T1357]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   59.712707][ T1357]  ____sys_sendmsg (net/socket.c:2713)
[   59.712709][ T1357]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.712711][ T1357]  ? sock_write_iter (net/socket.c:1269)
[   59.712713][ T1357]  ? move_addr_to_kernel (net/socket.c:258)
[   59.712720][ T1357]  ___sys_sendmsg (net/socket.c:2767)
[   59.712723][ T1357]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.712738][ T1357]  __sys_sendmsg (net/socket.c:2799)
[   59.712741][ T1357]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.712747][ T1357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.712750][ T1357]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.712753][ T1357]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.712756][ T1357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.712759][ T1357] RIP: 0033:0x7f08ab6d654e
[   59.712763][ T1357] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.712764][ T1357] RSP: 002b:00007fffe16bf980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.712767][ T1357] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f08ab6d654e
[   59.712768][ T1357] RDX: 0000000000000000 RSI: 00007fffe16bfa30 RDI: 0000000000000005
[   59.712769][ T1357] RBP: 00007fffe16bf990 R08: 0000000000000000 R09: 0000000000000000
[   59.712770][ T1357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e7f1
[   59.712771][ T1357] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe16c0100
| [   82.462298][ T1887] softirqs last disabled at (31278): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   82.462300][ T1887] Preemption disabled at:
| [   82.462301][ T1887] vprintk_emit (kernel/printk/printk.c:2471)
| [   82.462309][ T1887] Tainted: [W]=WARN
[   82.462310][ T1887] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   82.462312][ T1887] Call Trace:
[   82.462313][ T1887]  <TASK>
[   82.462315][ T1887]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   82.462320][ T1887]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   82.462322][ T1887]  __might_resched.cold (kernel/sched/core.c:9234)
[   82.462327][ T1887]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   82.462331][ T1887]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   82.462335][ T1887]  __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))
[   82.462337][ T1887]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.462344][ T1887]  ? 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)
[   82.462346][ T1887]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.462350][ T1887]  put_chars (drivers/char/virtio_console.c:1176)
[   82.462353][ T1887]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   82.462359][ T1887]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   82.462367][ T1887]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   82.462370][ T1887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.462374][ T1887]  console_emit_next_record (kernel/printk/printk.c:3183)
[   82.462378][ T1887]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   82.462380][ T1887]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   82.462383][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462386][ T1887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.462390][ T1887]  console_flush_one_record (kernel/printk/printk.c:3268)
[   82.462394][ T1887]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   82.462396][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   82.462401][ T1887]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   82.462404][ T1887]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   82.462406][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462408][ T1887]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   82.462412][ T1887]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   82.462413][ T1887]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   82.462416][ T1887]  vprintk_emit (kernel/printk/printk.c:2479)
[   82.462419][ T1887]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   82.462422][ T1887]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[   82.462427][ T1887]  _printk (kernel/printk/printk.c:2504)
[   82.462430][ T1887]  ? snapshot_read.cold (user.c:?)
[   82.462432][ T1887]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   82.462434][ T1887]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   82.462437][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   82.462439][ T1887]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   82.462443][ T1887]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   82.462446][ T1887]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   82.462448][ T1887]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   82.462451][ T1887]  ? netdev_notice (net/core/dev.c:13194)
[   82.462453][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   82.462456][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   82.462459][ T1887]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   82.462462][ T1887]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   82.462464][ T1887]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   82.462466][ T1887]  ? register_netdev (net/core/dev.c:11618)
[   82.462468][ T1887]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   82.462473][ T1887]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   82.462476][ T1887]  ? __kernel_text_address (kernel/extable.c:79)
[   82.462478][ T1887]  ? write_profile (profile.c:?)
[   82.462482][ T1887]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   82.462488][ T1887]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   82.462491][ T1887]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   82.462493][ T1887]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   82.462495][ T1887]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   82.462496][ T1887]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   82.462500][ T1887]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   82.462502][ T1887]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   82.462503][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   82.462506][ T1887]  ? kasan_save_stack (mm/kasan/common.c:58)
[   82.462508][ T1887]  ? kasan_save_stack (mm/kasan/common.c:57)
[   82.462509][ T1887]  ? kasan_save_track (mm/kasan/common.c:78)
[   82.462510][ T1887]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   82.462512][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   82.462514][ T1887]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   82.462517][ T1887]  ? ___sys_sendmsg (net/socket.c:2758)
[   82.462521][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   82.462523][ T1887]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.462526][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462527][ T1887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.462529][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462530][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462532][ T1887]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   82.462534][ T1887]  ? __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)
[   82.462535][ T1887]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   82.462537][ T1887]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.462540][ T1887]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   82.462542][ T1887]  ? nla_get_range_signed (lib/nlattr.c:270)
[   82.462546][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462549][ T1887]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   82.462554][ T1887]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   82.462559][ T1887]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.462561][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   82.462565][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   82.462567][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   82.462569][ T1887]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.462571][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   82.462575][ T1887]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.462577][ T1887]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.462580][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.462581][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   82.462586][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   82.462588][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   82.462591][ T1887]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.462594][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.462597][ T1887]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   82.462604][ T1887]  ? 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))
[   82.462606][ T1887]  ? 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))
[   82.462610][ T1887]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.462614][ T1887]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   82.462617][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   82.462621][ T1887]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.462625][ T1887]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   82.462629][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   82.462630][ T1887]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   82.462635][ T1887]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   82.462641][ T1887]  ____sys_sendmsg (net/socket.c:2713)
[   82.462644][ T1887]  ? copy_msghdr_from_user (net/socket.c:2650)
[   82.462646][ T1887]  ? sock_write_iter (net/socket.c:1269)
[   82.462648][ T1887]  ? move_addr_to_kernel (net/socket.c:258)
[   82.462655][ T1887]  ___sys_sendmsg (net/socket.c:2767)
[   82.462658][ T1887]  ? copy_msghdr_from_user (net/socket.c:2619)
[   82.462673][ T1887]  __sys_sendmsg (net/socket.c:2799)
[   82.462676][ T1887]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   82.462682][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.462685][ T1887]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.462688][ T1887]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   82.462690][ T1887]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.462693][ T1887] RIP: 0033:0x7f0ba8eb154e
[   82.462696][ T1887] 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
[   82.462698][ T1887] RSP: 002b:00007ffd3c81abe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   82.462701][ T1887] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f0ba8eb154e
[   82.462702][ T1887] RDX: 0000000000000000 RSI: 00007ffd3c81ac90 RDI: 0000000000000005
[   82.462703][ T1887] RBP: 00007ffd3c81abf0 R08: 0000000000000000 R09: 0000000000000000
[   82.462704][ T1887] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e808
[   82.462705][ T1887] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3c81b360
| [  105.046883][ T2418] softirqs last disabled at (22436): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  105.046886][ T2418] Preemption disabled at:
| [  105.046886][ T2418] vprintk_emit (kernel/printk/printk.c:2471)
| [  105.046895][ T2418] Tainted: [W]=WARN
[  105.046896][ T2418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.046898][ T2418] Call Trace:
[  105.046900][ T2418]  <TASK>
[  105.046901][ T2418]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  105.046906][ T2418]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  105.046908][ T2418]  __might_resched.cold (kernel/sched/core.c:9234)
[  105.046913][ T2418]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  105.046917][ T2418]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  105.046922][ T2418]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  105.046924][ T2418]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.046930][ T2418]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  105.046933][ T2418]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.046936][ T2418]  put_chars (drivers/char/virtio_console.c:1176)
[  105.046939][ T2418]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  105.046945][ T2418]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  105.046952][ T2418]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  105.046955][ T2418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.046960][ T2418]  console_emit_next_record (kernel/printk/printk.c:3183)
[  105.046963][ T2418]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  105.046965][ T2418]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  105.046969][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.046971][ T2418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.046975][ T2418]  console_flush_one_record (kernel/printk/printk.c:3268)
[  105.046979][ T2418]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  105.046981][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.046986][ T2418]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  105.046989][ T2418]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  105.046991][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.046993][ T2418]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  105.046996][ T2418]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  105.046998][ T2418]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  105.047001][ T2418]  vprintk_emit (kernel/printk/printk.c:2479)
[  105.047004][ T2418]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  105.047007][ T2418]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  105.047012][ T2418]  _printk (kernel/printk/printk.c:2504)
[  105.047015][ T2418]  ? snapshot_read.cold (user.c:?)
[  105.047017][ T2418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.047019][ T2418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.047022][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.047024][ T2418]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  105.047028][ T2418]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  105.047031][ T2418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.047033][ T2418]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  105.047036][ T2418]  ? netdev_notice (net/core/dev.c:13194)
[  105.047038][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.047041][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.047044][ T2418]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  105.047047][ T2418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.047049][ T2418]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  105.047051][ T2418]  ? register_netdev (net/core/dev.c:11618)
[  105.047053][ T2418]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  105.047058][ T2418]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  105.047060][ T2418]  ? __kernel_text_address (kernel/extable.c:79)
[  105.047063][ T2418]  ? write_profile (profile.c:?)
[  105.047067][ T2418]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  105.047073][ T2418]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.047076][ T2418]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  105.047078][ T2418]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  105.047079][ T2418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  105.047081][ T2418]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  105.047085][ T2418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.047087][ T2418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.047088][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.047091][ T2418]  ? kasan_save_stack (mm/kasan/common.c:58)
[  105.047093][ T2418]  ? kasan_save_stack (mm/kasan/common.c:57)
[  105.047094][ T2418]  ? kasan_save_track (mm/kasan/common.c:78)
[  105.047095][ T2418]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  105.047097][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.047099][ T2418]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  105.047102][ T2418]  ? ___sys_sendmsg (net/socket.c:2758)
[  105.047106][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.047108][ T2418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  105.047110][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.047112][ T2418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.047114][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.047115][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.047117][ T2418]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  105.047119][ T2418]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  105.047120][ T2418]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  105.047122][ T2418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  105.047125][ T2418]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  105.047126][ T2418]  ? nla_get_range_signed (lib/nlattr.c:270)
[  105.047131][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.047134][ T2418]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  105.047139][ T2418]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  105.047144][ T2418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  105.047146][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.047150][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.047152][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.047154][ T2418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  105.047156][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.047159][ T2418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  105.047161][ T2418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.047165][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.047166][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.047170][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.047172][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.047176][ T2418]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.047179][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.047182][ T2418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  105.047188][ T2418]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[  105.047190][ T2418]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[  105.047194][ T2418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.047198][ T2418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  105.047201][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.047205][ T2418]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.047209][ T2418]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  105.047213][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.047214][ T2418]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  105.047220][ T2418]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  105.047222][ T2418]  ____sys_sendmsg (net/socket.c:2713)
[  105.047225][ T2418]  ? copy_msghdr_from_user (net/socket.c:2650)
[  105.047227][ T2418]  ? sock_write_iter (net/socket.c:1269)
[  105.047229][ T2418]  ? move_addr_to_kernel (net/socket.c:258)
[  105.047242][ T2418]  ___sys_sendmsg (net/socket.c:2767)
[  105.047245][ T2418]  ? copy_msghdr_from_user (net/socket.c:2619)
[  105.047260][ T2418]  __sys_sendmsg (net/socket.c:2799)
[  105.047263][ T2418]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  105.047269][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.047272][ T2418]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.047275][ T2418]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  105.047278][ T2418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.047280][ T2418] RIP: 0033:0x7fc797fa354e
[  105.047284][ T2418] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  105.047286][ T2418] RSP: 002b:00007fffde701c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  105.047288][ T2418] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc797fa354e
[  105.047290][ T2418] RDX: 0000000000000000 RSI: 00007fffde701d30 RDI: 0000000000000005
[  105.047291][ T2418] RBP: 00007fffde701c90 R08: 0000000000000000 R09: 0000000000000000
[  105.047291][ T2418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e81f
[  105.047292][ T2418] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffde702400
| [  200.245549][ T3796] softirqs last disabled at (27996): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  200.245552][ T3796] Preemption disabled at:
| [  200.245553][ T3796] vprintk_emit (kernel/printk/printk.c:2471)
| [  200.245562][ T3796] Tainted: [W]=WARN
[  200.245563][ T3796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.245565][ T3796] Call Trace:
[  200.245567][ T3796]  <TASK>
[  200.245568][ T3796]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  200.245575][ T3796]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  200.245577][ T3796]  __might_resched.cold (kernel/sched/core.c:9234)
[  200.245582][ T3796]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  200.245586][ T3796]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  200.245591][ T3796]  __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))
[  200.245592][ T3796]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  200.245599][ T3796]  ? 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)
[  200.245602][ T3796]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  200.245606][ T3796]  put_chars (drivers/char/virtio_console.c:1176)
[  200.245609][ T3796]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  200.245617][ T3796]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  200.245625][ T3796]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  200.245629][ T3796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  200.245634][ T3796]  console_emit_next_record (kernel/printk/printk.c:3183)
[  200.245638][ T3796]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  200.245643][ T3796]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  200.245647][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245650][ T3796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  200.245655][ T3796]  console_flush_one_record (kernel/printk/printk.c:3268)
[  200.245660][ T3796]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  200.245662][ T3796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  200.245668][ T3796]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  200.245671][ T3796]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  200.245673][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245675][ T3796]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  200.245679][ T3796]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  200.245681][ T3796]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  200.245684][ T3796]  vprintk_emit (kernel/printk/printk.c:2479)
[  200.245687][ T3796]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  200.245690][ T3796]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  200.245696][ T3796]  _printk (kernel/printk/printk.c:2504)
[  200.245700][ T3796]  ? snapshot_read.cold (user.c:?)
[  200.245701][ T3796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  200.245704][ T3796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  200.245707][ T3796]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  200.245710][ T3796]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  200.245714][ T3796]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  200.245717][ T3796]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  200.245719][ T3796]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  200.245723][ T3796]  ? netdev_notice (net/core/dev.c:13194)
[  200.245726][ T3796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  200.245729][ T3796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  200.245732][ T3796]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  200.245736][ T3796]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  200.245738][ T3796]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  200.245740][ T3796]  ? register_netdev (net/core/dev.c:11618)
[  200.245742][ T3796]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  200.245747][ T3796]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  200.245750][ T3796]  ? __kernel_text_address (kernel/extable.c:79)
[  200.245753][ T3796]  ? write_profile (profile.c:?)
[  200.245758][ T3796]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  200.245764][ T3796]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  200.245768][ T3796]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  200.245770][ T3796]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  200.245771][ T3796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  200.245773][ T3796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  200.245777][ T3796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  200.245779][ T3796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  200.245782][ T3796]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  200.245784][ T3796]  ? kasan_save_stack (mm/kasan/common.c:58)
[  200.245786][ T3796]  ? kasan_save_stack (mm/kasan/common.c:57)
[  200.245787][ T3796]  ? kasan_save_track (mm/kasan/common.c:78)
[  200.245789][ T3796]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  200.245791][ T3796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  200.245793][ T3796]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  200.245797][ T3796]  ? ___sys_sendmsg (net/socket.c:2758)
[  200.245801][ T3796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  200.245803][ T3796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  200.245805][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245807][ T3796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  200.245809][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245810][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245812][ T3796]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  200.245814][ T3796]  ? __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)
[  200.245816][ T3796]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  200.245818][ T3796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  200.245821][ T3796]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  200.245823][ T3796]  ? nla_get_range_signed (lib/nlattr.c:270)
[  200.245828][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245830][ T3796]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  200.245836][ T3796]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  200.245841][ T3796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  200.245843][ T3796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  200.245848][ T3796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  200.245850][ T3796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  200.245852][ T3796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  200.245854][ T3796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  200.245858][ T3796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  200.245860][ T3796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  200.245863][ T3796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  200.245865][ T3796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  200.245869][ T3796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  200.245871][ T3796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  200.245875][ T3796]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  200.245878][ T3796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  200.245881][ T3796]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  200.245888][ T3796]  ? 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))
[  200.245890][ T3796]  ? 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))
[  200.245895][ T3796]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  200.245900][ T3796]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  200.245902][ T3796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  200.245907][ T3796]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  200.245911][ T3796]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  200.245915][ T3796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  200.245917][ T3796]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  200.245922][ T3796]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  200.245925][ T3796]  ____sys_sendmsg (net/socket.c:2713)
[  200.245927][ T3796]  ? copy_msghdr_from_user (net/socket.c:2650)
[  200.245930][ T3796]  ? sock_write_iter (net/socket.c:1269)
[  200.245931][ T3796]  ? move_addr_to_kernel (net/socket.c:258)
[  200.245939][ T3796]  ___sys_sendmsg (net/socket.c:2767)
[  200.245943][ T3796]  ? copy_msghdr_from_user (net/socket.c:2619)
[  200.245962][ T3796]  __sys_sendmsg (net/socket.c:2799)
[  200.245965][ T3796]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  200.245972][ T3796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  200.245976][ T3796]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  200.245979][ T3796]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  200.245982][ T3796]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  200.245984][ T3796] RIP: 0033:0x7f38140a854e
[  200.245988][ T3796] 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
[  200.245990][ T3796] RSP: 002b:00007ffe148672a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.245993][ T3796] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f38140a854e
[  200.245994][ T3796] RDX: 0000000000000000 RSI: 00007ffe14867350 RDI: 0000000000000005
[  200.245995][ T3796] RBP: 00007ffe148672b0 R08: 0000000000000000 R09: 0000000000000000
[  200.245996][ T3796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e87e
[  200.245997][ T3796] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe14867a20
| [  210.039385][ T4086] softirqs last disabled at (23366): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  210.039388][ T4086] Preemption disabled at:
| [  210.039389][ T4086] vprintk_emit (kernel/printk/printk.c:2471)
| [  210.039397][ T4086] Tainted: [W]=WARN
[  210.039398][ T4086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  210.039400][ T4086] Call Trace:
[  210.039402][ T4086]  <TASK>
[  210.039403][ T4086]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  210.039409][ T4086]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  210.039411][ T4086]  __might_resched.cold (kernel/sched/core.c:9234)
[  210.039415][ T4086]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  210.039420][ T4086]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  210.039424][ T4086]  __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))
[  210.039426][ T4086]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.039433][ T4086]  ? 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)
[  210.039435][ T4086]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.039439][ T4086]  put_chars (drivers/char/virtio_console.c:1176)
[  210.039441][ T4086]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  210.039448][ T4086]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  210.039455][ T4086]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  210.039459][ T4086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.039463][ T4086]  console_emit_next_record (kernel/printk/printk.c:3183)
[  210.039467][ T4086]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  210.039469][ T4086]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  210.039472][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039475][ T4086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.039479][ T4086]  console_flush_one_record (kernel/printk/printk.c:3268)
[  210.039483][ T4086]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  210.039485][ T4086]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.039491][ T4086]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  210.039493][ T4086]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  210.039495][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039497][ T4086]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  210.039501][ T4086]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  210.039502][ T4086]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  210.039505][ T4086]  vprintk_emit (kernel/printk/printk.c:2479)
[  210.039508][ T4086]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  210.039511][ T4086]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  210.039516][ T4086]  _printk (kernel/printk/printk.c:2504)
[  210.039519][ T4086]  ? snapshot_read.cold (user.c:?)
[  210.039521][ T4086]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  210.039524][ T4086]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  210.039527][ T4086]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  210.039529][ T4086]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  210.039533][ T4086]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  210.039535][ T4086]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  210.039537][ T4086]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  210.039540][ T4086]  ? netdev_notice (net/core/dev.c:13194)
[  210.039543][ T4086]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.039546][ T4086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.039549][ T4086]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  210.039552][ T4086]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  210.039554][ T4086]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  210.039556][ T4086]  ? register_netdev (net/core/dev.c:11618)
[  210.039558][ T4086]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  210.039563][ T4086]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  210.039570][ T4086]  ? __kernel_text_address (kernel/extable.c:79)
[  210.039572][ T4086]  ? write_profile (profile.c:?)
[  210.039576][ T4086]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  210.039582][ T4086]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  210.039585][ T4086]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  210.039587][ T4086]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  210.039589][ T4086]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  210.039590][ T4086]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  210.039594][ T4086]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  210.039596][ T4086]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  210.039598][ T4086]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  210.039600][ T4086]  ? kasan_save_stack (mm/kasan/common.c:58)
[  210.039602][ T4086]  ? kasan_save_stack (mm/kasan/common.c:57)
[  210.039603][ T4086]  ? kasan_save_track (mm/kasan/common.c:78)
[  210.039604][ T4086]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  210.039606][ T4086]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.039608][ T4086]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  210.039611][ T4086]  ? ___sys_sendmsg (net/socket.c:2758)
[  210.039615][ T4086]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.039617][ T4086]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  210.039619][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039621][ T4086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.039623][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039624][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039625][ T4086]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  210.039628][ T4086]  ? __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)
[  210.039629][ T4086]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  210.039631][ T4086]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  210.039634][ T4086]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  210.039635][ T4086]  ? nla_get_range_signed (lib/nlattr.c:270)
[  210.039643][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039645][ T4086]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  210.039651][ T4086]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  210.039656][ T4086]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  210.039658][ T4086]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.039662][ T4086]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.039664][ T4086]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.039666][ T4086]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  210.039668][ T4086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.039672][ T4086]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  210.039674][ T4086]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  210.039677][ T4086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.039678][ T4086]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.039682][ T4086]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.039684][ T4086]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.039688][ T4086]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  210.039691][ T4086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.039694][ T4086]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  210.039700][ T4086]  ? 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))
[  210.039702][ T4086]  ? 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))
[  210.039707][ T4086]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  210.039711][ T4086]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  210.039713][ T4086]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.039717][ T4086]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  210.039721][ T4086]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  210.039725][ T4086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.039727][ T4086]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  210.039732][ T4086]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  210.039735][ T4086]  ____sys_sendmsg (net/socket.c:2713)
[  210.039737][ T4086]  ? copy_msghdr_from_user (net/socket.c:2650)
[  210.039739][ T4086]  ? sock_write_iter (net/socket.c:1269)
[  210.039740][ T4086]  ? move_addr_to_kernel (net/socket.c:258)
[  210.039748][ T4086]  ___sys_sendmsg (net/socket.c:2767)
[  210.039751][ T4086]  ? copy_msghdr_from_user (net/socket.c:2619)
[  210.039766][ T4086]  __sys_sendmsg (net/socket.c:2799)
[  210.039769][ T4086]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  210.039775][ T4086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.039778][ T4086]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  210.039781][ T4086]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  210.039784][ T4086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  210.039786][ T4086] RIP: 0033:0x7ff4efb0454e
[  210.039790][ T4086] 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
[  210.039791][ T4086] RSP: 002b:00007ffc3a723ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  210.039794][ T4086] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff4efb0454e
[  210.039795][ T4086] RDX: 0000000000000000 RSI: 00007ffc3a723c50 RDI: 0000000000000005
[  210.039796][ T4086] RBP: 00007ffc3a723bb0 R08: 0000000000000000 R09: 0000000000000000
[  210.039797][ T4086] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e888
[  210.039798][ T4086] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3a724320
| [  285.811441][ T5102] softirqs last disabled at (20280): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  285.811444][ T5102] Preemption disabled at:
| [  285.811445][ T5102] vprintk_emit (kernel/printk/printk.c:2471)
| [  285.811453][ T5102] Tainted: [W]=WARN
[  285.811454][ T5102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  285.811456][ T5102] Call Trace:
[  285.811457][ T5102]  <TASK>
[  285.811459][ T5102]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  285.811465][ T5102]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  285.811467][ T5102]  __might_resched.cold (kernel/sched/core.c:9234)
[  285.811471][ T5102]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  285.811476][ T5102]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  285.811480][ T5102]  __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))
[  285.811482][ T5102]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  285.811489][ T5102]  ? 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)
[  285.811491][ T5102]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  285.811495][ T5102]  put_chars (drivers/char/virtio_console.c:1176)
[  285.811498][ T5102]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  285.811504][ T5102]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  285.811512][ T5102]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  285.811515][ T5102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  285.811520][ T5102]  console_emit_next_record (kernel/printk/printk.c:3183)
[  285.811524][ T5102]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  285.811526][ T5102]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  285.811529][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811532][ T5102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  285.811536][ T5102]  console_flush_one_record (kernel/printk/printk.c:3268)
[  285.811540][ T5102]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  285.811542][ T5102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  285.811547][ T5102]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  285.811550][ T5102]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  285.811552][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811554][ T5102]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  285.811558][ T5102]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  285.811560][ T5102]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  285.811562][ T5102]  vprintk_emit (kernel/printk/printk.c:2479)
[  285.811566][ T5102]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  285.811568][ T5102]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  285.811574][ T5102]  _printk (kernel/printk/printk.c:2504)
[  285.811577][ T5102]  ? snapshot_read.cold (user.c:?)
[  285.811579][ T5102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  285.811582][ T5102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  285.811584][ T5102]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  285.811587][ T5102]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  285.811590][ T5102]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  285.811593][ T5102]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  285.811595][ T5102]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  285.811598][ T5102]  ? netdev_notice (net/core/dev.c:13194)
[  285.811601][ T5102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  285.811604][ T5102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  285.811607][ T5102]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  285.811610][ T5102]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  285.811613][ T5102]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  285.811615][ T5102]  ? register_netdev (net/core/dev.c:11618)
[  285.811616][ T5102]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  285.811621][ T5102]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  285.811624][ T5102]  ? __kernel_text_address (kernel/extable.c:79)
[  285.811627][ T5102]  ? write_profile (profile.c:?)
[  285.811631][ T5102]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  285.811636][ T5102]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  285.811643][ T5102]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  285.811645][ T5102]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  285.811647][ T5102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  285.811649][ T5102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  285.811652][ T5102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  285.811654][ T5102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  285.811656][ T5102]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  285.811658][ T5102]  ? kasan_save_stack (mm/kasan/common.c:58)
[  285.811660][ T5102]  ? kasan_save_stack (mm/kasan/common.c:57)
[  285.811661][ T5102]  ? kasan_save_track (mm/kasan/common.c:78)
[  285.811663][ T5102]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  285.811665][ T5102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  285.811667][ T5102]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  285.811670][ T5102]  ? ___sys_sendmsg (net/socket.c:2758)
[  285.811674][ T5102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  285.811676][ T5102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  285.811679][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811680][ T5102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  285.811682][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811683][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811685][ T5102]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  285.811687][ T5102]  ? __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)
[  285.811688][ T5102]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  285.811690][ T5102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  285.811694][ T5102]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  285.811695][ T5102]  ? nla_get_range_signed (lib/nlattr.c:270)
[  285.811700][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811702][ T5102]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  285.811708][ T5102]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  285.811713][ T5102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  285.811715][ T5102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  285.811720][ T5102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  285.811722][ T5102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  285.811723][ T5102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  285.811725][ T5102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  285.811729][ T5102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  285.811731][ T5102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  285.811734][ T5102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  285.811736][ T5102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  285.811740][ T5102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  285.811742][ T5102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  285.811746][ T5102]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  285.811749][ T5102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  285.811752][ T5102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  285.811758][ T5102]  ? 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))
[  285.811760][ T5102]  ? 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))
[  285.811765][ T5102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  285.811769][ T5102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  285.811772][ T5102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  285.811776][ T5102]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  285.811780][ T5102]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  285.811784][ T5102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  285.811786][ T5102]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  285.811791][ T5102]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  285.811794][ T5102]  ____sys_sendmsg (net/socket.c:2713)
[  285.811796][ T5102]  ? copy_msghdr_from_user (net/socket.c:2650)
[  285.811799][ T5102]  ? sock_write_iter (net/socket.c:1269)
[  285.811800][ T5102]  ? move_addr_to_kernel (net/socket.c:258)
[  285.811811][ T5102]  ___sys_sendmsg (net/socket.c:2767)
[  285.811814][ T5102]  ? copy_msghdr_from_user (net/socket.c:2619)
[  285.811830][ T5102]  __sys_sendmsg (net/socket.c:2799)
[  285.811833][ T5102]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  285.811840][ T5102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  285.811843][ T5102]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  285.811846][ T5102]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  285.811849][ T5102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  285.811851][ T5102] RIP: 0033:0x7f5a94d0c54e
[  285.811855][ T5102] 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
[  285.811857][ T5102] RSP: 002b:00007ffdd8e89d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  285.811859][ T5102] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f5a94d0c54e
[  285.811861][ T5102] RDX: 0000000000000000 RSI: 00007ffdd8e89e30 RDI: 0000000000000005
[  285.811862][ T5102] RBP: 00007ffdd8e89d90 R08: 0000000000000000 R09: 0000000000000000
[  285.811863][ T5102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e8d3
[  285.811864][ T5102] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd8e8a500
| [  342.312461][ T6991] softirqs last disabled at (24424): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  342.312465][ T6991] Preemption disabled at:
| [  342.312466][ T6991] vprintk_emit (kernel/printk/printk.c:2471)
| [  342.312477][ T6991] Tainted: [W]=WARN
[  342.312479][ T6991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  342.312481][ T6991] Call Trace:
[  342.312483][ T6991]  <TASK>
[  342.312485][ T6991]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  342.312492][ T6991]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  342.312495][ T6991]  __might_resched.cold (kernel/sched/core.c:9234)
[  342.312502][ T6991]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  342.312508][ T6991]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  342.312514][ T6991]  __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))
[  342.312518][ T6991]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  342.312527][ T6991]  ? 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)
[  342.312531][ T6991]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  342.312537][ T6991]  put_chars (drivers/char/virtio_console.c:1176)
[  342.312541][ T6991]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  342.312553][ T6991]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  342.312565][ T6991]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  342.312570][ T6991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  342.312577][ T6991]  console_emit_next_record (kernel/printk/printk.c:3183)
[  342.312584][ T6991]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  342.312587][ T6991]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  342.312592][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312596][ T6991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  342.312603][ T6991]  console_flush_one_record (kernel/printk/printk.c:3268)
[  342.312610][ T6991]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  342.312613][ T6991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  342.312623][ T6991]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  342.312627][ T6991]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  342.312630][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312633][ T6991]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  342.312643][ T6991]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  342.312646][ T6991]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  342.312651][ T6991]  vprintk_emit (kernel/printk/printk.c:2479)
[  342.312656][ T6991]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  342.312661][ T6991]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  342.312669][ T6991]  _printk (kernel/printk/printk.c:2504)
[  342.312674][ T6991]  ? snapshot_read.cold (user.c:?)
[  342.312676][ T6991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  342.312681][ T6991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  342.312685][ T6991]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  342.312688][ T6991]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  342.312694][ T6991]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  342.312698][ T6991]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  342.312702][ T6991]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  342.312706][ T6991]  ? netdev_notice (net/core/dev.c:13194)
[  342.312711][ T6991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  342.312716][ T6991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  342.312720][ T6991]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  342.312726][ T6991]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  342.312730][ T6991]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  342.312733][ T6991]  ? register_netdev (net/core/dev.c:11618)
[  342.312735][ T6991]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  342.312743][ T6991]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  342.312747][ T6991]  ? __kernel_text_address (kernel/extable.c:79)
[  342.312751][ T6991]  ? write_profile (profile.c:?)
[  342.312757][ T6991]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  342.312766][ T6991]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  342.312772][ T6991]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  342.312776][ T6991]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  342.312778][ T6991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  342.312781][ T6991]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  342.312785][ T6991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  342.312789][ T6991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  342.312792][ T6991]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  342.312796][ T6991]  ? kasan_save_stack (mm/kasan/common.c:58)
[  342.312798][ T6991]  ? kasan_save_stack (mm/kasan/common.c:57)
[  342.312800][ T6991]  ? kasan_save_track (mm/kasan/common.c:78)
[  342.312802][ T6991]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  342.312806][ T6991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  342.312809][ T6991]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  342.312813][ T6991]  ? ___sys_sendmsg (net/socket.c:2758)
[  342.312819][ T6991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  342.312823][ T6991]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  342.312827][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312830][ T6991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  342.312833][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312835][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312837][ T6991]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  342.312841][ T6991]  ? __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)
[  342.312843][ T6991]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  342.312847][ T6991]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  342.312853][ T6991]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  342.312855][ T6991]  ? nla_get_range_signed (lib/nlattr.c:270)
[  342.312862][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.312866][ T6991]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  342.312876][ T6991]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  342.312886][ T6991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  342.312889][ T6991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  342.312897][ T6991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  342.312900][ T6991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  342.312904][ T6991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  342.312907][ T6991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  342.312913][ T6991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  342.312917][ T6991]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  342.312923][ T6991]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  342.312925][ T6991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  342.312933][ T6991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  342.312936][ T6991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  342.312942][ T6991]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  342.312946][ T6991]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  342.312951][ T6991]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  342.312963][ T6991]  ? 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))
[  342.312966][ T6991]  ? 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))
[  342.312974][ T6991]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  342.312985][ T6991]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  342.312989][ T6991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  342.312997][ T6991]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  342.313004][ T6991]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  342.313011][ T6991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  342.313013][ T6991]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  342.313022][ T6991]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  342.313027][ T6991]  ____sys_sendmsg (net/socket.c:2713)
[  342.313031][ T6991]  ? copy_msghdr_from_user (net/socket.c:2650)
[  342.313034][ T6991]  ? sock_write_iter (net/socket.c:1269)
[  342.313036][ T6991]  ? move_addr_to_kernel (net/socket.c:258)
[  342.313050][ T6991]  ___sys_sendmsg (net/socket.c:2767)
[  342.313055][ T6991]  ? copy_msghdr_from_user (net/socket.c:2619)
[  342.313086][ T6991]  __sys_sendmsg (net/socket.c:2799)
[  342.313090][ T6991]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  342.313101][ T6991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  342.313107][ T6991]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  342.313111][ T6991]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  342.313115][ T6991]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  342.313119][ T6991] RIP: 0033:0x7fccc99e154e
[  342.313123][ T6991] 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
[  342.313126][ T6991] RSP: 002b:00007ffd92a1b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  342.313129][ T6991] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fccc99e154e
[  342.313131][ T6991] RDX: 0000000000000000 RSI: 00007ffd92a1b990 RDI: 0000000000000005
[  342.313133][ T6991] RBP: 00007ffd92a1b8f0 R08: 0000000000000000 R09: 0000000000000000
[  342.313134][ T6991] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e90c
[  342.313135][ T6991] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd92a1c060
| [  369.674344][ T7940] softirqs last disabled at (18516): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  369.674347][ T7940] Preemption disabled at:
| [  369.674348][ T7940] vprintk_emit (kernel/printk/printk.c:2471)
| [  369.674356][ T7940] Tainted: [W]=WARN
[  369.674357][ T7940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  369.674358][ T7940] Call Trace:
[  369.674360][ T7940]  <TASK>
[  369.674362][ T7940]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  369.674368][ T7940]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  369.674369][ T7940]  __might_resched.cold (kernel/sched/core.c:9234)
[  369.674374][ T7940]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  369.674379][ T7940]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  369.674383][ T7940]  __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))
[  369.674385][ T7940]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  369.674391][ T7940]  ? 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)
[  369.674394][ T7940]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  369.674398][ T7940]  put_chars (drivers/char/virtio_console.c:1176)
[  369.674401][ T7940]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  369.674407][ T7940]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  369.674415][ T7940]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  369.674418][ T7940]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  369.674423][ T7940]  console_emit_next_record (kernel/printk/printk.c:3183)
[  369.674427][ T7940]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  369.674429][ T7940]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  369.674432][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674435][ T7940]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  369.674439][ T7940]  console_flush_one_record (kernel/printk/printk.c:3268)
[  369.674443][ T7940]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  369.674445][ T7940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  369.674450][ T7940]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  369.674453][ T7940]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  369.674455][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674457][ T7940]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  369.674461][ T7940]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  369.674463][ T7940]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  369.674466][ T7940]  vprintk_emit (kernel/printk/printk.c:2479)
[  369.674469][ T7940]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  369.674472][ T7940]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  369.674477][ T7940]  _printk (kernel/printk/printk.c:2504)
[  369.674480][ T7940]  ? snapshot_read.cold (user.c:?)
[  369.674482][ T7940]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  369.674485][ T7940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  369.674488][ T7940]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  369.674490][ T7940]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  369.674494][ T7940]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  369.674496][ T7940]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  369.674499][ T7940]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  369.674502][ T7940]  ? netdev_notice (net/core/dev.c:13194)
[  369.674504][ T7940]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  369.674508][ T7940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  369.674510][ T7940]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  369.674514][ T7940]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  369.674516][ T7940]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  369.674518][ T7940]  ? register_netdev (net/core/dev.c:11618)
[  369.674519][ T7940]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  369.674525][ T7940]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  369.674527][ T7940]  ? __kernel_text_address (kernel/extable.c:79)
[  369.674530][ T7940]  ? write_profile (profile.c:?)
[  369.674534][ T7940]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  369.674540][ T7940]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  369.674544][ T7940]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  369.674546][ T7940]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  369.674547][ T7940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  369.674549][ T7940]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  369.674552][ T7940]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  369.674554][ T7940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  369.674556][ T7940]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  369.674559][ T7940]  ? kasan_save_stack (mm/kasan/common.c:58)
[  369.674560][ T7940]  ? kasan_save_stack (mm/kasan/common.c:57)
[  369.674562][ T7940]  ? kasan_save_track (mm/kasan/common.c:78)
[  369.674563][ T7940]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  369.674565][ T7940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  369.674567][ T7940]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  369.674570][ T7940]  ? ___sys_sendmsg (net/socket.c:2758)
[  369.674574][ T7940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  369.674576][ T7940]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  369.674578][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674580][ T7940]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  369.674582][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674583][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674585][ T7940]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  369.674587][ T7940]  ? __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)
[  369.674588][ T7940]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  369.674590][ T7940]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  369.674594][ T7940]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  369.674595][ T7940]  ? nla_get_range_signed (lib/nlattr.c:270)
[  369.674600][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674602][ T7940]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  369.674608][ T7940]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  369.674613][ T7940]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  369.674615][ T7940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  369.674620][ T7940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  369.674622][ T7940]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  369.674624][ T7940]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  369.674626][ T7940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  369.674629][ T7940]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  369.674632][ T7940]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  369.674635][ T7940]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  369.674636][ T7940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  369.674644][ T7940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  369.674646][ T7940]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  369.674650][ T7940]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  369.674653][ T7940]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  369.674656][ T7940]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  369.674663][ T7940]  ? 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))
[  369.674665][ T7940]  ? 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))
[  369.674669][ T7940]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  369.674673][ T7940]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  369.674676][ T7940]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  369.674680][ T7940]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  369.674684][ T7940]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  369.674688][ T7940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  369.674690][ T7940]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  369.674695][ T7940]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  369.674698][ T7940]  ____sys_sendmsg (net/socket.c:2713)
[  369.674700][ T7940]  ? copy_msghdr_from_user (net/socket.c:2650)
[  369.674702][ T7940]  ? sock_write_iter (net/socket.c:1269)
[  369.674704][ T7940]  ? move_addr_to_kernel (net/socket.c:258)
[  369.674711][ T7940]  ___sys_sendmsg (net/socket.c:2767)
[  369.674714][ T7940]  ? copy_msghdr_from_user (net/socket.c:2619)
[  369.674730][ T7940]  __sys_sendmsg (net/socket.c:2799)
[  369.674733][ T7940]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  369.674740][ T7940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  369.674743][ T7940]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  369.674745][ T7940]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  369.674748][ T7940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  369.674750][ T7940] RIP: 0033:0x7f4d598d054e
[  369.674754][ T7940] 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
[  369.674756][ T7940] RSP: 002b:00007ffd657985d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  369.674759][ T7940] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4d598d054e
[  369.674760][ T7940] RDX: 0000000000000000 RSI: 00007ffd65798680 RDI: 0000000000000005
[  369.674761][ T7940] RBP: 00007ffd657985e0 R08: 0000000000000000 R09: 0000000000000000
[  369.674762][ T7940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e927
[  369.674763][ T7940] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd65798d50
| [  376.886272][ T8147] softirqs last disabled at (25090): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  376.886274][ T8147] Preemption disabled at:
| [  376.886275][ T8147] vprintk_emit (kernel/printk/printk.c:2471)
| [  376.886283][ T8147] Tainted: [W]=WARN
[  376.886284][ T8147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  376.886286][ T8147] Call Trace:
[  376.886288][ T8147]  <TASK>
[  376.886289][ T8147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  376.886295][ T8147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  376.886296][ T8147]  __might_resched.cold (kernel/sched/core.c:9234)
[  376.886301][ T8147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  376.886305][ T8147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  376.886310][ T8147]  __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))
[  376.886312][ T8147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  376.886318][ T8147]  ? 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)
[  376.886321][ T8147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  376.886324][ T8147]  put_chars (drivers/char/virtio_console.c:1176)
[  376.886327][ T8147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  376.886333][ T8147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  376.886340][ T8147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  376.886343][ T8147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  376.886348][ T8147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  376.886352][ T8147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  376.886353][ T8147]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  376.886357][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886359][ T8147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  376.886363][ T8147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  376.886367][ T8147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  376.886369][ T8147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  376.886374][ T8147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  376.886377][ T8147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  376.886379][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886381][ T8147]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  376.886384][ T8147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  376.886386][ T8147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  376.886388][ T8147]  vprintk_emit (kernel/printk/printk.c:2479)
[  376.886392][ T8147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  376.886394][ T8147]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  376.886399][ T8147]  _printk (kernel/printk/printk.c:2504)
[  376.886403][ T8147]  ? snapshot_read.cold (user.c:?)
[  376.886404][ T8147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  376.886407][ T8147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  376.886410][ T8147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  376.886412][ T8147]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  376.886416][ T8147]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  376.886418][ T8147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  376.886420][ T8147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  376.886423][ T8147]  ? netdev_notice (net/core/dev.c:13194)
[  376.886426][ T8147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  376.886429][ T8147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  376.886432][ T8147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  376.886435][ T8147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  376.886437][ T8147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  376.886439][ T8147]  ? register_netdev (net/core/dev.c:11618)
[  376.886440][ T8147]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  376.886446][ T8147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  376.886448][ T8147]  ? __kernel_text_address (kernel/extable.c:79)
[  376.886450][ T8147]  ? write_profile (profile.c:?)
[  376.886454][ T8147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  376.886460][ T8147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  376.886463][ T8147]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  376.886465][ T8147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  376.886466][ T8147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  376.886468][ T8147]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  376.886471][ T8147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  376.886473][ T8147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  376.886475][ T8147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  376.886477][ T8147]  ? kasan_save_stack (mm/kasan/common.c:58)
[  376.886479][ T8147]  ? kasan_save_stack (mm/kasan/common.c:57)
[  376.886480][ T8147]  ? kasan_save_track (mm/kasan/common.c:78)
[  376.886481][ T8147]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  376.886484][ T8147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  376.886485][ T8147]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  376.886488][ T8147]  ? ___sys_sendmsg (net/socket.c:2758)
[  376.886492][ T8147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  376.886494][ T8147]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  376.886496][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886498][ T8147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  376.886500][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886501][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886502][ T8147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  376.886504][ T8147]  ? __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)
[  376.886506][ T8147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  376.886508][ T8147]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  376.886511][ T8147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  376.886512][ T8147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  376.886517][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886519][ T8147]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  376.886524][ T8147]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  376.886529][ T8147]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  376.886531][ T8147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  376.886535][ T8147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  376.886537][ T8147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  376.886539][ T8147]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  376.886541][ T8147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  376.886544][ T8147]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  376.886546][ T8147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  376.886549][ T8147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  376.886551][ T8147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  376.886555][ T8147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  376.886557][ T8147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  376.886560][ T8147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  376.886563][ T8147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  376.886566][ T8147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  376.886572][ T8147]  ? 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))
[  376.886574][ T8147]  ? 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))
[  376.886579][ T8147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  376.886583][ T8147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  376.886585][ T8147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  376.886589][ T8147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  376.886593][ T8147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  376.886597][ T8147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  376.886598][ T8147]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  376.886604][ T8147]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  376.886606][ T8147]  ____sys_sendmsg (net/socket.c:2713)
[  376.886609][ T8147]  ? copy_msghdr_from_user (net/socket.c:2650)
[  376.886611][ T8147]  ? sock_write_iter (net/socket.c:1269)
[  376.886612][ T8147]  ? move_addr_to_kernel (net/socket.c:258)
[  376.886619][ T8147]  ___sys_sendmsg (net/socket.c:2767)
[  376.886622][ T8147]  ? copy_msghdr_from_user (net/socket.c:2619)
[  376.886637][ T8147]  __sys_sendmsg (net/socket.c:2799)
[  376.886643][ T8147]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  376.886649][ T8147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  376.886652][ T8147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  376.886655][ T8147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  376.886658][ T8147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  376.886661][ T8147] RIP: 0033:0x7f5994cb754e
[  376.886664][ T8147] 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
[  376.886666][ T8147] RSP: 002b:00007fffe56e49e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  376.886668][ T8147] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f5994cb754e
[  376.886670][ T8147] RDX: 0000000000000000 RSI: 00007fffe56e4a90 RDI: 0000000000000005
[  376.886671][ T8147] RBP: 00007fffe56e49f0 R08: 0000000000000000 R09: 0000000000000000
[  376.886672][ T8147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e92e
[  376.886672][ T8147] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe56e5160
| [  386.242178][ T8419] softirqs last disabled at (23230): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  386.242180][ T8419] Preemption disabled at:
| [  386.242181][ T8419] vprintk_emit (kernel/printk/printk.c:2471)
| [  386.242190][ T8419] Tainted: [W]=WARN
[  386.242191][ T8419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  386.242192][ T8419] Call Trace:
[  386.242194][ T8419]  <TASK>
[  386.242196][ T8419]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  386.242201][ T8419]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  386.242203][ T8419]  __might_resched.cold (kernel/sched/core.c:9234)
[  386.242208][ T8419]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  386.242212][ T8419]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  386.242216][ T8419]  __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))
[  386.242218][ T8419]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  386.242225][ T8419]  ? 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)
[  386.242228][ T8419]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  386.242232][ T8419]  put_chars (drivers/char/virtio_console.c:1176)
[  386.242234][ T8419]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  386.242240][ T8419]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  386.242247][ T8419]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  386.242251][ T8419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.242255][ T8419]  console_emit_next_record (kernel/printk/printk.c:3183)
[  386.242259][ T8419]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  386.242261][ T8419]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  386.242264][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242267][ T8419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.242271][ T8419]  console_flush_one_record (kernel/printk/printk.c:3268)
[  386.242275][ T8419]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  386.242277][ T8419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  386.242282][ T8419]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  386.242285][ T8419]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  386.242287][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242289][ T8419]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  386.242292][ T8419]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  386.242294][ T8419]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  386.242297][ T8419]  vprintk_emit (kernel/printk/printk.c:2479)
[  386.242300][ T8419]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  386.242302][ T8419]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  386.242307][ T8419]  _printk (kernel/printk/printk.c:2504)
[  386.242311][ T8419]  ? snapshot_read.cold (user.c:?)
[  386.242313][ T8419]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  386.242316][ T8419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  386.242318][ T8419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  386.242321][ T8419]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  386.242324][ T8419]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  386.242327][ T8419]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  386.242329][ T8419]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  386.242332][ T8419]  ? netdev_notice (net/core/dev.c:13194)
[  386.242335][ T8419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  386.242338][ T8419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  386.242340][ T8419]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  386.242344][ T8419]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  386.242346][ T8419]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  386.242348][ T8419]  ? register_netdev (net/core/dev.c:11618)
[  386.242349][ T8419]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  386.242354][ T8419]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  386.242357][ T8419]  ? __kernel_text_address (kernel/extable.c:79)
[  386.242359][ T8419]  ? write_profile (profile.c:?)
[  386.242363][ T8419]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  386.242369][ T8419]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  386.242372][ T8419]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  386.242374][ T8419]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  386.242375][ T8419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  386.242377][ T8419]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  386.242381][ T8419]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  386.242382][ T8419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  386.242384][ T8419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  386.242387][ T8419]  ? kasan_save_stack (mm/kasan/common.c:58)
[  386.242388][ T8419]  ? kasan_save_stack (mm/kasan/common.c:57)
[  386.242390][ T8419]  ? kasan_save_track (mm/kasan/common.c:78)
[  386.242391][ T8419]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  386.242393][ T8419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  386.242395][ T8419]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  386.242398][ T8419]  ? ___sys_sendmsg (net/socket.c:2758)
[  386.242402][ T8419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  386.242404][ T8419]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  386.242407][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242408][ T8419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.242410][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242411][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242413][ T8419]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  386.242415][ T8419]  ? __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)
[  386.242416][ T8419]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  386.242418][ T8419]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  386.242421][ T8419]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  386.242422][ T8419]  ? nla_get_range_signed (lib/nlattr.c:270)
[  386.242427][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242430][ T8419]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  386.242435][ T8419]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  386.242440][ T8419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  386.242442][ T8419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  386.242446][ T8419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  386.242448][ T8419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  386.242450][ T8419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  386.242452][ T8419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  386.242455][ T8419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  386.242457][ T8419]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  386.242460][ T8419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  386.242462][ T8419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  386.242466][ T8419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  386.242468][ T8419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  386.242471][ T8419]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  386.242474][ T8419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  386.242477][ T8419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  386.242484][ T8419]  ? 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))
[  386.242485][ T8419]  ? 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))
[  386.242490][ T8419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  386.242494][ T8419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  386.242496][ T8419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  386.242501][ T8419]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  386.242505][ T8419]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  386.242508][ T8419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  386.242510][ T8419]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  386.242515][ T8419]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  386.242518][ T8419]  ____sys_sendmsg (net/socket.c:2713)
[  386.242520][ T8419]  ? copy_msghdr_from_user (net/socket.c:2650)
[  386.242522][ T8419]  ? sock_write_iter (net/socket.c:1269)
[  386.242524][ T8419]  ? move_addr_to_kernel (net/socket.c:258)
[  386.242531][ T8419]  ___sys_sendmsg (net/socket.c:2767)
[  386.242534][ T8419]  ? copy_msghdr_from_user (net/socket.c:2619)
[  386.242549][ T8419]  __sys_sendmsg (net/socket.c:2799)
[  386.242552][ T8419]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  386.242558][ T8419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.242561][ T8419]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  386.242564][ T8419]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  386.242567][ T8419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  386.242569][ T8419] RIP: 0033:0x7f065cd9554e
[  386.242573][ T8419] 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
[  386.242574][ T8419] RSP: 002b:00007ffe3f3048a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  386.242577][ T8419] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f065cd9554e
[  386.242578][ T8419] RDX: 0000000000000000 RSI: 00007ffe3f304950 RDI: 0000000000000005
[  386.242579][ T8419] RBP: 00007ffe3f3048b0 R08: 0000000000000000 R09: 0000000000000000
[  386.242580][ T8419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e938
[  386.242581][ T8419] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3f305020
| [  394.970139][ T8555] softirqs last disabled at (30630): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  394.970142][ T8555] Preemption disabled at:
| [  394.970142][ T8555] vprintk_emit (kernel/printk/printk.c:2471)
| [  394.970155][ T8555] Tainted: [W]=WARN
[  394.970156][ T8555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  394.970158][ T8555] Call Trace:
[  394.970160][ T8555]  <TASK>
[  394.970161][ T8555]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  394.970167][ T8555]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  394.970169][ T8555]  __might_resched.cold (kernel/sched/core.c:9234)
[  394.970173][ T8555]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  394.970178][ T8555]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  394.970182][ T8555]  __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))
[  394.970184][ T8555]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  394.970190][ T8555]  ? 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)
[  394.970193][ T8555]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  394.970196][ T8555]  put_chars (drivers/char/virtio_console.c:1176)
[  394.970199][ T8555]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  394.970205][ T8555]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  394.970212][ T8555]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  394.970215][ T8555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  394.970220][ T8555]  console_emit_next_record (kernel/printk/printk.c:3183)
[  394.970224][ T8555]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  394.970226][ T8555]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  394.970229][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970231][ T8555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  394.970235][ T8555]  console_flush_one_record (kernel/printk/printk.c:3268)
[  394.970239][ T8555]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  394.970241][ T8555]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  394.970246][ T8555]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  394.970249][ T8555]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  394.970251][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970253][ T8555]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  394.970256][ T8555]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  394.970258][ T8555]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  394.970261][ T8555]  vprintk_emit (kernel/printk/printk.c:2479)
[  394.970264][ T8555]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  394.970267][ T8555]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  394.970272][ T8555]  _printk (kernel/printk/printk.c:2504)
[  394.970275][ T8555]  ? snapshot_read.cold (user.c:?)
[  394.970277][ T8555]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  394.970280][ T8555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  394.970282][ T8555]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  394.970284][ T8555]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  394.970288][ T8555]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  394.970291][ T8555]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  394.970293][ T8555]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  394.970296][ T8555]  ? netdev_notice (net/core/dev.c:13194)
[  394.970298][ T8555]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  394.970301][ T8555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  394.970304][ T8555]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  394.970307][ T8555]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  394.970309][ T8555]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  394.970311][ T8555]  ? register_netdev (net/core/dev.c:11618)
[  394.970313][ T8555]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  394.970318][ T8555]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  394.970320][ T8555]  ? __kernel_text_address (kernel/extable.c:79)
[  394.970323][ T8555]  ? write_profile (profile.c:?)
[  394.970327][ T8555]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  394.970332][ T8555]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  394.970335][ T8555]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  394.970337][ T8555]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  394.970339][ T8555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  394.970341][ T8555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  394.970344][ T8555]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  394.970346][ T8555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  394.970348][ T8555]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  394.970350][ T8555]  ? kasan_save_stack (mm/kasan/common.c:58)
[  394.970352][ T8555]  ? kasan_save_stack (mm/kasan/common.c:57)
[  394.970353][ T8555]  ? kasan_save_track (mm/kasan/common.c:78)
[  394.970354][ T8555]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  394.970356][ T8555]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  394.970358][ T8555]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  394.970361][ T8555]  ? ___sys_sendmsg (net/socket.c:2758)
[  394.970365][ T8555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  394.970367][ T8555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  394.970369][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970371][ T8555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  394.970373][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970374][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970375][ T8555]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  394.970377][ T8555]  ? __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)
[  394.970379][ T8555]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  394.970380][ T8555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  394.970384][ T8555]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  394.970385][ T8555]  ? nla_get_range_signed (lib/nlattr.c:270)
[  394.970390][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970392][ T8555]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  394.970397][ T8555]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  394.970402][ T8555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  394.970404][ T8555]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  394.970408][ T8555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  394.970410][ T8555]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  394.970412][ T8555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  394.970414][ T8555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  394.970418][ T8555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  394.970420][ T8555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  394.970423][ T8555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  394.970424][ T8555]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  394.970428][ T8555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  394.970430][ T8555]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  394.970434][ T8555]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  394.970437][ T8555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  394.970439][ T8555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  394.970446][ T8555]  ? 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))
[  394.970448][ T8555]  ? 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))
[  394.970452][ T8555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  394.970456][ T8555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  394.970459][ T8555]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  394.970463][ T8555]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  394.970467][ T8555]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  394.970470][ T8555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  394.970472][ T8555]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  394.970478][ T8555]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  394.970480][ T8555]  ____sys_sendmsg (net/socket.c:2713)
[  394.970483][ T8555]  ? copy_msghdr_from_user (net/socket.c:2650)
[  394.970485][ T8555]  ? sock_write_iter (net/socket.c:1269)
[  394.970486][ T8555]  ? move_addr_to_kernel (net/socket.c:258)
[  394.970494][ T8555]  ___sys_sendmsg (net/socket.c:2767)
[  394.970496][ T8555]  ? copy_msghdr_from_user (net/socket.c:2619)
[  394.970512][ T8555]  __sys_sendmsg (net/socket.c:2799)
[  394.970514][ T8555]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  394.970520][ T8555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  394.970523][ T8555]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  394.970526][ T8555]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  394.970529][ T8555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  394.970531][ T8555] RIP: 0033:0x7f8a075cb54e
[  394.970535][ T8555] 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
[  394.970537][ T8555] RSP: 002b:00007fff61119890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  394.970539][ T8555] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f8a075cb54e
[  394.970541][ T8555] RDX: 0000000000000000 RSI: 00007fff61119940 RDI: 0000000000000005
[  394.970542][ T8555] RBP: 00007fff611198a0 R08: 0000000000000000 R09: 0000000000000000
[  394.970542][ T8555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e940
[  394.970543][ T8555] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6111a010
| [  401.716196][ T8692] softirqs last disabled at (25240): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  401.716199][ T8692] Preemption disabled at:
| [  401.716199][ T8692] vprintk_emit (kernel/printk/printk.c:2471)
| [  401.716208][ T8692] Tainted: [W]=WARN
[  401.716209][ T8692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  401.716211][ T8692] Call Trace:
[  401.716212][ T8692]  <TASK>
[  401.716214][ T8692]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  401.716220][ T8692]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  401.716221][ T8692]  __might_resched.cold (kernel/sched/core.c:9234)
[  401.716226][ T8692]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  401.716231][ T8692]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  401.716235][ T8692]  __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))
[  401.716237][ T8692]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  401.716243][ T8692]  ? 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)
[  401.716245][ T8692]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  401.716249][ T8692]  put_chars (drivers/char/virtio_console.c:1176)
[  401.716251][ T8692]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  401.716258][ T8692]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  401.716265][ T8692]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  401.716268][ T8692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  401.716273][ T8692]  console_emit_next_record (kernel/printk/printk.c:3183)
[  401.716276][ T8692]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  401.716278][ T8692]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  401.716281][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716284][ T8692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  401.716288][ T8692]  console_flush_one_record (kernel/printk/printk.c:3268)
[  401.716292][ T8692]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  401.716294][ T8692]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  401.716299][ T8692]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  401.716302][ T8692]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  401.716304][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716305][ T8692]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  401.716309][ T8692]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  401.716311][ T8692]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  401.716313][ T8692]  vprintk_emit (kernel/printk/printk.c:2479)
[  401.716316][ T8692]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  401.716319][ T8692]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  401.716324][ T8692]  _printk (kernel/printk/printk.c:2504)
[  401.716327][ T8692]  ? snapshot_read.cold (user.c:?)
[  401.716329][ T8692]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  401.716332][ T8692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  401.716334][ T8692]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  401.716336][ T8692]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  401.716340][ T8692]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  401.716343][ T8692]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  401.716345][ T8692]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  401.716348][ T8692]  ? netdev_notice (net/core/dev.c:13194)
[  401.716350][ T8692]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  401.716353][ T8692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  401.716356][ T8692]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  401.716359][ T8692]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  401.716362][ T8692]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  401.716364][ T8692]  ? register_netdev (net/core/dev.c:11618)
[  401.716365][ T8692]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  401.716370][ T8692]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  401.716372][ T8692]  ? __kernel_text_address (kernel/extable.c:79)
[  401.716375][ T8692]  ? write_profile (profile.c:?)
[  401.716379][ T8692]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  401.716384][ T8692]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  401.716387][ T8692]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  401.716389][ T8692]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  401.716391][ T8692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  401.716393][ T8692]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  401.716396][ T8692]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  401.716398][ T8692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  401.716399][ T8692]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  401.716402][ T8692]  ? kasan_save_stack (mm/kasan/common.c:58)
[  401.716403][ T8692]  ? kasan_save_stack (mm/kasan/common.c:57)
[  401.716405][ T8692]  ? kasan_save_track (mm/kasan/common.c:78)
[  401.716406][ T8692]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  401.716408][ T8692]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  401.716410][ T8692]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  401.716413][ T8692]  ? ___sys_sendmsg (net/socket.c:2758)
[  401.716416][ T8692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  401.716418][ T8692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  401.716421][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716423][ T8692]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  401.716424][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716425][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716427][ T8692]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  401.716429][ T8692]  ? __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)
[  401.716430][ T8692]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  401.716432][ T8692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  401.716435][ T8692]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  401.716437][ T8692]  ? nla_get_range_signed (lib/nlattr.c:270)
[  401.716441][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716444][ T8692]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  401.716449][ T8692]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  401.716454][ T8692]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  401.716455][ T8692]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  401.716460][ T8692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  401.716462][ T8692]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  401.716464][ T8692]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  401.716467][ T8692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  401.716472][ T8692]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  401.716476][ T8692]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  401.716481][ T8692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  401.716482][ T8692]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  401.716487][ T8692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  401.716489][ T8692]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  401.716492][ T8692]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  401.716495][ T8692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  401.716498][ T8692]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  401.716504][ T8692]  ? 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))
[  401.716506][ T8692]  ? 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))
[  401.716511][ T8692]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  401.716515][ T8692]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  401.716517][ T8692]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  401.716521][ T8692]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  401.716525][ T8692]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  401.716529][ T8692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  401.716530][ T8692]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  401.716536][ T8692]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  401.716538][ T8692]  ____sys_sendmsg (net/socket.c:2713)
[  401.716541][ T8692]  ? copy_msghdr_from_user (net/socket.c:2650)
[  401.716543][ T8692]  ? sock_write_iter (net/socket.c:1269)
[  401.716544][ T8692]  ? move_addr_to_kernel (net/socket.c:258)
[  401.716552][ T8692]  ___sys_sendmsg (net/socket.c:2767)
[  401.716554][ T8692]  ? copy_msghdr_from_user (net/socket.c:2619)
[  401.716570][ T8692]  __sys_sendmsg (net/socket.c:2799)
[  401.716573][ T8692]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  401.716579][ T8692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  401.716582][ T8692]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  401.716585][ T8692]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  401.716587][ T8692]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  401.716590][ T8692] RIP: 0033:0x7faea62e354e
[  401.716593][ T8692] 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
[  401.716595][ T8692] RSP: 002b:00007ffc411665d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  401.716598][ T8692] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007faea62e354e
[  401.716599][ T8692] RDX: 0000000000000000 RSI: 00007ffc41166680 RDI: 0000000000000005
[  401.716600][ T8692] RBP: 00007ffc411665e0 R08: 0000000000000000 R09: 0000000000000000
[  401.716601][ T8692] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e947
[  401.716601][ T8692] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc41166d50
| [  410.513187][ T8836] softirqs last disabled at (23778): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  410.513189][ T8836] Preemption disabled at:
| [  410.513190][ T8836] vprintk_emit (kernel/printk/printk.c:2471)
| [  410.513202][ T8836] Tainted: [W]=WARN
[  410.513203][ T8836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  410.513204][ T8836] Call Trace:
[  410.513206][ T8836]  <TASK>
[  410.513207][ T8836]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  410.513213][ T8836]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  410.513214][ T8836]  __might_resched.cold (kernel/sched/core.c:9234)
[  410.513219][ T8836]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  410.513223][ T8836]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  410.513227][ T8836]  __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))
[  410.513229][ T8836]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  410.513235][ T8836]  ? 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)
[  410.513238][ T8836]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  410.513241][ T8836]  put_chars (drivers/char/virtio_console.c:1176)
[  410.513244][ T8836]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  410.513250][ T8836]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  410.513257][ T8836]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  410.513260][ T8836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  410.513264][ T8836]  console_emit_next_record (kernel/printk/printk.c:3183)
[  410.513268][ T8836]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  410.513270][ T8836]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  410.513273][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513276][ T8836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  410.513280][ T8836]  console_flush_one_record (kernel/printk/printk.c:3268)
[  410.513284][ T8836]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  410.513286][ T8836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  410.513291][ T8836]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  410.513294][ T8836]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  410.513295][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513297][ T8836]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  410.513301][ T8836]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  410.513302][ T8836]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  410.513305][ T8836]  vprintk_emit (kernel/printk/printk.c:2479)
[  410.513308][ T8836]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  410.513311][ T8836]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  410.513316][ T8836]  _printk (kernel/printk/printk.c:2504)
[  410.513319][ T8836]  ? snapshot_read.cold (user.c:?)
[  410.513321][ T8836]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  410.513323][ T8836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  410.513326][ T8836]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  410.513328][ T8836]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  410.513331][ T8836]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  410.513334][ T8836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  410.513336][ T8836]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  410.513339][ T8836]  ? netdev_notice (net/core/dev.c:13194)
[  410.513342][ T8836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  410.513344][ T8836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  410.513347][ T8836]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  410.513350][ T8836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  410.513352][ T8836]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  410.513354][ T8836]  ? register_netdev (net/core/dev.c:11618)
[  410.513356][ T8836]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  410.513361][ T8836]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  410.513363][ T8836]  ? __kernel_text_address (kernel/extable.c:79)
[  410.513366][ T8836]  ? write_profile (profile.c:?)
[  410.513369][ T8836]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  410.513375][ T8836]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  410.513378][ T8836]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  410.513380][ T8836]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  410.513381][ T8836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  410.513383][ T8836]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  410.513387][ T8836]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  410.513388][ T8836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  410.513390][ T8836]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  410.513392][ T8836]  ? kasan_save_stack (mm/kasan/common.c:58)
[  410.513394][ T8836]  ? kasan_save_stack (mm/kasan/common.c:57)
[  410.513395][ T8836]  ? kasan_save_track (mm/kasan/common.c:78)
[  410.513397][ T8836]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  410.513399][ T8836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  410.513401][ T8836]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  410.513403][ T8836]  ? ___sys_sendmsg (net/socket.c:2758)
[  410.513407][ T8836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  410.513409][ T8836]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  410.513412][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513413][ T8836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  410.513415][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513416][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513418][ T8836]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  410.513420][ T8836]  ? __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)
[  410.513421][ T8836]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  410.513423][ T8836]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  410.513426][ T8836]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  410.513427][ T8836]  ? nla_get_range_signed (lib/nlattr.c:270)
[  410.513432][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513434][ T8836]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  410.513439][ T8836]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  410.513444][ T8836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  410.513446][ T8836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  410.513451][ T8836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  410.513452][ T8836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  410.513454][ T8836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  410.513456][ T8836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  410.513460][ T8836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  410.513462][ T8836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  410.513465][ T8836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  410.513466][ T8836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  410.513470][ T8836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  410.513472][ T8836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  410.513476][ T8836]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  410.513479][ T8836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  410.513481][ T8836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  410.513488][ T8836]  ? 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))
[  410.513490][ T8836]  ? 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))
[  410.513494][ T8836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  410.513498][ T8836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  410.513500][ T8836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  410.513504][ T8836]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  410.513508][ T8836]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  410.513512][ T8836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  410.513514][ T8836]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  410.513519][ T8836]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  410.513521][ T8836]  ____sys_sendmsg (net/socket.c:2713)
[  410.513524][ T8836]  ? copy_msghdr_from_user (net/socket.c:2650)
[  410.513526][ T8836]  ? sock_write_iter (net/socket.c:1269)
[  410.513527][ T8836]  ? move_addr_to_kernel (net/socket.c:258)
[  410.513534][ T8836]  ___sys_sendmsg (net/socket.c:2767)
[  410.513537][ T8836]  ? copy_msghdr_from_user (net/socket.c:2619)
[  410.513552][ T8836]  __sys_sendmsg (net/socket.c:2799)
[  410.513555][ T8836]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  410.513561][ T8836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  410.513564][ T8836]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  410.513567][ T8836]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  410.513570][ T8836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  410.513572][ T8836] RIP: 0033:0x7fd3bc33d54e
[  410.513575][ T8836] 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
[  410.513577][ T8836] RSP: 002b:00007ffeab4490f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  410.513580][ T8836] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd3bc33d54e
[  410.513581][ T8836] RDX: 0000000000000000 RSI: 00007ffeab4491a0 RDI: 0000000000000005
[  410.513582][ T8836] RBP: 00007ffeab449100 R08: 0000000000000000 R09: 0000000000000000
[  410.513583][ T8836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e950
[  410.513584][ T8836] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeab449870
| [  419.318268][ T8979] softirqs last disabled at (23706): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  419.318271][ T8979] Preemption disabled at:
| [  419.318271][ T8979] vprintk_emit (kernel/printk/printk.c:2471)
| [  419.318279][ T8979] Tainted: [W]=WARN
[  419.318280][ T8979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  419.318282][ T8979] Call Trace:
[  419.318284][ T8979]  <TASK>
[  419.318285][ T8979]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  419.318291][ T8979]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  419.318293][ T8979]  __might_resched.cold (kernel/sched/core.c:9234)
[  419.318297][ T8979]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  419.318301][ T8979]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  419.318306][ T8979]  __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))
[  419.318308][ T8979]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  419.318314][ T8979]  ? 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)
[  419.318317][ T8979]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  419.318320][ T8979]  put_chars (drivers/char/virtio_console.c:1176)
[  419.318323][ T8979]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  419.318329][ T8979]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  419.318336][ T8979]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  419.318339][ T8979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  419.318344][ T8979]  console_emit_next_record (kernel/printk/printk.c:3183)
[  419.318348][ T8979]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  419.318350][ T8979]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  419.318353][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318355][ T8979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  419.318359][ T8979]  console_flush_one_record (kernel/printk/printk.c:3268)
[  419.318363][ T8979]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  419.318365][ T8979]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  419.318370][ T8979]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  419.318373][ T8979]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  419.318375][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318377][ T8979]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  419.318380][ T8979]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  419.318382][ T8979]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  419.318385][ T8979]  vprintk_emit (kernel/printk/printk.c:2479)
[  419.318388][ T8979]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  419.318390][ T8979]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  419.318395][ T8979]  _printk (kernel/printk/printk.c:2504)
[  419.318399][ T8979]  ? snapshot_read.cold (user.c:?)
[  419.318400][ T8979]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  419.318403][ T8979]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  419.318406][ T8979]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  419.318408][ T8979]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  419.318412][ T8979]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  419.318414][ T8979]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  419.318417][ T8979]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  419.318419][ T8979]  ? netdev_notice (net/core/dev.c:13194)
[  419.318422][ T8979]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  419.318425][ T8979]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  419.318428][ T8979]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  419.318431][ T8979]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  419.318433][ T8979]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  419.318435][ T8979]  ? register_netdev (net/core/dev.c:11618)
[  419.318436][ T8979]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  419.318442][ T8979]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  419.318444][ T8979]  ? __kernel_text_address (kernel/extable.c:79)
[  419.318447][ T8979]  ? write_profile (profile.c:?)
[  419.318451][ T8979]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  419.318456][ T8979]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  419.318459][ T8979]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  419.318461][ T8979]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  419.318463][ T8979]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  419.318464][ T8979]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  419.318468][ T8979]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  419.318470][ T8979]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  419.318472][ T8979]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  419.318474][ T8979]  ? kasan_save_stack (mm/kasan/common.c:58)
[  419.318476][ T8979]  ? kasan_save_stack (mm/kasan/common.c:57)
[  419.318477][ T8979]  ? kasan_save_track (mm/kasan/common.c:78)
[  419.318478][ T8979]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  419.318481][ T8979]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  419.318483][ T8979]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  419.318486][ T8979]  ? ___sys_sendmsg (net/socket.c:2758)
[  419.318489][ T8979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  419.318491][ T8979]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  419.318494][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318496][ T8979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  419.318497][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318498][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318500][ T8979]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  419.318502][ T8979]  ? __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)
[  419.318503][ T8979]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  419.318505][ T8979]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  419.318509][ T8979]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  419.318510][ T8979]  ? nla_get_range_signed (lib/nlattr.c:270)
[  419.318514][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318517][ T8979]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  419.318522][ T8979]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  419.318527][ T8979]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  419.318529][ T8979]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  419.318533][ T8979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  419.318535][ T8979]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  419.318537][ T8979]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  419.318539][ T8979]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  419.318542][ T8979]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  419.318544][ T8979]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  419.318547][ T8979]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  419.318549][ T8979]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  419.318553][ T8979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  419.318555][ T8979]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  419.318558][ T8979]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  419.318561][ T8979]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  419.318564][ T8979]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  419.318570][ T8979]  ? 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))
[  419.318572][ T8979]  ? 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))
[  419.318577][ T8979]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  419.318580][ T8979]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  419.318583][ T8979]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  419.318587][ T8979]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  419.318591][ T8979]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  419.318595][ T8979]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  419.318596][ T8979]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  419.318602][ T8979]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  419.318604][ T8979]  ____sys_sendmsg (net/socket.c:2713)
[  419.318606][ T8979]  ? copy_msghdr_from_user (net/socket.c:2650)
[  419.318609][ T8979]  ? sock_write_iter (net/socket.c:1269)
[  419.318610][ T8979]  ? move_addr_to_kernel (net/socket.c:258)
[  419.318617][ T8979]  ___sys_sendmsg (net/socket.c:2767)
[  419.318620][ T8979]  ? copy_msghdr_from_user (net/socket.c:2619)
[  419.318635][ T8979]  __sys_sendmsg (net/socket.c:2799)
[  419.318641][ T8979]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  419.318648][ T8979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  419.318651][ T8979]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  419.318654][ T8979]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  419.318656][ T8979]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  419.318659][ T8979] RIP: 0033:0x7fcc154fd54e
[  419.318663][ T8979] 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
[  419.318664][ T8979] RSP: 002b:00007ffd8fb77690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  419.318667][ T8979] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fcc154fd54e
[  419.318668][ T8979] RDX: 0000000000000000 RSI: 00007ffd8fb77740 RDI: 0000000000000005
[  419.318669][ T8979] RBP: 00007ffd8fb776a0 R08: 0000000000000000 R09: 0000000000000000
[  419.318670][ T8979] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e959
[  419.318671][ T8979] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8fb77e10
| [  428.299846][ T9122] softirqs last disabled at (22910): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  428.299849][ T9122] Preemption disabled at:
| [  428.299849][ T9122] vprintk_emit (kernel/printk/printk.c:2471)
| [  428.299858][ T9122] Tainted: [W]=WARN
[  428.299859][ T9122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  428.299860][ T9122] Call Trace:
[  428.299862][ T9122]  <TASK>
[  428.299863][ T9122]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  428.299869][ T9122]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  428.299871][ T9122]  __might_resched.cold (kernel/sched/core.c:9234)
[  428.299876][ T9122]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  428.299880][ T9122]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  428.299884][ T9122]  __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))
[  428.299886][ T9122]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  428.299893][ T9122]  ? 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)
[  428.299895][ T9122]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  428.299899][ T9122]  put_chars (drivers/char/virtio_console.c:1176)
[  428.299902][ T9122]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  428.299908][ T9122]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  428.299915][ T9122]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  428.299918][ T9122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.299923][ T9122]  console_emit_next_record (kernel/printk/printk.c:3183)
[  428.299927][ T9122]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  428.299929][ T9122]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  428.299932][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.299934][ T9122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.299938][ T9122]  console_flush_one_record (kernel/printk/printk.c:3268)
[  428.299942][ T9122]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  428.299944][ T9122]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  428.299949][ T9122]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  428.299952][ T9122]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  428.299954][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.299956][ T9122]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  428.299959][ T9122]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  428.299961][ T9122]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  428.299964][ T9122]  vprintk_emit (kernel/printk/printk.c:2479)
[  428.299967][ T9122]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  428.299969][ T9122]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  428.299974][ T9122]  _printk (kernel/printk/printk.c:2504)
[  428.299978][ T9122]  ? snapshot_read.cold (user.c:?)
[  428.299980][ T9122]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  428.299982][ T9122]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  428.299985][ T9122]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  428.299987][ T9122]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  428.299991][ T9122]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  428.299994][ T9122]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  428.299996][ T9122]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  428.299999][ T9122]  ? netdev_notice (net/core/dev.c:13194)
[  428.300002][ T9122]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  428.300005][ T9122]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  428.300007][ T9122]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  428.300010][ T9122]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  428.300012][ T9122]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  428.300015][ T9122]  ? register_netdev (net/core/dev.c:11618)
[  428.300016][ T9122]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  428.300021][ T9122]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  428.300024][ T9122]  ? __kernel_text_address (kernel/extable.c:79)
[  428.300026][ T9122]  ? write_profile (profile.c:?)
[  428.300030][ T9122]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  428.300036][ T9122]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  428.300039][ T9122]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  428.300041][ T9122]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  428.300042][ T9122]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  428.300044][ T9122]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  428.300048][ T9122]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  428.300050][ T9122]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  428.300052][ T9122]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  428.300054][ T9122]  ? kasan_save_stack (mm/kasan/common.c:58)
[  428.300056][ T9122]  ? kasan_save_stack (mm/kasan/common.c:57)
[  428.300057][ T9122]  ? kasan_save_track (mm/kasan/common.c:78)
[  428.300058][ T9122]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  428.300060][ T9122]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  428.300062][ T9122]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  428.300065][ T9122]  ? ___sys_sendmsg (net/socket.c:2758)
[  428.300069][ T9122]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  428.300071][ T9122]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  428.300073][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.300075][ T9122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  428.300076][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.300077][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.300079][ T9122]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  428.300081][ T9122]  ? __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)
[  428.300082][ T9122]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  428.300084][ T9122]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  428.300088][ T9122]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  428.300089][ T9122]  ? nla_get_range_signed (lib/nlattr.c:270)
[  428.300094][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.300096][ T9122]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  428.300101][ T9122]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  428.300106][ T9122]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  428.300108][ T9122]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  428.300112][ T9122]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  428.300114][ T9122]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  428.300116][ T9122]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  428.300118][ T9122]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  428.300121][ T9122]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  428.300123][ T9122]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  428.300126][ T9122]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  428.300128][ T9122]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  428.300132][ T9122]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  428.300134][ T9122]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  428.300137][ T9122]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  428.300141][ T9122]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  428.300143][ T9122]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  428.300150][ T9122]  ? 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))
[  428.300152][ T9122]  ? 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))
[  428.300156][ T9122]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  428.300160][ T9122]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  428.300162][ T9122]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  428.300166][ T9122]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  428.300170][ T9122]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  428.300174][ T9122]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  428.300176][ T9122]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  428.300181][ T9122]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  428.300184][ T9122]  ____sys_sendmsg (net/socket.c:2713)
[  428.300186][ T9122]  ? copy_msghdr_from_user (net/socket.c:2650)
[  428.300188][ T9122]  ? sock_write_iter (net/socket.c:1269)
[  428.300190][ T9122]  ? move_addr_to_kernel (net/socket.c:258)
[  428.300197][ T9122]  ___sys_sendmsg (net/socket.c:2767)
[  428.300200][ T9122]  ? copy_msghdr_from_user (net/socket.c:2619)
[  428.300215][ T9122]  __sys_sendmsg (net/socket.c:2799)
[  428.300217][ T9122]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  428.300224][ T9122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  428.300226][ T9122]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  428.300229][ T9122]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  428.300232][ T9122]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  428.300235][ T9122] RIP: 0033:0x7f552785254e
[  428.300238][ T9122] 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
[  428.300240][ T9122] RSP: 002b:00007ffeeafa1250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  428.300243][ T9122] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f552785254e
[  428.300244][ T9122] RDX: 0000000000000000 RSI: 00007ffeeafa1300 RDI: 0000000000000005
[  428.300245][ T9122] RBP: 00007ffeeafa1260 R08: 0000000000000000 R09: 0000000000000000
[  428.300246][ T9122] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e962
[  428.300247][ T9122] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeeafa19d0
| [  437.105203][ T9265] softirqs last disabled at (25062): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  437.105206][ T9265] Preemption disabled at:
| [  437.105206][ T9265] vprintk_emit (kernel/printk/printk.c:2471)
| [  437.105214][ T9265] Tainted: [W]=WARN
[  437.105216][ T9265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  437.105217][ T9265] Call Trace:
[  437.105219][ T9265]  <TASK>
[  437.105221][ T9265]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  437.105226][ T9265]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  437.105228][ T9265]  __might_resched.cold (kernel/sched/core.c:9234)
[  437.105233][ T9265]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  437.105237][ T9265]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  437.105241][ T9265]  __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))
[  437.105243][ T9265]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  437.105250][ T9265]  ? 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)
[  437.105252][ T9265]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  437.105256][ T9265]  put_chars (drivers/char/virtio_console.c:1176)
[  437.105259][ T9265]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  437.105265][ T9265]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  437.105272][ T9265]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  437.105279][ T9265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  437.105283][ T9265]  console_emit_next_record (kernel/printk/printk.c:3183)
[  437.105287][ T9265]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  437.105289][ T9265]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  437.105292][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105295][ T9265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  437.105298][ T9265]  console_flush_one_record (kernel/printk/printk.c:3268)
[  437.105303][ T9265]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  437.105305][ T9265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  437.105310][ T9265]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  437.105312][ T9265]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  437.105314][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105316][ T9265]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  437.105320][ T9265]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  437.105321][ T9265]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  437.105324][ T9265]  vprintk_emit (kernel/printk/printk.c:2479)
[  437.105327][ T9265]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  437.105330][ T9265]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  437.105335][ T9265]  _printk (kernel/printk/printk.c:2504)
[  437.105338][ T9265]  ? snapshot_read.cold (user.c:?)
[  437.105340][ T9265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  437.105343][ T9265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  437.105345][ T9265]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  437.105347][ T9265]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  437.105351][ T9265]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  437.105354][ T9265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  437.105356][ T9265]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  437.105359][ T9265]  ? netdev_notice (net/core/dev.c:13194)
[  437.105362][ T9265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  437.105364][ T9265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  437.105367][ T9265]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  437.105370][ T9265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  437.105372][ T9265]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  437.105374][ T9265]  ? register_netdev (net/core/dev.c:11618)
[  437.105376][ T9265]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  437.105381][ T9265]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  437.105384][ T9265]  ? __kernel_text_address (kernel/extable.c:79)
[  437.105386][ T9265]  ? write_profile (profile.c:?)
[  437.105390][ T9265]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  437.105395][ T9265]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  437.105398][ T9265]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  437.105400][ T9265]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  437.105402][ T9265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  437.105403][ T9265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  437.105407][ T9265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  437.105409][ T9265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  437.105410][ T9265]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  437.105413][ T9265]  ? kasan_save_stack (mm/kasan/common.c:58)
[  437.105414][ T9265]  ? kasan_save_stack (mm/kasan/common.c:57)
[  437.105416][ T9265]  ? kasan_save_track (mm/kasan/common.c:78)
[  437.105417][ T9265]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  437.105419][ T9265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  437.105421][ T9265]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  437.105424][ T9265]  ? ___sys_sendmsg (net/socket.c:2758)
[  437.105427][ T9265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  437.105429][ T9265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  437.105432][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105433][ T9265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  437.105435][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105436][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105438][ T9265]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  437.105440][ T9265]  ? __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)
[  437.105441][ T9265]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  437.105443][ T9265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  437.105446][ T9265]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  437.105447][ T9265]  ? nla_get_range_signed (lib/nlattr.c:270)
[  437.105452][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105454][ T9265]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  437.105459][ T9265]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  437.105464][ T9265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  437.105466][ T9265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  437.105471][ T9265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  437.105472][ T9265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  437.105474][ T9265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  437.105476][ T9265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  437.105480][ T9265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  437.105482][ T9265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  437.105485][ T9265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  437.105486][ T9265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  437.105490][ T9265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  437.105492][ T9265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  437.105495][ T9265]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  437.105499][ T9265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  437.105501][ T9265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  437.105508][ T9265]  ? 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))
[  437.105509][ T9265]  ? 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))
[  437.105514][ T9265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  437.105518][ T9265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  437.105520][ T9265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  437.105524][ T9265]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  437.105528][ T9265]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  437.105532][ T9265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  437.105533][ T9265]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  437.105538][ T9265]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  437.105541][ T9265]  ____sys_sendmsg (net/socket.c:2713)
[  437.105543][ T9265]  ? copy_msghdr_from_user (net/socket.c:2650)
[  437.105545][ T9265]  ? sock_write_iter (net/socket.c:1269)
[  437.105547][ T9265]  ? move_addr_to_kernel (net/socket.c:258)
[  437.105554][ T9265]  ___sys_sendmsg (net/socket.c:2767)
[  437.105557][ T9265]  ? copy_msghdr_from_user (net/socket.c:2619)
[  437.105572][ T9265]  __sys_sendmsg (net/socket.c:2799)
[  437.105574][ T9265]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  437.105581][ T9265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  437.105583][ T9265]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  437.105586][ T9265]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  437.105589][ T9265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  437.105591][ T9265] RIP: 0033:0x7f93ea52554e
[  437.105595][ T9265] 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
[  437.105596][ T9265] RSP: 002b:00007ffd4da17650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  437.105599][ T9265] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f93ea52554e
[  437.105600][ T9265] RDX: 0000000000000000 RSI: 00007ffd4da17700 RDI: 0000000000000005
[  437.105601][ T9265] RBP: 00007ffd4da17660 R08: 0000000000000000 R09: 0000000000000000
[  437.105602][ T9265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e96b
[  437.105603][ T9265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4da17dd0
| [  445.919185][ T9408] softirqs last disabled at (25286): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  445.919188][ T9408] Preemption disabled at:
| [  445.919188][ T9408] vprintk_emit (kernel/printk/printk.c:2471)
| [  445.919196][ T9408] Tainted: [W]=WARN
[  445.919197][ T9408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  445.919199][ T9408] Call Trace:
[  445.919201][ T9408]  <TASK>
[  445.919202][ T9408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  445.919207][ T9408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  445.919209][ T9408]  __might_resched.cold (kernel/sched/core.c:9234)
[  445.919214][ T9408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  445.919218][ T9408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  445.919222][ T9408]  __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))
[  445.919224][ T9408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  445.919230][ T9408]  ? 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)
[  445.919233][ T9408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  445.919237][ T9408]  put_chars (drivers/char/virtio_console.c:1176)
[  445.919239][ T9408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  445.919245][ T9408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  445.919253][ T9408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  445.919256][ T9408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  445.919260][ T9408]  console_emit_next_record (kernel/printk/printk.c:3183)
[  445.919264][ T9408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  445.919266][ T9408]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  445.919269][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919272][ T9408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  445.919276][ T9408]  console_flush_one_record (kernel/printk/printk.c:3268)
[  445.919280][ T9408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  445.919282][ T9408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  445.919287][ T9408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  445.919290][ T9408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  445.919292][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919293][ T9408]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  445.919297][ T9408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  445.919299][ T9408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  445.919301][ T9408]  vprintk_emit (kernel/printk/printk.c:2479)
[  445.919308][ T9408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  445.919311][ T9408]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  445.919316][ T9408]  _printk (kernel/printk/printk.c:2504)
[  445.919319][ T9408]  ? snapshot_read.cold (user.c:?)
[  445.919321][ T9408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  445.919324][ T9408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  445.919327][ T9408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  445.919329][ T9408]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  445.919333][ T9408]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  445.919335][ T9408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  445.919337][ T9408]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  445.919340][ T9408]  ? netdev_notice (net/core/dev.c:13194)
[  445.919343][ T9408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  445.919346][ T9408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  445.919348][ T9408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  445.919352][ T9408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  445.919354][ T9408]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  445.919356][ T9408]  ? register_netdev (net/core/dev.c:11618)
[  445.919357][ T9408]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  445.919363][ T9408]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  445.919365][ T9408]  ? __kernel_text_address (kernel/extable.c:79)
[  445.919367][ T9408]  ? write_profile (profile.c:?)
[  445.919372][ T9408]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  445.919377][ T9408]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  445.919380][ T9408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  445.919382][ T9408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  445.919383][ T9408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  445.919385][ T9408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  445.919389][ T9408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  445.919391][ T9408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  445.919392][ T9408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  445.919395][ T9408]  ? kasan_save_stack (mm/kasan/common.c:58)
[  445.919397][ T9408]  ? kasan_save_stack (mm/kasan/common.c:57)
[  445.919398][ T9408]  ? kasan_save_track (mm/kasan/common.c:78)
[  445.919399][ T9408]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  445.919401][ T9408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  445.919403][ T9408]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  445.919406][ T9408]  ? ___sys_sendmsg (net/socket.c:2758)
[  445.919410][ T9408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  445.919412][ T9408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  445.919414][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919416][ T9408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  445.919417][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919418][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919420][ T9408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  445.919422][ T9408]  ? __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)
[  445.919423][ T9408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  445.919425][ T9408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  445.919429][ T9408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  445.919430][ T9408]  ? nla_get_range_signed (lib/nlattr.c:270)
[  445.919434][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919437][ T9408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  445.919442][ T9408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  445.919447][ T9408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  445.919449][ T9408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  445.919453][ T9408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  445.919455][ T9408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  445.919457][ T9408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  445.919458][ T9408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  445.919462][ T9408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  445.919464][ T9408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  445.919467][ T9408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  445.919468][ T9408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  445.919473][ T9408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  445.919475][ T9408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  445.919478][ T9408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  445.919481][ T9408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  445.919484][ T9408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  445.919490][ T9408]  ? 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))
[  445.919492][ T9408]  ? 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))
[  445.919497][ T9408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  445.919500][ T9408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  445.919503][ T9408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  445.919507][ T9408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  445.919511][ T9408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  445.919515][ T9408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  445.919516][ T9408]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  445.919522][ T9408]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  445.919524][ T9408]  ____sys_sendmsg (net/socket.c:2713)
[  445.919527][ T9408]  ? copy_msghdr_from_user (net/socket.c:2650)
[  445.919529][ T9408]  ? sock_write_iter (net/socket.c:1269)
[  445.919530][ T9408]  ? move_addr_to_kernel (net/socket.c:258)
[  445.919538][ T9408]  ___sys_sendmsg (net/socket.c:2767)
[  445.919540][ T9408]  ? copy_msghdr_from_user (net/socket.c:2619)
[  445.919556][ T9408]  __sys_sendmsg (net/socket.c:2799)
[  445.919559][ T9408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  445.919565][ T9408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  445.919568][ T9408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  445.919571][ T9408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  445.919573][ T9408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  445.919576][ T9408] RIP: 0033:0x7f5d7911554e
[  445.919579][ T9408] 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
[  445.919581][ T9408] RSP: 002b:00007ffe86fc8d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  445.919584][ T9408] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f5d7911554e
[  445.919585][ T9408] RDX: 0000000000000000 RSI: 00007ffe86fc8e30 RDI: 0000000000000005
[  445.919586][ T9408] RBP: 00007ffe86fc8d90 R08: 0000000000000000 R09: 0000000000000000
[  445.919587][ T9408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e973
[  445.919588][ T9408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe86fc9500
| [  454.833221][ T9551] softirqs last disabled at (17256): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  454.833224][ T9551] Preemption disabled at:
| [  454.833224][ T9551] vprintk_emit (kernel/printk/printk.c:2471)
| [  454.833233][ T9551] Tainted: [W]=WARN
[  454.833234][ T9551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  454.833235][ T9551] Call Trace:
[  454.833237][ T9551]  <TASK>
[  454.833238][ T9551]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  454.833244][ T9551]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  454.833245][ T9551]  __might_resched.cold (kernel/sched/core.c:9234)
[  454.833250][ T9551]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  454.833254][ T9551]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  454.833259][ T9551]  __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))
[  454.833261][ T9551]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  454.833267][ T9551]  ? 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)
[  454.833270][ T9551]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  454.833274][ T9551]  put_chars (drivers/char/virtio_console.c:1176)
[  454.833276][ T9551]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  454.833282][ T9551]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  454.833290][ T9551]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  454.833293][ T9551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.833297][ T9551]  console_emit_next_record (kernel/printk/printk.c:3183)
[  454.833301][ T9551]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  454.833303][ T9551]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  454.833306][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833309][ T9551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.833312][ T9551]  console_flush_one_record (kernel/printk/printk.c:3268)
[  454.833317][ T9551]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  454.833318][ T9551]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  454.833324][ T9551]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  454.833326][ T9551]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  454.833328][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833330][ T9551]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  454.833338][ T9551]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  454.833340][ T9551]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  454.833343][ T9551]  vprintk_emit (kernel/printk/printk.c:2479)
[  454.833346][ T9551]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  454.833349][ T9551]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  454.833354][ T9551]  _printk (kernel/printk/printk.c:2504)
[  454.833357][ T9551]  ? snapshot_read.cold (user.c:?)
[  454.833359][ T9551]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  454.833362][ T9551]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  454.833364][ T9551]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  454.833366][ T9551]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  454.833370][ T9551]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  454.833373][ T9551]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.833375][ T9551]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  454.833378][ T9551]  ? netdev_notice (net/core/dev.c:13194)
[  454.833381][ T9551]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  454.833383][ T9551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  454.833386][ T9551]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  454.833389][ T9551]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.833391][ T9551]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  454.833393][ T9551]  ? register_netdev (net/core/dev.c:11618)
[  454.833394][ T9551]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  454.833400][ T9551]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  454.833402][ T9551]  ? __kernel_text_address (kernel/extable.c:79)
[  454.833405][ T9551]  ? write_profile (profile.c:?)
[  454.833409][ T9551]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  454.833414][ T9551]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  454.833417][ T9551]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  454.833419][ T9551]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  454.833421][ T9551]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  454.833423][ T9551]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  454.833426][ T9551]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  454.833428][ T9551]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  454.833429][ T9551]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  454.833432][ T9551]  ? kasan_save_stack (mm/kasan/common.c:58)
[  454.833434][ T9551]  ? kasan_save_stack (mm/kasan/common.c:57)
[  454.833435][ T9551]  ? kasan_save_track (mm/kasan/common.c:78)
[  454.833436][ T9551]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  454.833438][ T9551]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  454.833440][ T9551]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  454.833443][ T9551]  ? ___sys_sendmsg (net/socket.c:2758)
[  454.833447][ T9551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  454.833449][ T9551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  454.833451][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833453][ T9551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  454.833454][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833455][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833457][ T9551]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  454.833459][ T9551]  ? __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)
[  454.833460][ T9551]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  454.833462][ T9551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  454.833465][ T9551]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  454.833467][ T9551]  ? nla_get_range_signed (lib/nlattr.c:270)
[  454.833471][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833473][ T9551]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  454.833478][ T9551]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  454.833483][ T9551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  454.833485][ T9551]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  454.833490][ T9551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  454.833492][ T9551]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  454.833493][ T9551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  454.833495][ T9551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  454.833499][ T9551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  454.833501][ T9551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  454.833504][ T9551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  454.833505][ T9551]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  454.833509][ T9551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  454.833511][ T9551]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  454.833514][ T9551]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  454.833517][ T9551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  454.833520][ T9551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  454.833526][ T9551]  ? 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))
[  454.833528][ T9551]  ? 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))
[  454.833533][ T9551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  454.833536][ T9551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  454.833539][ T9551]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  454.833543][ T9551]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  454.833547][ T9551]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  454.833550][ T9551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  454.833552][ T9551]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  454.833557][ T9551]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  454.833560][ T9551]  ____sys_sendmsg (net/socket.c:2713)
[  454.833562][ T9551]  ? copy_msghdr_from_user (net/socket.c:2650)
[  454.833564][ T9551]  ? sock_write_iter (net/socket.c:1269)
[  454.833566][ T9551]  ? move_addr_to_kernel (net/socket.c:258)
[  454.833573][ T9551]  ___sys_sendmsg (net/socket.c:2767)
[  454.833575][ T9551]  ? copy_msghdr_from_user (net/socket.c:2619)
[  454.833591][ T9551]  __sys_sendmsg (net/socket.c:2799)
[  454.833593][ T9551]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  454.833599][ T9551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  454.833602][ T9551]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  454.833605][ T9551]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  454.833608][ T9551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  454.833610][ T9551] RIP: 0033:0x7f65fca9154e
[  454.833614][ T9551] 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
[  454.833615][ T9551] RSP: 002b:00007ffe06491fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  454.833618][ T9551] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f65fca9154e
[  454.833619][ T9551] RDX: 0000000000000000 RSI: 00007ffe06492090 RDI: 0000000000000005
[  454.833620][ T9551] RBP: 00007ffe06491ff0 R08: 0000000000000000 R09: 0000000000000000
[  454.833621][ T9551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e97c
[  454.833622][ T9551] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe06492760
| [  463.897448][ T9693] softirqs last disabled at (23544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  463.897451][ T9693] Preemption disabled at:
| [  463.897451][ T9693] vprintk_emit (kernel/printk/printk.c:2471)
| [  463.897460][ T9693] Tainted: [W]=WARN
[  463.897461][ T9693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  463.897463][ T9693] Call Trace:
[  463.897465][ T9693]  <TASK>
[  463.897466][ T9693]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  463.897472][ T9693]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  463.897474][ T9693]  __might_resched.cold (kernel/sched/core.c:9234)
[  463.897478][ T9693]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  463.897482][ T9693]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  463.897487][ T9693]  __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))
[  463.897489][ T9693]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  463.897495][ T9693]  ? 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)
[  463.897498][ T9693]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  463.897501][ T9693]  put_chars (drivers/char/virtio_console.c:1176)
[  463.897504][ T9693]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  463.897510][ T9693]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  463.897518][ T9693]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  463.897521][ T9693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  463.897525][ T9693]  console_emit_next_record (kernel/printk/printk.c:3183)
[  463.897529][ T9693]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  463.897531][ T9693]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  463.897534][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897536][ T9693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  463.897540][ T9693]  console_flush_one_record (kernel/printk/printk.c:3268)
[  463.897544][ T9693]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  463.897546][ T9693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  463.897551][ T9693]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  463.897554][ T9693]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  463.897556][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897558][ T9693]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  463.897561][ T9693]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  463.897563][ T9693]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  463.897566][ T9693]  vprintk_emit (kernel/printk/printk.c:2479)
[  463.897569][ T9693]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  463.897572][ T9693]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  463.897577][ T9693]  _printk (kernel/printk/printk.c:2504)
[  463.897580][ T9693]  ? snapshot_read.cold (user.c:?)
[  463.897582][ T9693]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  463.897585][ T9693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  463.897587][ T9693]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  463.897589][ T9693]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  463.897593][ T9693]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  463.897596][ T9693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  463.897598][ T9693]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  463.897601][ T9693]  ? netdev_notice (net/core/dev.c:13194)
[  463.897604][ T9693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  463.897606][ T9693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  463.897609][ T9693]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  463.897612][ T9693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  463.897614][ T9693]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  463.897616][ T9693]  ? register_netdev (net/core/dev.c:11618)
[  463.897618][ T9693]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  463.897623][ T9693]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  463.897626][ T9693]  ? __kernel_text_address (kernel/extable.c:79)
[  463.897628][ T9693]  ? write_profile (profile.c:?)
[  463.897632][ T9693]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  463.897638][ T9693]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  463.897643][ T9693]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  463.897645][ T9693]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  463.897647][ T9693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  463.897649][ T9693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  463.897652][ T9693]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  463.897655][ T9693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  463.897657][ T9693]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  463.897661][ T9693]  ? kasan_save_stack (mm/kasan/common.c:58)
[  463.897664][ T9693]  ? kasan_save_stack (mm/kasan/common.c:57)
[  463.897666][ T9693]  ? kasan_save_track (mm/kasan/common.c:78)
[  463.897668][ T9693]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  463.897670][ T9693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  463.897672][ T9693]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  463.897675][ T9693]  ? ___sys_sendmsg (net/socket.c:2758)
[  463.897679][ T9693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  463.897681][ T9693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  463.897684][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897685][ T9693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  463.897687][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897688][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897690][ T9693]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  463.897692][ T9693]  ? __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)
[  463.897693][ T9693]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  463.897695][ T9693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  463.897698][ T9693]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  463.897700][ T9693]  ? nla_get_range_signed (lib/nlattr.c:270)
[  463.897704][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897707][ T9693]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  463.897712][ T9693]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  463.897717][ T9693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  463.897719][ T9693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  463.897723][ T9693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  463.897725][ T9693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  463.897727][ T9693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  463.897729][ T9693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  463.897732][ T9693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  463.897734][ T9693]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  463.897737][ T9693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  463.897739][ T9693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  463.897743][ T9693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  463.897745][ T9693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  463.897748][ T9693]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  463.897751][ T9693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  463.897754][ T9693]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  463.897760][ T9693]  ? 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))
[  463.897763][ T9693]  ? 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))
[  463.897767][ T9693]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  463.897771][ T9693]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  463.897773][ T9693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  463.897777][ T9693]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  463.897781][ T9693]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  463.897785][ T9693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  463.897787][ T9693]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  463.897792][ T9693]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  463.897794][ T9693]  ____sys_sendmsg (net/socket.c:2713)
[  463.897797][ T9693]  ? copy_msghdr_from_user (net/socket.c:2650)
[  463.897799][ T9693]  ? sock_write_iter (net/socket.c:1269)
[  463.897800][ T9693]  ? move_addr_to_kernel (net/socket.c:258)
[  463.897808][ T9693]  ___sys_sendmsg (net/socket.c:2767)
[  463.897810][ T9693]  ? copy_msghdr_from_user (net/socket.c:2619)
[  463.897826][ T9693]  __sys_sendmsg (net/socket.c:2799)
[  463.897828][ T9693]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  463.897839][ T9693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  463.897842][ T9693]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  463.897845][ T9693]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  463.897848][ T9693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  463.897851][ T9693] RIP: 0033:0x7f8a45faf54e
[  463.897854][ T9693] 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
[  463.897856][ T9693] RSP: 002b:00007fff51629650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  463.897858][ T9693] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f8a45faf54e
[  463.897860][ T9693] RDX: 0000000000000000 RSI: 00007fff51629700 RDI: 0000000000000005
[  463.897861][ T9693] RBP: 00007fff51629660 R08: 0000000000000000 R09: 0000000000000000
[  463.897862][ T9693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e985
[  463.897862][ T9693] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff51629dd0
| [  472.896076][ T9835] softirqs last disabled at (23890): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  472.896079][ T9835] Preemption disabled at:
| [  472.896079][ T9835] vprintk_emit (kernel/printk/printk.c:2471)
| [  472.896088][ T9835] Tainted: [W]=WARN
[  472.896089][ T9835] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  472.896090][ T9835] Call Trace:
[  472.896092][ T9835]  <TASK>
[  472.896094][ T9835]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  472.896099][ T9835]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  472.896101][ T9835]  __might_resched.cold (kernel/sched/core.c:9234)
[  472.896106][ T9835]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  472.896110][ T9835]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  472.896115][ T9835]  __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))
[  472.896117][ T9835]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  472.896123][ T9835]  ? 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)
[  472.896125][ T9835]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  472.896129][ T9835]  put_chars (drivers/char/virtio_console.c:1176)
[  472.896131][ T9835]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  472.896138][ T9835]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  472.896145][ T9835]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  472.896148][ T9835]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  472.896153][ T9835]  console_emit_next_record (kernel/printk/printk.c:3183)
[  472.896157][ T9835]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  472.896158][ T9835]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  472.896162][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896164][ T9835]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  472.896168][ T9835]  console_flush_one_record (kernel/printk/printk.c:3268)
[  472.896172][ T9835]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  472.896174][ T9835]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  472.896179][ T9835]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  472.896182][ T9835]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  472.896184][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896186][ T9835]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  472.896189][ T9835]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  472.896191][ T9835]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  472.896194][ T9835]  vprintk_emit (kernel/printk/printk.c:2479)
[  472.896197][ T9835]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  472.896200][ T9835]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  472.896205][ T9835]  _printk (kernel/printk/printk.c:2504)
[  472.896208][ T9835]  ? snapshot_read.cold (user.c:?)
[  472.896210][ T9835]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  472.896213][ T9835]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  472.896215][ T9835]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  472.896217][ T9835]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  472.896221][ T9835]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  472.896224][ T9835]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  472.896226][ T9835]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  472.896229][ T9835]  ? netdev_notice (net/core/dev.c:13194)
[  472.896232][ T9835]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  472.896235][ T9835]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  472.896237][ T9835]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  472.896241][ T9835]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  472.896243][ T9835]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  472.896245][ T9835]  ? register_netdev (net/core/dev.c:11618)
[  472.896246][ T9835]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  472.896251][ T9835]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  472.896254][ T9835]  ? __kernel_text_address (kernel/extable.c:79)
[  472.896256][ T9835]  ? write_profile (profile.c:?)
[  472.896261][ T9835]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  472.896266][ T9835]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  472.896270][ T9835]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  472.896272][ T9835]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  472.896273][ T9835]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  472.896275][ T9835]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  472.896278][ T9835]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  472.896280][ T9835]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  472.896282][ T9835]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  472.896284][ T9835]  ? kasan_save_stack (mm/kasan/common.c:58)
[  472.896286][ T9835]  ? kasan_save_stack (mm/kasan/common.c:57)
[  472.896287][ T9835]  ? kasan_save_track (mm/kasan/common.c:78)
[  472.896288][ T9835]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  472.896291][ T9835]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  472.896292][ T9835]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  472.896295][ T9835]  ? ___sys_sendmsg (net/socket.c:2758)
[  472.896299][ T9835]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  472.896301][ T9835]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  472.896304][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896305][ T9835]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  472.896307][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896308][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896309][ T9835]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  472.896312][ T9835]  ? __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)
[  472.896313][ T9835]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  472.896315][ T9835]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  472.896318][ T9835]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  472.896319][ T9835]  ? nla_get_range_signed (lib/nlattr.c:270)
[  472.896324][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896326][ T9835]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  472.896332][ T9835]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  472.896337][ T9835]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  472.896339][ T9835]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  472.896343][ T9835]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  472.896345][ T9835]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  472.896347][ T9835]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  472.896349][ T9835]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  472.896353][ T9835]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  472.896355][ T9835]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  472.896358][ T9835]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  472.896359][ T9835]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  472.896364][ T9835]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  472.896365][ T9835]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  472.896369][ T9835]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  472.896372][ T9835]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  472.896375][ T9835]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  472.896381][ T9835]  ? 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))
[  472.896383][ T9835]  ? 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))
[  472.896392][ T9835]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  472.896396][ T9835]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  472.896398][ T9835]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  472.896402][ T9835]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  472.896406][ T9835]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  472.896410][ T9835]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  472.896412][ T9835]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  472.896417][ T9835]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  472.896419][ T9835]  ____sys_sendmsg (net/socket.c:2713)
[  472.896422][ T9835]  ? copy_msghdr_from_user (net/socket.c:2650)
[  472.896424][ T9835]  ? sock_write_iter (net/socket.c:1269)
[  472.896426][ T9835]  ? move_addr_to_kernel (net/socket.c:258)
[  472.896433][ T9835]  ___sys_sendmsg (net/socket.c:2767)
[  472.896435][ T9835]  ? copy_msghdr_from_user (net/socket.c:2619)
[  472.896451][ T9835]  __sys_sendmsg (net/socket.c:2799)
[  472.896454][ T9835]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  472.896460][ T9835]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  472.896463][ T9835]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  472.896466][ T9835]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  472.896468][ T9835]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  472.896470][ T9835] RIP: 0033:0x7f8fbc0d254e
[  472.896474][ T9835] 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
[  472.896475][ T9835] RSP: 002b:00007fffcd12c5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  472.896478][ T9835] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f8fbc0d254e
[  472.896479][ T9835] RDX: 0000000000000000 RSI: 00007fffcd12c690 RDI: 0000000000000005
[  472.896480][ T9835] RBP: 00007fffcd12c5f0 R08: 0000000000000000 R09: 0000000000000000
[  472.896481][ T9835] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e98e
[  472.896482][ T9835] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcd12cd60
| [  481.712338][ T9978] softirqs last disabled at (19212): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  481.712340][ T9978] Preemption disabled at:
| [  481.712341][ T9978] vprintk_emit (kernel/printk/printk.c:2471)
| [  481.712349][ T9978] Tainted: [W]=WARN
[  481.712350][ T9978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  481.712352][ T9978] Call Trace:
[  481.712354][ T9978]  <TASK>
[  481.712355][ T9978]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  481.712361][ T9978]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  481.712363][ T9978]  __might_resched.cold (kernel/sched/core.c:9234)
[  481.712367][ T9978]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  481.712371][ T9978]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  481.712376][ T9978]  __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))
[  481.712378][ T9978]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  481.712384][ T9978]  ? 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)
[  481.712386][ T9978]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  481.712390][ T9978]  put_chars (drivers/char/virtio_console.c:1176)
[  481.712392][ T9978]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  481.712398][ T9978]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  481.712406][ T9978]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  481.712409][ T9978]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.712413][ T9978]  console_emit_next_record (kernel/printk/printk.c:3183)
[  481.712422][ T9978]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  481.712424][ T9978]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  481.712427][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712429][ T9978]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.712433][ T9978]  console_flush_one_record (kernel/printk/printk.c:3268)
[  481.712437][ T9978]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  481.712439][ T9978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  481.712445][ T9978]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  481.712447][ T9978]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  481.712449][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712451][ T9978]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  481.712454][ T9978]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  481.712456][ T9978]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  481.712459][ T9978]  vprintk_emit (kernel/printk/printk.c:2479)
[  481.712462][ T9978]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  481.712465][ T9978]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  481.712469][ T9978]  _printk (kernel/printk/printk.c:2504)
[  481.712473][ T9978]  ? snapshot_read.cold (user.c:?)
[  481.712475][ T9978]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  481.712477][ T9978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  481.712480][ T9978]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  481.712482][ T9978]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  481.712486][ T9978]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  481.712488][ T9978]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.712491][ T9978]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  481.712494][ T9978]  ? netdev_notice (net/core/dev.c:13194)
[  481.712497][ T9978]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  481.712499][ T9978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  481.712502][ T9978]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  481.712505][ T9978]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.712507][ T9978]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  481.712509][ T9978]  ? register_netdev (net/core/dev.c:11618)
[  481.712511][ T9978]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  481.712516][ T9978]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  481.712519][ T9978]  ? __kernel_text_address (kernel/extable.c:79)
[  481.712521][ T9978]  ? write_profile (profile.c:?)
[  481.712525][ T9978]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  481.712530][ T9978]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  481.712534][ T9978]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  481.712536][ T9978]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  481.712537][ T9978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  481.712539][ T9978]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  481.712542][ T9978]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  481.712544][ T9978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  481.712546][ T9978]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  481.712548][ T9978]  ? kasan_save_stack (mm/kasan/common.c:58)
[  481.712550][ T9978]  ? kasan_save_stack (mm/kasan/common.c:57)
[  481.712551][ T9978]  ? kasan_save_track (mm/kasan/common.c:78)
[  481.712553][ T9978]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  481.712555][ T9978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  481.712557][ T9978]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  481.712560][ T9978]  ? ___sys_sendmsg (net/socket.c:2758)
[  481.712563][ T9978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  481.712565][ T9978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  481.712568][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712570][ T9978]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  481.712571][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712572][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712574][ T9978]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  481.712576][ T9978]  ? __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)
[  481.712577][ T9978]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  481.712579][ T9978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  481.712582][ T9978]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  481.712584][ T9978]  ? nla_get_range_signed (lib/nlattr.c:270)
[  481.712588][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712590][ T9978]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  481.712595][ T9978]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  481.712601][ T9978]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  481.712602][ T9978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  481.712607][ T9978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  481.712609][ T9978]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  481.712611][ T9978]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  481.712612][ T9978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  481.712616][ T9978]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  481.712618][ T9978]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  481.712621][ T9978]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  481.712623][ T9978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  481.712627][ T9978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  481.712629][ T9978]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  481.712632][ T9978]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  481.712635][ T9978]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  481.712638][ T9978]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  481.712647][ T9978]  ? 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))
[  481.712649][ T9978]  ? 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))
[  481.712653][ T9978]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  481.712657][ T9978]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  481.712660][ T9978]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  481.712664][ T9978]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  481.712668][ T9978]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  481.712671][ T9978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  481.712673][ T9978]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  481.712678][ T9978]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  481.712681][ T9978]  ____sys_sendmsg (net/socket.c:2713)
[  481.712683][ T9978]  ? copy_msghdr_from_user (net/socket.c:2650)
[  481.712685][ T9978]  ? sock_write_iter (net/socket.c:1269)
[  481.712687][ T9978]  ? move_addr_to_kernel (net/socket.c:258)
[  481.712694][ T9978]  ___sys_sendmsg (net/socket.c:2767)
[  481.712697][ T9978]  ? copy_msghdr_from_user (net/socket.c:2619)
[  481.712712][ T9978]  __sys_sendmsg (net/socket.c:2799)
[  481.712715][ T9978]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  481.712721][ T9978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  481.712724][ T9978]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  481.712727][ T9978]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  481.712730][ T9978]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  481.712732][ T9978] RIP: 0033:0x7f2f7e1d054e
[  481.712735][ T9978] 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
[  481.712737][ T9978] RSP: 002b:00007ffe1b2324c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  481.712740][ T9978] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2f7e1d054e
[  481.712741][ T9978] RDX: 0000000000000000 RSI: 00007ffe1b232570 RDI: 0000000000000005
[  481.712742][ T9978] RBP: 00007ffe1b2324d0 R08: 0000000000000000 R09: 0000000000000000
[  481.712743][ T9978] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e997
[  481.712743][ T9978] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1b232c40
| [  490.575312][T10121] softirqs last disabled at (18824): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  490.575315][T10121] Preemption disabled at:
| [  490.575316][T10121] vprintk_emit (kernel/printk/printk.c:2471)
| [  490.575324][T10121] Tainted: [W]=WARN
[  490.575325][T10121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  490.575326][T10121] Call Trace:
[  490.575328][T10121]  <TASK>
[  490.575329][T10121]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  490.575335][T10121]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  490.575337][T10121]  __might_resched.cold (kernel/sched/core.c:9234)
[  490.575341][T10121]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  490.575345][T10121]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  490.575350][T10121]  __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))
[  490.575352][T10121]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  490.575358][T10121]  ? 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)
[  490.575360][T10121]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  490.575364][T10121]  put_chars (drivers/char/virtio_console.c:1176)
[  490.575367][T10121]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  490.575373][T10121]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  490.575380][T10121]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  490.575383][T10121]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.575388][T10121]  console_emit_next_record (kernel/printk/printk.c:3183)
[  490.575392][T10121]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  490.575394][T10121]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  490.575397][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575399][T10121]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.575403][T10121]  console_flush_one_record (kernel/printk/printk.c:3268)
[  490.575408][T10121]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  490.575409][T10121]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  490.575415][T10121]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  490.575418][T10121]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  490.575419][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575421][T10121]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  490.575425][T10121]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  490.575427][T10121]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  490.575429][T10121]  vprintk_emit (kernel/printk/printk.c:2479)
[  490.575433][T10121]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  490.575435][T10121]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  490.575440][T10121]  _printk (kernel/printk/printk.c:2504)
[  490.575448][T10121]  ? snapshot_read.cold (user.c:?)
[  490.575449][T10121]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  490.575452][T10121]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  490.575455][T10121]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  490.575457][T10121]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  490.575460][T10121]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  490.575463][T10121]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  490.575465][T10121]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  490.575468][T10121]  ? netdev_notice (net/core/dev.c:13194)
[  490.575471][T10121]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  490.575474][T10121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  490.575476][T10121]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  490.575480][T10121]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  490.575482][T10121]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  490.575484][T10121]  ? register_netdev (net/core/dev.c:11618)
[  490.575485][T10121]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  490.575490][T10121]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  490.575493][T10121]  ? __kernel_text_address (kernel/extable.c:79)
[  490.575496][T10121]  ? write_profile (profile.c:?)
[  490.575500][T10121]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  490.575505][T10121]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  490.575509][T10121]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  490.575511][T10121]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  490.575512][T10121]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  490.575514][T10121]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  490.575517][T10121]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  490.575519][T10121]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  490.575521][T10121]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  490.575523][T10121]  ? kasan_save_stack (mm/kasan/common.c:58)
[  490.575525][T10121]  ? kasan_save_stack (mm/kasan/common.c:57)
[  490.575526][T10121]  ? kasan_save_track (mm/kasan/common.c:78)
[  490.575527][T10121]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  490.575530][T10121]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  490.575531][T10121]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  490.575534][T10121]  ? ___sys_sendmsg (net/socket.c:2758)
[  490.575538][T10121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  490.575540][T10121]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  490.575542][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575544][T10121]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  490.575546][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575547][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575548][T10121]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  490.575551][T10121]  ? __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)
[  490.575552][T10121]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  490.575554][T10121]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  490.575557][T10121]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  490.575558][T10121]  ? nla_get_range_signed (lib/nlattr.c:270)
[  490.575563][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575565][T10121]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  490.575570][T10121]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  490.575575][T10121]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  490.575577][T10121]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  490.575581][T10121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  490.575583][T10121]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  490.575585][T10121]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  490.575587][T10121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  490.575590][T10121]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  490.575592][T10121]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  490.575595][T10121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  490.575597][T10121]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  490.575601][T10121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  490.575603][T10121]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  490.575607][T10121]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  490.575610][T10121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  490.575613][T10121]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  490.575619][T10121]  ? 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))
[  490.575621][T10121]  ? 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))
[  490.575625][T10121]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  490.575629][T10121]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  490.575631][T10121]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  490.575636][T10121]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  490.575642][T10121]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  490.575646][T10121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  490.575648][T10121]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  490.575653][T10121]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  490.575656][T10121]  ____sys_sendmsg (net/socket.c:2713)
[  490.575658][T10121]  ? copy_msghdr_from_user (net/socket.c:2650)
[  490.575660][T10121]  ? sock_write_iter (net/socket.c:1269)
[  490.575662][T10121]  ? move_addr_to_kernel (net/socket.c:258)
[  490.575669][T10121]  ___sys_sendmsg (net/socket.c:2767)
[  490.575671][T10121]  ? copy_msghdr_from_user (net/socket.c:2619)
[  490.575687][T10121]  __sys_sendmsg (net/socket.c:2799)
[  490.575690][T10121]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  490.575696][T10121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  490.575699][T10121]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  490.575701][T10121]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  490.575704][T10121]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  490.575707][T10121] RIP: 0033:0x7fc0cf96554e
[  490.575710][T10121] 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
[  490.575712][T10121] RSP: 002b:00007ffcf0755000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  490.575714][T10121] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc0cf96554e
[  490.575716][T10121] RDX: 0000000000000000 RSI: 00007ffcf07550b0 RDI: 0000000000000005
[  490.575717][T10121] RBP: 00007ffcf0755010 R08: 0000000000000000 R09: 0000000000000000
[  490.575717][T10121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9a0
[  490.575718][T10121] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf0755780
| [  499.371027][T10264] softirqs last disabled at (23512): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  499.371030][T10264] Preemption disabled at:
| [  499.371031][T10264] vprintk_emit (kernel/printk/printk.c:2471)
| [  499.371039][T10264] Tainted: [W]=WARN
[  499.371040][T10264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  499.371042][T10264] Call Trace:
[  499.371043][T10264]  <TASK>
[  499.371045][T10264]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  499.371051][T10264]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  499.371052][T10264]  __might_resched.cold (kernel/sched/core.c:9234)
[  499.371057][T10264]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  499.371061][T10264]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  499.371066][T10264]  __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))
[  499.371067][T10264]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  499.371074][T10264]  ? 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)
[  499.371076][T10264]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  499.371080][T10264]  put_chars (drivers/char/virtio_console.c:1176)
[  499.371082][T10264]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  499.371088][T10264]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  499.371096][T10264]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  499.371099][T10264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  499.371103][T10264]  console_emit_next_record (kernel/printk/printk.c:3183)
[  499.371107][T10264]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  499.371109][T10264]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  499.371112][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371115][T10264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  499.371119][T10264]  console_flush_one_record (kernel/printk/printk.c:3268)
[  499.371123][T10264]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  499.371125][T10264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  499.371130][T10264]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  499.371133][T10264]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  499.371135][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371136][T10264]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  499.371140][T10264]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  499.371142][T10264]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  499.371144][T10264]  vprintk_emit (kernel/printk/printk.c:2479)
[  499.371147][T10264]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  499.371150][T10264]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  499.371155][T10264]  _printk (kernel/printk/printk.c:2504)
[  499.371159][T10264]  ? snapshot_read.cold (user.c:?)
[  499.371160][T10264]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  499.371163][T10264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  499.371166][T10264]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  499.371168][T10264]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  499.371172][T10264]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  499.371174][T10264]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  499.371177][T10264]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  499.371179][T10264]  ? netdev_notice (net/core/dev.c:13194)
[  499.371182][T10264]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  499.371185][T10264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  499.371187][T10264]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  499.371191][T10264]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  499.371193][T10264]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  499.371195][T10264]  ? register_netdev (net/core/dev.c:11618)
[  499.371196][T10264]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  499.371202][T10264]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  499.371204][T10264]  ? __kernel_text_address (kernel/extable.c:79)
[  499.371206][T10264]  ? write_profile (profile.c:?)
[  499.371210][T10264]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  499.371216][T10264]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  499.371219][T10264]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  499.371221][T10264]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  499.371223][T10264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  499.371224][T10264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  499.371228][T10264]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  499.371230][T10264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  499.371231][T10264]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  499.371234][T10264]  ? kasan_save_stack (mm/kasan/common.c:58)
[  499.371236][T10264]  ? kasan_save_stack (mm/kasan/common.c:57)
[  499.371237][T10264]  ? kasan_save_track (mm/kasan/common.c:78)
[  499.371238][T10264]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  499.371240][T10264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  499.371242][T10264]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  499.371245][T10264]  ? ___sys_sendmsg (net/socket.c:2758)
[  499.371249][T10264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  499.371251][T10264]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  499.371253][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371255][T10264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  499.371257][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371258][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371259][T10264]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  499.371262][T10264]  ? __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)
[  499.371263][T10264]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  499.371265][T10264]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  499.371268][T10264]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  499.371269][T10264]  ? nla_get_range_signed (lib/nlattr.c:270)
[  499.371274][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371276][T10264]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  499.371281][T10264]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  499.371286][T10264]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  499.371288][T10264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  499.371292][T10264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  499.371294][T10264]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  499.371296][T10264]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  499.371298][T10264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  499.371301][T10264]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  499.371303][T10264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  499.371306][T10264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  499.371308][T10264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  499.371312][T10264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  499.371314][T10264]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  499.371317][T10264]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  499.371321][T10264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  499.371324][T10264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  499.371330][T10264]  ? 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))
[  499.371332][T10264]  ? 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))
[  499.371336][T10264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  499.371340][T10264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  499.371343][T10264]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  499.371347][T10264]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  499.371351][T10264]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  499.371354][T10264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  499.371356][T10264]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  499.371361][T10264]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  499.371364][T10264]  ____sys_sendmsg (net/socket.c:2713)
[  499.371366][T10264]  ? copy_msghdr_from_user (net/socket.c:2650)
[  499.371369][T10264]  ? sock_write_iter (net/socket.c:1269)
[  499.371370][T10264]  ? move_addr_to_kernel (net/socket.c:258)
[  499.371377][T10264]  ___sys_sendmsg (net/socket.c:2767)
[  499.371380][T10264]  ? copy_msghdr_from_user (net/socket.c:2619)
[  499.371395][T10264]  __sys_sendmsg (net/socket.c:2799)
[  499.371398][T10264]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  499.371404][T10264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  499.371407][T10264]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  499.371410][T10264]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  499.371413][T10264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  499.371415][T10264] RIP: 0033:0x7f90a556254e
[  499.371419][T10264] 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
[  499.371420][T10264] RSP: 002b:00007ffe38a12a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  499.371423][T10264] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f90a556254e
[  499.371425][T10264] RDX: 0000000000000000 RSI: 00007ffe38a12b20 RDI: 0000000000000005
[  499.371425][T10264] RBP: 00007ffe38a12a80 R08: 0000000000000000 R09: 0000000000000000
[  499.371426][T10264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9a9
[  499.371427][T10264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe38a131f0
| [  508.091795][T10407] softirqs last disabled at (31750): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  508.091799][T10407] Preemption disabled at:
| [  508.091800][T10407] vprintk_emit (kernel/printk/printk.c:2471)
| [  508.091810][T10407] Tainted: [W]=WARN
[  508.091811][T10407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  508.091813][T10407] Call Trace:
[  508.091816][T10407]  <TASK>
[  508.091818][T10407]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  508.091824][T10407]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  508.091826][T10407]  __might_resched.cold (kernel/sched/core.c:9234)
[  508.091830][T10407]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  508.091835][T10407]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  508.091839][T10407]  __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))
[  508.091841][T10407]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  508.091848][T10407]  ? 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)
[  508.091850][T10407]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  508.091854][T10407]  put_chars (drivers/char/virtio_console.c:1176)
[  508.091857][T10407]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  508.091867][T10407]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  508.091879][T10407]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  508.091882][T10407]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  508.091890][T10407]  console_emit_next_record (kernel/printk/printk.c:3183)
[  508.091894][T10407]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  508.091897][T10407]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  508.091903][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.091906][T10407]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  508.091912][T10407]  console_flush_one_record (kernel/printk/printk.c:3268)
[  508.091918][T10407]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  508.091920][T10407]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  508.091930][T10407]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  508.091933][T10407]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  508.091936][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.091939][T10407]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  508.091944][T10407]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  508.091946][T10407]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  508.091951][T10407]  vprintk_emit (kernel/printk/printk.c:2479)
[  508.091956][T10407]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  508.091959][T10407]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  508.091967][T10407]  _printk (kernel/printk/printk.c:2504)
[  508.091971][T10407]  ? snapshot_read.cold (user.c:?)
[  508.091974][T10407]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  508.091979][T10407]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  508.091982][T10407]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  508.091985][T10407]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  508.091989][T10407]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  508.091991][T10407]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  508.091994][T10407]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  508.091997][T10407]  ? netdev_notice (net/core/dev.c:13194)
[  508.092000][T10407]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  508.092003][T10407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  508.092005][T10407]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  508.092009][T10407]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  508.092011][T10407]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  508.092013][T10407]  ? register_netdev (net/core/dev.c:11618)
[  508.092014][T10407]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  508.092020][T10407]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  508.092022][T10407]  ? __kernel_text_address (kernel/extable.c:79)
[  508.092025][T10407]  ? write_profile (profile.c:?)
[  508.092029][T10407]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  508.092040][T10407]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  508.092044][T10407]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  508.092047][T10407]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  508.092049][T10407]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  508.092052][T10407]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  508.092057][T10407]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  508.092059][T10407]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  508.092063][T10407]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  508.092066][T10407]  ? kasan_save_stack (mm/kasan/common.c:58)
[  508.092069][T10407]  ? kasan_save_stack (mm/kasan/common.c:57)
[  508.092070][T10407]  ? kasan_save_track (mm/kasan/common.c:78)
[  508.092072][T10407]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  508.092076][T10407]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  508.092079][T10407]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  508.092082][T10407]  ? ___sys_sendmsg (net/socket.c:2758)
[  508.092088][T10407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  508.092092][T10407]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  508.092094][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.092097][T10407]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  508.092099][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.092101][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.092104][T10407]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  508.092107][T10407]  ? __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)
[  508.092109][T10407]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  508.092112][T10407]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  508.092117][T10407]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  508.092119][T10407]  ? nla_get_range_signed (lib/nlattr.c:270)
[  508.092126][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.092130][T10407]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  508.092137][T10407]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  508.092144][T10407]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  508.092147][T10407]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  508.092155][T10407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  508.092157][T10407]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  508.092159][T10407]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  508.092163][T10407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  508.092168][T10407]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  508.092171][T10407]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  508.092174][T10407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  508.092175][T10407]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  508.092180][T10407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  508.092182][T10407]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  508.092186][T10407]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  508.092189][T10407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  508.092192][T10407]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  508.092198][T10407]  ? 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))
[  508.092201][T10407]  ? 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))
[  508.092205][T10407]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  508.092209][T10407]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  508.092212][T10407]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  508.092220][T10407]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  508.092224][T10407]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  508.092228][T10407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  508.092230][T10407]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  508.092235][T10407]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  508.092238][T10407]  ____sys_sendmsg (net/socket.c:2713)
[  508.092240][T10407]  ? copy_msghdr_from_user (net/socket.c:2650)
[  508.092242][T10407]  ? sock_write_iter (net/socket.c:1269)
[  508.092244][T10407]  ? move_addr_to_kernel (net/socket.c:258)
[  508.092251][T10407]  ___sys_sendmsg (net/socket.c:2767)
[  508.092254][T10407]  ? copy_msghdr_from_user (net/socket.c:2619)
[  508.092274][T10407]  __sys_sendmsg (net/socket.c:2799)
[  508.092277][T10407]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  508.092288][T10407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  508.092291][T10407]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  508.092295][T10407]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  508.092300][T10407]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  508.092302][T10407] RIP: 0033:0x7fe85ba9d54e
[  508.092307][T10407] 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
[  508.092310][T10407] RSP: 002b:00007ffc7e1d7cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  508.092313][T10407] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe85ba9d54e
[  508.092315][T10407] RDX: 0000000000000000 RSI: 00007ffc7e1d7d80 RDI: 0000000000000005
[  508.092315][T10407] RBP: 00007ffc7e1d7ce0 R08: 0000000000000000 R09: 0000000000000000
[  508.092316][T10407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9b2
[  508.092318][T10407] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7e1d8450
| [  516.806258][T10550] softirqs last disabled at (27808): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  516.806260][T10550] Preemption disabled at:
| [  516.806261][T10550] vprintk_emit (kernel/printk/printk.c:2471)
| [  516.806269][T10550] Tainted: [W]=WARN
[  516.806270][T10550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  516.806271][T10550] Call Trace:
[  516.806273][T10550]  <TASK>
[  516.806274][T10550]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  516.806280][T10550]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  516.806281][T10550]  __might_resched.cold (kernel/sched/core.c:9234)
[  516.806286][T10550]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  516.806290][T10550]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  516.806295][T10550]  __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))
[  516.806297][T10550]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  516.806303][T10550]  ? 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)
[  516.806305][T10550]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  516.806309][T10550]  put_chars (drivers/char/virtio_console.c:1176)
[  516.806311][T10550]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  516.806318][T10550]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  516.806325][T10550]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  516.806328][T10550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.806333][T10550]  console_emit_next_record (kernel/printk/printk.c:3183)
[  516.806337][T10550]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  516.806339][T10550]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  516.806342][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806345][T10550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.806349][T10550]  console_flush_one_record (kernel/printk/printk.c:3268)
[  516.806353][T10550]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  516.806355][T10550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  516.806360][T10550]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  516.806363][T10550]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  516.806365][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806367][T10550]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  516.806370][T10550]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  516.806372][T10550]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  516.806375][T10550]  vprintk_emit (kernel/printk/printk.c:2479)
[  516.806378][T10550]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  516.806380][T10550]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  516.806385][T10550]  _printk (kernel/printk/printk.c:2504)
[  516.806389][T10550]  ? snapshot_read.cold (user.c:?)
[  516.806390][T10550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  516.806393][T10550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  516.806395][T10550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  516.806398][T10550]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  516.806401][T10550]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  516.806404][T10550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.806406][T10550]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  516.806409][T10550]  ? netdev_notice (net/core/dev.c:13194)
[  516.806412][T10550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  516.806415][T10550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  516.806417][T10550]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  516.806421][T10550]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.806423][T10550]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  516.806425][T10550]  ? register_netdev (net/core/dev.c:11618)
[  516.806426][T10550]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  516.806431][T10550]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  516.806434][T10550]  ? __kernel_text_address (kernel/extable.c:79)
[  516.806436][T10550]  ? write_profile (profile.c:?)
[  516.806440][T10550]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  516.806446][T10550]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  516.806449][T10550]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  516.806451][T10550]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  516.806453][T10550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  516.806455][T10550]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  516.806458][T10550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  516.806460][T10550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  516.806461][T10550]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  516.806464][T10550]  ? kasan_save_stack (mm/kasan/common.c:58)
[  516.806466][T10550]  ? kasan_save_stack (mm/kasan/common.c:57)
[  516.806467][T10550]  ? kasan_save_track (mm/kasan/common.c:78)
[  516.806468][T10550]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  516.806470][T10550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  516.806472][T10550]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  516.806475][T10550]  ? ___sys_sendmsg (net/socket.c:2758)
[  516.806479][T10550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  516.806481][T10550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  516.806483][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806485][T10550]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  516.806487][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806488][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806489][T10550]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  516.806492][T10550]  ? __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)
[  516.806493][T10550]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  516.806495][T10550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  516.806498][T10550]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  516.806499][T10550]  ? nla_get_range_signed (lib/nlattr.c:270)
[  516.806504][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806506][T10550]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  516.806511][T10550]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  516.806517][T10550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  516.806518][T10550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  516.806523][T10550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  516.806530][T10550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  516.806532][T10550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  516.806533][T10550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  516.806537][T10550]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  516.806539][T10550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  516.806542][T10550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  516.806544][T10550]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  516.806548][T10550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  516.806550][T10550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  516.806553][T10550]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  516.806557][T10550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  516.806559][T10550]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  516.806566][T10550]  ? 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))
[  516.806568][T10550]  ? 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))
[  516.806572][T10550]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  516.806576][T10550]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  516.806578][T10550]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  516.806582][T10550]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  516.806586][T10550]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  516.806590][T10550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  516.806591][T10550]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  516.806596][T10550]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  516.806599][T10550]  ____sys_sendmsg (net/socket.c:2713)
[  516.806602][T10550]  ? copy_msghdr_from_user (net/socket.c:2650)
[  516.806604][T10550]  ? sock_write_iter (net/socket.c:1269)
[  516.806605][T10550]  ? move_addr_to_kernel (net/socket.c:258)
[  516.806612][T10550]  ___sys_sendmsg (net/socket.c:2767)
[  516.806615][T10550]  ? copy_msghdr_from_user (net/socket.c:2619)
[  516.806630][T10550]  __sys_sendmsg (net/socket.c:2799)
[  516.806633][T10550]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  516.806642][T10550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  516.806646][T10550]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  516.806648][T10550]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  516.806651][T10550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  516.806653][T10550] RIP: 0033:0x7fab9e5b254e
[  516.806657][T10550] 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
[  516.806658][T10550] RSP: 002b:00007fff764c2500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  516.806661][T10550] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fab9e5b254e
[  516.806663][T10550] RDX: 0000000000000000 RSI: 00007fff764c25b0 RDI: 0000000000000005
[  516.806663][T10550] RBP: 00007fff764c2510 R08: 0000000000000000 R09: 0000000000000000
[  516.806664][T10550] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9ba
[  516.806665][T10550] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff764c2c80
| [  525.532305][T10693] softirqs last disabled at (28822): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  525.532308][T10693] Preemption disabled at:
| [  525.532309][T10693] vprintk_emit (kernel/printk/printk.c:2471)
| [  525.532316][T10693] Tainted: [W]=WARN
[  525.532317][T10693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  525.532319][T10693] Call Trace:
[  525.532320][T10693]  <TASK>
[  525.532322][T10693]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  525.532328][T10693]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  525.532329][T10693]  __might_resched.cold (kernel/sched/core.c:9234)
[  525.532334][T10693]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  525.532338][T10693]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  525.532342][T10693]  __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))
[  525.532344][T10693]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  525.532351][T10693]  ? 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)
[  525.532353][T10693]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  525.532357][T10693]  put_chars (drivers/char/virtio_console.c:1176)
[  525.532359][T10693]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  525.532365][T10693]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  525.532373][T10693]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  525.532376][T10693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.532380][T10693]  console_emit_next_record (kernel/printk/printk.c:3183)
[  525.532384][T10693]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  525.532386][T10693]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  525.532389][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532392][T10693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.532396][T10693]  console_flush_one_record (kernel/printk/printk.c:3268)
[  525.532400][T10693]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  525.532402][T10693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  525.532407][T10693]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  525.532410][T10693]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  525.532412][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532413][T10693]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  525.532417][T10693]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  525.532419][T10693]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  525.532422][T10693]  vprintk_emit (kernel/printk/printk.c:2479)
[  525.532425][T10693]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  525.532427][T10693]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  525.532432][T10693]  _printk (kernel/printk/printk.c:2504)
[  525.532436][T10693]  ? snapshot_read.cold (user.c:?)
[  525.532437][T10693]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  525.532440][T10693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  525.532442][T10693]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  525.532445][T10693]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  525.532448][T10693]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  525.532451][T10693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.532453][T10693]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  525.532456][T10693]  ? netdev_notice (net/core/dev.c:13194)
[  525.532459][T10693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  525.532462][T10693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  525.532464][T10693]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  525.532468][T10693]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.532470][T10693]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  525.532472][T10693]  ? register_netdev (net/core/dev.c:11618)
[  525.532473][T10693]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  525.532478][T10693]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  525.532481][T10693]  ? __kernel_text_address (kernel/extable.c:79)
[  525.532483][T10693]  ? write_profile (profile.c:?)
[  525.532487][T10693]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  525.532493][T10693]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  525.532496][T10693]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  525.532498][T10693]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  525.532499][T10693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  525.532501][T10693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  525.532505][T10693]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  525.532506][T10693]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  525.532508][T10693]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  525.532510][T10693]  ? kasan_save_stack (mm/kasan/common.c:58)
[  525.532512][T10693]  ? kasan_save_stack (mm/kasan/common.c:57)
[  525.532513][T10693]  ? kasan_save_track (mm/kasan/common.c:78)
[  525.532515][T10693]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  525.532517][T10693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  525.532519][T10693]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  525.532522][T10693]  ? ___sys_sendmsg (net/socket.c:2758)
[  525.532526][T10693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  525.532528][T10693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  525.532530][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532532][T10693]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  525.532533][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532534][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532536][T10693]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  525.532539][T10693]  ? __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)
[  525.532540][T10693]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  525.532542][T10693]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  525.532545][T10693]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  525.532546][T10693]  ? nla_get_range_signed (lib/nlattr.c:270)
[  525.532551][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532558][T10693]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  525.532563][T10693]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  525.532568][T10693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  525.532570][T10693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  525.532574][T10693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  525.532576][T10693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  525.532578][T10693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  525.532580][T10693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  525.532583][T10693]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  525.532585][T10693]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  525.532588][T10693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  525.532590][T10693]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  525.532594][T10693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  525.532596][T10693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  525.532599][T10693]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  525.532603][T10693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  525.532605][T10693]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  525.532611][T10693]  ? 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))
[  525.532613][T10693]  ? 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))
[  525.532618][T10693]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  525.532622][T10693]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  525.532624][T10693]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  525.532628][T10693]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  525.532632][T10693]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  525.532636][T10693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  525.532637][T10693]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  525.532645][T10693]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  525.532648][T10693]  ____sys_sendmsg (net/socket.c:2713)
[  525.532650][T10693]  ? copy_msghdr_from_user (net/socket.c:2650)
[  525.532653][T10693]  ? sock_write_iter (net/socket.c:1269)
[  525.532654][T10693]  ? move_addr_to_kernel (net/socket.c:258)
[  525.532661][T10693]  ___sys_sendmsg (net/socket.c:2767)
[  525.532664][T10693]  ? copy_msghdr_from_user (net/socket.c:2619)
[  525.532680][T10693]  __sys_sendmsg (net/socket.c:2799)
[  525.532682][T10693]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  525.532688][T10693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  525.532691][T10693]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  525.532694][T10693]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  525.532697][T10693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  525.532699][T10693] RIP: 0033:0x7fe2e21d454e
[  525.532703][T10693] 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
[  525.532705][T10693] RSP: 002b:00007ffeadecfa10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  525.532707][T10693] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe2e21d454e
[  525.532709][T10693] RDX: 0000000000000000 RSI: 00007ffeadecfac0 RDI: 0000000000000005
[  525.532710][T10693] RBP: 00007ffeadecfa20 R08: 0000000000000000 R09: 0000000000000000
[  525.532710][T10693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9c3
[  525.532711][T10693] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeaded0190
| [  534.260138][T10836] softirqs last disabled at (22902): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  534.260141][T10836] Preemption disabled at:
| [  534.260141][T10836] vprintk_emit (kernel/printk/printk.c:2471)
| [  534.260150][T10836] Tainted: [W]=WARN
[  534.260150][T10836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  534.260152][T10836] Call Trace:
[  534.260153][T10836]  <TASK>
[  534.260155][T10836]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  534.260161][T10836]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  534.260162][T10836]  __might_resched.cold (kernel/sched/core.c:9234)
[  534.260167][T10836]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  534.260171][T10836]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  534.260175][T10836]  __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))
[  534.260177][T10836]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  534.260184][T10836]  ? 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)
[  534.260186][T10836]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  534.260190][T10836]  put_chars (drivers/char/virtio_console.c:1176)
[  534.260193][T10836]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  534.260199][T10836]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  534.260206][T10836]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  534.260209][T10836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  534.260214][T10836]  console_emit_next_record (kernel/printk/printk.c:3183)
[  534.260218][T10836]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  534.260219][T10836]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  534.260223][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260225][T10836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  534.260229][T10836]  console_flush_one_record (kernel/printk/printk.c:3268)
[  534.260233][T10836]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  534.260235][T10836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  534.260240][T10836]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  534.260243][T10836]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  534.260245][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260247][T10836]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  534.260250][T10836]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  534.260252][T10836]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  534.260255][T10836]  vprintk_emit (kernel/printk/printk.c:2479)
[  534.260258][T10836]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  534.260260][T10836]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  534.260265][T10836]  _printk (kernel/printk/printk.c:2504)
[  534.260269][T10836]  ? snapshot_read.cold (user.c:?)
[  534.260271][T10836]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  534.260273][T10836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  534.260276][T10836]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  534.260278][T10836]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  534.260282][T10836]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  534.260285][T10836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  534.260287][T10836]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  534.260290][T10836]  ? netdev_notice (net/core/dev.c:13194)
[  534.260293][T10836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  534.260295][T10836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  534.260298][T10836]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  534.260301][T10836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  534.260303][T10836]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  534.260305][T10836]  ? register_netdev (net/core/dev.c:11618)
[  534.260307][T10836]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  534.260312][T10836]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  534.260314][T10836]  ? __kernel_text_address (kernel/extable.c:79)
[  534.260317][T10836]  ? write_profile (profile.c:?)
[  534.260321][T10836]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  534.260326][T10836]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  534.260329][T10836]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  534.260331][T10836]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  534.260333][T10836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  534.260335][T10836]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  534.260338][T10836]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  534.260340][T10836]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  534.260342][T10836]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  534.260344][T10836]  ? kasan_save_stack (mm/kasan/common.c:58)
[  534.260346][T10836]  ? kasan_save_stack (mm/kasan/common.c:57)
[  534.260347][T10836]  ? kasan_save_track (mm/kasan/common.c:78)
[  534.260348][T10836]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  534.260350][T10836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  534.260352][T10836]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  534.260355][T10836]  ? ___sys_sendmsg (net/socket.c:2758)
[  534.260359][T10836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  534.260361][T10836]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  534.260363][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260365][T10836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  534.260366][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260367][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260369][T10836]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  534.260371][T10836]  ? __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)
[  534.260373][T10836]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  534.260374][T10836]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  534.260378][T10836]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  534.260379][T10836]  ? nla_get_range_signed (lib/nlattr.c:270)
[  534.260384][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260386][T10836]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  534.260391][T10836]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  534.260396][T10836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  534.260398][T10836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  534.260402][T10836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  534.260404][T10836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  534.260406][T10836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  534.260407][T10836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  534.260411][T10836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  534.260413][T10836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  534.260416][T10836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  534.260417][T10836]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  534.260422][T10836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  534.260423][T10836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  534.260427][T10836]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  534.260430][T10836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  534.260433][T10836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  534.260439][T10836]  ? 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))
[  534.260441][T10836]  ? 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))
[  534.260445][T10836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  534.260449][T10836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  534.260452][T10836]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  534.260456][T10836]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  534.260460][T10836]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  534.260463][T10836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  534.260465][T10836]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  534.260470][T10836]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  534.260473][T10836]  ____sys_sendmsg (net/socket.c:2713)
[  534.260475][T10836]  ? copy_msghdr_from_user (net/socket.c:2650)
[  534.260477][T10836]  ? sock_write_iter (net/socket.c:1269)
[  534.260479][T10836]  ? move_addr_to_kernel (net/socket.c:258)
[  534.260486][T10836]  ___sys_sendmsg (net/socket.c:2767)
[  534.260489][T10836]  ? copy_msghdr_from_user (net/socket.c:2619)
[  534.260504][T10836]  __sys_sendmsg (net/socket.c:2799)
[  534.260507][T10836]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  534.260513][T10836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  534.260516][T10836]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  534.260519][T10836]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  534.260522][T10836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  534.260524][T10836] RIP: 0033:0x7f4ff3a8954e
[  534.260528][T10836] 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
[  534.260530][T10836] RSP: 002b:00007ffde5a72af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  534.260532][T10836] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4ff3a8954e
[  534.260534][T10836] RDX: 0000000000000000 RSI: 00007ffde5a72ba0 RDI: 0000000000000005
[  534.260535][T10836] RBP: 00007ffde5a72b00 R08: 0000000000000000 R09: 0000000000000000
[  534.260535][T10836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9cc
[  534.260536][T10836] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde5a73270
| [  542.985366][T10980] softirqs last disabled at (25374): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  542.985368][T10980] Preemption disabled at:
| [  542.985369][T10980] vprintk_emit (kernel/printk/printk.c:2471)
| [  542.985377][T10980] Tainted: [W]=WARN
[  542.985378][T10980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  542.985380][T10980] Call Trace:
[  542.985382][T10980]  <TASK>
[  542.985383][T10980]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  542.985389][T10980]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  542.985390][T10980]  __might_resched.cold (kernel/sched/core.c:9234)
[  542.985395][T10980]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  542.985399][T10980]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  542.985403][T10980]  __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))
[  542.985405][T10980]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  542.985412][T10980]  ? 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)
[  542.985414][T10980]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  542.985418][T10980]  put_chars (drivers/char/virtio_console.c:1176)
[  542.985420][T10980]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  542.985426][T10980]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  542.985434][T10980]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  542.985437][T10980]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  542.985442][T10980]  console_emit_next_record (kernel/printk/printk.c:3183)
[  542.985445][T10980]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  542.985447][T10980]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  542.985451][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985453][T10980]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  542.985457][T10980]  console_flush_one_record (kernel/printk/printk.c:3268)
[  542.985461][T10980]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  542.985463][T10980]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  542.985468][T10980]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  542.985471][T10980]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  542.985473][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985475][T10980]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  542.985478][T10980]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  542.985480][T10980]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  542.985483][T10980]  vprintk_emit (kernel/printk/printk.c:2479)
[  542.985486][T10980]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  542.985489][T10980]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  542.985494][T10980]  _printk (kernel/printk/printk.c:2504)
[  542.985497][T10980]  ? snapshot_read.cold (user.c:?)
[  542.985499][T10980]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  542.985502][T10980]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  542.985504][T10980]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  542.985507][T10980]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  542.985510][T10980]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  542.985513][T10980]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  542.985515][T10980]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  542.985518][T10980]  ? netdev_notice (net/core/dev.c:13194)
[  542.985521][T10980]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  542.985524][T10980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  542.985526][T10980]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  542.985530][T10980]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  542.985532][T10980]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  542.985534][T10980]  ? register_netdev (net/core/dev.c:11618)
[  542.985535][T10980]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  542.985540][T10980]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  542.985543][T10980]  ? __kernel_text_address (kernel/extable.c:79)
[  542.985545][T10980]  ? write_profile (profile.c:?)
[  542.985550][T10980]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  542.985555][T10980]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  542.985558][T10980]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  542.985561][T10980]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  542.985562][T10980]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  542.985564][T10980]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  542.985567][T10980]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  542.985569][T10980]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  542.985570][T10980]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  542.985573][T10980]  ? kasan_save_stack (mm/kasan/common.c:58)
[  542.985575][T10980]  ? kasan_save_stack (mm/kasan/common.c:57)
[  542.985576][T10980]  ? kasan_save_track (mm/kasan/common.c:78)
[  542.985577][T10980]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  542.985579][T10980]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  542.985581][T10980]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  542.985584][T10980]  ? ___sys_sendmsg (net/socket.c:2758)
[  542.985588][T10980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  542.985590][T10980]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  542.985592][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985594][T10980]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  542.985595][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985596][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985598][T10980]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  542.985600][T10980]  ? __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)
[  542.985601][T10980]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  542.985603][T10980]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  542.985610][T10980]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  542.985611][T10980]  ? nla_get_range_signed (lib/nlattr.c:270)
[  542.985616][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985618][T10980]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  542.985623][T10980]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  542.985629][T10980]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  542.985630][T10980]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  542.985635][T10980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  542.985637][T10980]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  542.985639][T10980]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  542.985643][T10980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  542.985647][T10980]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  542.985649][T10980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  542.985652][T10980]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  542.985654][T10980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  542.985657][T10980]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  542.985660][T10980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  542.985664][T10980]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  542.985667][T10980]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  542.985670][T10980]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  542.985676][T10980]  ? 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))
[  542.985678][T10980]  ? 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))
[  542.985683][T10980]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  542.985686][T10980]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  542.985689][T10980]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  542.985693][T10980]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  542.985697][T10980]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  542.985701][T10980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  542.985702][T10980]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  542.985707][T10980]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  542.985710][T10980]  ____sys_sendmsg (net/socket.c:2713)
[  542.985712][T10980]  ? copy_msghdr_from_user (net/socket.c:2650)
[  542.985715][T10980]  ? sock_write_iter (net/socket.c:1269)
[  542.985716][T10980]  ? move_addr_to_kernel (net/socket.c:258)
[  542.985723][T10980]  ___sys_sendmsg (net/socket.c:2767)
[  542.985726][T10980]  ? copy_msghdr_from_user (net/socket.c:2619)
[  542.985741][T10980]  __sys_sendmsg (net/socket.c:2799)
[  542.985744][T10980]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  542.985750][T10980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  542.985753][T10980]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  542.985756][T10980]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  542.985759][T10980]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  542.985761][T10980] RIP: 0033:0x7f2dd9ad754e
[  542.985765][T10980] 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
[  542.985766][T10980] RSP: 002b:00007ffcd46cc040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  542.985769][T10980] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2dd9ad754e
[  542.985770][T10980] RDX: 0000000000000000 RSI: 00007ffcd46cc0f0 RDI: 0000000000000005
[  542.985771][T10980] RBP: 00007ffcd46cc050 R08: 0000000000000000 R09: 0000000000000000
[  542.985772][T10980] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9d4
[  542.985773][T10980] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd46cc7c0
| [  551.764194][T11123] softirqs last disabled at (18270): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  551.764197][T11123] Preemption disabled at:
| [  551.764197][T11123] vprintk_emit (kernel/printk/printk.c:2471)
| [  551.764205][T11123] Tainted: [W]=WARN
[  551.764206][T11123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  551.764208][T11123] Call Trace:
[  551.764210][T11123]  <TASK>
[  551.764211][T11123]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  551.764217][T11123]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  551.764218][T11123]  __might_resched.cold (kernel/sched/core.c:9234)
[  551.764223][T11123]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  551.764227][T11123]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  551.764232][T11123]  __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))
[  551.764234][T11123]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  551.764240][T11123]  ? 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)
[  551.764243][T11123]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  551.764247][T11123]  put_chars (drivers/char/virtio_console.c:1176)
[  551.764249][T11123]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  551.764255][T11123]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  551.764263][T11123]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  551.764266][T11123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  551.764271][T11123]  console_emit_next_record (kernel/printk/printk.c:3183)
[  551.764275][T11123]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  551.764276][T11123]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  551.764280][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764282][T11123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  551.764286][T11123]  console_flush_one_record (kernel/printk/printk.c:3268)
[  551.764290][T11123]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  551.764292][T11123]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  551.764298][T11123]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  551.764301][T11123]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  551.764302][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764304][T11123]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  551.764308][T11123]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  551.764310][T11123]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  551.764312][T11123]  vprintk_emit (kernel/printk/printk.c:2479)
[  551.764315][T11123]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  551.764318][T11123]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  551.764323][T11123]  _printk (kernel/printk/printk.c:2504)
[  551.764327][T11123]  ? snapshot_read.cold (user.c:?)
[  551.764328][T11123]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  551.764331][T11123]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  551.764333][T11123]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  551.764336][T11123]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  551.764340][T11123]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  551.764342][T11123]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  551.764345][T11123]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  551.764348][T11123]  ? netdev_notice (net/core/dev.c:13194)
[  551.764351][T11123]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  551.764354][T11123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  551.764356][T11123]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  551.764360][T11123]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  551.764362][T11123]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  551.764364][T11123]  ? register_netdev (net/core/dev.c:11618)
[  551.764365][T11123]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  551.764370][T11123]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  551.764373][T11123]  ? __kernel_text_address (kernel/extable.c:79)
[  551.764375][T11123]  ? write_profile (profile.c:?)
[  551.764379][T11123]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  551.764385][T11123]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  551.764388][T11123]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  551.764390][T11123]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  551.764392][T11123]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  551.764394][T11123]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  551.764397][T11123]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  551.764399][T11123]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  551.764401][T11123]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  551.764403][T11123]  ? kasan_save_stack (mm/kasan/common.c:58)
[  551.764405][T11123]  ? kasan_save_stack (mm/kasan/common.c:57)
[  551.764406][T11123]  ? kasan_save_track (mm/kasan/common.c:78)
[  551.764407][T11123]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  551.764410][T11123]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  551.764411][T11123]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  551.764414][T11123]  ? ___sys_sendmsg (net/socket.c:2758)
[  551.764418][T11123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  551.764420][T11123]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  551.764422][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764424][T11123]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  551.764426][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764427][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764428][T11123]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  551.764431][T11123]  ? __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)
[  551.764432][T11123]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  551.764434][T11123]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  551.764437][T11123]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  551.764438][T11123]  ? nla_get_range_signed (lib/nlattr.c:270)
[  551.764443][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764446][T11123]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  551.764451][T11123]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  551.764456][T11123]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  551.764458][T11123]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  551.764462][T11123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  551.764464][T11123]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  551.764466][T11123]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  551.764468][T11123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  551.764471][T11123]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  551.764473][T11123]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  551.764477][T11123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  551.764478][T11123]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  551.764482][T11123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  551.764484][T11123]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  551.764488][T11123]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  551.764491][T11123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  551.764493][T11123]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  551.764500][T11123]  ? 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))
[  551.764502][T11123]  ? 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))
[  551.764506][T11123]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  551.764510][T11123]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  551.764512][T11123]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  551.764517][T11123]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  551.764520][T11123]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  551.764524][T11123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  551.764526][T11123]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  551.764531][T11123]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  551.764534][T11123]  ____sys_sendmsg (net/socket.c:2713)
[  551.764536][T11123]  ? copy_msghdr_from_user (net/socket.c:2650)
[  551.764538][T11123]  ? sock_write_iter (net/socket.c:1269)
[  551.764540][T11123]  ? move_addr_to_kernel (net/socket.c:258)
[  551.764547][T11123]  ___sys_sendmsg (net/socket.c:2767)
[  551.764550][T11123]  ? copy_msghdr_from_user (net/socket.c:2619)
[  551.764565][T11123]  __sys_sendmsg (net/socket.c:2799)
[  551.764568][T11123]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  551.764574][T11123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  551.764577][T11123]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  551.764580][T11123]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  551.764583][T11123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  551.764585][T11123] RIP: 0033:0x7f09b5ab154e
[  551.764589][T11123] 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
[  551.764591][T11123] RSP: 002b:00007ffee9f68030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  551.764593][T11123] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f09b5ab154e
[  551.764595][T11123] RDX: 0000000000000000 RSI: 00007ffee9f680e0 RDI: 0000000000000005
[  551.764596][T11123] RBP: 00007ffee9f68040 R08: 0000000000000000 R09: 0000000000000000
[  551.764596][T11123] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9dd
[  551.764597][T11123] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee9f687b0
| [  560.509220][T11266] softirqs last disabled at (29178): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  560.509223][T11266] Preemption disabled at:
| [  560.509224][T11266] vprintk_emit (kernel/printk/printk.c:2471)
| [  560.509233][T11266] Tainted: [W]=WARN
[  560.509234][T11266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  560.509236][T11266] Call Trace:
[  560.509237][T11266]  <TASK>
[  560.509239][T11266]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  560.509245][T11266]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  560.509247][T11266]  __might_resched.cold (kernel/sched/core.c:9234)
[  560.509252][T11266]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  560.509256][T11266]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  560.509260][T11266]  __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))
[  560.509262][T11266]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  560.509268][T11266]  ? 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)
[  560.509271][T11266]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  560.509274][T11266]  put_chars (drivers/char/virtio_console.c:1176)
[  560.509277][T11266]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  560.509283][T11266]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  560.509290][T11266]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  560.509293][T11266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.509298][T11266]  console_emit_next_record (kernel/printk/printk.c:3183)
[  560.509302][T11266]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  560.509304][T11266]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  560.509307][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509309][T11266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.509313][T11266]  console_flush_one_record (kernel/printk/printk.c:3268)
[  560.509318][T11266]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  560.509319][T11266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  560.509325][T11266]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  560.509327][T11266]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  560.509329][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509331][T11266]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  560.509335][T11266]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  560.509337][T11266]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  560.509339][T11266]  vprintk_emit (kernel/printk/printk.c:2479)
[  560.509342][T11266]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  560.509345][T11266]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  560.509350][T11266]  _printk (kernel/printk/printk.c:2504)
[  560.509354][T11266]  ? snapshot_read.cold (user.c:?)
[  560.509355][T11266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  560.509358][T11266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  560.509361][T11266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  560.509364][T11266]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  560.509367][T11266]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  560.509370][T11266]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.509372][T11266]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  560.509375][T11266]  ? netdev_notice (net/core/dev.c:13194)
[  560.509378][T11266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  560.509381][T11266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.509383][T11266]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  560.509387][T11266]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.509389][T11266]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  560.509391][T11266]  ? register_netdev (net/core/dev.c:11618)
[  560.509393][T11266]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[  560.509398][T11266]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  560.509400][T11266]  ? __kernel_text_address (kernel/extable.c:79)
[  560.509403][T11266]  ? write_profile (profile.c:?)
[  560.509407][T11266]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  560.509412][T11266]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  560.509416][T11266]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  560.509418][T11266]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  560.509419][T11266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  560.509421][T11266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  560.509425][T11266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  560.509426][T11266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  560.509428][T11266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  560.509431][T11266]  ? kasan_save_stack (mm/kasan/common.c:58)
[  560.509432][T11266]  ? kasan_save_stack (mm/kasan/common.c:57)
[  560.509434][T11266]  ? kasan_save_track (mm/kasan/common.c:78)
[  560.509435][T11266]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  560.509437][T11266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  560.509439][T11266]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[  560.509442][T11266]  ? ___sys_sendmsg (net/socket.c:2758)
[  560.509446][T11266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  560.509448][T11266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  560.509450][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509452][T11266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.509454][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509455][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509457][T11266]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  560.509459][T11266]  ? __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)
[  560.509460][T11266]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  560.509462][T11266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  560.509466][T11266]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  560.509467][T11266]  ? nla_get_range_signed (lib/nlattr.c:270)
[  560.509471][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509474][T11266]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  560.509479][T11266]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  560.509484][T11266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  560.509486][T11266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  560.509490][T11266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  560.509492][T11266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  560.509494][T11266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  560.509496][T11266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.509500][T11266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  560.509502][T11266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  560.509505][T11266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  560.509506][T11266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  560.509511][T11266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  560.509512][T11266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  560.509516][T11266]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  560.509519][T11266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  560.509522][T11266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  560.509528][T11266]  ? 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))
[  560.509530][T11266]  ? 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))
[  560.509535][T11266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  560.509539][T11266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  560.509541][T11266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  560.509546][T11266]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  560.509550][T11266]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  560.509553][T11266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.509555][T11266]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  560.509560][T11266]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  560.509563][T11266]  ____sys_sendmsg (net/socket.c:2713)
[  560.509565][T11266]  ? copy_msghdr_from_user (net/socket.c:2650)
[  560.509568][T11266]  ? sock_write_iter (net/socket.c:1269)
[  560.509569][T11266]  ? move_addr_to_kernel (net/socket.c:258)
[  560.509577][T11266]  ___sys_sendmsg (net/socket.c:2767)
[  560.509579][T11266]  ? copy_msghdr_from_user (net/socket.c:2619)
[  560.509595][T11266]  __sys_sendmsg (net/socket.c:2799)
[  560.509597][T11266]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  560.509604][T11266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.509606][T11266]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  560.509609][T11266]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  560.509612][T11266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  560.509614][T11266] RIP: 0033:0x7fa91f9c954e
[  560.509618][T11266] 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
[  560.509620][T11266] RSP: 002b:00007fff46edc910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  560.509623][T11266] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa91f9c954e
[  560.509624][T11266] RDX: 0000000000000000 RSI: 00007fff46edc9c0 RDI: 0000000000000005
[  560.509625][T11266] RBP: 00007fff46edc920 R08: 0000000000000000 R09: 0000000000000000
[  560.509626][T11266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9e6
[  560.509627][T11266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff46edd090
| [  560.546045][    C0]
| [  560.546046][    C0]
| [  560.546046][    C0] stack backtrace:
| [  560.546052][    C0] Tainted: [W]=WARN
[  560.546053][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  560.546054][    C0] Call Trace:
[  560.546056][    C0]  <IRQ>
[  560.546057][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  560.546062][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[  560.546064][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[  560.546066][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[  560.546069][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[  560.546071][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[  560.546072][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[  560.546074][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  560.546076][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  560.546078][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.546080][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  560.546082][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  560.546084][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  560.546086][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[  560.546088][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  560.546089][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[  560.546091][    C0]  _printk (kernel/printk/printk.c:2504)
[  560.546093][    C0]  ? snapshot_read.cold (user.c:?)
[  560.546095][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[  560.546097][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.546099][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[  560.546100][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  560.546102][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  560.546104][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[  560.546106][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[  560.546107][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[  560.546110][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  560.546112][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.546114][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.546115][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[  560.546117][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  560.546119][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[  560.546121][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  560.546124][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  560.546127][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[  560.546129][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[  560.546131][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  560.546134][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.546135][    C0]  handle_softirqs (kernel/softirq.c:645)
[  560.546137][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  560.546139][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[  560.546141][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[  560.546142][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[  560.546144][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[  560.546145][    C0]  </IRQ>
[  560.546146][    C0]  <TASK>
[  560.546146][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  560.546148][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[  560.546150][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[  560.546152][    C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 92 68 02 	mov    0x2689294(%rip),%rdi        # 0x268929b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 a0 00 	sub    0xa0e358(%rip),%rax        # 0xa0e36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 16 0e 00 	verw   0xe1613(%rip)        # 0xe163b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[  560.546154][    C0] RSP: 0018:ffffffffac607cf8 EFLAGS: 00000296
[  560.546156][    C0] RAX: 00000000016378ff RBX: ffffffffac630600 RCX: ffffffffa8d06247
[  560.546157][    C0] RDX: ffffffffac630600 RSI: ffffffffabf11042 RDI: ffffffffab8949e0
[  560.546158][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  560.546159][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff58c0fa2
[  560.546160][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[  560.546161][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  560.546163][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  560.546165][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[  560.546166][    C0]  default_idle_call (kernel/sched/idle.c:122)
[  560.546168][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[  560.546170][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  560.546171][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[  560.546174][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  560.546175][    C0]  do_idle (kernel/sched/idle.c:355)
[  560.546177][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[  560.546178][    C0]  rest_init (init/main.c:727)
[  560.546180][    C0]  ? __cpuidle_text_end (??:?)
[  560.546183][    C0]  ? rest_init (init/main.c:727)
[  560.546184][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[  560.546187][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[  560.546189][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[  560.546191][    C0]  start_kernel (init/main.c:1185)
[  560.546193][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[  560.546195][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[  560.546197][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  567.990675][T11409] softirqs last disabled at (0): 0x0
| [  567.990677][T11409] Preemption disabled at:
| [  567.990678][T11409] vprintk_emit (kernel/printk/printk.c:2471)
| [  567.990691][T11409] Tainted: [W]=WARN
[  567.990692][T11409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  567.990694][T11409] Call Trace:
[  567.990696][T11409]  <TASK>
[  567.990697][T11409]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  567.990703][T11409]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  567.990704][T11409]  __might_resched.cold (kernel/sched/core.c:9234)
[  567.990708][T11409]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  567.990712][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990714][T11409]  __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))
[  567.990717][T11409]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  567.990720][T11409]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  567.990725][T11409]  ? 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)
[  567.990727][T11409]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  567.990729][T11409]  put_chars (drivers/char/virtio_console.c:1176)
[  567.990731][T11409]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  567.990732][T11409]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  567.990734][T11409]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  567.990736][T11409]  ? pointer (lib/vsprintf.c:2577)
[  567.990740][T11409]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  567.990744][T11409]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  567.990746][T11409]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  567.990748][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990750][T11409]  console_emit_next_record (kernel/printk/printk.c:3183)
[  567.990753][T11409]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  567.990755][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990756][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990758][T11409]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  567.990760][T11409]  console_flush_one_record (kernel/printk/printk.c:3268)
[  567.990762][T11409]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  567.990765][T11409]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  567.990767][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990768][T11409]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  567.990770][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990771][T11409]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  567.990772][T11409]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  567.990774][T11409]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  567.990775][T11409]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  567.990777][T11409]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  567.990779][T11409]  vprintk_emit (kernel/printk/printk.c:2479)
[  567.990780][T11409]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  567.990782][T11409]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[  567.990784][T11409]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  567.990787][T11409]  _printk (kernel/printk/printk.c:2504)
[  567.990789][T11409]  ? snapshot_read.cold (user.c:?)
[  567.990791][T11409]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  567.990794][T11409]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  567.990797][T11409]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  567.990798][T11409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  567.990801][T11409]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  567.990804][T11409]  ? netdev_notice (net/core/dev.c:13194)
[  567.990806][T11409]  ? 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)
[  567.990807][T11409]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  567.990810][T11409]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  567.990812][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990813][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990814][T11409]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  567.990817][T11409]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  567.990818][T11409]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  567.990819][T11409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  567.990821][T11409]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  567.990823][T11409]  ? register_netdev (net/core/dev.c:11618)
[  567.990824][T11409]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  567.990826][T11409]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  567.990828][T11409]  ? __kernel_text_address (kernel/extable.c:79)
[  567.990831][T11409]  ? write_profile (profile.c:?)
[  567.990834][T11409]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  567.990837][T11409]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  567.990839][T11409]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  567.990840][T11409]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  567.990841][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990842][T11409]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  567.990846][T11409]  ? kasan_save_stack (mm/kasan/common.c:58)
[  567.990848][T11409]  ? kasan_save_stack (mm/kasan/common.c:57)
[  567.990849][T11409]  ? kasan_save_track (mm/kasan/common.c:78)
[  567.990850][T11409]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  567.990851][T11409]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  567.990852][T11409]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  567.990853][T11409]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  567.990854][T11409]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  567.990857][T11409]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  567.990858][T11409]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  567.990860][T11409]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  567.990863][T11409]  ? ____sys_sendmsg (net/socket.c:2713)
[  567.990864][T11409]  ? ___sys_sendmsg (net/socket.c:2767)
[  567.990866][T11409]  ? __sys_sendmsg (net/socket.c:2799)
[  567.990867][T11409]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  567.990870][T11409]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  567.990872][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990874][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990875][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990876][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990877][T11409]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  567.990879][T11409]  ? __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)
[  567.990880][T11409]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  567.990881][T11409]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  567.990882][T11409]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  567.990883][T11409]  ? nla_get_range_signed (lib/nlattr.c:270)
[  567.990886][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990888][T11409]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  567.990890][T11409]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  567.990892][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990893][T11409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  567.990894][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990895][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990897][T11409]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  567.990899][T11409]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  567.990900][T11409]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  567.990902][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990903][T11409]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  567.990906][T11409]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  567.990908][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990909][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990911][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990912][T11409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  567.990913][T11409]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  567.990915][T11409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  567.990916][T11409]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  567.990917][T11409]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  567.990920][T11409]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  567.990921][T11409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  567.990923][T11409]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  567.990924][T11409]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  567.990926][T11409]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  567.990929][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990930][T11409]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  567.990932][T11409]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  567.990934][T11409]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  567.990936][T11409]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  567.990938][T11409]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  567.990940][T11409]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  567.990941][T11409]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  567.990943][T11409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  567.990944][T11409]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  567.990948][T11409]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  567.990949][T11409]  ____sys_sendmsg (net/socket.c:2713)
[  567.990951][T11409]  ? copy_msghdr_from_user (net/socket.c:2650)
[  567.990953][T11409]  ? sock_write_iter (net/socket.c:1269)
[  567.990954][T11409]  ? move_addr_to_kernel (net/socket.c:258)
[  567.990955][T11409]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  567.990958][T11409]  ___sys_sendmsg (net/socket.c:2767)
[  567.990960][T11409]  ? copy_msghdr_from_user (net/socket.c:2619)
[  567.990964][T11409]  __sys_sendmsg (net/socket.c:2799)
[  567.990966][T11409]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  567.990969][T11409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  567.990970][T11409]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  567.990972][T11409]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  567.990974][T11409]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  567.990975][T11409] RIP: 0033:0x7f6fd0cfc54e
[  567.990977][T11409] 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
[  567.990979][T11409] RSP: 002b:00007ffc760db320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  567.990982][T11409] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6fd0cfc54e
[  567.990984][T11409] RDX: 0000000000000000 RSI: 00007ffc760db3d0 RDI: 0000000000000005
[  567.990985][T11409] RBP: 00007ffc760db330 R08: 0000000000000000 R09: 0000000000000000
[  567.990985][T11409] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9ed
[  567.990986][T11409] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc760dbaa0
| [  575.457622][T11552] softirqs last disabled at (0): 0x0
| [  575.457624][T11552] Preemption disabled at:
| [  575.457624][T11552] vprintk_emit (kernel/printk/printk.c:2471)
| [  575.457634][T11552] Tainted: [W]=WARN
[  575.457635][T11552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  575.457637][T11552] Call Trace:
[  575.457641][T11552]  <TASK>
[  575.457643][T11552]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  575.457648][T11552]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  575.457650][T11552]  __might_resched.cold (kernel/sched/core.c:9234)
[  575.457654][T11552]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  575.457657][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457660][T11552]  __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))
[  575.457663][T11552]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  575.457666][T11552]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  575.457671][T11552]  ? 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)
[  575.457672][T11552]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  575.457675][T11552]  put_chars (drivers/char/virtio_console.c:1176)
[  575.457677][T11552]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  575.457678][T11552]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  575.457680][T11552]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  575.457682][T11552]  ? pointer (lib/vsprintf.c:2577)
[  575.457685][T11552]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  575.457690][T11552]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  575.457692][T11552]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  575.457694][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457696][T11552]  console_emit_next_record (kernel/printk/printk.c:3183)
[  575.457699][T11552]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  575.457701][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457702][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457703][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457704][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457705][T11552]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  575.457707][T11552]  console_flush_one_record (kernel/printk/printk.c:3268)
[  575.457714][T11552]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  575.457717][T11552]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  575.457718][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457720][T11552]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  575.457722][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457723][T11552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  575.457724][T11552]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  575.457726][T11552]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  575.457727][T11552]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  575.457729][T11552]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  575.457731][T11552]  vprintk_emit (kernel/printk/printk.c:2479)
[  575.457732][T11552]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  575.457733][T11552]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  575.457736][T11552]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  575.457739][T11552]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  575.457741][T11552]  _printk (kernel/printk/printk.c:2504)
[  575.457744][T11552]  ? snapshot_read.cold (user.c:?)
[  575.457746][T11552]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  575.457748][T11552]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  575.457751][T11552]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  575.457753][T11552]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  575.457756][T11552]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  575.457758][T11552]  ? netdev_notice (net/core/dev.c:13194)
[  575.457760][T11552]  ? 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)
[  575.457762][T11552]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  575.457764][T11552]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  575.457766][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457767][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457768][T11552]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  575.457769][T11552]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  575.457771][T11552]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  575.457772][T11552]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  575.457774][T11552]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  575.457775][T11552]  ? register_netdev (net/core/dev.c:11618)
[  575.457776][T11552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  575.457778][T11552]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  575.457781][T11552]  ? __kernel_text_address (kernel/extable.c:79)
[  575.457783][T11552]  ? write_profile (profile.c:?)
[  575.457786][T11552]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  575.457789][T11552]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  575.457791][T11552]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  575.457792][T11552]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  575.457794][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457795][T11552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  575.457798][T11552]  ? kasan_save_stack (mm/kasan/common.c:58)
[  575.457800][T11552]  ? kasan_save_stack (mm/kasan/common.c:57)
[  575.457801][T11552]  ? kasan_save_track (mm/kasan/common.c:78)
[  575.457802][T11552]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  575.457803][T11552]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  575.457804][T11552]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  575.457805][T11552]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  575.457806][T11552]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  575.457809][T11552]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  575.457811][T11552]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  575.457812][T11552]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  575.457815][T11552]  ? ____sys_sendmsg (net/socket.c:2713)
[  575.457816][T11552]  ? ___sys_sendmsg (net/socket.c:2767)
[  575.457817][T11552]  ? __sys_sendmsg (net/socket.c:2799)
[  575.457819][T11552]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  575.457821][T11552]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  575.457824][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457825][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457826][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457827][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457828][T11552]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  575.457830][T11552]  ? __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)
[  575.457831][T11552]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  575.457832][T11552]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  575.457834][T11552]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  575.457835][T11552]  ? nla_get_range_signed (lib/nlattr.c:270)
[  575.457837][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457839][T11552]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  575.457841][T11552]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  575.457843][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457844][T11552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  575.457845][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457846][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457848][T11552]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  575.457850][T11552]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  575.457851][T11552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  575.457853][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457854][T11552]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  575.457857][T11552]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  575.457859][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457861][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457862][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457863][T11552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  575.457865][T11552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  575.457866][T11552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  575.457867][T11552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  575.457869][T11552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  575.457871][T11552]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  575.457873][T11552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  575.457874][T11552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  575.457876][T11552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  575.457877][T11552]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  575.457880][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457881][T11552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  575.457883][T11552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  575.457886][T11552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  575.457887][T11552]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  575.457889][T11552]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  575.457891][T11552]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  575.457893][T11552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  575.457894][T11552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  575.457896][T11552]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  575.457899][T11552]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  575.457900][T11552]  ____sys_sendmsg (net/socket.c:2713)
[  575.457902][T11552]  ? copy_msghdr_from_user (net/socket.c:2650)
[  575.457904][T11552]  ? sock_write_iter (net/socket.c:1269)
[  575.457905][T11552]  ? move_addr_to_kernel (net/socket.c:258)
[  575.457907][T11552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  575.457909][T11552]  ___sys_sendmsg (net/socket.c:2767)
[  575.457911][T11552]  ? copy_msghdr_from_user (net/socket.c:2619)
[  575.457916][T11552]  __sys_sendmsg (net/socket.c:2799)
[  575.457918][T11552]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  575.457920][T11552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  575.457922][T11552]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  575.457924][T11552]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  575.457925][T11552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  575.457927][T11552] RIP: 0033:0x7fa44782a54e
[  575.457929][T11552] 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
[  575.457931][T11552] RSP: 002b:00007ffcba84bbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  575.457935][T11552] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa44782a54e
[  575.457936][T11552] RDX: 0000000000000000 RSI: 00007ffcba84bc80 RDI: 0000000000000005
[  575.457937][T11552] RBP: 00007ffcba84bbe0 R08: 0000000000000000 R09: 0000000000000000
[  575.457937][T11552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9f5
[  575.457938][T11552] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcba84c350
| [  582.927762][T11695] softirqs last disabled at (0): 0x0
| [  582.927764][T11695] Preemption disabled at:
| [  582.927765][T11695] vprintk_emit (kernel/printk/printk.c:2471)
| [  582.927775][T11695] Tainted: [W]=WARN
[  582.927776][T11695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  582.927778][T11695] Call Trace:
[  582.927779][T11695]  <TASK>
[  582.927781][T11695]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  582.927786][T11695]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  582.927788][T11695]  __might_resched.cold (kernel/sched/core.c:9234)
[  582.927792][T11695]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  582.927795][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927798][T11695]  __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))
[  582.927801][T11695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  582.927804][T11695]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  582.927809][T11695]  ? 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)
[  582.927810][T11695]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  582.927813][T11695]  put_chars (drivers/char/virtio_console.c:1176)
[  582.927815][T11695]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  582.927816][T11695]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  582.927818][T11695]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  582.927820][T11695]  ? pointer (lib/vsprintf.c:2577)
[  582.927824][T11695]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  582.927828][T11695]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  582.927830][T11695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  582.927832][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927834][T11695]  console_emit_next_record (kernel/printk/printk.c:3183)
[  582.927837][T11695]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  582.927839][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927840][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927841][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927842][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927844][T11695]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  582.927846][T11695]  console_flush_one_record (kernel/printk/printk.c:3268)
[  582.927848][T11695]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  582.927851][T11695]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  582.927853][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927854][T11695]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  582.927856][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927857][T11695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  582.927859][T11695]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  582.927860][T11695]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  582.927861][T11695]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  582.927864][T11695]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  582.927865][T11695]  vprintk_emit (kernel/printk/printk.c:2479)
[  582.927867][T11695]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  582.927868][T11695]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  582.927870][T11695]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  582.927873][T11695]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  582.927875][T11695]  _printk (kernel/printk/printk.c:2504)
[  582.927878][T11695]  ? snapshot_read.cold (user.c:?)
[  582.927880][T11695]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  582.927882][T11695]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  582.927886][T11695]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  582.927887][T11695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  582.927890][T11695]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  582.927892][T11695]  ? netdev_notice (net/core/dev.c:13194)
[  582.927894][T11695]  ? 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)
[  582.927896][T11695]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  582.927899][T11695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  582.927900][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927901][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927902][T11695]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  582.927904][T11695]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  582.927905][T11695]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  582.927906][T11695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  582.927908][T11695]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  582.927909][T11695]  ? register_netdev (net/core/dev.c:11618)
[  582.927910][T11695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  582.927912][T11695]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  582.927915][T11695]  ? __kernel_text_address (kernel/extable.c:79)
[  582.927917][T11695]  ? write_profile (profile.c:?)
[  582.927920][T11695]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  582.927923][T11695]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  582.927925][T11695]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  582.927927][T11695]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  582.927928][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927929][T11695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  582.927932][T11695]  ? kasan_save_stack (mm/kasan/common.c:58)
[  582.927934][T11695]  ? kasan_save_stack (mm/kasan/common.c:57)
[  582.927935][T11695]  ? kasan_save_track (mm/kasan/common.c:78)
[  582.927936][T11695]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  582.927937][T11695]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  582.927938][T11695]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  582.927939][T11695]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  582.927940][T11695]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  582.927943][T11695]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  582.927945][T11695]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  582.927946][T11695]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  582.927948][T11695]  ? ____sys_sendmsg (net/socket.c:2713)
[  582.927950][T11695]  ? ___sys_sendmsg (net/socket.c:2767)
[  582.927951][T11695]  ? __sys_sendmsg (net/socket.c:2799)
[  582.927953][T11695]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  582.927955][T11695]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  582.927958][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927959][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927960][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927961][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927962][T11695]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  582.927964][T11695]  ? __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)
[  582.927965][T11695]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  582.927966][T11695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  582.927968][T11695]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  582.927969][T11695]  ? nla_get_range_signed (lib/nlattr.c:270)
[  582.927972][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927973][T11695]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  582.927975][T11695]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  582.927977][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927978][T11695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  582.927979][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927980][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927982][T11695]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  582.927984][T11695]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  582.927985][T11695]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  582.927986][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927987][T11695]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  582.927991][T11695]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  582.927993][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927994][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.927995][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.927996][T11695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  582.927998][T11695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  582.927999][T11695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  582.928001][T11695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  582.928002][T11695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  582.928004][T11695]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  582.928006][T11695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  582.928007][T11695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  582.928009][T11695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  582.928010][T11695]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  582.928013][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.928014][T11695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  582.928016][T11695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  582.928018][T11695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  582.928020][T11695]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  582.928022][T11695]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  582.928024][T11695]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  582.928026][T11695]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  582.928027][T11695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  582.928029][T11695]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  582.928032][T11695]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  582.928034][T11695]  ____sys_sendmsg (net/socket.c:2713)
[  582.928035][T11695]  ? copy_msghdr_from_user (net/socket.c:2650)
[  582.928037][T11695]  ? sock_write_iter (net/socket.c:1269)
[  582.928038][T11695]  ? move_addr_to_kernel (net/socket.c:258)
[  582.928040][T11695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  582.928042][T11695]  ___sys_sendmsg (net/socket.c:2767)
[  582.928044][T11695]  ? copy_msghdr_from_user (net/socket.c:2619)
[  582.928049][T11695]  __sys_sendmsg (net/socket.c:2799)
[  582.928051][T11695]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  582.928053][T11695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  582.928055][T11695]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  582.928056][T11695]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  582.928058][T11695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  582.928060][T11695] RIP: 0033:0x7fa01b5d654e
[  582.928062][T11695] 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
[  582.928064][T11695] RSP: 002b:00007ffc7d57bf20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  582.928067][T11695] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa01b5d654e
[  582.928069][T11695] RDX: 0000000000000000 RSI: 00007ffc7d57bfd0 RDI: 0000000000000005
[  582.928070][T11695] RBP: 00007ffc7d57bf30 R08: 0000000000000000 R09: 0000000000000000
[  582.928070][T11695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e9fc
[  582.928071][T11695] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7d57c6a0
| [  590.405896][T11837] softirqs last disabled at (0): 0x0
| [  590.405898][T11837] Preemption disabled at:
| [  590.405898][T11837] vprintk_emit (kernel/printk/printk.c:2471)
| [  590.405908][T11837] Tainted: [W]=WARN
[  590.405909][T11837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  590.405911][T11837] Call Trace:
[  590.405913][T11837]  <TASK>
[  590.405914][T11837]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  590.405920][T11837]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  590.405921][T11837]  __might_resched.cold (kernel/sched/core.c:9234)
[  590.405926][T11837]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  590.405929][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.405931][T11837]  __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))
[  590.405935][T11837]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.405938][T11837]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  590.405943][T11837]  ? 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)
[  590.405945][T11837]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  590.405947][T11837]  put_chars (drivers/char/virtio_console.c:1176)
[  590.405949][T11837]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  590.405950][T11837]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  590.405953][T11837]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  590.405955][T11837]  ? pointer (lib/vsprintf.c:2577)
[  590.405958][T11837]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  590.405962][T11837]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  590.405964][T11837]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.405966][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.405968][T11837]  console_emit_next_record (kernel/printk/printk.c:3183)
[  590.405971][T11837]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  590.405973][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.405974][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.405975][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.405976][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.405978][T11837]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  590.405980][T11837]  console_flush_one_record (kernel/printk/printk.c:3268)
[  590.405982][T11837]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  590.405985][T11837]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  590.405987][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.405988][T11837]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  590.405990][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.405991][T11837]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.405992][T11837]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  590.405994][T11837]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  590.405995][T11837]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  590.405997][T11837]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  590.405998][T11837]  vprintk_emit (kernel/printk/printk.c:2479)
[  590.406000][T11837]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  590.406001][T11837]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  590.406003][T11837]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  590.406006][T11837]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  590.406009][T11837]  _printk (kernel/printk/printk.c:2504)
[  590.406012][T11837]  ? snapshot_read.cold (user.c:?)
[  590.406014][T11837]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  590.406016][T11837]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  590.406019][T11837]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  590.406021][T11837]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.406024][T11837]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  590.406026][T11837]  ? netdev_notice (net/core/dev.c:13194)
[  590.406028][T11837]  ? 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)
[  590.406030][T11837]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  590.406032][T11837]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  590.406034][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406035][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406036][T11837]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  590.406037][T11837]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  590.406038][T11837]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  590.406040][T11837]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.406041][T11837]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  590.406042][T11837]  ? register_netdev (net/core/dev.c:11618)
[  590.406044][T11837]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.406046][T11837]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  590.406048][T11837]  ? __kernel_text_address (kernel/extable.c:79)
[  590.406050][T11837]  ? write_profile (profile.c:?)
[  590.406053][T11837]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  590.406056][T11837]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  590.406058][T11837]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  590.406060][T11837]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  590.406061][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406062][T11837]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  590.406065][T11837]  ? kasan_save_stack (mm/kasan/common.c:58)
[  590.406067][T11837]  ? kasan_save_stack (mm/kasan/common.c:57)
[  590.406068][T11837]  ? kasan_save_track (mm/kasan/common.c:78)
[  590.406069][T11837]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  590.406070][T11837]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  590.406071][T11837]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  590.406072][T11837]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  590.406073][T11837]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  590.406076][T11837]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  590.406078][T11837]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  590.406079][T11837]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  590.406082][T11837]  ? ____sys_sendmsg (net/socket.c:2713)
[  590.406083][T11837]  ? ___sys_sendmsg (net/socket.c:2767)
[  590.406084][T11837]  ? __sys_sendmsg (net/socket.c:2799)
[  590.406086][T11837]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  590.406088][T11837]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.406091][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406092][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.406093][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406094][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406095][T11837]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  590.406097][T11837]  ? __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)
[  590.406098][T11837]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  590.406099][T11837]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  590.406100][T11837]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  590.406101][T11837]  ? nla_get_range_signed (lib/nlattr.c:270)
[  590.406104][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406106][T11837]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  590.406108][T11837]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  590.406109][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406111][T11837]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  590.406112][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.406113][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406115][T11837]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  590.406117][T11837]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  590.406118][T11837]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  590.406119][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406120][T11837]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  590.406124][T11837]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  590.406126][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406127][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.406128][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406130][T11837]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  590.406131][T11837]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  590.406133][T11837]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  590.406134][T11837]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  590.406135][T11837]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  590.406138][T11837]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  590.406139][T11837]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  590.406141][T11837]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.406142][T11837]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  590.406144][T11837]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  590.406147][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406148][T11837]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  590.406150][T11837]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  590.406152][T11837]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  590.406154][T11837]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.406156][T11837]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  590.406158][T11837]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  590.406159][T11837]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  590.406161][T11837]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  590.406162][T11837]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  590.406165][T11837]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  590.406167][T11837]  ____sys_sendmsg (net/socket.c:2713)
[  590.406169][T11837]  ? copy_msghdr_from_user (net/socket.c:2650)
[  590.406170][T11837]  ? sock_write_iter (net/socket.c:1269)
[  590.406172][T11837]  ? move_addr_to_kernel (net/socket.c:258)
[  590.406173][T11837]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  590.406176][T11837]  ___sys_sendmsg (net/socket.c:2767)
[  590.406177][T11837]  ? copy_msghdr_from_user (net/socket.c:2619)
[  590.406182][T11837]  __sys_sendmsg (net/socket.c:2799)
[  590.406184][T11837]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  590.406187][T11837]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  590.406188][T11837]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  590.406190][T11837]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  590.406192][T11837]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  590.406193][T11837] RIP: 0033:0x7f7e72b6b54e
[  590.406195][T11837] 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
[  590.406197][T11837] RSP: 002b:00007ffc4f130240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  590.406200][T11837] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f7e72b6b54e
[  590.406202][T11837] RDX: 0000000000000000 RSI: 00007ffc4f1302f0 RDI: 0000000000000005
[  590.406203][T11837] RBP: 00007ffc4f130250 R08: 0000000000000000 R09: 0000000000000000
[  590.406204][T11837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea04
[  590.406205][T11837] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4f1309c0
| [  597.848539][T11979] softirqs last disabled at (0): 0x0
| [  597.848540][T11979] Preemption disabled at:
| [  597.848541][T11979] vprintk_emit (kernel/printk/printk.c:2471)
| [  597.848551][T11979] Tainted: [W]=WARN
[  597.848552][T11979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  597.848554][T11979] Call Trace:
[  597.848555][T11979]  <TASK>
[  597.848556][T11979]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  597.848562][T11979]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  597.848563][T11979]  __might_resched.cold (kernel/sched/core.c:9234)
[  597.848567][T11979]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  597.848570][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848573][T11979]  __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))
[  597.848576][T11979]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  597.848579][T11979]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  597.848583][T11979]  ? 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)
[  597.848585][T11979]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  597.848587][T11979]  put_chars (drivers/char/virtio_console.c:1176)
[  597.848589][T11979]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  597.848590][T11979]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  597.848592][T11979]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  597.848594][T11979]  ? pointer (lib/vsprintf.c:2577)
[  597.848598][T11979]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  597.848602][T11979]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  597.848604][T11979]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  597.848606][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848608][T11979]  console_emit_next_record (kernel/printk/printk.c:3183)
[  597.848611][T11979]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  597.848613][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848614][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848615][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848616][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848618][T11979]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  597.848619][T11979]  console_flush_one_record (kernel/printk/printk.c:3268)
[  597.848622][T11979]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  597.848624][T11979]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  597.848626][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848628][T11979]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  597.848629][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848631][T11979]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  597.848632][T11979]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  597.848634][T11979]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  597.848635][T11979]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  597.848637][T11979]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  597.848638][T11979]  vprintk_emit (kernel/printk/printk.c:2479)
[  597.848643][T11979]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  597.848644][T11979]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  597.848646][T11979]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  597.848649][T11979]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  597.848652][T11979]  _printk (kernel/printk/printk.c:2504)
[  597.848655][T11979]  ? snapshot_read.cold (user.c:?)
[  597.848656][T11979]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  597.848659][T11979]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  597.848662][T11979]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  597.848663][T11979]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  597.848667][T11979]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  597.848669][T11979]  ? netdev_notice (net/core/dev.c:13194)
[  597.848671][T11979]  ? 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)
[  597.848672][T11979]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  597.848675][T11979]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  597.848676][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848677][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848678][T11979]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  597.848680][T11979]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  597.848681][T11979]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  597.848682][T11979]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  597.848684][T11979]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  597.848685][T11979]  ? register_netdev (net/core/dev.c:11618)
[  597.848687][T11979]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  597.848689][T11979]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  597.848691][T11979]  ? __kernel_text_address (kernel/extable.c:79)
[  597.848693][T11979]  ? write_profile (profile.c:?)
[  597.848696][T11979]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  597.848699][T11979]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  597.848701][T11979]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  597.848703][T11979]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  597.848704][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848705][T11979]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  597.848708][T11979]  ? kasan_save_stack (mm/kasan/common.c:58)
[  597.848710][T11979]  ? kasan_save_stack (mm/kasan/common.c:57)
[  597.848711][T11979]  ? kasan_save_track (mm/kasan/common.c:78)
[  597.848712][T11979]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  597.848713][T11979]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  597.848714][T11979]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  597.848715][T11979]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  597.848716][T11979]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  597.848719][T11979]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  597.848721][T11979]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  597.848722][T11979]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  597.848725][T11979]  ? ____sys_sendmsg (net/socket.c:2713)
[  597.848726][T11979]  ? ___sys_sendmsg (net/socket.c:2767)
[  597.848727][T11979]  ? __sys_sendmsg (net/socket.c:2799)
[  597.848729][T11979]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  597.848731][T11979]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  597.848734][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848735][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848736][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848737][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848738][T11979]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  597.848740][T11979]  ? __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)
[  597.848741][T11979]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  597.848742][T11979]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  597.848743][T11979]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  597.848744][T11979]  ? nla_get_range_signed (lib/nlattr.c:270)
[  597.848748][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848749][T11979]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  597.848751][T11979]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  597.848753][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848754][T11979]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  597.848755][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848756][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848758][T11979]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  597.848760][T11979]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  597.848761][T11979]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  597.848763][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848764][T11979]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  597.848767][T11979]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  597.848769][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848770][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848772][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848773][T11979]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  597.848774][T11979]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  597.848776][T11979]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  597.848777][T11979]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  597.848783][T11979]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  597.848786][T11979]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  597.848787][T11979]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  597.848788][T11979]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  597.848790][T11979]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  597.848792][T11979]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  597.848795][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848796][T11979]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  597.848798][T11979]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  597.848800][T11979]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  597.848802][T11979]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  597.848804][T11979]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  597.848806][T11979]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  597.848807][T11979]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  597.848809][T11979]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  597.848810][T11979]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  597.848813][T11979]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  597.848815][T11979]  ____sys_sendmsg (net/socket.c:2713)
[  597.848817][T11979]  ? copy_msghdr_from_user (net/socket.c:2650)
[  597.848818][T11979]  ? sock_write_iter (net/socket.c:1269)
[  597.848820][T11979]  ? move_addr_to_kernel (net/socket.c:258)
[  597.848821][T11979]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  597.848824][T11979]  ___sys_sendmsg (net/socket.c:2767)
[  597.848825][T11979]  ? copy_msghdr_from_user (net/socket.c:2619)
[  597.848830][T11979]  __sys_sendmsg (net/socket.c:2799)
[  597.848832][T11979]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  597.848834][T11979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  597.848836][T11979]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  597.848838][T11979]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  597.848839][T11979]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  597.848841][T11979] RIP: 0033:0x7ff44ea8654e
[  597.848843][T11979] 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
[  597.848845][T11979] RSP: 002b:00007ffe2206ef00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  597.848848][T11979] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff44ea8654e
[  597.848850][T11979] RDX: 0000000000000000 RSI: 00007ffe2206efb0 RDI: 0000000000000005
[  597.848850][T11979] RBP: 00007ffe2206ef10 R08: 0000000000000000 R09: 0000000000000000
[  597.848851][T11979] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea0b
[  597.848852][T11979] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2206f680
| [  605.271057][T12122] softirqs last disabled at (0): 0x0
| [  605.271058][T12122] Preemption disabled at:
| [  605.271059][T12122] vprintk_emit (kernel/printk/printk.c:2471)
| [  605.271069][T12122] Tainted: [W]=WARN
[  605.271070][T12122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  605.271072][T12122] Call Trace:
[  605.271073][T12122]  <TASK>
[  605.271074][T12122]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  605.271080][T12122]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  605.271081][T12122]  __might_resched.cold (kernel/sched/core.c:9234)
[  605.271086][T12122]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  605.271089][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271092][T12122]  __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))
[  605.271094][T12122]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  605.271097][T12122]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  605.271102][T12122]  ? 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)
[  605.271104][T12122]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  605.271107][T12122]  put_chars (drivers/char/virtio_console.c:1176)
[  605.271109][T12122]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  605.271110][T12122]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  605.271112][T12122]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  605.271114][T12122]  ? pointer (lib/vsprintf.c:2577)
[  605.271117][T12122]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  605.271122][T12122]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  605.271123][T12122]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  605.271125][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271128][T12122]  console_emit_next_record (kernel/printk/printk.c:3183)
[  605.271130][T12122]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  605.271132][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271133][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271135][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271136][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271137][T12122]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  605.271139][T12122]  console_flush_one_record (kernel/printk/printk.c:3268)
[  605.271142][T12122]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  605.271144][T12122]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  605.271146][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271148][T12122]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  605.271149][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271150][T12122]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  605.271152][T12122]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  605.271153][T12122]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  605.271154][T12122]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  605.271157][T12122]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  605.271158][T12122]  vprintk_emit (kernel/printk/printk.c:2479)
[  605.271160][T12122]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  605.271161][T12122]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  605.271163][T12122]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  605.271166][T12122]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  605.271168][T12122]  _printk (kernel/printk/printk.c:2504)
[  605.271171][T12122]  ? snapshot_read.cold (user.c:?)
[  605.271173][T12122]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  605.271175][T12122]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  605.271178][T12122]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  605.271180][T12122]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  605.271183][T12122]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  605.271186][T12122]  ? netdev_notice (net/core/dev.c:13194)
[  605.271188][T12122]  ? 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)
[  605.271189][T12122]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  605.271192][T12122]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  605.271193][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271194][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271195][T12122]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  605.271196][T12122]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  605.271198][T12122]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  605.271199][T12122]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  605.271201][T12122]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  605.271202][T12122]  ? register_netdev (net/core/dev.c:11618)
[  605.271203][T12122]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  605.271205][T12122]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  605.271208][T12122]  ? __kernel_text_address (kernel/extable.c:79)
[  605.271210][T12122]  ? write_profile (profile.c:?)
[  605.271213][T12122]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  605.271216][T12122]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  605.271218][T12122]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  605.271220][T12122]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  605.271221][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271222][T12122]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  605.271225][T12122]  ? kasan_save_stack (mm/kasan/common.c:58)
[  605.271227][T12122]  ? kasan_save_stack (mm/kasan/common.c:57)
[  605.271228][T12122]  ? kasan_save_track (mm/kasan/common.c:78)
[  605.271229][T12122]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  605.271230][T12122]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  605.271231][T12122]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  605.271232][T12122]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  605.271233][T12122]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  605.271236][T12122]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  605.271238][T12122]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  605.271239][T12122]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  605.271242][T12122]  ? ____sys_sendmsg (net/socket.c:2713)
[  605.271243][T12122]  ? ___sys_sendmsg (net/socket.c:2767)
[  605.271245][T12122]  ? __sys_sendmsg (net/socket.c:2799)
[  605.271246][T12122]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  605.271248][T12122]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  605.271251][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271252][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271254][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271255][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271256][T12122]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  605.271257][T12122]  ? __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)
[  605.271258][T12122]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  605.271259][T12122]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  605.271261][T12122]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  605.271262][T12122]  ? nla_get_range_signed (lib/nlattr.c:270)
[  605.271265][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271266][T12122]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  605.271268][T12122]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  605.271270][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271271][T12122]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  605.271272][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271274][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271275][T12122]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  605.271277][T12122]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  605.271279][T12122]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  605.271280][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271281][T12122]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  605.271284][T12122]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  605.271287][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271288][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271289][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271290][T12122]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  605.271292][T12122]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  605.271293][T12122]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  605.271295][T12122]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  605.271296][T12122]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  605.271298][T12122]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  605.271300][T12122]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  605.271301][T12122]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  605.271303][T12122]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  605.271304][T12122]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  605.271307][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271309][T12122]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  605.271311][T12122]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  605.271313][T12122]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  605.271315][T12122]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  605.271316][T12122]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  605.271318][T12122]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  605.271320][T12122]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  605.271322][T12122]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  605.271323][T12122]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  605.271326][T12122]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  605.271328][T12122]  ____sys_sendmsg (net/socket.c:2713)
[  605.271330][T12122]  ? copy_msghdr_from_user (net/socket.c:2650)
[  605.271331][T12122]  ? sock_write_iter (net/socket.c:1269)
[  605.271333][T12122]  ? move_addr_to_kernel (net/socket.c:258)
[  605.271334][T12122]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  605.271337][T12122]  ___sys_sendmsg (net/socket.c:2767)
[  605.271339][T12122]  ? copy_msghdr_from_user (net/socket.c:2619)
[  605.271343][T12122]  __sys_sendmsg (net/socket.c:2799)
[  605.271345][T12122]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  605.271348][T12122]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  605.271349][T12122]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  605.271351][T12122]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  605.271353][T12122]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  605.271354][T12122] RIP: 0033:0x7f2a00bdd54e
[  605.271356][T12122] 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
[  605.271358][T12122] RSP: 002b:00007ffdde399b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  605.271362][T12122] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2a00bdd54e
[  605.271363][T12122] RDX: 0000000000000000 RSI: 00007ffdde399bc0 RDI: 0000000000000005
[  605.271364][T12122] RBP: 00007ffdde399b20 R08: 0000000000000000 R09: 0000000000000000
[  605.271365][T12122] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea13
[  605.271366][T12122] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdde39a290
| [  612.699835][T12265] softirqs last disabled at (0): 0x0
| [  612.699837][T12265] Preemption disabled at:
| [  612.699837][T12265] vprintk_emit (kernel/printk/printk.c:2471)
| [  612.699847][T12265] Tainted: [W]=WARN
[  612.699848][T12265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  612.699849][T12265] Call Trace:
[  612.699851][T12265]  <TASK>
[  612.699852][T12265]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  612.699858][T12265]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  612.699859][T12265]  __might_resched.cold (kernel/sched/core.c:9234)
[  612.699863][T12265]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  612.699867][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699869][T12265]  __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))
[  612.699872][T12265]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.699875][T12265]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  612.699880][T12265]  ? 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)
[  612.699882][T12265]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  612.699885][T12265]  put_chars (drivers/char/virtio_console.c:1176)
[  612.699886][T12265]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  612.699888][T12265]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  612.699890][T12265]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  612.699892][T12265]  ? pointer (lib/vsprintf.c:2577)
[  612.699895][T12265]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  612.699900][T12265]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  612.699902][T12265]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.699904][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.699906][T12265]  console_emit_next_record (kernel/printk/printk.c:3183)
[  612.699909][T12265]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  612.699911][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699912][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699913][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699914][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.699916][T12265]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  612.699918][T12265]  console_flush_one_record (kernel/printk/printk.c:3268)
[  612.699920][T12265]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  612.699923][T12265]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  612.699925][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.699926][T12265]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  612.699928][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699929][T12265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.699931][T12265]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  612.699932][T12265]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  612.699934][T12265]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  612.699936][T12265]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  612.699937][T12265]  vprintk_emit (kernel/printk/printk.c:2479)
[  612.699939][T12265]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  612.699940][T12265]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  612.699942][T12265]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  612.699945][T12265]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  612.699948][T12265]  _printk (kernel/printk/printk.c:2504)
[  612.699950][T12265]  ? snapshot_read.cold (user.c:?)
[  612.699952][T12265]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  612.699954][T12265]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  612.699958][T12265]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  612.699959][T12265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  612.699962][T12265]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  612.699965][T12265]  ? netdev_notice (net/core/dev.c:13194)
[  612.699967][T12265]  ? 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)
[  612.699968][T12265]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  612.699971][T12265]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  612.699972][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699973][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.699974][T12265]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  612.699976][T12265]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  612.699977][T12265]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  612.699979][T12265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  612.699980][T12265]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  612.699982][T12265]  ? register_netdev (net/core/dev.c:11618)
[  612.699983][T12265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.699985][T12265]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  612.699987][T12265]  ? __kernel_text_address (kernel/extable.c:79)
[  612.699990][T12265]  ? write_profile (profile.c:?)
[  612.699993][T12265]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  612.699996][T12265]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  612.699998][T12265]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  612.699999][T12265]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  612.700000][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700001][T12265]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  612.700005][T12265]  ? kasan_save_stack (mm/kasan/common.c:58)
[  612.700007][T12265]  ? kasan_save_stack (mm/kasan/common.c:57)
[  612.700008][T12265]  ? kasan_save_track (mm/kasan/common.c:78)
[  612.700009][T12265]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  612.700010][T12265]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  612.700011][T12265]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  612.700012][T12265]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  612.700014][T12265]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  612.700017][T12265]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  612.700018][T12265]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  612.700020][T12265]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  612.700022][T12265]  ? ____sys_sendmsg (net/socket.c:2713)
[  612.700023][T12265]  ? ___sys_sendmsg (net/socket.c:2767)
[  612.700025][T12265]  ? __sys_sendmsg (net/socket.c:2799)
[  612.700027][T12265]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  612.700029][T12265]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  612.700032][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700033][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.700034][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700035][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700036][T12265]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  612.700038][T12265]  ? __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)
[  612.700039][T12265]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  612.700040][T12265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  612.700042][T12265]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  612.700043][T12265]  ? nla_get_range_signed (lib/nlattr.c:270)
[  612.700046][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700047][T12265]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  612.700049][T12265]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  612.700051][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700052][T12265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  612.700053][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.700055][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700056][T12265]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  612.700059][T12265]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  612.700060][T12265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  612.700061][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700062][T12265]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  612.700066][T12265]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  612.700068][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700069][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.700071][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700072][T12265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  612.700073][T12265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  612.700075][T12265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  612.700076][T12265]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  612.700078][T12265]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  612.700080][T12265]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  612.700082][T12265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  612.700083][T12265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.700084][T12265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  612.700086][T12265]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  612.700089][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700090][T12265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  612.700092][T12265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  612.700095][T12265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  612.700096][T12265]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  612.700098][T12265]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  612.700100][T12265]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  612.700102][T12265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  612.700103][T12265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  612.700105][T12265]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  612.700108][T12265]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  612.700110][T12265]  ____sys_sendmsg (net/socket.c:2713)
[  612.700111][T12265]  ? copy_msghdr_from_user (net/socket.c:2650)
[  612.700113][T12265]  ? sock_write_iter (net/socket.c:1269)
[  612.700115][T12265]  ? move_addr_to_kernel (net/socket.c:258)
[  612.700116][T12265]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  612.700119][T12265]  ___sys_sendmsg (net/socket.c:2767)
[  612.700120][T12265]  ? copy_msghdr_from_user (net/socket.c:2619)
[  612.700125][T12265]  __sys_sendmsg (net/socket.c:2799)
[  612.700127][T12265]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  612.700130][T12265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  612.700131][T12265]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  612.700133][T12265]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  612.700135][T12265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  612.700136][T12265] RIP: 0033:0x7f5ff9f8554e
[  612.700138][T12265] 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
[  612.700140][T12265] RSP: 002b:00007ffd126995d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  612.700143][T12265] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f5ff9f8554e
[  612.700145][T12265] RDX: 0000000000000000 RSI: 00007ffd12699680 RDI: 0000000000000005
[  612.700146][T12265] RBP: 00007ffd126995e0 R08: 0000000000000000 R09: 0000000000000000
[  612.700147][T12265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea1a
[  612.700148][T12265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd12699d50
| [  620.110712][T12408] softirqs last disabled at (0): 0x0
| [  620.110714][T12408] Preemption disabled at:
| [  620.110714][T12408] vprintk_emit (kernel/printk/printk.c:2471)
| [  620.110724][T12408] Tainted: [W]=WARN
[  620.110725][T12408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  620.110727][T12408] Call Trace:
[  620.110728][T12408]  <TASK>
[  620.110729][T12408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  620.110735][T12408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  620.110736][T12408]  __might_resched.cold (kernel/sched/core.c:9234)
[  620.110740][T12408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  620.110744][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110746][T12408]  __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))
[  620.110749][T12408]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  620.110752][T12408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  620.110757][T12408]  ? 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)
[  620.110759][T12408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  620.110762][T12408]  put_chars (drivers/char/virtio_console.c:1176)
[  620.110763][T12408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  620.110764][T12408]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  620.110767][T12408]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  620.110769][T12408]  ? pointer (lib/vsprintf.c:2577)
[  620.110772][T12408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  620.110777][T12408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  620.110779][T12408]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  620.110781][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110783][T12408]  console_emit_next_record (kernel/printk/printk.c:3183)
[  620.110785][T12408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  620.110787][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110789][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110791][T12408]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  620.110792][T12408]  console_flush_one_record (kernel/printk/printk.c:3268)
[  620.110795][T12408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  620.110798][T12408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  620.110799][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110801][T12408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  620.110803][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110804][T12408]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  620.110805][T12408]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  620.110807][T12408]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  620.110808][T12408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  620.110810][T12408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  620.110811][T12408]  vprintk_emit (kernel/printk/printk.c:2479)
[  620.110813][T12408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  620.110814][T12408]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  620.110816][T12408]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  620.110819][T12408]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  620.110822][T12408]  _printk (kernel/printk/printk.c:2504)
[  620.110825][T12408]  ? snapshot_read.cold (user.c:?)
[  620.110827][T12408]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  620.110829][T12408]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  620.110832][T12408]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  620.110834][T12408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  620.110837][T12408]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  620.110839][T12408]  ? netdev_notice (net/core/dev.c:13194)
[  620.110841][T12408]  ? 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)
[  620.110842][T12408]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  620.110845][T12408]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  620.110846][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110847][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110853][T12408]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  620.110854][T12408]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  620.110855][T12408]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  620.110857][T12408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  620.110858][T12408]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  620.110859][T12408]  ? register_netdev (net/core/dev.c:11618)
[  620.110861][T12408]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  620.110863][T12408]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  620.110865][T12408]  ? __kernel_text_address (kernel/extable.c:79)
[  620.110868][T12408]  ? write_profile (profile.c:?)
[  620.110870][T12408]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  620.110874][T12408]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  620.110876][T12408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  620.110877][T12408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  620.110878][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110879][T12408]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  620.110883][T12408]  ? kasan_save_stack (mm/kasan/common.c:58)
[  620.110885][T12408]  ? kasan_save_stack (mm/kasan/common.c:57)
[  620.110886][T12408]  ? kasan_save_track (mm/kasan/common.c:78)
[  620.110887][T12408]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  620.110888][T12408]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  620.110889][T12408]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  620.110890][T12408]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  620.110891][T12408]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  620.110894][T12408]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  620.110896][T12408]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  620.110897][T12408]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  620.110900][T12408]  ? ____sys_sendmsg (net/socket.c:2713)
[  620.110901][T12408]  ? ___sys_sendmsg (net/socket.c:2767)
[  620.110902][T12408]  ? __sys_sendmsg (net/socket.c:2799)
[  620.110904][T12408]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  620.110906][T12408]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  620.110909][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110910][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110911][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110912][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110913][T12408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  620.110915][T12408]  ? __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)
[  620.110916][T12408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  620.110917][T12408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  620.110919][T12408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  620.110920][T12408]  ? nla_get_range_signed (lib/nlattr.c:270)
[  620.110923][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110924][T12408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  620.110926][T12408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  620.110928][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110929][T12408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  620.110931][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110932][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110933][T12408]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  620.110936][T12408]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  620.110937][T12408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  620.110939][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110940][T12408]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  620.110943][T12408]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  620.110945][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110946][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110948][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110949][T12408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  620.110950][T12408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  620.110952][T12408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  620.110953][T12408]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  620.110955][T12408]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  620.110957][T12408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  620.110959][T12408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  620.110960][T12408]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  620.110962][T12408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  620.110963][T12408]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  620.110967][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.110968][T12408]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  620.110970][T12408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  620.110972][T12408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  620.110974][T12408]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  620.110975][T12408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  620.110978][T12408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  620.110979][T12408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  620.110981][T12408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  620.110982][T12408]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  620.110985][T12408]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  620.110987][T12408]  ____sys_sendmsg (net/socket.c:2713)
[  620.110989][T12408]  ? copy_msghdr_from_user (net/socket.c:2650)
[  620.110990][T12408]  ? sock_write_iter (net/socket.c:1269)
[  620.110992][T12408]  ? move_addr_to_kernel (net/socket.c:258)
[  620.110993][T12408]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  620.110996][T12408]  ___sys_sendmsg (net/socket.c:2767)
[  620.110998][T12408]  ? copy_msghdr_from_user (net/socket.c:2619)
[  620.111002][T12408]  __sys_sendmsg (net/socket.c:2799)
[  620.111004][T12408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  620.111007][T12408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  620.111008][T12408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  620.111010][T12408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  620.111012][T12408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  620.111013][T12408] RIP: 0033:0x7f4b55f3054e
[  620.111015][T12408] 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
[  620.111017][T12408] RSP: 002b:00007ffe79f3a990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  620.111020][T12408] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4b55f3054e
[  620.111022][T12408] RDX: 0000000000000000 RSI: 00007ffe79f3aa40 RDI: 0000000000000005
[  620.111023][T12408] RBP: 00007ffe79f3a9a0 R08: 0000000000000000 R09: 0000000000000000
[  620.111023][T12408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea22
[  620.111024][T12408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe79f3b110
| [  627.601697][T12551] softirqs last disabled at (0): 0x0
| [  627.601698][T12551] Preemption disabled at:
| [  627.601699][T12551] vprintk_emit (kernel/printk/printk.c:2471)
| [  627.601708][T12551] Tainted: [W]=WARN
[  627.601709][T12551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  627.601711][T12551] Call Trace:
[  627.601713][T12551]  <TASK>
[  627.601714][T12551]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  627.601719][T12551]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  627.601720][T12551]  __might_resched.cold (kernel/sched/core.c:9234)
[  627.601724][T12551]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  627.601727][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601730][T12551]  __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))
[  627.601733][T12551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  627.601736][T12551]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  627.601741][T12551]  ? 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)
[  627.601742][T12551]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  627.601745][T12551]  put_chars (drivers/char/virtio_console.c:1176)
[  627.601746][T12551]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  627.601748][T12551]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  627.601750][T12551]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  627.601752][T12551]  ? pointer (lib/vsprintf.c:2577)
[  627.601755][T12551]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  627.601760][T12551]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  627.601761][T12551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  627.601763][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601766][T12551]  console_emit_next_record (kernel/printk/printk.c:3183)
[  627.601768][T12551]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  627.601770][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601771][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601772][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601773][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601775][T12551]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  627.601777][T12551]  console_flush_one_record (kernel/printk/printk.c:3268)
[  627.601779][T12551]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  627.601782][T12551]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  627.601784][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601785][T12551]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  627.601787][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601788][T12551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  627.601789][T12551]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  627.601791][T12551]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  627.601792][T12551]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  627.601794][T12551]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  627.601795][T12551]  vprintk_emit (kernel/printk/printk.c:2479)
[  627.601797][T12551]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  627.601798][T12551]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  627.601801][T12551]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  627.601804][T12551]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  627.601806][T12551]  _printk (kernel/printk/printk.c:2504)
[  627.601809][T12551]  ? snapshot_read.cold (user.c:?)
[  627.601811][T12551]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  627.601813][T12551]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  627.601816][T12551]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  627.601817][T12551]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  627.601820][T12551]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  627.601822][T12551]  ? netdev_notice (net/core/dev.c:13194)
[  627.601824][T12551]  ? 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)
[  627.601826][T12551]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  627.601829][T12551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  627.601830][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601831][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601832][T12551]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  627.601833][T12551]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  627.601835][T12551]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  627.601836][T12551]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  627.601838][T12551]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  627.601839][T12551]  ? register_netdev (net/core/dev.c:11618)
[  627.601840][T12551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  627.601842][T12551]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  627.601845][T12551]  ? __kernel_text_address (kernel/extable.c:79)
[  627.601847][T12551]  ? write_profile (profile.c:?)
[  627.601850][T12551]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  627.601854][T12551]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  627.601855][T12551]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  627.601857][T12551]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  627.601858][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601859][T12551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  627.601863][T12551]  ? kasan_save_stack (mm/kasan/common.c:58)
[  627.601864][T12551]  ? kasan_save_stack (mm/kasan/common.c:57)
[  627.601865][T12551]  ? kasan_save_track (mm/kasan/common.c:78)
[  627.601866][T12551]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  627.601867][T12551]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  627.601868][T12551]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  627.601869][T12551]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  627.601871][T12551]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  627.601878][T12551]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  627.601879][T12551]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  627.601881][T12551]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  627.601883][T12551]  ? ____sys_sendmsg (net/socket.c:2713)
[  627.601885][T12551]  ? ___sys_sendmsg (net/socket.c:2767)
[  627.601886][T12551]  ? __sys_sendmsg (net/socket.c:2799)
[  627.601888][T12551]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  627.601890][T12551]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  627.601893][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601894][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601895][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601896][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601897][T12551]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  627.601899][T12551]  ? __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)
[  627.601900][T12551]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  627.601901][T12551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  627.601902][T12551]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  627.601903][T12551]  ? nla_get_range_signed (lib/nlattr.c:270)
[  627.601907][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601908][T12551]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  627.601910][T12551]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  627.601912][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601913][T12551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  627.601914][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601915][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601917][T12551]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  627.601919][T12551]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  627.601920][T12551]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  627.601922][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601923][T12551]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  627.601926][T12551]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  627.601928][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601929][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601931][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601932][T12551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  627.601933][T12551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  627.601935][T12551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  627.601936][T12551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  627.601937][T12551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  627.601940][T12551]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  627.601941][T12551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  627.601942][T12551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  627.601944][T12551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  627.601946][T12551]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  627.601949][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601950][T12551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  627.601952][T12551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  627.601954][T12551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  627.601955][T12551]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  627.601957][T12551]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  627.601959][T12551]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  627.601961][T12551]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  627.601962][T12551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  627.601964][T12551]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  627.601967][T12551]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  627.601969][T12551]  ____sys_sendmsg (net/socket.c:2713)
[  627.601970][T12551]  ? copy_msghdr_from_user (net/socket.c:2650)
[  627.601972][T12551]  ? sock_write_iter (net/socket.c:1269)
[  627.601973][T12551]  ? move_addr_to_kernel (net/socket.c:258)
[  627.601975][T12551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  627.601977][T12551]  ___sys_sendmsg (net/socket.c:2767)
[  627.601979][T12551]  ? copy_msghdr_from_user (net/socket.c:2619)
[  627.601984][T12551]  __sys_sendmsg (net/socket.c:2799)
[  627.601985][T12551]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  627.601988][T12551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  627.601990][T12551]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  627.601991][T12551]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  627.601993][T12551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  627.601994][T12551] RIP: 0033:0x7f9a97edc54e
[  627.601996][T12551] 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
[  627.601998][T12551] RSP: 002b:00007fff3f6618b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  627.602002][T12551] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f9a97edc54e
[  627.602003][T12551] RDX: 0000000000000000 RSI: 00007fff3f661960 RDI: 0000000000000005
[  627.602004][T12551] RBP: 00007fff3f6618c0 R08: 0000000000000000 R09: 0000000000000000
[  627.602005][T12551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea29
[  627.602006][T12551] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3f662030
| [  635.022569][T12695] softirqs last disabled at (0): 0x0
| [  635.022570][T12695] Preemption disabled at:
| [  635.022571][T12695] vprintk_emit (kernel/printk/printk.c:2471)
| [  635.022581][T12695] Tainted: [W]=WARN
[  635.022582][T12695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  635.022583][T12695] Call Trace:
[  635.022585][T12695]  <TASK>
[  635.022586][T12695]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  635.022591][T12695]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  635.022593][T12695]  __might_resched.cold (kernel/sched/core.c:9234)
[  635.022597][T12695]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  635.022601][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022603][T12695]  __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))
[  635.022606][T12695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.022609][T12695]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  635.022614][T12695]  ? 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)
[  635.022616][T12695]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  635.022618][T12695]  put_chars (drivers/char/virtio_console.c:1176)
[  635.022620][T12695]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  635.022621][T12695]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  635.022624][T12695]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  635.022626][T12695]  ? pointer (lib/vsprintf.c:2577)
[  635.022629][T12695]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  635.022634][T12695]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  635.022635][T12695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.022637][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022643][T12695]  console_emit_next_record (kernel/printk/printk.c:3183)
[  635.022646][T12695]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  635.022648][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022649][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022650][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022651][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022653][T12695]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  635.022655][T12695]  console_flush_one_record (kernel/printk/printk.c:3268)
[  635.022657][T12695]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  635.022660][T12695]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  635.022662][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022663][T12695]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  635.022665][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022666][T12695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.022667][T12695]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  635.022669][T12695]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  635.022670][T12695]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  635.022672][T12695]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  635.022674][T12695]  vprintk_emit (kernel/printk/printk.c:2479)
[  635.022675][T12695]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  635.022677][T12695]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  635.022679][T12695]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  635.022682][T12695]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  635.022685][T12695]  _printk (kernel/printk/printk.c:2504)
[  635.022688][T12695]  ? snapshot_read.cold (user.c:?)
[  635.022690][T12695]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  635.022692][T12695]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  635.022695][T12695]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  635.022697][T12695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  635.022700][T12695]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  635.022702][T12695]  ? netdev_notice (net/core/dev.c:13194)
[  635.022705][T12695]  ? 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)
[  635.022706][T12695]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  635.022709][T12695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  635.022710][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022711][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022712][T12695]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  635.022713][T12695]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  635.022715][T12695]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  635.022716][T12695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  635.022718][T12695]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  635.022719][T12695]  ? register_netdev (net/core/dev.c:11618)
[  635.022721][T12695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.022723][T12695]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  635.022725][T12695]  ? __kernel_text_address (kernel/extable.c:79)
[  635.022727][T12695]  ? write_profile (profile.c:?)
[  635.022730][T12695]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  635.022733][T12695]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  635.022735][T12695]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  635.022737][T12695]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  635.022738][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022739][T12695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  635.022742][T12695]  ? kasan_save_stack (mm/kasan/common.c:58)
[  635.022744][T12695]  ? kasan_save_stack (mm/kasan/common.c:57)
[  635.022745][T12695]  ? kasan_save_track (mm/kasan/common.c:78)
[  635.022746][T12695]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  635.022747][T12695]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  635.022748][T12695]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  635.022750][T12695]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  635.022751][T12695]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  635.022754][T12695]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  635.022755][T12695]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  635.022757][T12695]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  635.022759][T12695]  ? ____sys_sendmsg (net/socket.c:2713)
[  635.022761][T12695]  ? ___sys_sendmsg (net/socket.c:2767)
[  635.022762][T12695]  ? __sys_sendmsg (net/socket.c:2799)
[  635.022764][T12695]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  635.022766][T12695]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  635.022769][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022770][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022771][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022772][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022773][T12695]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  635.022774][T12695]  ? __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)
[  635.022776][T12695]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  635.022777][T12695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  635.022778][T12695]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  635.022779][T12695]  ? nla_get_range_signed (lib/nlattr.c:270)
[  635.022783][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022784][T12695]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  635.022786][T12695]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  635.022788][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022789][T12695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  635.022790][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022791][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022793][T12695]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  635.022795][T12695]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  635.022796][T12695]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  635.022798][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022799][T12695]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  635.022802][T12695]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  635.022804][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022806][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022807][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022808][T12695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  635.022810][T12695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  635.022811][T12695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  635.022812][T12695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  635.022814][T12695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  635.022816][T12695]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  635.022818][T12695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  635.022819][T12695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.022821][T12695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  635.022822][T12695]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  635.022825][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022826][T12695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  635.022828][T12695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  635.022831][T12695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  635.022832][T12695]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  635.022834][T12695]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  635.022836][T12695]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  635.022838][T12695]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  635.022839][T12695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  635.022841][T12695]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  635.022844][T12695]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  635.022846][T12695]  ____sys_sendmsg (net/socket.c:2713)
[  635.022847][T12695]  ? copy_msghdr_from_user (net/socket.c:2650)
[  635.022849][T12695]  ? sock_write_iter (net/socket.c:1269)
[  635.022851][T12695]  ? move_addr_to_kernel (net/socket.c:258)
[  635.022852][T12695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  635.022855][T12695]  ___sys_sendmsg (net/socket.c:2767)
[  635.022856][T12695]  ? copy_msghdr_from_user (net/socket.c:2619)
[  635.022861][T12695]  __sys_sendmsg (net/socket.c:2799)
[  635.022863][T12695]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  635.022866][T12695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  635.022867][T12695]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  635.022869][T12695]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  635.022871][T12695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  635.022872][T12695] RIP: 0033:0x7f59853c054e
[  635.022874][T12695] 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
[  635.022876][T12695] RSP: 002b:00007fffbc9784b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  635.022880][T12695] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f59853c054e
[  635.022881][T12695] RDX: 0000000000000000 RSI: 00007fffbc978560 RDI: 0000000000000005
[  635.022882][T12695] RBP: 00007fffbc9784c0 R08: 0000000000000000 R09: 0000000000000000
[  635.022883][T12695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea31
[  635.022884][T12695] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbc978c30
| [  642.451179][T12838] softirqs last disabled at (0): 0x0
| [  642.451181][T12838] Preemption disabled at:
| [  642.451181][T12838] vprintk_emit (kernel/printk/printk.c:2471)
| [  642.451191][T12838] Tainted: [W]=WARN
[  642.451192][T12838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  642.451193][T12838] Call Trace:
[  642.451195][T12838]  <TASK>
[  642.451197][T12838]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  642.451202][T12838]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  642.451203][T12838]  __might_resched.cold (kernel/sched/core.c:9234)
[  642.451207][T12838]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  642.451210][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451213][T12838]  __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))
[  642.451216][T12838]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  642.451219][T12838]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  642.451224][T12838]  ? 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)
[  642.451225][T12838]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  642.451228][T12838]  put_chars (drivers/char/virtio_console.c:1176)
[  642.451229][T12838]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  642.451230][T12838]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  642.451233][T12838]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  642.451235][T12838]  ? pointer (lib/vsprintf.c:2577)
[  642.451238][T12838]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  642.451243][T12838]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  642.451245][T12838]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  642.451246][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451249][T12838]  console_emit_next_record (kernel/printk/printk.c:3183)
[  642.451251][T12838]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  642.451253][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451254][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451255][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451256][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451258][T12838]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  642.451260][T12838]  console_flush_one_record (kernel/printk/printk.c:3268)
[  642.451262][T12838]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  642.451265][T12838]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  642.451267][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451268][T12838]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  642.451270][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451271][T12838]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  642.451273][T12838]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  642.451274][T12838]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  642.451276][T12838]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  642.451278][T12838]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  642.451279][T12838]  vprintk_emit (kernel/printk/printk.c:2479)
[  642.451281][T12838]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  642.451282][T12838]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  642.451284][T12838]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  642.451287][T12838]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  642.451290][T12838]  _printk (kernel/printk/printk.c:2504)
[  642.451293][T12838]  ? snapshot_read.cold (user.c:?)
[  642.451294][T12838]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  642.451297][T12838]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  642.451300][T12838]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  642.451302][T12838]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  642.451305][T12838]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  642.451307][T12838]  ? netdev_notice (net/core/dev.c:13194)
[  642.451309][T12838]  ? 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)
[  642.451311][T12838]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  642.451313][T12838]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  642.451314][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451315][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451317][T12838]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  642.451318][T12838]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  642.451319][T12838]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  642.451321][T12838]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  642.451322][T12838]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  642.451324][T12838]  ? register_netdev (net/core/dev.c:11618)
[  642.451325][T12838]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  642.451327][T12838]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  642.451330][T12838]  ? __kernel_text_address (kernel/extable.c:79)
[  642.451332][T12838]  ? write_profile (profile.c:?)
[  642.451335][T12838]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  642.451338][T12838]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  642.451340][T12838]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  642.451342][T12838]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  642.451343][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451344][T12838]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  642.451347][T12838]  ? kasan_save_stack (mm/kasan/common.c:58)
[  642.451349][T12838]  ? kasan_save_stack (mm/kasan/common.c:57)
[  642.451350][T12838]  ? kasan_save_track (mm/kasan/common.c:78)
[  642.451351][T12838]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  642.451352][T12838]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  642.451353][T12838]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  642.451354][T12838]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  642.451355][T12838]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  642.451358][T12838]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  642.451360][T12838]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  642.451361][T12838]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  642.451363][T12838]  ? ____sys_sendmsg (net/socket.c:2713)
[  642.451365][T12838]  ? ___sys_sendmsg (net/socket.c:2767)
[  642.451366][T12838]  ? __sys_sendmsg (net/socket.c:2799)
[  642.451368][T12838]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  642.451370][T12838]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  642.451372][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451373][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451375][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451376][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451377][T12838]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  642.451378][T12838]  ? __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)
[  642.451379][T12838]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  642.451380][T12838]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  642.451382][T12838]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  642.451383][T12838]  ? nla_get_range_signed (lib/nlattr.c:270)
[  642.451386][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451387][T12838]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  642.451389][T12838]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  642.451391][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451392][T12838]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  642.451393][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451395][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451396][T12838]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  642.451398][T12838]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  642.451400][T12838]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  642.451401][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451402][T12838]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  642.451406][T12838]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  642.451408][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451409][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451410][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451412][T12838]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  642.451413][T12838]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  642.451414][T12838]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  642.451416][T12838]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  642.451417][T12838]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  642.451420][T12838]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  642.451421][T12838]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  642.451422][T12838]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  642.451424][T12838]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  642.451426][T12838]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  642.451429][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451430][T12838]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  642.451432][T12838]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  642.451434][T12838]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  642.451436][T12838]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  642.451437][T12838]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  642.451439][T12838]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  642.451441][T12838]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  642.451443][T12838]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  642.451444][T12838]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  642.451447][T12838]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  642.451449][T12838]  ____sys_sendmsg (net/socket.c:2713)
[  642.451450][T12838]  ? copy_msghdr_from_user (net/socket.c:2650)
[  642.451452][T12838]  ? sock_write_iter (net/socket.c:1269)
[  642.451453][T12838]  ? move_addr_to_kernel (net/socket.c:258)
[  642.451455][T12838]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  642.451457][T12838]  ___sys_sendmsg (net/socket.c:2767)
[  642.451459][T12838]  ? copy_msghdr_from_user (net/socket.c:2619)
[  642.451464][T12838]  __sys_sendmsg (net/socket.c:2799)
[  642.451466][T12838]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  642.451468][T12838]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  642.451470][T12838]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  642.451472][T12838]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  642.451473][T12838]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  642.451475][T12838] RIP: 0033:0x7f4f855ab54e
[  642.451477][T12838] 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
[  642.451478][T12838] RSP: 002b:00007ffc92ff3480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  642.451482][T12838] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4f855ab54e
[  642.451484][T12838] RDX: 0000000000000000 RSI: 00007ffc92ff3530 RDI: 0000000000000005
[  642.451485][T12838] RBP: 00007ffc92ff3490 R08: 0000000000000000 R09: 0000000000000000
[  642.451485][T12838] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea38
[  642.451486][T12838] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc92ff3c00
| [  649.891803][T12981] softirqs last disabled at (0): 0x0
| [  649.891805][T12981] Preemption disabled at:
| [  649.891806][T12981] vprintk_emit (kernel/printk/printk.c:2471)
| [  649.891815][T12981] Tainted: [W]=WARN
[  649.891817][T12981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  649.891818][T12981] Call Trace:
[  649.891820][T12981]  <TASK>
[  649.891821][T12981]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  649.891826][T12981]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  649.891828][T12981]  __might_resched.cold (kernel/sched/core.c:9234)
[  649.891832][T12981]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  649.891835][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891838][T12981]  __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))
[  649.891841][T12981]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  649.891844][T12981]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  649.891848][T12981]  ? 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)
[  649.891850][T12981]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  649.891852][T12981]  put_chars (drivers/char/virtio_console.c:1176)
[  649.891854][T12981]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  649.891855][T12981]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  649.891858][T12981]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  649.891860][T12981]  ? pointer (lib/vsprintf.c:2577)
[  649.891863][T12981]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  649.891868][T12981]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  649.891870][T12981]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  649.891872][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.891874][T12981]  console_emit_next_record (kernel/printk/printk.c:3183)
[  649.891877][T12981]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  649.891879][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891880][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891881][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891882][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.891884][T12981]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  649.891886][T12981]  console_flush_one_record (kernel/printk/printk.c:3268)
[  649.891888][T12981]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  649.891891][T12981]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  649.891893][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.891894][T12981]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  649.891896][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891897][T12981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  649.891899][T12981]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  649.891900][T12981]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  649.891901][T12981]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  649.891904][T12981]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  649.891905][T12981]  vprintk_emit (kernel/printk/printk.c:2479)
[  649.891907][T12981]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  649.891908][T12981]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[  649.891911][T12981]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  649.891913][T12981]  _printk (kernel/printk/printk.c:2504)
[  649.891916][T12981]  ? snapshot_read.cold (user.c:?)
[  649.891918][T12981]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  649.891920][T12981]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  649.891923][T12981]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  649.891925][T12981]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  649.891928][T12981]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  649.891931][T12981]  ? netdev_notice (net/core/dev.c:13194)
[  649.891933][T12981]  ? 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)
[  649.891934][T12981]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  649.891937][T12981]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  649.891938][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891939][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891940][T12981]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  649.891947][T12981]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  649.891949][T12981]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  649.891951][T12981]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  649.891952][T12981]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  649.891954][T12981]  ? register_netdev (net/core/dev.c:11618)
[  649.891955][T12981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  649.891957][T12981]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  649.891959][T12981]  ? __kernel_text_address (kernel/extable.c:79)
[  649.891962][T12981]  ? write_profile (profile.c:?)
[  649.891965][T12981]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  649.891968][T12981]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  649.891970][T12981]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  649.891972][T12981]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  649.891973][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.891974][T12981]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  649.891978][T12981]  ? kasan_save_stack (mm/kasan/common.c:58)
[  649.891980][T12981]  ? kasan_save_stack (mm/kasan/common.c:57)
[  649.891981][T12981]  ? kasan_save_track (mm/kasan/common.c:78)
[  649.891982][T12981]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  649.891983][T12981]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  649.891984][T12981]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  649.891985][T12981]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  649.891986][T12981]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  649.891989][T12981]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  649.891991][T12981]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  649.891992][T12981]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  649.891995][T12981]  ? ____sys_sendmsg (net/socket.c:2713)
[  649.891996][T12981]  ? ___sys_sendmsg (net/socket.c:2767)
[  649.891997][T12981]  ? __sys_sendmsg (net/socket.c:2799)
[  649.891999][T12981]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  649.892001][T12981]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  649.892004][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892005][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.892006][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892007][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892008][T12981]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  649.892010][T12981]  ? __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)
[  649.892011][T12981]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  649.892012][T12981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  649.892014][T12981]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  649.892015][T12981]  ? nla_get_range_signed (lib/nlattr.c:270)
[  649.892018][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892019][T12981]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  649.892021][T12981]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  649.892023][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892024][T12981]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  649.892025][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.892027][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892028][T12981]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  649.892030][T12981]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  649.892032][T12981]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  649.892033][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892034][T12981]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  649.892037][T12981]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  649.892040][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892041][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.892042][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892043][T12981]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  649.892045][T12981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  649.892046][T12981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  649.892047][T12981]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  649.892049][T12981]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  649.892051][T12981]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  649.892053][T12981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  649.892054][T12981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  649.892056][T12981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  649.892058][T12981]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  649.892061][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892062][T12981]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  649.892064][T12981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  649.892066][T12981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  649.892068][T12981]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  649.892070][T12981]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  649.892072][T12981]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  649.892073][T12981]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  649.892075][T12981]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  649.892077][T12981]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  649.892080][T12981]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  649.892082][T12981]  ____sys_sendmsg (net/socket.c:2713)
[  649.892083][T12981]  ? copy_msghdr_from_user (net/socket.c:2650)
[  649.892085][T12981]  ? sock_write_iter (net/socket.c:1269)
[  649.892086][T12981]  ? move_addr_to_kernel (net/socket.c:258)
[  649.892088][T12981]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  649.892090][T12981]  ___sys_sendmsg (net/socket.c:2767)
[  649.892092][T12981]  ? copy_msghdr_from_user (net/socket.c:2619)
[  649.892097][T12981]  __sys_sendmsg (net/socket.c:2799)
[  649.892099][T12981]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  649.892101][T12981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  649.892103][T12981]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  649.892105][T12981]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  649.892106][T12981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  649.892108][T12981] RIP: 0033:0x7fb98fa7d54e
[  649.892110][T12981] 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
[  649.892111][T12981] RSP: 002b:00007fff5d969820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  649.892115][T12981] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb98fa7d54e
[  649.892117][T12981] RDX: 0000000000000000 RSI: 00007fff5d9698d0 RDI: 0000000000000005
[  649.892117][T12981] RBP: 00007fff5d969830 R08: 0000000000000000 R09: 0000000000000000
[  649.892118][T12981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea3f
[  649.892119][T12981] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5d969fa0
| [  658.671709][T13152] softirqs last disabled at (0): 0x0
| [  658.671711][T13152] Preemption disabled at:
| [  658.671711][T13152] vprintk_emit (kernel/printk/printk.c:2471)
| [  658.671722][T13152] Tainted: [W]=WARN
[  658.671723][T13152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  658.671724][T13152] Call Trace:
[  658.671726][T13152]  <TASK>
[  658.671727][T13152]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  658.671732][T13152]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  658.671734][T13152]  __might_resched.cold (kernel/sched/core.c:9234)
[  658.671738][T13152]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  658.671741][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671744][T13152]  __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))
[  658.671747][T13152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  658.671750][T13152]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  658.671754][T13152]  ? 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)
[  658.671756][T13152]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  658.671759][T13152]  put_chars (drivers/char/virtio_console.c:1176)
[  658.671760][T13152]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  658.671761][T13152]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  658.671764][T13152]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  658.671766][T13152]  ? pointer (lib/vsprintf.c:2577)
[  658.671769][T13152]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  658.671773][T13152]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  658.671775][T13152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  658.671777][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671780][T13152]  console_emit_next_record (kernel/printk/printk.c:3183)
[  658.671782][T13152]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  658.671784][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671785][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671786][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671787][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671789][T13152]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  658.671791][T13152]  console_flush_one_record (kernel/printk/printk.c:3268)
[  658.671793][T13152]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  658.671795][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671796][T13152]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  658.671800][T13152]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  658.671801][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671803][T13152]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  658.671805][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671806][T13152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  658.671807][T13152]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  658.671808][T13152]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  658.671810][T13152]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  658.671812][T13152]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  658.671813][T13152]  vprintk_emit (kernel/printk/printk.c:2479)
[  658.671815][T13152]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  658.671816][T13152]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  658.671818][T13152]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  658.671820][T13152]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  658.671822][T13152]  _printk (kernel/printk/printk.c:2504)
[  658.671825][T13152]  ? snapshot_read.cold (user.c:?)
[  658.671826][T13152]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  658.671829][T13152]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  658.671832][T13152]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  658.671834][T13152]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  658.671837][T13152]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  658.671839][T13152]  ? netdev_notice (net/core/dev.c:13194)
[  658.671841][T13152]  ? 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)
[  658.671842][T13152]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  658.671845][T13152]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  658.671846][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671847][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671848][T13152]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  658.671850][T13152]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  658.671851][T13152]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  658.671853][T13152]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  658.671854][T13152]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  658.671855][T13152]  ? register_netdev (net/core/dev.c:11618)
[  658.671857][T13152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  658.671858][T13152]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  658.671861][T13152]  ? __kernel_text_address (kernel/extable.c:79)
[  658.671863][T13152]  ? write_profile (profile.c:?)
[  658.671866][T13152]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  658.671869][T13152]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  658.671871][T13152]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  658.671872][T13152]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  658.671873][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671874][T13152]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  658.671878][T13152]  ? kasan_save_stack (mm/kasan/common.c:58)
[  658.671880][T13152]  ? kasan_save_stack (mm/kasan/common.c:57)
[  658.671881][T13152]  ? kasan_save_track (mm/kasan/common.c:78)
[  658.671882][T13152]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  658.671883][T13152]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  658.671884][T13152]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  658.671885][T13152]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  658.671886][T13152]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  658.671889][T13152]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  658.671890][T13152]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  658.671892][T13152]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  658.671894][T13152]  ? ____sys_sendmsg (net/socket.c:2713)
[  658.671895][T13152]  ? ___sys_sendmsg (net/socket.c:2767)
[  658.671897][T13152]  ? __sys_sendmsg (net/socket.c:2799)
[  658.671898][T13152]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  658.671900][T13152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  658.671903][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671904][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671905][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671906][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671907][T13152]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  658.671909][T13152]  ? __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)
[  658.671910][T13152]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  658.671911][T13152]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  658.671913][T13152]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  658.671914][T13152]  ? nla_get_range_signed (lib/nlattr.c:270)
[  658.671917][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671918][T13152]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  658.671920][T13152]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  658.671922][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671923][T13152]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  658.671924][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671925][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671927][T13152]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  658.671929][T13152]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  658.671930][T13152]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  658.671932][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671933][T13152]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  658.671936][T13152]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  658.671938][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671939][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671941][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671942][T13152]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  658.671943][T13152]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  658.671945][T13152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  658.671946][T13152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  658.671948][T13152]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  658.671950][T13152]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  658.671951][T13152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  658.671953][T13152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  658.671954][T13152]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  658.671956][T13152]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  658.671959][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.671960][T13152]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  658.671962][T13152]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  658.671964][T13152]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  658.671966][T13152]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  658.671967][T13152]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  658.671975][T13152]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  658.671976][T13152]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  658.671978][T13152]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  658.671979][T13152]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  658.671982][T13152]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  658.671984][T13152]  ____sys_sendmsg (net/socket.c:2713)
[  658.671986][T13152]  ? copy_msghdr_from_user (net/socket.c:2650)
[  658.671987][T13152]  ? sock_write_iter (net/socket.c:1269)
[  658.671989][T13152]  ? move_addr_to_kernel (net/socket.c:258)
[  658.671990][T13152]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  658.671993][T13152]  ___sys_sendmsg (net/socket.c:2767)
[  658.671994][T13152]  ? copy_msghdr_from_user (net/socket.c:2619)
[  658.671999][T13152]  __sys_sendmsg (net/socket.c:2799)
[  658.672001][T13152]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  658.672004][T13152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  658.672005][T13152]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  658.672007][T13152]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  658.672009][T13152]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  658.672010][T13152] RIP: 0033:0x7fccbaa9454e
[  658.672012][T13152] 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
[  658.672014][T13152] RSP: 002b:00007ffd3f68e830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  658.672018][T13152] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fccbaa9454e
[  658.672019][T13152] RDX: 0000000000000000 RSI: 00007ffd3f68e8e0 RDI: 0000000000000005
[  658.672020][T13152] RBP: 00007ffd3f68e840 R08: 0000000000000000 R09: 0000000000000000
[  658.672021][T13152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea48
[  658.672021][T13152] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3f68efb0
| [  667.536698][T13323] softirqs last disabled at (0): 0x0
| [  667.536700][T13323] Preemption disabled at:
| [  667.536701][T13323] vprintk_emit (kernel/printk/printk.c:2471)
| [  667.536710][T13323] Tainted: [W]=WARN
[  667.536711][T13323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  667.536713][T13323] Call Trace:
[  667.536715][T13323]  <TASK>
[  667.536716][T13323]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  667.536721][T13323]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  667.536723][T13323]  __might_resched.cold (kernel/sched/core.c:9234)
[  667.536727][T13323]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  667.536730][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536733][T13323]  __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))
[  667.536736][T13323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.536739][T13323]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  667.536744][T13323]  ? 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)
[  667.536746][T13323]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  667.536748][T13323]  put_chars (drivers/char/virtio_console.c:1176)
[  667.536750][T13323]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  667.536751][T13323]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  667.536753][T13323]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  667.536755][T13323]  ? pointer (lib/vsprintf.c:2577)
[  667.536759][T13323]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  667.536763][T13323]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  667.536765][T13323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.536767][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536769][T13323]  console_emit_next_record (kernel/printk/printk.c:3183)
[  667.536772][T13323]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  667.536774][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536775][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536776][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536777][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536778][T13323]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  667.536780][T13323]  console_flush_one_record (kernel/printk/printk.c:3268)
[  667.536782][T13323]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  667.536785][T13323]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  667.536787][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536789][T13323]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  667.536790][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536791][T13323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.536793][T13323]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  667.536794][T13323]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  667.536796][T13323]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  667.536798][T13323]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  667.536799][T13323]  vprintk_emit (kernel/printk/printk.c:2479)
[  667.536801][T13323]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  667.536802][T13323]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  667.536804][T13323]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  667.536807][T13323]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  667.536810][T13323]  _printk (kernel/printk/printk.c:2504)
[  667.536813][T13323]  ? snapshot_read.cold (user.c:?)
[  667.536814][T13323]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  667.536817][T13323]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  667.536820][T13323]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  667.536822][T13323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  667.536825][T13323]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  667.536827][T13323]  ? netdev_notice (net/core/dev.c:13194)
[  667.536829][T13323]  ? 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)
[  667.536831][T13323]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  667.536833][T13323]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  667.536835][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536836][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536837][T13323]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  667.536838][T13323]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  667.536840][T13323]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  667.536841][T13323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  667.536843][T13323]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  667.536844][T13323]  ? register_netdev (net/core/dev.c:11618)
[  667.536846][T13323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.536848][T13323]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  667.536850][T13323]  ? __kernel_text_address (kernel/extable.c:79)
[  667.536852][T13323]  ? write_profile (profile.c:?)
[  667.536855][T13323]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  667.536859][T13323]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  667.536860][T13323]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  667.536862][T13323]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  667.536863][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536864][T13323]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  667.536867][T13323]  ? kasan_save_stack (mm/kasan/common.c:58)
[  667.536869][T13323]  ? kasan_save_stack (mm/kasan/common.c:57)
[  667.536870][T13323]  ? kasan_save_track (mm/kasan/common.c:78)
[  667.536871][T13323]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  667.536873][T13323]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  667.536874][T13323]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  667.536875][T13323]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  667.536876][T13323]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  667.536879][T13323]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  667.536881][T13323]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  667.536882][T13323]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  667.536884][T13323]  ? ____sys_sendmsg (net/socket.c:2713)
[  667.536886][T13323]  ? ___sys_sendmsg (net/socket.c:2767)
[  667.536887][T13323]  ? __sys_sendmsg (net/socket.c:2799)
[  667.536889][T13323]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  667.536891][T13323]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  667.536894][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536895][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536896][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536897][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536898][T13323]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  667.536900][T13323]  ? __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)
[  667.536901][T13323]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  667.536902][T13323]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  667.536903][T13323]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  667.536904][T13323]  ? nla_get_range_signed (lib/nlattr.c:270)
[  667.536907][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536909][T13323]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  667.536911][T13323]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  667.536913][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536914][T13323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  667.536915][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536916][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536918][T13323]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  667.536920][T13323]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  667.536921][T13323]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  667.536923][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536924][T13323]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  667.536927][T13323]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  667.536930][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536931][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536932][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536933][T13323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  667.536934][T13323]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  667.536936][T13323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  667.536937][T13323]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  667.536939][T13323]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  667.536941][T13323]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  667.536943][T13323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  667.536944][T13323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.536945][T13323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  667.536947][T13323]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  667.536950][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536951][T13323]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  667.536953][T13323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  667.536955][T13323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  667.536957][T13323]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  667.536959][T13323]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  667.536961][T13323]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  667.536963][T13323]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  667.536965][T13323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  667.536966][T13323]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  667.536969][T13323]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  667.536971][T13323]  ____sys_sendmsg (net/socket.c:2713)
[  667.536973][T13323]  ? copy_msghdr_from_user (net/socket.c:2650)
[  667.536975][T13323]  ? sock_write_iter (net/socket.c:1269)
[  667.536976][T13323]  ? move_addr_to_kernel (net/socket.c:258)
[  667.536978][T13323]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  667.536980][T13323]  ___sys_sendmsg (net/socket.c:2767)
[  667.536982][T13323]  ? copy_msghdr_from_user (net/socket.c:2619)
[  667.536987][T13323]  __sys_sendmsg (net/socket.c:2799)
[  667.536989][T13323]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  667.536991][T13323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  667.536993][T13323]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  667.536995][T13323]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  667.537000][T13323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  667.537002][T13323] RIP: 0033:0x7faa4376854e
[  667.537004][T13323] 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
[  667.537006][T13323] RSP: 002b:00007ffc9ff12a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  667.537010][T13323] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007faa4376854e
[  667.537011][T13323] RDX: 0000000000000000 RSI: 00007ffc9ff12ad0 RDI: 0000000000000005
[  667.537012][T13323] RBP: 00007ffc9ff12a30 R08: 0000000000000000 R09: 0000000000000000
[  667.537013][T13323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea51
[  667.537014][T13323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9ff131a0
| [  676.418303][T13494] softirqs last disabled at (0): 0x0
| [  676.418305][T13494] Preemption disabled at:
| [  676.418306][T13494] vprintk_emit (kernel/printk/printk.c:2471)
| [  676.418316][T13494] Tainted: [W]=WARN
[  676.418317][T13494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  676.418319][T13494] Call Trace:
[  676.418320][T13494]  <TASK>
[  676.418322][T13494]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  676.418327][T13494]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  676.418329][T13494]  __might_resched.cold (kernel/sched/core.c:9234)
[  676.418333][T13494]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  676.418336][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418339][T13494]  __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))
[  676.418342][T13494]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.418345][T13494]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  676.418350][T13494]  ? 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)
[  676.418352][T13494]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  676.418355][T13494]  put_chars (drivers/char/virtio_console.c:1176)
[  676.418357][T13494]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  676.418358][T13494]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  676.418360][T13494]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  676.418362][T13494]  ? pointer (lib/vsprintf.c:2577)
[  676.418366][T13494]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  676.418370][T13494]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  676.418372][T13494]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.418374][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418376][T13494]  console_emit_next_record (kernel/printk/printk.c:3183)
[  676.418379][T13494]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  676.418381][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418382][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418383][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418384][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418386][T13494]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  676.418388][T13494]  console_flush_one_record (kernel/printk/printk.c:3268)
[  676.418391][T13494]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  676.418393][T13494]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  676.418395][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418397][T13494]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  676.418399][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418400][T13494]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  676.418401][T13494]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  676.418403][T13494]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  676.418404][T13494]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  676.418406][T13494]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  676.418408][T13494]  vprintk_emit (kernel/printk/printk.c:2479)
[  676.418409][T13494]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  676.418411][T13494]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  676.418413][T13494]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  676.418416][T13494]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  676.418419][T13494]  _printk (kernel/printk/printk.c:2504)
[  676.418422][T13494]  ? snapshot_read.cold (user.c:?)
[  676.418424][T13494]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  676.418426][T13494]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  676.418429][T13494]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  676.418431][T13494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  676.418434][T13494]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  676.418437][T13494]  ? netdev_notice (net/core/dev.c:13194)
[  676.418439][T13494]  ? 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)
[  676.418441][T13494]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  676.418443][T13494]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  676.418445][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418446][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418447][T13494]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  676.418448][T13494]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  676.418450][T13494]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  676.418451][T13494]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  676.418452][T13494]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  676.418454][T13494]  ? register_netdev (net/core/dev.c:11618)
[  676.418456][T13494]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  676.418458][T13494]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  676.418460][T13494]  ? __kernel_text_address (kernel/extable.c:79)
[  676.418463][T13494]  ? write_profile (profile.c:?)
[  676.418466][T13494]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  676.418469][T13494]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  676.418472][T13494]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  676.418475][T13494]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  676.418476][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418478][T13494]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  676.418482][T13494]  ? kasan_save_stack (mm/kasan/common.c:58)
[  676.418484][T13494]  ? kasan_save_stack (mm/kasan/common.c:57)
[  676.418485][T13494]  ? kasan_save_track (mm/kasan/common.c:78)
[  676.418487][T13494]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  676.418488][T13494]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  676.418489][T13494]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  676.418490][T13494]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  676.418491][T13494]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  676.418494][T13494]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  676.418496][T13494]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  676.418497][T13494]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  676.418500][T13494]  ? ____sys_sendmsg (net/socket.c:2713)
[  676.418501][T13494]  ? ___sys_sendmsg (net/socket.c:2767)
[  676.418503][T13494]  ? __sys_sendmsg (net/socket.c:2799)
[  676.418505][T13494]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  676.418507][T13494]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  676.418509][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418511][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418512][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418513][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418514][T13494]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  676.418516][T13494]  ? __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)
[  676.418517][T13494]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  676.418518][T13494]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  676.418520][T13494]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  676.418521][T13494]  ? nla_get_range_signed (lib/nlattr.c:270)
[  676.418524][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418525][T13494]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  676.418527][T13494]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  676.418529][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418530][T13494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  676.418531][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418533][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418534][T13494]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  676.418537][T13494]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  676.418538][T13494]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  676.418539][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418541][T13494]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  676.418544][T13494]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  676.418546][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418547][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418549][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418550][T13494]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  676.418551][T13494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  676.418553][T13494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  676.418555][T13494]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  676.418556][T13494]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  676.418558][T13494]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  676.418560][T13494]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  676.418562][T13494]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  676.418563][T13494]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  676.418565][T13494]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  676.418568][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418569][T13494]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  676.418571][T13494]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  676.418574][T13494]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  676.418575][T13494]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  676.418577][T13494]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  676.418580][T13494]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  676.418581][T13494]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  676.418583][T13494]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  676.418585][T13494]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  676.418590][T13494]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  676.418592][T13494]  ____sys_sendmsg (net/socket.c:2713)
[  676.418595][T13494]  ? copy_msghdr_from_user (net/socket.c:2650)
[  676.418596][T13494]  ? sock_write_iter (net/socket.c:1269)
[  676.418598][T13494]  ? move_addr_to_kernel (net/socket.c:258)
[  676.418599][T13494]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  676.418602][T13494]  ___sys_sendmsg (net/socket.c:2767)
[  676.418604][T13494]  ? copy_msghdr_from_user (net/socket.c:2619)
[  676.418609][T13494]  __sys_sendmsg (net/socket.c:2799)
[  676.418611][T13494]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  676.418613][T13494]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  676.418615][T13494]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  676.418617][T13494]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  676.418618][T13494]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  676.418620][T13494] RIP: 0033:0x7fee21a8c54e
[  676.418622][T13494] 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
[  676.418624][T13494] RSP: 002b:00007ffe11e86200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  676.418627][T13494] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fee21a8c54e
[  676.418629][T13494] RDX: 0000000000000000 RSI: 00007ffe11e862b0 RDI: 0000000000000005
[  676.418630][T13494] RBP: 00007ffe11e86210 R08: 0000000000000000 R09: 0000000000000000
[  676.418631][T13494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea5a
[  676.418631][T13494] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe11e86980
| [  685.342700][T13665] softirqs last disabled at (0): 0x0
| [  685.342702][T13665] Preemption disabled at:
| [  685.342703][T13665] vprintk_emit (kernel/printk/printk.c:2471)
| [  685.342713][T13665] Tainted: [W]=WARN
[  685.342714][T13665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  685.342716][T13665] Call Trace:
[  685.342717][T13665]  <TASK>
[  685.342718][T13665]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  685.342724][T13665]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  685.342725][T13665]  __might_resched.cold (kernel/sched/core.c:9234)
[  685.342729][T13665]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  685.342733][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342735][T13665]  __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))
[  685.342738][T13665]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  685.342741][T13665]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  685.342746][T13665]  ? 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)
[  685.342748][T13665]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  685.342751][T13665]  put_chars (drivers/char/virtio_console.c:1176)
[  685.342752][T13665]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  685.342754][T13665]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  685.342756][T13665]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  685.342758][T13665]  ? pointer (lib/vsprintf.c:2577)
[  685.342762][T13665]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  685.342766][T13665]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  685.342768][T13665]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  685.342770][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342773][T13665]  console_emit_next_record (kernel/printk/printk.c:3183)
[  685.342775][T13665]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  685.342777][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342779][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342779][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342781][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342783][T13665]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  685.342784][T13665]  console_flush_one_record (kernel/printk/printk.c:3268)
[  685.342787][T13665]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  685.342790][T13665]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  685.342791][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342793][T13665]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  685.342795][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342796][T13665]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  685.342797][T13665]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  685.342799][T13665]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  685.342800][T13665]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  685.342802][T13665]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  685.342804][T13665]  vprintk_emit (kernel/printk/printk.c:2479)
[  685.342806][T13665]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  685.342807][T13665]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  685.342809][T13665]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  685.342812][T13665]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  685.342815][T13665]  _printk (kernel/printk/printk.c:2504)
[  685.342818][T13665]  ? snapshot_read.cold (user.c:?)
[  685.342820][T13665]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  685.342822][T13665]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  685.342825][T13665]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  685.342827][T13665]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  685.342830][T13665]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  685.342833][T13665]  ? netdev_notice (net/core/dev.c:13194)
[  685.342835][T13665]  ? 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)
[  685.342836][T13665]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  685.342839][T13665]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  685.342841][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342842][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342843][T13665]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  685.342844][T13665]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  685.342846][T13665]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  685.342847][T13665]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  685.342848][T13665]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  685.342850][T13665]  ? register_netdev (net/core/dev.c:11618)
[  685.342851][T13665]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  685.342853][T13665]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  685.342856][T13665]  ? __kernel_text_address (kernel/extable.c:79)
[  685.342858][T13665]  ? write_profile (profile.c:?)
[  685.342861][T13665]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  685.342865][T13665]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  685.342866][T13665]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  685.342868][T13665]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  685.342869][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342870][T13665]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  685.342874][T13665]  ? kasan_save_stack (mm/kasan/common.c:58)
[  685.342876][T13665]  ? kasan_save_stack (mm/kasan/common.c:57)
[  685.342877][T13665]  ? kasan_save_track (mm/kasan/common.c:78)
[  685.342878][T13665]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  685.342879][T13665]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  685.342880][T13665]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  685.342881][T13665]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  685.342883][T13665]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  685.342886][T13665]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  685.342887][T13665]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  685.342889][T13665]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  685.342891][T13665]  ? ____sys_sendmsg (net/socket.c:2713)
[  685.342893][T13665]  ? ___sys_sendmsg (net/socket.c:2767)
[  685.342894][T13665]  ? __sys_sendmsg (net/socket.c:2799)
[  685.342896][T13665]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  685.342898][T13665]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  685.342901][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342902][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342903][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342904][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342905][T13665]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  685.342907][T13665]  ? __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)
[  685.342908][T13665]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  685.342909][T13665]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  685.342911][T13665]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  685.342912][T13665]  ? nla_get_range_signed (lib/nlattr.c:270)
[  685.342915][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342916][T13665]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  685.342918][T13665]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  685.342920][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342922][T13665]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  685.342923][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342924][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342926][T13665]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  685.342928][T13665]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  685.342929][T13665]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  685.342931][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342932][T13665]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  685.342935][T13665]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  685.342938][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342939][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342940][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342942][T13665]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  685.342943][T13665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  685.342944][T13665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  685.342946][T13665]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  685.342947][T13665]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  685.342950][T13665]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  685.342951][T13665]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  685.342953][T13665]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  685.342954][T13665]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  685.342956][T13665]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  685.342959][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.342960][T13665]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  685.342962][T13665]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  685.342964][T13665]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  685.342966][T13665]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  685.342968][T13665]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  685.342970][T13665]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  685.342972][T13665]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  685.342974][T13665]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  685.342975][T13665]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  685.342978][T13665]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  685.342980][T13665]  ____sys_sendmsg (net/socket.c:2713)
[  685.342982][T13665]  ? copy_msghdr_from_user (net/socket.c:2650)
[  685.342983][T13665]  ? sock_write_iter (net/socket.c:1269)
[  685.342985][T13665]  ? move_addr_to_kernel (net/socket.c:258)
[  685.342986][T13665]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  685.342989][T13665]  ___sys_sendmsg (net/socket.c:2767)
[  685.342991][T13665]  ? copy_msghdr_from_user (net/socket.c:2619)
[  685.342996][T13665]  __sys_sendmsg (net/socket.c:2799)
[  685.342998][T13665]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  685.343000][T13665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  685.343002][T13665]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  685.343004][T13665]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  685.343005][T13665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  685.343007][T13665] RIP: 0033:0x7f409645654e
[  685.343009][T13665] 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
[  685.343011][T13665] RSP: 002b:00007fff20053db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  685.343015][T13665] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f409645654e
[  685.343016][T13665] RDX: 0000000000000000 RSI: 00007fff20053e60 RDI: 0000000000000005
[  685.343017][T13665] RBP: 00007fff20053dc0 R08: 0000000000000000 R09: 0000000000000000
[  685.343018][T13665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea63
[  685.343019][T13665] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff20054530
| [  694.260907][T13836] softirqs last disabled at (0): 0x0
| [  694.260909][T13836] Preemption disabled at:
| [  694.260910][T13836] vprintk_emit (kernel/printk/printk.c:2471)
| [  694.260920][T13836] Tainted: [W]=WARN
[  694.260921][T13836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  694.260923][T13836] Call Trace:
[  694.260924][T13836]  <TASK>
[  694.260926][T13836]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  694.260931][T13836]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  694.260932][T13836]  __might_resched.cold (kernel/sched/core.c:9234)
[  694.260937][T13836]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  694.260940][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.260943][T13836]  __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))
[  694.260946][T13836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  694.260949][T13836]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  694.260954][T13836]  ? 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)
[  694.260955][T13836]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  694.260958][T13836]  put_chars (drivers/char/virtio_console.c:1176)
[  694.260960][T13836]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  694.260961][T13836]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  694.260963][T13836]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  694.260965][T13836]  ? pointer (lib/vsprintf.c:2577)
[  694.260969][T13836]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  694.260973][T13836]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  694.260975][T13836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  694.260977][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.260980][T13836]  console_emit_next_record (kernel/printk/printk.c:3183)
[  694.260982][T13836]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  694.260984][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.260985][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.260987][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.260988][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.260990][T13836]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  694.260991][T13836]  console_flush_one_record (kernel/printk/printk.c:3268)
[  694.260994][T13836]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  694.261000][T13836]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  694.261002][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.261003][T13836]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  694.261005][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261006][T13836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  694.261008][T13836]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  694.261009][T13836]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  694.261011][T13836]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  694.261013][T13836]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  694.261014][T13836]  vprintk_emit (kernel/printk/printk.c:2479)
[  694.261016][T13836]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  694.261017][T13836]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  694.261020][T13836]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  694.261023][T13836]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  694.261026][T13836]  _printk (kernel/printk/printk.c:2504)
[  694.261028][T13836]  ? snapshot_read.cold (user.c:?)
[  694.261030][T13836]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  694.261032][T13836]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  694.261036][T13836]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  694.261038][T13836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  694.261041][T13836]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  694.261043][T13836]  ? netdev_notice (net/core/dev.c:13194)
[  694.261045][T13836]  ? 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)
[  694.261047][T13836]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  694.261049][T13836]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  694.261051][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261052][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261053][T13836]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  694.261055][T13836]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  694.261056][T13836]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  694.261058][T13836]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  694.261059][T13836]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  694.261061][T13836]  ? register_netdev (net/core/dev.c:11618)
[  694.261062][T13836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  694.261064][T13836]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  694.261066][T13836]  ? __kernel_text_address (kernel/extable.c:79)
[  694.261069][T13836]  ? write_profile (profile.c:?)
[  694.261072][T13836]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  694.261075][T13836]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  694.261077][T13836]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  694.261079][T13836]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  694.261083][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261085][T13836]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  694.261088][T13836]  ? kasan_save_stack (mm/kasan/common.c:58)
[  694.261090][T13836]  ? kasan_save_stack (mm/kasan/common.c:57)
[  694.261091][T13836]  ? kasan_save_track (mm/kasan/common.c:78)
[  694.261092][T13836]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  694.261093][T13836]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  694.261094][T13836]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  694.261096][T13836]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  694.261097][T13836]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  694.261100][T13836]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  694.261101][T13836]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  694.261103][T13836]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  694.261105][T13836]  ? ____sys_sendmsg (net/socket.c:2713)
[  694.261107][T13836]  ? ___sys_sendmsg (net/socket.c:2767)
[  694.261108][T13836]  ? __sys_sendmsg (net/socket.c:2799)
[  694.261110][T13836]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  694.261112][T13836]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  694.261115][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261116][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.261118][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261119][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261120][T13836]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  694.261122][T13836]  ? __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)
[  694.261123][T13836]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  694.261124][T13836]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  694.261126][T13836]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  694.261127][T13836]  ? nla_get_range_signed (lib/nlattr.c:270)
[  694.261130][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261131][T13836]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  694.261133][T13836]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  694.261135][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261136][T13836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  694.261137][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.261139][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261140][T13836]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  694.261143][T13836]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  694.261144][T13836]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  694.261145][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261146][T13836]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  694.261150][T13836]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  694.261152][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261153][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.261155][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261156][T13836]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  694.261157][T13836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  694.261159][T13836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  694.261160][T13836]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  694.261162][T13836]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  694.261164][T13836]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  694.261166][T13836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  694.261167][T13836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  694.261169][T13836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  694.261170][T13836]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  694.261174][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261175][T13836]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  694.261177][T13836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  694.261179][T13836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  694.261181][T13836]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  694.261183][T13836]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  694.261185][T13836]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  694.261186][T13836]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  694.261188][T13836]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  694.261190][T13836]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  694.261193][T13836]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  694.261195][T13836]  ____sys_sendmsg (net/socket.c:2713)
[  694.261196][T13836]  ? copy_msghdr_from_user (net/socket.c:2650)
[  694.261198][T13836]  ? sock_write_iter (net/socket.c:1269)
[  694.261200][T13836]  ? move_addr_to_kernel (net/socket.c:258)
[  694.261201][T13836]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  694.261204][T13836]  ___sys_sendmsg (net/socket.c:2767)
[  694.261206][T13836]  ? copy_msghdr_from_user (net/socket.c:2619)
[  694.261211][T13836]  __sys_sendmsg (net/socket.c:2799)
[  694.261213][T13836]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  694.261215][T13836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  694.261217][T13836]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  694.261219][T13836]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  694.261220][T13836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  694.261222][T13836] RIP: 0033:0x7f848a91354e
[  694.261224][T13836] 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
[  694.261226][T13836] RSP: 002b:00007fffd21665b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  694.261229][T13836] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f848a91354e
[  694.261231][T13836] RDX: 0000000000000000 RSI: 00007fffd2166660 RDI: 0000000000000005
[  694.261232][T13836] RBP: 00007fffd21665c0 R08: 0000000000000000 R09: 0000000000000000
[  694.261233][T13836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea6c
[  694.261234][T13836] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd2166d30
| [  703.071882][T14007] softirqs last disabled at (0): 0x0
| [  703.071884][T14007] Preemption disabled at:
| [  703.071885][T14007] vprintk_emit (kernel/printk/printk.c:2471)
| [  703.071895][T14007] Tainted: [W]=WARN
[  703.071896][T14007] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  703.071898][T14007] Call Trace:
[  703.071899][T14007]  <TASK>
[  703.071901][T14007]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  703.071906][T14007]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  703.071908][T14007]  __might_resched.cold (kernel/sched/core.c:9234)
[  703.071911][T14007]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  703.071915][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.071918][T14007]  __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))
[  703.071921][T14007]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.071924][T14007]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  703.071929][T14007]  ? 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)
[  703.071930][T14007]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  703.071933][T14007]  put_chars (drivers/char/virtio_console.c:1176)
[  703.071935][T14007]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  703.071936][T14007]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  703.071939][T14007]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  703.071941][T14007]  ? pointer (lib/vsprintf.c:2577)
[  703.071944][T14007]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  703.071949][T14007]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  703.071951][T14007]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.071953][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.071955][T14007]  console_emit_next_record (kernel/printk/printk.c:3183)
[  703.071959][T14007]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  703.071962][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.071963][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.071965][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.071967][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.071970][T14007]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  703.071971][T14007]  console_flush_one_record (kernel/printk/printk.c:3268)
[  703.071974][T14007]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  703.071977][T14007]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  703.071979][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.071980][T14007]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  703.071982][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.071983][T14007]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.071984][T14007]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  703.071986][T14007]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  703.071988][T14007]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  703.071990][T14007]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  703.071991][T14007]  vprintk_emit (kernel/printk/printk.c:2479)
[  703.071993][T14007]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  703.071994][T14007]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  703.071997][T14007]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  703.072000][T14007]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  703.072002][T14007]  _printk (kernel/printk/printk.c:2504)
[  703.072005][T14007]  ? snapshot_read.cold (user.c:?)
[  703.072007][T14007]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  703.072009][T14007]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  703.072013][T14007]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  703.072015][T14007]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  703.072018][T14007]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  703.072020][T14007]  ? netdev_notice (net/core/dev.c:13194)
[  703.072022][T14007]  ? 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)
[  703.072024][T14007]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  703.072026][T14007]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  703.072028][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072029][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072030][T14007]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  703.072031][T14007]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  703.072033][T14007]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  703.072034][T14007]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  703.072036][T14007]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  703.072038][T14007]  ? register_netdev (net/core/dev.c:11618)
[  703.072039][T14007]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.072041][T14007]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  703.072044][T14007]  ? __kernel_text_address (kernel/extable.c:79)
[  703.072046][T14007]  ? write_profile (profile.c:?)
[  703.072049][T14007]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  703.072052][T14007]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  703.072054][T14007]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  703.072056][T14007]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  703.072057][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072058][T14007]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  703.072061][T14007]  ? kasan_save_stack (mm/kasan/common.c:58)
[  703.072063][T14007]  ? kasan_save_stack (mm/kasan/common.c:57)
[  703.072064][T14007]  ? kasan_save_track (mm/kasan/common.c:78)
[  703.072065][T14007]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  703.072066][T14007]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  703.072067][T14007]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  703.072068][T14007]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  703.072070][T14007]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  703.072072][T14007]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  703.072074][T14007]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  703.072076][T14007]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  703.072078][T14007]  ? ____sys_sendmsg (net/socket.c:2713)
[  703.072079][T14007]  ? ___sys_sendmsg (net/socket.c:2767)
[  703.072081][T14007]  ? __sys_sendmsg (net/socket.c:2799)
[  703.072082][T14007]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  703.072085][T14007]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  703.072087][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072088][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.072090][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072090][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072092][T14007]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  703.072093][T14007]  ? __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)
[  703.072094][T14007]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  703.072095][T14007]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  703.072097][T14007]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  703.072098][T14007]  ? nla_get_range_signed (lib/nlattr.c:270)
[  703.072101][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072102][T14007]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  703.072105][T14007]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  703.072113][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072115][T14007]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  703.072117][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.072119][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072121][T14007]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  703.072123][T14007]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  703.072125][T14007]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  703.072126][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072127][T14007]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  703.072131][T14007]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  703.072133][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072134][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.072136][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072137][T14007]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  703.072138][T14007]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  703.072140][T14007]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  703.072141][T14007]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  703.072143][T14007]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  703.072145][T14007]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  703.072147][T14007]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  703.072148][T14007]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.072150][T14007]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  703.072152][T14007]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  703.072155][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072156][T14007]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  703.072158][T14007]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  703.072160][T14007]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  703.072162][T14007]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  703.072164][T14007]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  703.072166][T14007]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  703.072168][T14007]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  703.072170][T14007]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  703.072171][T14007]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  703.072174][T14007]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  703.072176][T14007]  ____sys_sendmsg (net/socket.c:2713)
[  703.072178][T14007]  ? copy_msghdr_from_user (net/socket.c:2650)
[  703.072179][T14007]  ? sock_write_iter (net/socket.c:1269)
[  703.072181][T14007]  ? move_addr_to_kernel (net/socket.c:258)
[  703.072182][T14007]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  703.072185][T14007]  ___sys_sendmsg (net/socket.c:2767)
[  703.072187][T14007]  ? copy_msghdr_from_user (net/socket.c:2619)
[  703.072192][T14007]  __sys_sendmsg (net/socket.c:2799)
[  703.072193][T14007]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  703.072196][T14007]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  703.072198][T14007]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  703.072200][T14007]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  703.072202][T14007]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  703.072205][T14007] RIP: 0033:0x7fba3e00054e
[  703.072207][T14007] 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
[  703.072210][T14007] RSP: 002b:00007ffcd213ba40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  703.072214][T14007] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fba3e00054e
[  703.072216][T14007] RDX: 0000000000000000 RSI: 00007ffcd213baf0 RDI: 0000000000000005
[  703.072218][T14007] RBP: 00007ffcd213ba50 R08: 0000000000000000 R09: 0000000000000000
[  703.072219][T14007] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea75
[  703.072220][T14007] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd213c1c0
| [  711.978829][T14177] softirqs last disabled at (0): 0x0
| [  711.978832][T14177] Preemption disabled at:
| [  711.978832][T14177] vprintk_emit (kernel/printk/printk.c:2471)
| [  711.978842][T14177] Tainted: [W]=WARN
[  711.978843][T14177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  711.978845][T14177] Call Trace:
[  711.978847][T14177]  <TASK>
[  711.978848][T14177]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  711.978854][T14177]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  711.978855][T14177]  __might_resched.cold (kernel/sched/core.c:9234)
[  711.978860][T14177]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  711.978863][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978866][T14177]  __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))
[  711.978869][T14177]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.978872][T14177]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  711.978877][T14177]  ? 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)
[  711.978879][T14177]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  711.978881][T14177]  put_chars (drivers/char/virtio_console.c:1176)
[  711.978883][T14177]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  711.978884][T14177]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  711.978887][T14177]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  711.978889][T14177]  ? pointer (lib/vsprintf.c:2577)
[  711.978893][T14177]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  711.978897][T14177]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  711.978899][T14177]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.978901][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.978903][T14177]  console_emit_next_record (kernel/printk/printk.c:3183)
[  711.978906][T14177]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  711.978908][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978909][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978910][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978911][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.978913][T14177]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  711.978915][T14177]  console_flush_one_record (kernel/printk/printk.c:3268)
[  711.978917][T14177]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  711.978920][T14177]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  711.978922][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.978923][T14177]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  711.978925][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978926][T14177]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.978928][T14177]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  711.978929][T14177]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  711.978931][T14177]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  711.978933][T14177]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  711.978934][T14177]  vprintk_emit (kernel/printk/printk.c:2479)
[  711.978936][T14177]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  711.978937][T14177]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  711.978940][T14177]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  711.978943][T14177]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  711.978945][T14177]  _printk (kernel/printk/printk.c:2504)
[  711.978948][T14177]  ? snapshot_read.cold (user.c:?)
[  711.978950][T14177]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  711.978952][T14177]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  711.978956][T14177]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  711.978958][T14177]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.978961][T14177]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  711.978963][T14177]  ? netdev_notice (net/core/dev.c:13194)
[  711.978965][T14177]  ? 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)
[  711.978967][T14177]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  711.978969][T14177]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  711.978971][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978972][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.978973][T14177]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  711.978974][T14177]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  711.978976][T14177]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  711.978977][T14177]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.978979][T14177]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  711.978980][T14177]  ? register_netdev (net/core/dev.c:11618)
[  711.978982][T14177]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.978984][T14177]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  711.978986][T14177]  ? __kernel_text_address (kernel/extable.c:79)
[  711.978988][T14177]  ? write_profile (profile.c:?)
[  711.978991][T14177]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  711.978995][T14177]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  711.978997][T14177]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  711.978998][T14177]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  711.978999][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979001][T14177]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  711.979004][T14177]  ? kasan_save_stack (mm/kasan/common.c:58)
[  711.979006][T14177]  ? kasan_save_stack (mm/kasan/common.c:57)
[  711.979007][T14177]  ? kasan_save_track (mm/kasan/common.c:78)
[  711.979008][T14177]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  711.979009][T14177]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  711.979011][T14177]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  711.979012][T14177]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  711.979013][T14177]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  711.979016][T14177]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  711.979017][T14177]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  711.979019][T14177]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  711.979021][T14177]  ? ____sys_sendmsg (net/socket.c:2713)
[  711.979023][T14177]  ? ___sys_sendmsg (net/socket.c:2767)
[  711.979024][T14177]  ? __sys_sendmsg (net/socket.c:2799)
[  711.979026][T14177]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  711.979028][T14177]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.979030][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979032][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.979033][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979034][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979035][T14177]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  711.979037][T14177]  ? __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)
[  711.979038][T14177]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  711.979039][T14177]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  711.979041][T14177]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  711.979041][T14177]  ? nla_get_range_signed (lib/nlattr.c:270)
[  711.979045][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979046][T14177]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  711.979048][T14177]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  711.979050][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979051][T14177]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  711.979052][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.979054][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979055][T14177]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  711.979058][T14177]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  711.979059][T14177]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  711.979060][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979061][T14177]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  711.979065][T14177]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  711.979067][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979068][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.979070][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979071][T14177]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  711.979073][T14177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  711.979074][T14177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  711.979076][T14177]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  711.979077][T14177]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  711.979079][T14177]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  711.979081][T14177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  711.979083][T14177]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.979084][T14177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  711.979086][T14177]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  711.979089][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979090][T14177]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  711.979092][T14177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  711.979094][T14177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  711.979096][T14177]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.979098][T14177]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  711.979100][T14177]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  711.979102][T14177]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  711.979104][T14177]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  711.979105][T14177]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  711.979109][T14177]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  711.979110][T14177]  ____sys_sendmsg (net/socket.c:2713)
[  711.979112][T14177]  ? copy_msghdr_from_user (net/socket.c:2650)
[  711.979114][T14177]  ? sock_write_iter (net/socket.c:1269)
[  711.979115][T14177]  ? move_addr_to_kernel (net/socket.c:258)
[  711.979117][T14177]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  711.979119][T14177]  ___sys_sendmsg (net/socket.c:2767)
[  711.979121][T14177]  ? copy_msghdr_from_user (net/socket.c:2619)
[  711.979126][T14177]  __sys_sendmsg (net/socket.c:2799)
[  711.979128][T14177]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  711.979130][T14177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  711.979132][T14177]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  711.979134][T14177]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  711.979139][T14177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  711.979141][T14177] RIP: 0033:0x7fba624bf54e
[  711.979143][T14177] 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
[  711.979145][T14177] RSP: 002b:00007ffd54bd4f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  711.979148][T14177] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fba624bf54e
[  711.979150][T14177] RDX: 0000000000000000 RSI: 00007ffd54bd4fd0 RDI: 0000000000000005
[  711.979151][T14177] RBP: 00007ffd54bd4f30 R08: 0000000000000000 R09: 0000000000000000
[  711.979152][T14177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea7d
[  711.979153][T14177] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd54bd56a0
| [  720.762715][T14347] softirqs last disabled at (0): 0x0
| [  720.762717][T14347] Preemption disabled at:
| [  720.762718][T14347] vprintk_emit (kernel/printk/printk.c:2471)
| [  720.762728][T14347] Tainted: [W]=WARN
[  720.762729][T14347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  720.762731][T14347] Call Trace:
[  720.762732][T14347]  <TASK>
[  720.762734][T14347]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  720.762739][T14347]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  720.762741][T14347]  __might_resched.cold (kernel/sched/core.c:9234)
[  720.762745][T14347]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  720.762749][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762751][T14347]  __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))
[  720.762754][T14347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  720.762757][T14347]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  720.762762][T14347]  ? 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)
[  720.762764][T14347]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  720.762766][T14347]  put_chars (drivers/char/virtio_console.c:1176)
[  720.762768][T14347]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  720.762770][T14347]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  720.762772][T14347]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  720.762774][T14347]  ? pointer (lib/vsprintf.c:2577)
[  720.762778][T14347]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  720.762782][T14347]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  720.762784][T14347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  720.762786][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762789][T14347]  console_emit_next_record (kernel/printk/printk.c:3183)
[  720.762791][T14347]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  720.762793][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762794][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762795][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762797][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762798][T14347]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  720.762800][T14347]  console_flush_one_record (kernel/printk/printk.c:3268)
[  720.762803][T14347]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  720.762806][T14347]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  720.762808][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762809][T14347]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  720.762811][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762812][T14347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  720.762814][T14347]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  720.762815][T14347]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  720.762817][T14347]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  720.762819][T14347]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  720.762820][T14347]  vprintk_emit (kernel/printk/printk.c:2479)
[  720.762822][T14347]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  720.762823][T14347]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  720.762826][T14347]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  720.762829][T14347]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  720.762831][T14347]  _printk (kernel/printk/printk.c:2504)
[  720.762834][T14347]  ? snapshot_read.cold (user.c:?)
[  720.762836][T14347]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  720.762838][T14347]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  720.762842][T14347]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  720.762844][T14347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  720.762847][T14347]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  720.762850][T14347]  ? netdev_notice (net/core/dev.c:13194)
[  720.762852][T14347]  ? 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)
[  720.762853][T14347]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  720.762856][T14347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  720.762857][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762858][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762860][T14347]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  720.762861][T14347]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  720.762863][T14347]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  720.762864][T14347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  720.762865][T14347]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  720.762867][T14347]  ? register_netdev (net/core/dev.c:11618)
[  720.762868][T14347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  720.762870][T14347]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  720.762873][T14347]  ? __kernel_text_address (kernel/extable.c:79)
[  720.762875][T14347]  ? write_profile (profile.c:?)
[  720.762878][T14347]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  720.762882][T14347]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  720.762883][T14347]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  720.762885][T14347]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  720.762886][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762887][T14347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  720.762891][T14347]  ? kasan_save_stack (mm/kasan/common.c:58)
[  720.762893][T14347]  ? kasan_save_stack (mm/kasan/common.c:57)
[  720.762894][T14347]  ? kasan_save_track (mm/kasan/common.c:78)
[  720.762895][T14347]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  720.762896][T14347]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  720.762897][T14347]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  720.762898][T14347]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  720.762900][T14347]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  720.762903][T14347]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  720.762904][T14347]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  720.762906][T14347]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  720.762908][T14347]  ? ____sys_sendmsg (net/socket.c:2713)
[  720.762910][T14347]  ? ___sys_sendmsg (net/socket.c:2767)
[  720.762911][T14347]  ? __sys_sendmsg (net/socket.c:2799)
[  720.762913][T14347]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  720.762915][T14347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  720.762918][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762920][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762921][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762922][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762923][T14347]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  720.762925][T14347]  ? __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)
[  720.762926][T14347]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  720.762927][T14347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  720.762929][T14347]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  720.762930][T14347]  ? nla_get_range_signed (lib/nlattr.c:270)
[  720.762933][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762935][T14347]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  720.762937][T14347]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  720.762939][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762940][T14347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  720.762941][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762943][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762944][T14347]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  720.762947][T14347]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  720.762948][T14347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  720.762950][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762951][T14347]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  720.762954][T14347]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  720.762957][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762958][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762959][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762960][T14347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  720.762962][T14347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  720.762964][T14347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  720.762965][T14347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  720.762966][T14347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  720.762969][T14347]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  720.762971][T14347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  720.762972][T14347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  720.762974][T14347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  720.762975][T14347]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  720.762978][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.762980][T14347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  720.762982][T14347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  720.762984][T14347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  720.762986][T14347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  720.762988][T14347]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  720.762990][T14347]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  720.762992][T14347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  720.762994][T14347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  720.762995][T14347]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  720.762998][T14347]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  720.763000][T14347]  ____sys_sendmsg (net/socket.c:2713)
[  720.763002][T14347]  ? copy_msghdr_from_user (net/socket.c:2650)
[  720.763004][T14347]  ? sock_write_iter (net/socket.c:1269)
[  720.763005][T14347]  ? move_addr_to_kernel (net/socket.c:258)
[  720.763007][T14347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  720.763010][T14347]  ___sys_sendmsg (net/socket.c:2767)
[  720.763011][T14347]  ? copy_msghdr_from_user (net/socket.c:2619)
[  720.763016][T14347]  __sys_sendmsg (net/socket.c:2799)
[  720.763018][T14347]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  720.763021][T14347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  720.763023][T14347]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  720.763024][T14347]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  720.763026][T14347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  720.763028][T14347] RIP: 0033:0x7fc3fb14354e
[  720.763030][T14347] 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
[  720.763032][T14347] RSP: 002b:00007ffcb36ec210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  720.763035][T14347] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc3fb14354e
[  720.763037][T14347] RDX: 0000000000000000 RSI: 00007ffcb36ec2c0 RDI: 0000000000000005
[  720.763038][T14347] RBP: 00007ffcb36ec220 R08: 0000000000000000 R09: 0000000000000000
[  720.763039][T14347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea86
[  720.763040][T14347] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb36ec990
| [  729.612595][T14518] softirqs last disabled at (0): 0x0
| [  729.612597][T14518] Preemption disabled at:
| [  729.612597][T14518] vprintk_emit (kernel/printk/printk.c:2471)
| [  729.612607][T14518] Tainted: [W]=WARN
[  729.612608][T14518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  729.612610][T14518] Call Trace:
[  729.612612][T14518]  <TASK>
[  729.612613][T14518]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  729.612618][T14518]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  729.612620][T14518]  __might_resched.cold (kernel/sched/core.c:9234)
[  729.612624][T14518]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  729.612627][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612630][T14518]  __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))
[  729.612633][T14518]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.612636][T14518]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  729.612645][T14518]  ? 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)
[  729.612647][T14518]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  729.612650][T14518]  put_chars (drivers/char/virtio_console.c:1176)
[  729.612651][T14518]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  729.612652][T14518]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  729.612655][T14518]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  729.612657][T14518]  ? pointer (lib/vsprintf.c:2577)
[  729.612661][T14518]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  729.612665][T14518]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  729.612667][T14518]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.612669][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612672][T14518]  console_emit_next_record (kernel/printk/printk.c:3183)
[  729.612674][T14518]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  729.612676][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612678][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612678][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612680][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612682][T14518]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  729.612683][T14518]  console_flush_one_record (kernel/printk/printk.c:3268)
[  729.612686][T14518]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  729.612689][T14518]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  729.612690][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612692][T14518]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  729.612694][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612695][T14518]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.612696][T14518]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  729.612698][T14518]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  729.612699][T14518]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  729.612701][T14518]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  729.612703][T14518]  vprintk_emit (kernel/printk/printk.c:2479)
[  729.612705][T14518]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  729.612706][T14518]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  729.612708][T14518]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  729.612712][T14518]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  729.612714][T14518]  _printk (kernel/printk/printk.c:2504)
[  729.612717][T14518]  ? snapshot_read.cold (user.c:?)
[  729.612719][T14518]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  729.612721][T14518]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  729.612725][T14518]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  729.612727][T14518]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  729.612730][T14518]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  729.612732][T14518]  ? netdev_notice (net/core/dev.c:13194)
[  729.612734][T14518]  ? 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)
[  729.612736][T14518]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  729.612739][T14518]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  729.612740][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612741][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612742][T14518]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  729.612744][T14518]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  729.612745][T14518]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  729.612747][T14518]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  729.612748][T14518]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  729.612750][T14518]  ? register_netdev (net/core/dev.c:11618)
[  729.612751][T14518]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.612753][T14518]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  729.612755][T14518]  ? __kernel_text_address (kernel/extable.c:79)
[  729.612758][T14518]  ? write_profile (profile.c:?)
[  729.612761][T14518]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  729.612764][T14518]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  729.612766][T14518]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  729.612767][T14518]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  729.612768][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612769][T14518]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  729.612773][T14518]  ? kasan_save_stack (mm/kasan/common.c:58)
[  729.612775][T14518]  ? kasan_save_stack (mm/kasan/common.c:57)
[  729.612776][T14518]  ? kasan_save_track (mm/kasan/common.c:78)
[  729.612777][T14518]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  729.612778][T14518]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  729.612779][T14518]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  729.612780][T14518]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  729.612782][T14518]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  729.612785][T14518]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  729.612786][T14518]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  729.612788][T14518]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  729.612790][T14518]  ? ____sys_sendmsg (net/socket.c:2713)
[  729.612792][T14518]  ? ___sys_sendmsg (net/socket.c:2767)
[  729.612793][T14518]  ? __sys_sendmsg (net/socket.c:2799)
[  729.612795][T14518]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  729.612797][T14518]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  729.612800][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612801][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612803][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612804][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612805][T14518]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  729.612806][T14518]  ? __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)
[  729.612808][T14518]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  729.612809][T14518]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  729.612811][T14518]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  729.612812][T14518]  ? nla_get_range_signed (lib/nlattr.c:270)
[  729.612815][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612816][T14518]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  729.612818][T14518]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  729.612820][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612821][T14518]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  729.612823][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612824][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612826][T14518]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  729.612828][T14518]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  729.612829][T14518]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  729.612831][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612832][T14518]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  729.612835][T14518]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  729.612838][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612839][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612840][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612842][T14518]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  729.612843][T14518]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  729.612845][T14518]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  729.612846][T14518]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  729.612847][T14518]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  729.612850][T14518]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  729.612852][T14518]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  729.612853][T14518]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.612855][T14518]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  729.612856][T14518]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  729.612859][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612861][T14518]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  729.612863][T14518]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  729.612865][T14518]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  729.612867][T14518]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  729.612869][T14518]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  729.612871][T14518]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  729.612872][T14518]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  729.612874][T14518]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  729.612875][T14518]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  729.612878][T14518]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  729.612880][T14518]  ____sys_sendmsg (net/socket.c:2713)
[  729.612882][T14518]  ? copy_msghdr_from_user (net/socket.c:2650)
[  729.612884][T14518]  ? sock_write_iter (net/socket.c:1269)
[  729.612885][T14518]  ? move_addr_to_kernel (net/socket.c:258)
[  729.612887][T14518]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  729.612889][T14518]  ___sys_sendmsg (net/socket.c:2767)
[  729.612891][T14518]  ? copy_msghdr_from_user (net/socket.c:2619)
[  729.612896][T14518]  __sys_sendmsg (net/socket.c:2799)
[  729.612898][T14518]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  729.612901][T14518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  729.612902][T14518]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  729.612904][T14518]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  729.612906][T14518]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  729.612908][T14518] RIP: 0033:0x7fcea509054e
[  729.612910][T14518] 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
[  729.612912][T14518] RSP: 002b:00007ffdc6d92600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  729.612915][T14518] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fcea509054e
[  729.612917][T14518] RDX: 0000000000000000 RSI: 00007ffdc6d926b0 RDI: 0000000000000005
[  729.612918][T14518] RBP: 00007ffdc6d92610 R08: 0000000000000000 R09: 0000000000000000
[  729.612919][T14518] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea8f
[  729.612919][T14518] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc6d92d80
| [  738.458698][T14689] softirqs last disabled at (0): 0x0
| [  738.458700][T14689] Preemption disabled at:
| [  738.458701][T14689] vprintk_emit (kernel/printk/printk.c:2471)
| [  738.458711][T14689] Tainted: [W]=WARN
[  738.458712][T14689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  738.458714][T14689] Call Trace:
[  738.458716][T14689]  <TASK>
[  738.458717][T14689]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  738.458722][T14689]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  738.458724][T14689]  __might_resched.cold (kernel/sched/core.c:9234)
[  738.458728][T14689]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  738.458732][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458734][T14689]  __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))
[  738.458737][T14689]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  738.458740][T14689]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  738.458745][T14689]  ? 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)
[  738.458747][T14689]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  738.458750][T14689]  put_chars (drivers/char/virtio_console.c:1176)
[  738.458752][T14689]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  738.458753][T14689]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  738.458756][T14689]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  738.458758][T14689]  ? pointer (lib/vsprintf.c:2577)
[  738.458761][T14689]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  738.458766][T14689]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  738.458767][T14689]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  738.458769][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458772][T14689]  console_emit_next_record (kernel/printk/printk.c:3183)
[  738.458774][T14689]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  738.458776][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458777][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458778][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458779][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458781][T14689]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  738.458783][T14689]  console_flush_one_record (kernel/printk/printk.c:3268)
[  738.458786][T14689]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  738.458788][T14689]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  738.458790][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458792][T14689]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  738.458794][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458795][T14689]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  738.458796][T14689]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  738.458798][T14689]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  738.458799][T14689]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  738.458801][T14689]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  738.458803][T14689]  vprintk_emit (kernel/printk/printk.c:2479)
[  738.458805][T14689]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  738.458806][T14689]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  738.458808][T14689]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  738.458811][T14689]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  738.458814][T14689]  _printk (kernel/printk/printk.c:2504)
[  738.458817][T14689]  ? snapshot_read.cold (user.c:?)
[  738.458819][T14689]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  738.458821][T14689]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  738.458824][T14689]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  738.458826][T14689]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  738.458829][T14689]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  738.458831][T14689]  ? netdev_notice (net/core/dev.c:13194)
[  738.458833][T14689]  ? 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)
[  738.458835][T14689]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  738.458837][T14689]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  738.458839][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458840][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458841][T14689]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  738.458842][T14689]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  738.458844][T14689]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  738.458845][T14689]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  738.458847][T14689]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  738.458848][T14689]  ? register_netdev (net/core/dev.c:11618)
[  738.458850][T14689]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  738.458852][T14689]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  738.458854][T14689]  ? __kernel_text_address (kernel/extable.c:79)
[  738.458856][T14689]  ? write_profile (profile.c:?)
[  738.458859][T14689]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  738.458863][T14689]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  738.458864][T14689]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  738.458866][T14689]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  738.458867][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458868][T14689]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  738.458872][T14689]  ? kasan_save_stack (mm/kasan/common.c:58)
[  738.458873][T14689]  ? kasan_save_stack (mm/kasan/common.c:57)
[  738.458874][T14689]  ? kasan_save_track (mm/kasan/common.c:78)
[  738.458876][T14689]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  738.458877][T14689]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  738.458878][T14689]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  738.458879][T14689]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  738.458880][T14689]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  738.458883][T14689]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  738.458884][T14689]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  738.458886][T14689]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  738.458888][T14689]  ? ____sys_sendmsg (net/socket.c:2713)
[  738.458890][T14689]  ? ___sys_sendmsg (net/socket.c:2767)
[  738.458891][T14689]  ? __sys_sendmsg (net/socket.c:2799)
[  738.458893][T14689]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  738.458895][T14689]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  738.458898][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458899][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458900][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458901][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458903][T14689]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  738.458904][T14689]  ? __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)
[  738.458905][T14689]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  738.458907][T14689]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  738.458908][T14689]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  738.458909][T14689]  ? nla_get_range_signed (lib/nlattr.c:270)
[  738.458912][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458914][T14689]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  738.458916][T14689]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  738.458918][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458919][T14689]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  738.458920][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458921][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458923][T14689]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  738.458925][T14689]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  738.458927][T14689]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  738.458928][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458929][T14689]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  738.458933][T14689]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  738.458935][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458936][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458938][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458939][T14689]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  738.458940][T14689]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  738.458942][T14689]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  738.458943][T14689]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  738.458945][T14689]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  738.458947][T14689]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  738.458949][T14689]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  738.458950][T14689]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  738.458952][T14689]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  738.458954][T14689]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  738.458957][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.458958][T14689]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  738.458960][T14689]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  738.458962][T14689]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  738.458964][T14689]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  738.458966][T14689]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  738.458968][T14689]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  738.458970][T14689]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  738.458971][T14689]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  738.458973][T14689]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  738.458976][T14689]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  738.458978][T14689]  ____sys_sendmsg (net/socket.c:2713)
[  738.458979][T14689]  ? copy_msghdr_from_user (net/socket.c:2650)
[  738.458981][T14689]  ? sock_write_iter (net/socket.c:1269)
[  738.458983][T14689]  ? move_addr_to_kernel (net/socket.c:258)
[  738.458984][T14689]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  738.458987][T14689]  ___sys_sendmsg (net/socket.c:2767)
[  738.458989][T14689]  ? copy_msghdr_from_user (net/socket.c:2619)
[  738.458993][T14689]  __sys_sendmsg (net/socket.c:2799)
[  738.458995][T14689]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  738.458998][T14689]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[  738.459000][T14689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  738.459002][T14689]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  738.459003][T14689]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  738.459005][T14689]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  738.459007][T14689] RIP: 0033:0x7f052a74a54e
[  738.459009][T14689] 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
[  738.459011][T14689] RSP: 002b:00007ffdfc2417a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  738.459014][T14689] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f052a74a54e
[  738.459016][T14689] RDX: 0000000000000000 RSI: 00007ffdfc241850 RDI: 0000000000000005
[  738.459017][T14689] RBP: 00007ffdfc2417b0 R08: 0000000000000000 R09: 0000000000000000
[  738.459018][T14689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ea98
[  738.459019][T14689] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfc241f20
| [  747.286724][T14861] softirqs last disabled at (0): 0x0
| [  747.286726][T14861] Preemption disabled at:
| [  747.286727][T14861] vprintk_emit (kernel/printk/printk.c:2471)
| [  747.286736][T14861] Tainted: [W]=WARN
[  747.286737][T14861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  747.286738][T14861] Call Trace:
[  747.286740][T14861]  <TASK>
[  747.286741][T14861]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  747.286746][T14861]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  747.286748][T14861]  __might_resched.cold (kernel/sched/core.c:9234)
[  747.286752][T14861]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  747.286756][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286758][T14861]  __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))
[  747.286761][T14861]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  747.286764][T14861]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  747.286769][T14861]  ? 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)
[  747.286771][T14861]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  747.286773][T14861]  put_chars (drivers/char/virtio_console.c:1176)
[  747.286775][T14861]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  747.286776][T14861]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  747.286779][T14861]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  747.286781][T14861]  ? pointer (lib/vsprintf.c:2577)
[  747.286784][T14861]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  747.286789][T14861]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  747.286791][T14861]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  747.286793][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286795][T14861]  console_emit_next_record (kernel/printk/printk.c:3183)
[  747.286798][T14861]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  747.286800][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286801][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286802][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286803][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286805][T14861]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  747.286807][T14861]  console_flush_one_record (kernel/printk/printk.c:3268)
[  747.286810][T14861]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  747.286812][T14861]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  747.286814][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286816][T14861]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  747.286818][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286819][T14861]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  747.286820][T14861]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  747.286822][T14861]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  747.286823][T14861]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  747.286825][T14861]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  747.286827][T14861]  vprintk_emit (kernel/printk/printk.c:2479)
[  747.286828][T14861]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  747.286830][T14861]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  747.286832][T14861]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  747.286835][T14861]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  747.286837][T14861]  _printk (kernel/printk/printk.c:2504)
[  747.286840][T14861]  ? snapshot_read.cold (user.c:?)
[  747.286842][T14861]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  747.286844][T14861]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  747.286848][T14861]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  747.286850][T14861]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  747.286855][T14861]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  747.286858][T14861]  ? netdev_notice (net/core/dev.c:13194)
[  747.286860][T14861]  ? 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)
[  747.286861][T14861]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  747.286864][T14861]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  747.286866][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286867][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286868][T14861]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  747.286869][T14861]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  747.286871][T14861]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  747.286872][T14861]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  747.286874][T14861]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  747.286876][T14861]  ? register_netdev (net/core/dev.c:11618)
[  747.286877][T14861]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  747.286879][T14861]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  747.286882][T14861]  ? __kernel_text_address (kernel/extable.c:79)
[  747.286885][T14861]  ? write_profile (profile.c:?)
[  747.286888][T14861]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  747.286891][T14861]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  747.286893][T14861]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  747.286895][T14861]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  747.286896][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286897][T14861]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  747.286901][T14861]  ? kasan_save_stack (mm/kasan/common.c:58)
[  747.286902][T14861]  ? kasan_save_stack (mm/kasan/common.c:57)
[  747.286904][T14861]  ? kasan_save_track (mm/kasan/common.c:78)
[  747.286905][T14861]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  747.286906][T14861]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  747.286907][T14861]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  747.286908][T14861]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  747.286910][T14861]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  747.286912][T14861]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  747.286914][T14861]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  747.286915][T14861]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  747.286918][T14861]  ? ____sys_sendmsg (net/socket.c:2713)
[  747.286919][T14861]  ? ___sys_sendmsg (net/socket.c:2767)
[  747.286921][T14861]  ? __sys_sendmsg (net/socket.c:2799)
[  747.286923][T14861]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  747.286925][T14861]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  747.286928][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286929][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286930][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286931][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286932][T14861]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  747.286934][T14861]  ? __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)
[  747.286935][T14861]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  747.286936][T14861]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  747.286938][T14861]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  747.286939][T14861]  ? nla_get_range_signed (lib/nlattr.c:270)
[  747.286942][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286943][T14861]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  747.286945][T14861]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  747.286947][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286949][T14861]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  747.286950][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286951][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286953][T14861]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  747.286955][T14861]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  747.286956][T14861]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  747.286958][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286959][T14861]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  747.286962][T14861]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  747.286965][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286966][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.286967][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286968][T14861]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  747.286970][T14861]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  747.286972][T14861]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  747.286973][T14861]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  747.286974][T14861]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  747.286977][T14861]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  747.286979][T14861]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  747.286980][T14861]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  747.286982][T14861]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  747.286983][T14861]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  747.286987][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.286988][T14861]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  747.286990][T14861]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  747.286992][T14861]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  747.286994][T14861]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  747.286996][T14861]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  747.286998][T14861]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  747.287000][T14861]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  747.287001][T14861]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  747.287003][T14861]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  747.287006][T14861]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  747.287008][T14861]  ____sys_sendmsg (net/socket.c:2713)
[  747.287009][T14861]  ? copy_msghdr_from_user (net/socket.c:2650)
[  747.287011][T14861]  ? sock_write_iter (net/socket.c:1269)
[  747.287013][T14861]  ? move_addr_to_kernel (net/socket.c:258)
[  747.287014][T14861]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  747.287017][T14861]  ___sys_sendmsg (net/socket.c:2767)
[  747.287018][T14861]  ? copy_msghdr_from_user (net/socket.c:2619)
[  747.287023][T14861]  __sys_sendmsg (net/socket.c:2799)
[  747.287025][T14861]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  747.287028][T14861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  747.287029][T14861]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  747.287031][T14861]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  747.287033][T14861]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  747.287035][T14861] RIP: 0033:0x7fb07615c54e
[  747.287036][T14861] 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
[  747.287038][T14861] RSP: 002b:00007ffed141daa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  747.287042][T14861] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb07615c54e
[  747.287043][T14861] RDX: 0000000000000000 RSI: 00007ffed141db50 RDI: 0000000000000005
[  747.287044][T14861] RBP: 00007ffed141dab0 R08: 0000000000000000 R09: 0000000000000000
[  747.287045][T14861] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eaa1
[  747.287046][T14861] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed141e220
| [  756.266751][T15032] softirqs last disabled at (0): 0x0
| [  756.266753][T15032] Preemption disabled at:
| [  756.266754][T15032] vprintk_emit (kernel/printk/printk.c:2471)
| [  756.266764][T15032] Tainted: [W]=WARN
[  756.266765][T15032] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  756.266767][T15032] Call Trace:
[  756.266769][T15032]  <TASK>
[  756.266770][T15032]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  756.266775][T15032]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  756.266777][T15032]  __might_resched.cold (kernel/sched/core.c:9234)
[  756.266781][T15032]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  756.266784][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266787][T15032]  __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))
[  756.266790][T15032]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  756.266793][T15032]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  756.266798][T15032]  ? 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)
[  756.266800][T15032]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  756.266803][T15032]  put_chars (drivers/char/virtio_console.c:1176)
[  756.266804][T15032]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  756.266805][T15032]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  756.266808][T15032]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  756.266810][T15032]  ? pointer (lib/vsprintf.c:2577)
[  756.266813][T15032]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  756.266818][T15032]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  756.266820][T15032]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  756.266822][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266825][T15032]  console_emit_next_record (kernel/printk/printk.c:3183)
[  756.266827][T15032]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  756.266829][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266831][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266831][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266832][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266834][T15032]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  756.266836][T15032]  console_flush_one_record (kernel/printk/printk.c:3268)
[  756.266839][T15032]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  756.266841][T15032]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  756.266843][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266845][T15032]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  756.266847][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266848][T15032]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  756.266849][T15032]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  756.266851][T15032]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  756.266852][T15032]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  756.266854][T15032]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  756.266855][T15032]  vprintk_emit (kernel/printk/printk.c:2479)
[  756.266857][T15032]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  756.266858][T15032]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  756.266861][T15032]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  756.266864][T15032]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  756.266866][T15032]  _printk (kernel/printk/printk.c:2504)
[  756.266869][T15032]  ? snapshot_read.cold (user.c:?)
[  756.266871][T15032]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  756.266873][T15032]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  756.266877][T15032]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  756.266879][T15032]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  756.266882][T15032]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  756.266884][T15032]  ? netdev_notice (net/core/dev.c:13194)
[  756.266886][T15032]  ? 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)
[  756.266888][T15032]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  756.266891][T15032]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  756.266892][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266893][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266894][T15032]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  756.266896][T15032]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  756.266897][T15032]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  756.266898][T15032]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  756.266900][T15032]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  756.266901][T15032]  ? register_netdev (net/core/dev.c:11618)
[  756.266903][T15032]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  756.266905][T15032]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  756.266907][T15032]  ? __kernel_text_address (kernel/extable.c:79)
[  756.266910][T15032]  ? write_profile (profile.c:?)
[  756.266913][T15032]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  756.266916][T15032]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  756.266918][T15032]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  756.266920][T15032]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  756.266921][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266922][T15032]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  756.266926][T15032]  ? kasan_save_stack (mm/kasan/common.c:58)
[  756.266927][T15032]  ? kasan_save_stack (mm/kasan/common.c:57)
[  756.266928][T15032]  ? kasan_save_track (mm/kasan/common.c:78)
[  756.266930][T15032]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  756.266931][T15032]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  756.266932][T15032]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  756.266933][T15032]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  756.266934][T15032]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  756.266937][T15032]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  756.266939][T15032]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  756.266941][T15032]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  756.266943][T15032]  ? ____sys_sendmsg (net/socket.c:2713)
[  756.266945][T15032]  ? ___sys_sendmsg (net/socket.c:2767)
[  756.266946][T15032]  ? __sys_sendmsg (net/socket.c:2799)
[  756.266948][T15032]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  756.266950][T15032]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  756.266953][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266954][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266956][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266956][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266958][T15032]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  756.266959][T15032]  ? __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)
[  756.266960][T15032]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  756.266961][T15032]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  756.266963][T15032]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  756.266964][T15032]  ? nla_get_range_signed (lib/nlattr.c:270)
[  756.266967][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266969][T15032]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  756.266971][T15032]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  756.266973][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266974][T15032]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  756.266975][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266977][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266978][T15032]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  756.266980][T15032]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  756.266982][T15032]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  756.266983][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266984][T15032]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  756.266988][T15032]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  756.266990][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266991][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.266993][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.266994][T15032]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  756.266995][T15032]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  756.266997][T15032]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  756.266998][T15032]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  756.267000][T15032]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  756.267002][T15032]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  756.267004][T15032]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  756.267005][T15032]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  756.267007][T15032]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  756.267008][T15032]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  756.267012][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.267013][T15032]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  756.267015][T15032]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  756.267017][T15032]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  756.267019][T15032]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  756.267021][T15032]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  756.267023][T15032]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  756.267025][T15032]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  756.267026][T15032]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  756.267028][T15032]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  756.267031][T15032]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  756.267033][T15032]  ____sys_sendmsg (net/socket.c:2713)
[  756.267035][T15032]  ? copy_msghdr_from_user (net/socket.c:2650)
[  756.267036][T15032]  ? sock_write_iter (net/socket.c:1269)
[  756.267038][T15032]  ? move_addr_to_kernel (net/socket.c:258)
[  756.267039][T15032]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  756.267042][T15032]  ___sys_sendmsg (net/socket.c:2767)
[  756.267044][T15032]  ? copy_msghdr_from_user (net/socket.c:2619)
[  756.267049][T15032]  __sys_sendmsg (net/socket.c:2799)
[  756.267051][T15032]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  756.267053][T15032]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  756.267055][T15032]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  756.267057][T15032]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  756.267059][T15032]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  756.267060][T15032] RIP: 0033:0x7fc0b8ace54e
[  756.267062][T15032] 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
[  756.267064][T15032] RSP: 002b:00007ffdfa476d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  756.267068][T15032] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc0b8ace54e
[  756.267069][T15032] RDX: 0000000000000000 RSI: 00007ffdfa476e10 RDI: 0000000000000005
[  756.267070][T15032] RBP: 00007ffdfa476d70 R08: 0000000000000000 R09: 0000000000000000
[  756.267071][T15032] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eaaa
[  756.267072][T15032] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfa4774e0
| [  765.136124][T15203] softirqs last disabled at (0): 0x0
| [  765.136126][T15203] Preemption disabled at:
| [  765.136127][T15203] vprintk_emit (kernel/printk/printk.c:2471)
| [  765.136137][T15203] Tainted: [W]=WARN
[  765.136138][T15203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  765.136140][T15203] Call Trace:
[  765.136141][T15203]  <TASK>
[  765.136142][T15203]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  765.136148][T15203]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  765.136149][T15203]  __might_resched.cold (kernel/sched/core.c:9234)
[  765.136153][T15203]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  765.136157][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136159][T15203]  __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))
[  765.136163][T15203]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.136166][T15203]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  765.136170][T15203]  ? 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)
[  765.136172][T15203]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  765.136175][T15203]  put_chars (drivers/char/virtio_console.c:1176)
[  765.136177][T15203]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  765.136178][T15203]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  765.136180][T15203]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  765.136182][T15203]  ? pointer (lib/vsprintf.c:2577)
[  765.136186][T15203]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  765.136190][T15203]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  765.136192][T15203]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.136194][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136197][T15203]  console_emit_next_record (kernel/printk/printk.c:3183)
[  765.136199][T15203]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  765.136201][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136202][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136203][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136204][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136207][T15203]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  765.136208][T15203]  console_flush_one_record (kernel/printk/printk.c:3268)
[  765.136211][T15203]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  765.136214][T15203]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  765.136216][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136217][T15203]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  765.136219][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136220][T15203]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.136222][T15203]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  765.136223][T15203]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  765.136225][T15203]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  765.136227][T15203]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  765.136228][T15203]  vprintk_emit (kernel/printk/printk.c:2479)
[  765.136230][T15203]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  765.136231][T15203]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  765.136233][T15203]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  765.136237][T15203]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  765.136239][T15203]  _printk (kernel/printk/printk.c:2504)
[  765.136242][T15203]  ? snapshot_read.cold (user.c:?)
[  765.136244][T15203]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  765.136246][T15203]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  765.136250][T15203]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  765.136251][T15203]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.136255][T15203]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  765.136257][T15203]  ? netdev_notice (net/core/dev.c:13194)
[  765.136259][T15203]  ? 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)
[  765.136261][T15203]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  765.136263][T15203]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  765.136265][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136266][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136267][T15203]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  765.136269][T15203]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  765.136270][T15203]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  765.136271][T15203]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.136273][T15203]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  765.136274][T15203]  ? register_netdev (net/core/dev.c:11618)
[  765.136276][T15203]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.136278][T15203]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  765.136280][T15203]  ? __kernel_text_address (kernel/extable.c:79)
[  765.136282][T15203]  ? write_profile (profile.c:?)
[  765.136285][T15203]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  765.136289][T15203]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  765.136290][T15203]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  765.136292][T15203]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  765.136293][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136294][T15203]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  765.136298][T15203]  ? kasan_save_stack (mm/kasan/common.c:58)
[  765.136300][T15203]  ? kasan_save_stack (mm/kasan/common.c:57)
[  765.136301][T15203]  ? kasan_save_track (mm/kasan/common.c:78)
[  765.136306][T15203]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  765.136307][T15203]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  765.136308][T15203]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  765.136309][T15203]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  765.136311][T15203]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  765.136314][T15203]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  765.136315][T15203]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  765.136317][T15203]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  765.136319][T15203]  ? ____sys_sendmsg (net/socket.c:2713)
[  765.136321][T15203]  ? ___sys_sendmsg (net/socket.c:2767)
[  765.136322][T15203]  ? __sys_sendmsg (net/socket.c:2799)
[  765.136324][T15203]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  765.136326][T15203]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.136329][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136330][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136331][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136332][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136334][T15203]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  765.136335][T15203]  ? __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)
[  765.136336][T15203]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  765.136337][T15203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  765.136339][T15203]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  765.136340][T15203]  ? nla_get_range_signed (lib/nlattr.c:270)
[  765.136343][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136345][T15203]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  765.136347][T15203]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  765.136349][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136350][T15203]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  765.136351][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136353][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136354][T15203]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  765.136357][T15203]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  765.136358][T15203]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  765.136359][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136361][T15203]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  765.136364][T15203]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  765.136367][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136368][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136369][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136370][T15203]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  765.136372][T15203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  765.136374][T15203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  765.136375][T15203]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  765.136377][T15203]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  765.136379][T15203]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  765.136381][T15203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  765.136382][T15203]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.136384][T15203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  765.136385][T15203]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  765.136388][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136390][T15203]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  765.136392][T15203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  765.136394][T15203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  765.136396][T15203]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.136398][T15203]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  765.136400][T15203]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  765.136401][T15203]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  765.136403][T15203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  765.136405][T15203]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  765.136408][T15203]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  765.136410][T15203]  ____sys_sendmsg (net/socket.c:2713)
[  765.136411][T15203]  ? copy_msghdr_from_user (net/socket.c:2650)
[  765.136413][T15203]  ? sock_write_iter (net/socket.c:1269)
[  765.136415][T15203]  ? move_addr_to_kernel (net/socket.c:258)
[  765.136416][T15203]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  765.136419][T15203]  ___sys_sendmsg (net/socket.c:2767)
[  765.136421][T15203]  ? copy_msghdr_from_user (net/socket.c:2619)
[  765.136426][T15203]  __sys_sendmsg (net/socket.c:2799)
[  765.136428][T15203]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  765.136431][T15203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  765.136432][T15203]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  765.136434][T15203]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  765.136436][T15203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  765.136437][T15203] RIP: 0033:0x7faae127154e
[  765.136439][T15203] 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
[  765.136441][T15203] RSP: 002b:00007ffd4f7ee300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  765.136445][T15203] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007faae127154e
[  765.136446][T15203] RDX: 0000000000000000 RSI: 00007ffd4f7ee3b0 RDI: 0000000000000005
[  765.136447][T15203] RBP: 00007ffd4f7ee310 R08: 0000000000000000 R09: 0000000000000000
[  765.136448][T15203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eab3
[  765.136449][T15203] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4f7eea80
| [  774.009802][T15374] softirqs last disabled at (0): 0x0
| [  774.009804][T15374] Preemption disabled at:
| [  774.009805][T15374] vprintk_emit (kernel/printk/printk.c:2471)
| [  774.009814][T15374] Tainted: [W]=WARN
[  774.009815][T15374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  774.009817][T15374] Call Trace:
[  774.009818][T15374]  <TASK>
[  774.009820][T15374]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  774.009825][T15374]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  774.009826][T15374]  __might_resched.cold (kernel/sched/core.c:9234)
[  774.009830][T15374]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  774.009834][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009836][T15374]  __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))
[  774.009839][T15374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.009843][T15374]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  774.009848][T15374]  ? 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)
[  774.009849][T15374]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  774.009852][T15374]  put_chars (drivers/char/virtio_console.c:1176)
[  774.009854][T15374]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  774.009855][T15374]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  774.009857][T15374]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  774.009860][T15374]  ? pointer (lib/vsprintf.c:2577)
[  774.009863][T15374]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  774.009867][T15374]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  774.009869][T15374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.009871][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.009874][T15374]  console_emit_next_record (kernel/printk/printk.c:3183)
[  774.009876][T15374]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  774.009878][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009880][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009881][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009882][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.009884][T15374]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  774.009886][T15374]  console_flush_one_record (kernel/printk/printk.c:3268)
[  774.009888][T15374]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  774.009891][T15374]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  774.009893][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.009894][T15374]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  774.009896][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009897][T15374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.009898][T15374]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  774.009900][T15374]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  774.009901][T15374]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  774.009903][T15374]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  774.009905][T15374]  vprintk_emit (kernel/printk/printk.c:2479)
[  774.009907][T15374]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  774.009908][T15374]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  774.009910][T15374]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  774.009913][T15374]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  774.009916][T15374]  _printk (kernel/printk/printk.c:2504)
[  774.009918][T15374]  ? snapshot_read.cold (user.c:?)
[  774.009920][T15374]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  774.009923][T15374]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  774.009926][T15374]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  774.009928][T15374]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  774.009931][T15374]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  774.009933][T15374]  ? netdev_notice (net/core/dev.c:13194)
[  774.009935][T15374]  ? 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)
[  774.009937][T15374]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  774.009939][T15374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  774.009941][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009942][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009943][T15374]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  774.009945][T15374]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  774.009946][T15374]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  774.009947][T15374]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  774.009949][T15374]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  774.009950][T15374]  ? register_netdev (net/core/dev.c:11618)
[  774.009952][T15374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.009954][T15374]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  774.009956][T15374]  ? __kernel_text_address (kernel/extable.c:79)
[  774.009959][T15374]  ? write_profile (profile.c:?)
[  774.009961][T15374]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  774.009965][T15374]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  774.009966][T15374]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  774.009968][T15374]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  774.009969][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.009970][T15374]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  774.009974][T15374]  ? kasan_save_stack (mm/kasan/common.c:58)
[  774.009975][T15374]  ? kasan_save_stack (mm/kasan/common.c:57)
[  774.009976][T15374]  ? kasan_save_track (mm/kasan/common.c:78)
[  774.009978][T15374]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  774.009979][T15374]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  774.009980][T15374]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  774.009981][T15374]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  774.009982][T15374]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  774.009985][T15374]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  774.009987][T15374]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  774.009988][T15374]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  774.009991][T15374]  ? ____sys_sendmsg (net/socket.c:2713)
[  774.009992][T15374]  ? ___sys_sendmsg (net/socket.c:2767)
[  774.009994][T15374]  ? __sys_sendmsg (net/socket.c:2799)
[  774.009995][T15374]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  774.009998][T15374]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  774.010000][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010001][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.010003][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010004][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010005][T15374]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  774.010006][T15374]  ? __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)
[  774.010007][T15374]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  774.010009][T15374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  774.010010][T15374]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  774.010011][T15374]  ? nla_get_range_signed (lib/nlattr.c:270)
[  774.010014][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010015][T15374]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  774.010018][T15374]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  774.010019][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010021][T15374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  774.010022][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.010023][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010025][T15374]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  774.010027][T15374]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  774.010028][T15374]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  774.010030][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010031][T15374]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  774.010034][T15374]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  774.010037][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010038][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.010039][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010041][T15374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  774.010042][T15374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  774.010044][T15374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  774.010045][T15374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  774.010047][T15374]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  774.010049][T15374]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  774.010051][T15374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  774.010052][T15374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.010054][T15374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  774.010055][T15374]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  774.010058][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010060][T15374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  774.010062][T15374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  774.010064][T15374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  774.010065][T15374]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  774.010067][T15374]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  774.010069][T15374]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  774.010071][T15374]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  774.010073][T15374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  774.010074][T15374]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  774.010077][T15374]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  774.010079][T15374]  ____sys_sendmsg (net/socket.c:2713)
[  774.010081][T15374]  ? copy_msghdr_from_user (net/socket.c:2650)
[  774.010082][T15374]  ? sock_write_iter (net/socket.c:1269)
[  774.010084][T15374]  ? move_addr_to_kernel (net/socket.c:258)
[  774.010085][T15374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  774.010088][T15374]  ___sys_sendmsg (net/socket.c:2767)
[  774.010090][T15374]  ? copy_msghdr_from_user (net/socket.c:2619)
[  774.010094][T15374]  __sys_sendmsg (net/socket.c:2799)
[  774.010096][T15374]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  774.010099][T15374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  774.010100][T15374]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  774.010102][T15374]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  774.010104][T15374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  774.010105][T15374] RIP: 0033:0x7f37f1e8154e
[  774.010107][T15374] 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
[  774.010109][T15374] RSP: 002b:00007fffde19c6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  774.010113][T15374] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f37f1e8154e
[  774.010114][T15374] RDX: 0000000000000000 RSI: 00007fffde19c760 RDI: 0000000000000005
[  774.010115][T15374] RBP: 00007fffde19c6c0 R08: 0000000000000000 R09: 0000000000000000
[  774.010116][T15374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eabb
[  774.010117][T15374] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffde19ce30
| [  782.914663][T15545] softirqs last disabled at (0): 0x0
| [  782.914664][T15545] Preemption disabled at:
| [  782.914665][T15545] vprintk_emit (kernel/printk/printk.c:2471)
| [  782.914675][T15545] Tainted: [W]=WARN
[  782.914676][T15545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  782.914678][T15545] Call Trace:
[  782.914679][T15545]  <TASK>
[  782.914681][T15545]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  782.914686][T15545]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  782.914688][T15545]  __might_resched.cold (kernel/sched/core.c:9234)
[  782.914692][T15545]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  782.914695][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914698][T15545]  __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))
[  782.914700][T15545]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  782.914703][T15545]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  782.914708][T15545]  ? 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)
[  782.914710][T15545]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  782.914713][T15545]  put_chars (drivers/char/virtio_console.c:1176)
[  782.914715][T15545]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  782.914716][T15545]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  782.914718][T15545]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  782.914720][T15545]  ? pointer (lib/vsprintf.c:2577)
[  782.914724][T15545]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  782.914728][T15545]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  782.914730][T15545]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  782.914732][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914735][T15545]  console_emit_next_record (kernel/printk/printk.c:3183)
[  782.914737][T15545]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  782.914739][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914741][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914742][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914743][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914745][T15545]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  782.914746][T15545]  console_flush_one_record (kernel/printk/printk.c:3268)
[  782.914749][T15545]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  782.914751][T15545]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  782.914753][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914755][T15545]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  782.914757][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914758][T15545]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  782.914759][T15545]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  782.914761][T15545]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  782.914762][T15545]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  782.914764][T15545]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  782.914765][T15545]  vprintk_emit (kernel/printk/printk.c:2479)
[  782.914767][T15545]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  782.914768][T15545]  ? prepare_to_wait_event (kernel/sched/wait.c:318 (discriminator 7))
[  782.914771][T15545]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  782.914774][T15545]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6))
[  782.914776][T15545]  _printk (kernel/printk/printk.c:2504)
[  782.914779][T15545]  ? snapshot_read.cold (user.c:?)
[  782.914781][T15545]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3360)
[  782.914783][T15545]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  782.914786][T15545]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  782.914788][T15545]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  782.914791][T15545]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  782.914793][T15545]  ? netdev_notice (net/core/dev.c:13194)
[  782.914795][T15545]  ? 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)
[  782.914797][T15545]  ? __dev_change_net_namespace (net/core/dev.c:12342 net/core/dev.c:12883)
[  782.914800][T15545]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  782.914801][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914802][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914803][T15545]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  782.914805][T15545]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  782.914806][T15545]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  782.914808][T15545]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  782.914809][T15545]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  782.914810][T15545]  ? register_netdev (net/core/dev.c:11618)
[  782.914812][T15545]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  782.914814][T15545]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  782.914816][T15545]  ? __kernel_text_address (kernel/extable.c:79)
[  782.914819][T15545]  ? write_profile (profile.c:?)
[  782.914821][T15545]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  782.914825][T15545]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  782.914826][T15545]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  782.914828][T15545]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  782.914829][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914830][T15545]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  782.914834][T15545]  ? kasan_save_stack (mm/kasan/common.c:58)
[  782.914836][T15545]  ? kasan_save_stack (mm/kasan/common.c:57)
[  782.914837][T15545]  ? kasan_save_track (mm/kasan/common.c:78)
[  782.914838][T15545]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  782.914839][T15545]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  782.914840][T15545]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  782.914841][T15545]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  782.914843][T15545]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  782.914846][T15545]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  782.914847][T15545]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  782.914849][T15545]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  782.914851][T15545]  ? ____sys_sendmsg (net/socket.c:2713)
[  782.914853][T15545]  ? ___sys_sendmsg (net/socket.c:2767)
[  782.914854][T15545]  ? __sys_sendmsg (net/socket.c:2799)
[  782.914856][T15545]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  782.914858][T15545]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  782.914861][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914862][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914864][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914865][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914866][T15545]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  782.914867][T15545]  ? __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)
[  782.914868][T15545]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  782.914869][T15545]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  782.914871][T15545]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  782.914872][T15545]  ? nla_get_range_signed (lib/nlattr.c:270)
[  782.914875][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914877][T15545]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  782.914879][T15545]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  782.914881][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914882][T15545]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  782.914883][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914884][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914886][T15545]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  782.914888][T15545]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  782.914889][T15545]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  782.914891][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914892][T15545]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  782.914895][T15545]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  782.914898][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914899][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914900][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914901][T15545]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  782.914903][T15545]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  782.914905][T15545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  782.914906][T15545]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  782.914908][T15545]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  782.914910][T15545]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  782.914912][T15545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  782.914913][T15545]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  782.914915][T15545]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  782.914916][T15545]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  782.914919][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914921][T15545]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  782.914923][T15545]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  782.914925][T15545]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  782.914927][T15545]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  782.914928][T15545]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  782.914931][T15545]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  782.914932][T15545]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  782.914934][T15545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  782.914935][T15545]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  782.914939][T15545]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  782.914940][T15545]  ____sys_sendmsg (net/socket.c:2713)
[  782.914942][T15545]  ? copy_msghdr_from_user (net/socket.c:2650)
[  782.914944][T15545]  ? sock_write_iter (net/socket.c:1269)
[  782.914945][T15545]  ? move_addr_to_kernel (net/socket.c:258)
[  782.914947][T15545]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  782.914949][T15545]  ___sys_sendmsg (net/socket.c:2767)
[  782.914951][T15545]  ? copy_msghdr_from_user (net/socket.c:2619)
[  782.914956][T15545]  __sys_sendmsg (net/socket.c:2799)
[  782.914958][T15545]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  782.914961][T15545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  782.914962][T15545]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  782.914964][T15545]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  782.914966][T15545]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  782.914968][T15545] RIP: 0033:0x7fa4d1f5a54e
[  782.914970][T15545] 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
[  782.914971][T15545] RSP: 002b:00007ffeb8e22f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  782.914975][T15545] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa4d1f5a54e
[  782.914976][T15545] RDX: 0000000000000000 RSI: 00007ffeb8e22fc0 RDI: 0000000000000005
[  782.914977][T15545] RBP: 00007ffeb8e22f20 R08: 0000000000000000 R09: 0000000000000000
[  782.914978][T15545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eac4


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars