======================================
| [   10.906542][  T181] softirqs last disabled at (29406): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.906544][  T181] Preemption disabled at:
| [   10.906545][  T181] 0x0
| [   10.906555][  T181] Tainted: [W]=WARN
[   10.906556][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.906558][  T181] Call Trace:
[   10.906560][  T181]  <TASK>
[   10.906561][  T181]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.906567][  T181]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.906571][  T181]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.906575][  T181]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.906580][  T181]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.906583][  T181]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.906589][  T181]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.906592][  T181]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.906595][  T181]  put_chars (drivers/char/virtio_console.c:1176)
[   10.906598][  T181]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.906605][  T181]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.906612][  T181]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.906615][  T181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.906620][  T181]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.906623][  T181]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.906625][  T181]  ? 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))
[   10.906627][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906631][  T181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.906635][  T181]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.906639][  T181]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.906640][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.906646][  T181]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.906648][  T181]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.906650][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906652][  T181]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.906656][  T181]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.906657][  T181]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.906661][  T181]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.906664][  T181]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.906667][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.906671][  T181]  _printk (kernel/printk/printk.c:2504)
[   10.906674][  T181]  ? snapshot_read.cold (user.c:?)
[   10.906677][  T181]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.906680][  T181]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.906684][  T181]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.906687][  T181]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.906691][  T181]  ? exit_notify (kernel/exit.c:780)
[   10.906692][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.906696][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906699][  T181]  do_group_exit (kernel/exit.c:1151)
[   10.906702][  T181]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.906705][  T181]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.906707][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.906711][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.906714][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.906717][  T181] RIP: 0033:0x7f581012d1b8
[   10.906719][  T181] Code: Unable to access opcode bytes at 0x7f581012d18e.

Code starting with the faulting instruction
===========================================
[   10.906720][  T181] RSP: 002b:00007ffcb3de0598 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.906722][  T181] RAX: ffffffffffffffda RBX: 00007f581025df88 RCX: 00007f581012d1b8
[   10.906724][  T181] RDX: 00007f580fe77fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.906725][  T181] RBP: 00007ffcb3de05f0 R08: 0000000000000000 R09: 0000000000000050
[   10.906726][  T181] R10: 00007ffcb3de03b0 R11: 0000000000000246 R12: 0000000000000001
[   10.906726][  T181] R13: 0000000000000000 R14: 00007f581025c680 R15: 00007f581025dfa0
| [   12.743852][  T243] softirqs last disabled at (16094): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.743855][  T243] Preemption disabled at:
| [   12.743856][  T243] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.743865][  T243] Tainted: [W]=WARN
[   12.743866][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.743868][  T243] Call Trace:
[   12.743870][  T243]  <TASK>
[   12.743871][  T243]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.743876][  T243]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.743878][  T243]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.743883][  T243]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.743886][  T243]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.743892][  T243]  __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))
[   12.743895][  T243]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.743903][  T243]  ? 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)
[   12.743906][  T243]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.743910][  T243]  put_chars (drivers/char/virtio_console.c:1176)
[   12.743913][  T243]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.743916][  T243]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.743921][  T243]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.743925][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.743926][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.743931][  T243]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.743934][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.743938][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.743942][  T243]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.743945][  T243]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.743946][  T243]  ? 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))
[   12.743949][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.743951][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.743955][  T243]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.743959][  T243]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.743960][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.743966][  T243]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.743968][  T243]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.743969][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.743971][  T243]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.743975][  T243]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.743977][  T243]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.743980][  T243]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.743983][  T243]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.743985][  T243]  ? save_trace (kernel/locking/lockdep.c:589)
[   12.743990][  T243]  _printk (kernel/printk/printk.c:2504)
[   12.743993][  T243]  ? snapshot_read.cold (user.c:?)
[   12.743996][  T243]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.743999][  T243]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.744002][  T243]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.744005][  T243]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.744007][  T243]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.744009][  T243]  ? netdev_notice (net/core/dev.c:13194)
[   12.744012][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.744015][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.744018][  T243]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.744021][  T243]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.744023][  T243]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.744026][  T243]  ? 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))
[   12.744032][  T243]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.744035][  T243]  ? __kernel_text_address (kernel/extable.c:79)
[   12.744038][  T243]  ? write_profile (profile.c:?)
[   12.744042][  T243]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.744047][  T243]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.744051][  T243]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.744053][  T243]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.744055][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.744058][  T243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.744061][  T243]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.744064][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.744066][  T243]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.744069][  T243]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.744072][  T243]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.744074][  T243]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.744076][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.744078][  T243]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   12.744081][  T243]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   12.744087][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.744089][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.744091][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.744093][  T243]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.744095][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.744096][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.744098][  T243]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.744101][  T243]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.744104][  T243]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.744106][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.744109][  T243]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.744111][  T243]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.744117][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.744123][  T243]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.744128][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.744130][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.744134][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.744136][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.744139][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.744140][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.744144][  T243]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.744146][  T243]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.744150][  T243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.744151][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.744155][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.744158][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.744161][  T243]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.744163][  T243]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.744166][  T243]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.744172][  T243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.744173][  T243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.744178][  T243]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.744181][  T243]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.744184][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   12.744188][  T243]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.744192][  T243]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.744193][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.744197][  T243]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.744200][  T243]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.744205][  T243]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.744207][  T243]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.744209][  T243]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.744211][  T243]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.744218][  T243]  ___sys_sendmsg (net/socket.c:2767)
[   12.744221][  T243]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.744237][  T243]  __sys_sendmsg (net/socket.c:2799)
[   12.744240][  T243]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.744247][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.744250][  T243]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.744252][  T243]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.744256][  T243]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.744258][  T243] RIP: 0033:0x7efdc325254e
[   12.744268][  T243] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.744270][  T243] RSP: 002b:00007ffde9ce3de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.744273][  T243] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efdc325254e
[   12.744274][  T243] RDX: 0000000000000000 RSI: 00007ffde9ce3e90 RDI: 0000000000000005
[   12.744275][  T243] RBP: 00007ffde9ce3df0 R08: 0000000000000000 R09: 0000000000000000
[   12.744276][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea4
[   12.744277][  T243] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde9ce4560
| [   13.850504][  T283] softirqs last disabled at (16908): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.850507][  T283] Preemption disabled at:
| [   13.850507][  T283] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.850517][  T283] Tainted: [W]=WARN
[   13.850518][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.850519][  T283] Call Trace:
[   13.850521][  T283]  <TASK>
[   13.850523][  T283]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.850528][  T283]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.850529][  T283]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.850534][  T283]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.850538][  T283]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.850543][  T283]  __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))
[   13.850546][  T283]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.850553][  T283]  ? 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)
[   13.850556][  T283]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.850559][  T283]  put_chars (drivers/char/virtio_console.c:1176)
[   13.850562][  T283]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.850566][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.850570][  T283]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.850574][  T283]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.850578][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850580][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850585][  T283]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.850589][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850592][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.850596][  T283]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.850600][  T283]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.850601][  T283]  ? 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))
[   13.850604][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850606][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.850610][  T283]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.850614][  T283]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.850615][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850621][  T283]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.850624][  T283]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.850625][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850627][  T283]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.850631][  T283]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.850633][  T283]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.850636][  T283]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.850639][  T283]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.850641][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850643][  T283]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   13.850645][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.850650][  T283]  _printk (kernel/printk/printk.c:2504)
[   13.850653][  T283]  ? snapshot_read.cold (user.c:?)
[   13.850655][  T283]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.850658][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.850660][  T283]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.850663][  T283]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.850666][  T283]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.850669][  T283]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.850671][  T283]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.850674][  T283]  ? netdev_notice (net/core/dev.c:13194)
[   13.850677][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.850680][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.850683][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.850687][  T283]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.850689][  T283]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.850692][  T283]  ? 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))
[   13.850698][  T283]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.850701][  T283]  ? __kernel_text_address (kernel/extable.c:79)
[   13.850704][  T283]  ? write_profile (profile.c:?)
[   13.850709][  T283]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.850714][  T283]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.850719][  T283]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.850721][  T283]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.850722][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.850725][  T283]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.850728][  T283]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.850731][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.850733][  T283]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.850736][  T283]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.850739][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.850741][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.850744][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850746][  T283]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   13.850749][  T283]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   13.850755][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.850757][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.850760][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850762][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.850764][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850765][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850767][  T283]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.850770][  T283]  ? __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)
[   13.850774][  T283]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.850776][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.850780][  T283]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.850782][  T283]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.850788][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.850794][  T283]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.850800][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.850802][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850807][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.850809][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.850811][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.850813][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.850817][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.850820][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.850823][  T283]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.850824][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.850829][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.850832][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.850836][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.850837][  T283]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.850840][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.850847][  T283]  ? 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))
[   13.850849][  T283]  ? 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))
[   13.850853][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.850857][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.850860][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   13.850865][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.850869][  T283]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.850870][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.850874][  T283]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.850878][  T283]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.850883][  T283]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.850886][  T283]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.850888][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.850890][  T283]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.850898][  T283]  ___sys_sendmsg (net/socket.c:2767)
[   13.850901][  T283]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.850919][  T283]  __sys_sendmsg (net/socket.c:2799)
[   13.850922][  T283]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.850929][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.850932][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.850935][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.850939][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.850941][  T283] RIP: 0033:0x7fcdf68ba54e
[   13.850945][  T283] 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
[   13.850946][  T283] RSP: 002b:00007fff0e917010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.850949][  T283] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcdf68ba54e
[   13.850951][  T283] RDX: 0000000000000000 RSI: 00007fff0e9170c0 RDI: 0000000000000005
[   13.850951][  T283] RBP: 00007fff0e917020 R08: 0000000000000000 R09: 0000000000000000
[   13.850952][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea5
[   13.850953][  T283] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0e917790
| [   14.884336][  T291] softirqs last disabled at (17340): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.884338][  T291] Preemption disabled at:
| [   14.884339][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.884348][  T291] Tainted: [W]=WARN
[   14.884349][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.884351][  T291] Call Trace:
[   14.884353][  T291]  <TASK>
[   14.884354][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.884361][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.884363][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.884368][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.884371][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.884377][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.884379][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.884386][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.884389][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.884392][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   14.884395][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.884399][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.884402][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.884407][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.884411][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884413][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884418][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.884421][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884424][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.884428][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.884434][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.884435][  T291]  ? 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))
[   14.884438][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884440][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.884445][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.884449][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.884450][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884455][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.884458][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.884459][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884461][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.884465][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.884467][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.884470][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.884473][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.884475][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884478][  T291]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   14.884480][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.884484][  T291]  _printk (kernel/printk/printk.c:2504)
[   14.884487][  T291]  ? snapshot_read.cold (user.c:?)
[   14.884489][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.884492][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.884494][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.884496][  T291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.884500][  T291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.884502][  T291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.884505][  T291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.884508][  T291]  ? netdev_notice (net/core/dev.c:13194)
[   14.884510][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.884513][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.884516][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.884520][  T291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.884522][  T291]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.884525][  T291]  ? 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))
[   14.884531][  T291]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.884534][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   14.884537][  T291]  ? write_profile (profile.c:?)
[   14.884541][  T291]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.884547][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.884551][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.884553][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.884554][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.884557][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.884560][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.884562][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.884564][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.884567][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.884570][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.884572][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.884575][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884577][  T291]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.884580][  T291]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.884585][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.884587][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.884590][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884592][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.884593][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884595][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884597][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.884599][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.884603][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.884605][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.884608][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.884610][  T291]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.884616][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.884622][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.884627][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.884629][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884634][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.884636][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.884638][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.884640][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.884644][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.884646][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.884650][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.884651][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.884656][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.884658][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.884662][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.884664][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.884667][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.884673][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.884675][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.884679][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.884683][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.884686][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.884690][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.884694][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.884695][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.884699][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.884702][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.884707][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.884709][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.884711][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.884713][  T291]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.884721][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   14.884723][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.884740][  T291]  __sys_sendmsg (net/socket.c:2799)
[   14.884744][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.884750][  T291]  ? 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)
[   14.884754][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.884757][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.884759][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.884763][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.884765][  T291] RIP: 0033:0x7ff5c725f54e
[   14.884769][  T291] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.884771][  T291] RSP: 002b:00007ffd52a24730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.884773][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff5c725f54e
[   14.884775][  T291] RDX: 0000000000000000 RSI: 00007ffd52a247e0 RDI: 0000000000000005
[   14.884775][  T291] RBP: 00007ffd52a24740 R08: 0000000000000000 R09: 0000000000000000
[   14.884776][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea6
[   14.884777][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd52a24eb0
| [   16.074303][  T302] softirqs last disabled at (24420): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.074306][  T302] Preemption disabled at:
| [   16.074307][  T302] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.074316][  T302] Tainted: [W]=WARN
[   16.074317][  T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.074318][  T302] Call Trace:
[   16.074320][  T302]  <TASK>
[   16.074322][  T302]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.074327][  T302]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.074329][  T302]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.074333][  T302]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.074337][  T302]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.074342][  T302]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.074345][  T302]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.074351][  T302]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.074354][  T302]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.074359][  T302]  put_chars (drivers/char/virtio_console.c:1176)
[   16.074364][  T302]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.074368][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.074372][  T302]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.074377][  T302]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.074381][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074383][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074388][  T302]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.074391][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074394][  T302]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.074398][  T302]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.074402][  T302]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.074403][  T302]  ? 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))
[   16.074406][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074408][  T302]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.074412][  T302]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.074415][  T302]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.074417][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074422][  T302]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.074425][  T302]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.074426][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074428][  T302]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.074434][  T302]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.074436][  T302]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.074439][  T302]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.074442][  T302]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.074445][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074447][  T302]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   16.074449][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.074453][  T302]  _printk (kernel/printk/printk.c:2504)
[   16.074457][  T302]  ? snapshot_read.cold (user.c:?)
[   16.074458][  T302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.074462][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.074464][  T302]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.074466][  T302]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   16.074470][  T302]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   16.074472][  T302]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.074475][  T302]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.074477][  T302]  ? netdev_notice (net/core/dev.c:13194)
[   16.074480][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.074483][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.074486][  T302]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.074490][  T302]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.074492][  T302]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.074495][  T302]  ? 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))
[   16.074501][  T302]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.074503][  T302]  ? __kernel_text_address (kernel/extable.c:79)
[   16.074507][  T302]  ? write_profile (profile.c:?)
[   16.074510][  T302]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.074516][  T302]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.074520][  T302]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.074523][  T302]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.074524][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.074526][  T302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.074530][  T302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.074532][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.074534][  T302]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.074537][  T302]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.074540][  T302]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.074542][  T302]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.074545][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074547][  T302]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.074550][  T302]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.074555][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.074557][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.074560][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074562][  T302]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.074564][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074565][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074567][  T302]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.074569][  T302]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.074573][  T302]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.074575][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.074579][  T302]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.074581][  T302]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.074587][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.074592][  T302]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.074597][  T302]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.074599][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074604][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.074606][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.074609][  T302]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.074610][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.074614][  T302]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.074617][  T302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.074620][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.074621][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.074626][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.074628][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.074632][  T302]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.074633][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.074636][  T302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.074643][  T302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.074644][  T302]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.074648][  T302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.074652][  T302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.074655][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.074659][  T302]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.074663][  T302]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.074665][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.074668][  T302]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.074672][  T302]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.074676][  T302]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.074678][  T302]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.074681][  T302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.074682][  T302]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.074690][  T302]  ___sys_sendmsg (net/socket.c:2767)
[   16.074693][  T302]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.074709][  T302]  __sys_sendmsg (net/socket.c:2799)
[   16.074712][  T302]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.074718][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.074722][  T302]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.074724][  T302]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.074728][  T302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.074730][  T302] RIP: 0033:0x7f60859c654e
[   16.074734][  T302] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.074736][  T302] RSP: 002b:00007ffc8544a0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.074738][  T302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60859c654e
[   16.074740][  T302] RDX: 0000000000000000 RSI: 00007ffc8544a180 RDI: 0000000000000005
[   16.074741][  T302] RBP: 00007ffc8544a0e0 R08: 0000000000000000 R09: 0000000000000000
[   16.074741][  T302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea7
[   16.074742][  T302] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8544a850
| [   17.133474][  T310] softirqs last disabled at (19534): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.133477][  T310] Preemption disabled at:
| [   17.133477][  T310] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.133486][  T310] Tainted: [W]=WARN
[   17.133487][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.133489][  T310] Call Trace:
[   17.133491][  T310]  <TASK>
[   17.133493][  T310]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.133498][  T310]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.133500][  T310]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.133504][  T310]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.133508][  T310]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.133513][  T310]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.133516][  T310]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.133522][  T310]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.133525][  T310]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.133529][  T310]  put_chars (drivers/char/virtio_console.c:1176)
[   17.133532][  T310]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.133535][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.133539][  T310]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.133544][  T310]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.133548][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133549][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133554][  T310]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.133558][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133560][  T310]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.133565][  T310]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.133568][  T310]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.133570][  T310]  ? 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))
[   17.133572][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133574][  T310]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.133579][  T310]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.133583][  T310]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.133584][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133590][  T310]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.133592][  T310]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.133593][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133595][  T310]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.133599][  T310]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.133601][  T310]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.133604][  T310]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.133608][  T310]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.133610][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133612][  T310]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   17.133614][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.133618][  T310]  _printk (kernel/printk/printk.c:2504)
[   17.133621][  T310]  ? snapshot_read.cold (user.c:?)
[   17.133623][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.133626][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.133628][  T310]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.133630][  T310]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.133634][  T310]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.133636][  T310]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.133639][  T310]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.133641][  T310]  ? netdev_notice (net/core/dev.c:13194)
[   17.133644][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.133647][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.133650][  T310]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.133653][  T310]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.133655][  T310]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.133659][  T310]  ? 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))
[   17.133665][  T310]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.133668][  T310]  ? __kernel_text_address (kernel/extable.c:79)
[   17.133671][  T310]  ? write_profile (profile.c:?)
[   17.133675][  T310]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.133680][  T310]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.133685][  T310]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.133688][  T310]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.133689][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.133691][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.133695][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.133697][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.133699][  T310]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.133702][  T310]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.133705][  T310]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.133706][  T310]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.133709][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133711][  T310]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.133714][  T310]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.133720][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.133722][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.133724][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133726][  T310]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.133728][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133729][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133731][  T310]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.133734][  T310]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   17.133737][  T310]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.133740][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.133743][  T310]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.133745][  T310]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.133751][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.133756][  T310]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.133761][  T310]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.133763][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133768][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.133770][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.133772][  T310]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.133774][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.133778][  T310]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.133780][  T310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.133783][  T310]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.133785][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.133789][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.133791][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.133795][  T310]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.133797][  T310]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.133800][  T310]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.133806][  T310]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.133808][  T310]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.133812][  T310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.133816][  T310]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.133818][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.133823][  T310]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.133826][  T310]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.133828][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.133831][  T310]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.133835][  T310]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.133839][  T310]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.133842][  T310]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.133844][  T310]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.133846][  T310]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.133853][  T310]  ___sys_sendmsg (net/socket.c:2767)
[   17.133856][  T310]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.133872][  T310]  __sys_sendmsg (net/socket.c:2799)
[   17.133875][  T310]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.133882][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.133885][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.133888][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.133891][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.133893][  T310] RIP: 0033:0x7f50f607254e
[   17.133897][  T310] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.133899][  T310] RSP: 002b:00007ffc03d84b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.133902][  T310] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50f607254e
[   17.133903][  T310] RDX: 0000000000000000 RSI: 00007ffc03d84bb0 RDI: 0000000000000005
[   17.133904][  T310] RBP: 00007ffc03d84b10 R08: 0000000000000000 R09: 0000000000000000
[   17.133905][  T310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea8
[   17.133906][  T310] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc03d85280
| [   18.138679][  T319] softirqs last disabled at (19888): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.138681][  T319] Preemption disabled at:
| [   18.138682][  T319] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.138690][  T319] Tainted: [W]=WARN
[   18.138691][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.138693][  T319] Call Trace:
[   18.138695][  T319]  <TASK>
[   18.138696][  T319]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.138701][  T319]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.138703][  T319]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.138708][  T319]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.138711][  T319]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.138716][  T319]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.138719][  T319]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.138726][  T319]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.138729][  T319]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.138732][  T319]  put_chars (drivers/char/virtio_console.c:1176)
[   18.138735][  T319]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.138739][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.138743][  T319]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.138747][  T319]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.138751][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138753][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138758][  T319]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.138761][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138764][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.138768][  T319]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.138772][  T319]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.138773][  T319]  ? 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))
[   18.138776][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138778][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.138782][  T319]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.138786][  T319]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.138787][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138793][  T319]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.138795][  T319]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.138797][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138799][  T319]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.138803][  T319]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.138805][  T319]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.138808][  T319]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.138811][  T319]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.138813][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138815][  T319]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   18.138817][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.138822][  T319]  _printk (kernel/printk/printk.c:2504)
[   18.138825][  T319]  ? snapshot_read.cold (user.c:?)
[   18.138827][  T319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.138830][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.138832][  T319]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.138834][  T319]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.138838][  T319]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.138840][  T319]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.138843][  T319]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.138845][  T319]  ? netdev_notice (net/core/dev.c:13194)
[   18.138848][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.138851][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.138854][  T319]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.138858][  T319]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.138860][  T319]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.138863][  T319]  ? 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))
[   18.138870][  T319]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.138872][  T319]  ? __kernel_text_address (kernel/extable.c:79)
[   18.138876][  T319]  ? write_profile (profile.c:?)
[   18.138880][  T319]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.138885][  T319]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.138889][  T319]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.138892][  T319]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.138893][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.138895][  T319]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.138899][  T319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.138901][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.138903][  T319]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.138906][  T319]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.138909][  T319]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.138910][  T319]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.138913][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138915][  T319]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.138918][  T319]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.138923][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.138926][  T319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.138928][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138930][  T319]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.138932][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138933][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.138935][  T319]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.138938][  T319]  ? __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)
[   18.138941][  T319]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.138944][  T319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.138947][  T319]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.138949][  T319]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.138955][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.138960][  T319]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.138966][  T319]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.138968][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138973][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.138975][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.138977][  T319]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.138979][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.138983][  T319]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.138985][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.138989][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.138990][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.138995][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.138997][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.139001][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.139002][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.139005][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.139012][  T319]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.139013][  T319]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.139018][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.139022][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.139025][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.139029][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.139033][  T319]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.139034][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.139038][  T319]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.139041][  T319]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.139046][  T319]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.139048][  T319]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.139050][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.139052][  T319]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.139060][  T319]  ___sys_sendmsg (net/socket.c:2767)
[   18.139063][  T319]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.139079][  T319]  __sys_sendmsg (net/socket.c:2799)
[   18.139083][  T319]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.139089][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.139093][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.139095][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.139099][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.139101][  T319] RIP: 0033:0x7f17ea71054e
[   18.139105][  T319] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.139106][  T319] RSP: 002b:00007ffc733c1a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.139109][  T319] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f17ea71054e
[   18.139110][  T319] RDX: 0000000000000000 RSI: 00007ffc733c1ad0 RDI: 0000000000000005
[   18.139111][  T319] RBP: 00007ffc733c1a30 R08: 0000000000000000 R09: 0000000000000000
[   18.139112][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fea9
[   18.139113][  T319] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc733c21a0
| [   19.177248][  T327] softirqs last disabled at (21106): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   19.177250][  T327] Preemption disabled at:
| [   19.177251][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.177260][  T327] Tainted: [W]=WARN
[   19.177261][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.177262][  T327] Call Trace:
[   19.177264][  T327]  <TASK>
[   19.177266][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.177271][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.177272][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.177277][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.177280][  T327]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.177286][  T327]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.177288][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.177295][  T327]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.177298][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.177310][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   19.177313][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.177316][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.177320][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.177325][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.177328][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177330][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177335][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.177339][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177341][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.177346][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.177350][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.177351][  T327]  ? 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))
[   19.177354][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177356][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.177362][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.177367][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.177368][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177374][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.177376][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.177377][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177379][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.177383][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.177385][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.177388][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.177392][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.177394][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177396][  T327]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   19.177398][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.177403][  T327]  _printk (kernel/printk/printk.c:2504)
[   19.177406][  T327]  ? snapshot_read.cold (user.c:?)
[   19.177408][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.177411][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.177413][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.177415][  T327]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.177419][  T327]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.177421][  T327]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.177424][  T327]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.177426][  T327]  ? netdev_notice (net/core/dev.c:13194)
[   19.177431][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.177434][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.177437][  T327]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.177441][  T327]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.177443][  T327]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.177446][  T327]  ? 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))
[   19.177453][  T327]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.177455][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   19.177458][  T327]  ? write_profile (profile.c:?)
[   19.177462][  T327]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.177468][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.177472][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.177475][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.177476][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.177479][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.177483][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.177485][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.177487][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.177490][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.177493][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.177495][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.177498][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177500][  T327]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.177503][  T327]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.177508][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.177510][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.177513][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177515][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.177516][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177518][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177520][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.177523][  T327]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   19.177526][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.177529][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.177532][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.177534][  T327]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.177540][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.177546][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.177551][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.177553][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177558][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.177561][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.177563][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.177565][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.177569][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.177571][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.177574][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.177575][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.177580][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.177582][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.177586][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.177588][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.177591][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.177598][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.177599][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.177604][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.177607][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.177610][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.177615][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.177619][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.177620][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.177624][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.177627][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.177631][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.177634][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.177636][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.177638][  T327]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.177646][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   19.177648][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.177667][  T327]  __sys_sendmsg (net/socket.c:2799)
[   19.177670][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.177677][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.177680][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.177683][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.177687][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.177689][  T327] RIP: 0033:0x7f5181abb54e
[   19.177693][  T327] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.177694][  T327] RSP: 002b:00007ffdceef4f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.177697][  T327] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5181abb54e
[   19.177699][  T327] RDX: 0000000000000000 RSI: 00007ffdceef4fd0 RDI: 0000000000000005
[   19.177699][  T327] RBP: 00007ffdceef4f30 R08: 0000000000000000 R09: 0000000000000000
[   19.177700][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feaa
[   19.177701][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdceef56a0
| [   20.258148][  T335] softirqs last disabled at (21976): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.258151][  T335] Preemption disabled at:
| [   20.258152][  T335] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.258161][  T335] Tainted: [W]=WARN
[   20.258162][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.258163][  T335] Call Trace:
[   20.258165][  T335]  <TASK>
[   20.258166][  T335]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.258171][  T335]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.258173][  T335]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.258178][  T335]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.258181][  T335]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.258187][  T335]  __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))
[   20.258189][  T335]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.258196][  T335]  ? 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)
[   20.258199][  T335]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.258203][  T335]  put_chars (drivers/char/virtio_console.c:1176)
[   20.258206][  T335]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.258209][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.258213][  T335]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.258218][  T335]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.258221][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258223][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258228][  T335]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.258232][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258234][  T335]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.258239][  T335]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.258242][  T335]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.258244][  T335]  ? 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))
[   20.258246][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258248][  T335]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.258253][  T335]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.258257][  T335]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.258258][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258264][  T335]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.258266][  T335]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.258268][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258270][  T335]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.258274][  T335]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.258276][  T335]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.258279][  T335]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.258282][  T335]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.258284][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258286][  T335]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   20.258288][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.258293][  T335]  _printk (kernel/printk/printk.c:2504)
[   20.258296][  T335]  ? snapshot_read.cold (user.c:?)
[   20.258298][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.258301][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.258303][  T335]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.258306][  T335]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.258314][  T335]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.258317][  T335]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.258319][  T335]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.258322][  T335]  ? netdev_notice (net/core/dev.c:13194)
[   20.258325][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.258328][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.258331][  T335]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.258334][  T335]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.258336][  T335]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.258340][  T335]  ? 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))
[   20.258347][  T335]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.258349][  T335]  ? __kernel_text_address (kernel/extable.c:79)
[   20.258353][  T335]  ? write_profile (profile.c:?)
[   20.258358][  T335]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.258366][  T335]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.258371][  T335]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.258373][  T335]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.258374][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.258376][  T335]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.258380][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.258382][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.258384][  T335]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.258387][  T335]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.258390][  T335]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.258392][  T335]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.258395][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258397][  T335]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.258400][  T335]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.258405][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.258408][  T335]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.258410][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258412][  T335]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.258414][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258415][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258417][  T335]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.258420][  T335]  ? __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)
[   20.258423][  T335]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.258426][  T335]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.258431][  T335]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.258433][  T335]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.258439][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.258444][  T335]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.258450][  T335]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.258452][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258456][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.258459][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.258461][  T335]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.258463][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.258467][  T335]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.258469][  T335]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.258472][  T335]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.258473][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.258478][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.258480][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.258484][  T335]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.258486][  T335]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.258489][  T335]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.258495][  T335]  ? 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))
[   20.258497][  T335]  ? 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))
[   20.258501][  T335]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.258505][  T335]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.258508][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.258512][  T335]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.258516][  T335]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.258517][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.258521][  T335]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.258524][  T335]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.258529][  T335]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.258531][  T335]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.258533][  T335]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.258535][  T335]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.258542][  T335]  ___sys_sendmsg (net/socket.c:2767)
[   20.258545][  T335]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.258561][  T335]  __sys_sendmsg (net/socket.c:2799)
[   20.258565][  T335]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.258571][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.258574][  T335]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.258577][  T335]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.258581][  T335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.258583][  T335] RIP: 0033:0x7f9e13b4454e
[   20.258587][  T335] 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
[   20.258588][  T335] RSP: 002b:00007ffde3520620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.258591][  T335] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e13b4454e
[   20.258592][  T335] RDX: 0000000000000000 RSI: 00007ffde35206d0 RDI: 0000000000000005
[   20.258593][  T335] RBP: 00007ffde3520630 R08: 0000000000000000 R09: 0000000000000000
[   20.258594][  T335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feab
[   20.258595][  T335] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde3520da0
| [   21.350172][  T343] softirqs last disabled at (21522): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.350175][  T343] Preemption disabled at:
| [   21.350176][  T343] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.350185][  T343] Tainted: [W]=WARN
[   21.350186][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.350188][  T343] Call Trace:
[   21.350189][  T343]  <TASK>
[   21.350191][  T343]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.350196][  T343]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.350198][  T343]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.350203][  T343]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.350206][  T343]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.350211][  T343]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.350214][  T343]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.350220][  T343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.350223][  T343]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.350227][  T343]  put_chars (drivers/char/virtio_console.c:1176)
[   21.350230][  T343]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.350234][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.350237][  T343]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.350242][  T343]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.350246][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350248][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350253][  T343]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.350256][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350259][  T343]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.350264][  T343]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.350267][  T343]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.350268][  T343]  ? 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))
[   21.350271][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350273][  T343]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.350278][  T343]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.350282][  T343]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.350283][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350289][  T343]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.350292][  T343]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.350293][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350295][  T343]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.350299][  T343]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.350301][  T343]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.350304][  T343]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.350308][  T343]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.350310][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350312][  T343]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   21.350320][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.350325][  T343]  _printk (kernel/printk/printk.c:2504)
[   21.350328][  T343]  ? snapshot_read.cold (user.c:?)
[   21.350330][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.350333][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.350335][  T343]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.350338][  T343]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.350341][  T343]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.350344][  T343]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.350346][  T343]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.350349][  T343]  ? netdev_notice (net/core/dev.c:13194)
[   21.350352][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.350355][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.350359][  T343]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.350365][  T343]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.350367][  T343]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.350370][  T343]  ? 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))
[   21.350377][  T343]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.350379][  T343]  ? __kernel_text_address (kernel/extable.c:79)
[   21.350383][  T343]  ? write_profile (profile.c:?)
[   21.350387][  T343]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.350392][  T343]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.350398][  T343]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.350400][  T343]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.350401][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.350403][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.350407][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.350409][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.350412][  T343]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.350415][  T343]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.350417][  T343]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.350419][  T343]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.350422][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350424][  T343]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.350427][  T343]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.350434][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.350437][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.350439][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350441][  T343]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.350443][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350444][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350447][  T343]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.350450][  T343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   21.350453][  T343]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.350456][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.350459][  T343]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.350461][  T343]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.350467][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.350472][  T343]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.350478][  T343]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.350480][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350485][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.350487][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.350489][  T343]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.350491][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.350495][  T343]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.350498][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.350501][  T343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.350502][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.350507][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.350509][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.350513][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.350515][  T343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.350518][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.350524][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.350526][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.350530][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.350534][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.350537][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.350541][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.350546][  T343]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.350547][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.350550][  T343]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.350554][  T343]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.350558][  T343]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.350561][  T343]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.350563][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.350565][  T343]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.350573][  T343]  ___sys_sendmsg (net/socket.c:2767)
[   21.350576][  T343]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.350592][  T343]  __sys_sendmsg (net/socket.c:2799)
[   21.350596][  T343]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.350602][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.350606][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.350608][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.350612][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.350614][  T343] RIP: 0033:0x7f14cb63454e
[   21.350618][  T343] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.350620][  T343] RSP: 002b:00007fff045003b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.350622][  T343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f14cb63454e
[   21.350624][  T343] RDX: 0000000000000000 RSI: 00007fff04500460 RDI: 0000000000000005
[   21.350625][  T343] RBP: 00007fff045003c0 R08: 0000000000000000 R09: 0000000000000000
[   21.350625][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feac
[   21.350626][  T343] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff04500b30
| [   22.540412][  T352] softirqs last disabled at (23008): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.540416][  T352] Preemption disabled at:
| [   22.540417][  T352] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.540431][  T352] Tainted: [W]=WARN
[   22.540432][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.540434][  T352] Call Trace:
[   22.540437][  T352]  <TASK>
[   22.540439][  T352]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.540445][  T352]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.540448][  T352]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.540455][  T352]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.540460][  T352]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.540467][  T352]  __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))
[   22.540471][  T352]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.540481][  T352]  ? 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)
[   22.540485][  T352]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.540491][  T352]  put_chars (drivers/char/virtio_console.c:1176)
[   22.540495][  T352]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.540502][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.540507][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.540514][  T352]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.540519][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540522][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540531][  T352]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.540537][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540541][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.540548][  T352]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.540554][  T352]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.540556][  T352]  ? 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))
[   22.540561][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540565][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.540572][  T352]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.540579][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.540581][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540591][  T352]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.540596][  T352]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.540598][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540601][  T352]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.540608][  T352]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.540611][  T352]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.540616][  T352]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.540622][  T352]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.540626][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540629][  T352]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   22.540632][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.540639][  T352]  _printk (kernel/printk/printk.c:2504)
[   22.540644][  T352]  ? snapshot_read.cold (user.c:?)
[   22.540647][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.540652][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.540655][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.540659][  T352]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.540663][  T352]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.540668][  T352]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.540672][  T352]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.540676][  T352]  ? netdev_notice (net/core/dev.c:13194)
[   22.540681][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.540686][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.540690][  T352]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.540697][  T352]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.540701][  T352]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.540705][  T352]  ? 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))
[   22.540715][  T352]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.540719][  T352]  ? __kernel_text_address (kernel/extable.c:79)
[   22.540723][  T352]  ? write_profile (profile.c:?)
[   22.540729][  T352]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.540738][  T352]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.540745][  T352]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.540749][  T352]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.540751][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.540754][  T352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.540759][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.540763][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.540766][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.540771][  T352]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.540774][  T352]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.540777][  T352]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.540782][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540785][  T352]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.540790][  T352]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.540798][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.540801][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.540806][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540809][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.540812][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540814][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.540817][  T352]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.540822][  T352]  ? __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)
[   22.540826][  T352]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.540830][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.540836][  T352]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.540840][  T352]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.540850][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.540860][  T352]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.540870][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.540873][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540882][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.540885][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.540889][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.540892][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.540899][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.540903][  T352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.540909][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.540911][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.540919][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.540922][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.540929][  T352]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.540932][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.540937][  T352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.540949][  T352]  ? 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))
[   22.540951][  T352]  ? 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))
[   22.540959][  T352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.540966][  T352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.540972][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.540979][  T352]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.540986][  T352]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.540988][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.540994][  T352]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.540999][  T352]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.541006][  T352]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.541010][  T352]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.541014][  T352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.541016][  T352]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.541031][  T352]  ___sys_sendmsg (net/socket.c:2767)
[   22.541035][  T352]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.541061][  T352]  __sys_sendmsg (net/socket.c:2799)
[   22.541066][  T352]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.541077][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.541083][  T352]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.541086][  T352]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.541092][  T352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.541095][  T352] RIP: 0033:0x7f41b3fda54e
[   22.541100][  T352] 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
[   22.541103][  T352] RSP: 002b:00007ffe61eab0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.541107][  T352] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f41b3fda54e
[   22.541109][  T352] RDX: 0000000000000000 RSI: 00007ffe61eab190 RDI: 0000000000000005
[   22.541110][  T352] RBP: 00007ffe61eab0f0 R08: 0000000000000000 R09: 0000000000000000
[   22.541111][  T352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fead
[   22.541113][  T352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe61eab860
| [   23.618092][  T358] softirqs last disabled at (25450): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.618096][  T358] Preemption disabled at:
| [   23.618097][  T358] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.618109][  T358] Tainted: [W]=WARN
[   23.618110][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.618113][  T358] Call Trace:
[   23.618115][  T358]  <TASK>
[   23.618117][  T358]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.618124][  T358]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.618127][  T358]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.618133][  T358]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.618138][  T358]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.618146][  T358]  __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))
[   23.618150][  T358]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.618160][  T358]  ? 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)
[   23.618164][  T358]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.618170][  T358]  put_chars (drivers/char/virtio_console.c:1176)
[   23.618175][  T358]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.618181][  T358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.618186][  T358]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.618194][  T358]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.618199][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618201][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618210][  T358]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.618216][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618220][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.618228][  T358]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.618234][  T358]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.618236][  T358]  ? 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))
[   23.618241][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618245][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.618252][  T358]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.618259][  T358]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.618261][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618271][  T358]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.618276][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.618278][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618281][  T358]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.618288][  T358]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.618291][  T358]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.618297][  T358]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.618303][  T358]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.618306][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618309][  T358]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   23.618312][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.618319][  T358]  _printk (kernel/printk/printk.c:2504)
[   23.618325][  T358]  ? snapshot_read.cold (user.c:?)
[   23.618328][  T358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.618339][  T358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.618342][  T358]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.618346][  T358]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.618351][  T358]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.618355][  T358]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.618362][  T358]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.618368][  T358]  ? netdev_notice (net/core/dev.c:13194)
[   23.618372][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.618377][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.618382][  T358]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.618388][  T358]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.618392][  T358]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.618397][  T358]  ? 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))
[   23.618406][  T358]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.618411][  T358]  ? __kernel_text_address (kernel/extable.c:79)
[   23.618415][  T358]  ? write_profile (profile.c:?)
[   23.618421][  T358]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.618432][  T358]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.618440][  T358]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.618444][  T358]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.618446][  T358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.618449][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.618454][  T358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.618458][  T358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.618461][  T358]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.618466][  T358]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.618470][  T358]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.618473][  T358]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.618478][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618481][  T358]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   23.618485][  T358]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   23.618493][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.618496][  T358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.618501][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618504][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.618507][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618509][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618512][  T358]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.618517][  T358]  ? __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)
[   23.618521][  T358]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.618525][  T358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.618532][  T358]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.618535][  T358]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.618545][  T358]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.618555][  T358]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.618566][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.618569][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618578][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.618581][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.618585][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.618588][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.618595][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.618599][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.618605][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.618607][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.618616][  T358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.618619][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.618626][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.618628][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.618633][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.618645][  T358]  ? 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))
[   23.618647][  T358]  ? 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))
[   23.618655][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.618662][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.618667][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   23.618675][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.618681][  T358]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.618684][  T358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.618689][  T358]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.618695][  T358]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.618702][  T358]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.618706][  T358]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.618710][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.618712][  T358]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.618726][  T358]  ___sys_sendmsg (net/socket.c:2767)
[   23.618731][  T358]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.618763][  T358]  __sys_sendmsg (net/socket.c:2799)
[   23.618768][  T358]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.618779][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.618785][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.618789][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.618794][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.618798][  T358] RIP: 0033:0x7fec55a0454e
[   23.618803][  T358] 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
[   23.618805][  T358] RSP: 002b:00007ffeb9bc8700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.618809][  T358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fec55a0454e
[   23.618811][  T358] RDX: 0000000000000000 RSI: 00007ffeb9bc87b0 RDI: 0000000000000005
[   23.618813][  T358] RBP: 00007ffeb9bc8710 R08: 0000000000000000 R09: 0000000000000000
[   23.618814][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feae
[   23.618816][  T358] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb9bc8e80
| [   24.756744][  T365] softirqs last disabled at (16486): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.756747][  T365] Preemption disabled at:
| [   24.756748][  T365] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.756760][  T365] Tainted: [W]=WARN
[   24.756762][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.756764][  T365] Call Trace:
[   24.756766][  T365]  <TASK>
[   24.756768][  T365]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.756775][  T365]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.756778][  T365]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.756784][  T365]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.756789][  T365]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.756797][  T365]  __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))
[   24.756801][  T365]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.756810][  T365]  ? 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)
[   24.756815][  T365]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.756821][  T365]  put_chars (drivers/char/virtio_console.c:1176)
[   24.756825][  T365]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.756831][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.756836][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.756844][  T365]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.756848][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.756851][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.756859][  T365]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.756865][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.756869][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.756877][  T365]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.756883][  T365]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.756885][  T365]  ? 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))
[   24.756890][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.756893][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.756900][  T365]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.756907][  T365]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.756909][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.756920][  T365]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.756924][  T365]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.756926][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.756929][  T365]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.756936][  T365]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.756938][  T365]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.756944][  T365]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.756949][  T365]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.756952][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.756956][  T365]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   24.756959][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.756965][  T365]  _printk (kernel/printk/printk.c:2504)
[   24.756971][  T365]  ? snapshot_read.cold (user.c:?)
[   24.756973][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.756978][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.756981][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.756985][  T365]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.756990][  T365]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.756995][  T365]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.756998][  T365]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.757002][  T365]  ? netdev_notice (net/core/dev.c:13194)
[   24.757007][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.757013][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.757017][  T365]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.757024][  T365]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.757028][  T365]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.757033][  T365]  ? 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))
[   24.757042][  T365]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.757046][  T365]  ? __kernel_text_address (kernel/extable.c:79)
[   24.757050][  T365]  ? write_profile (profile.c:?)
[   24.757056][  T365]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.757065][  T365]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.757072][  T365]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.757076][  T365]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.757078][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.757081][  T365]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.757086][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.757089][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.757092][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.757097][  T365]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.757101][  T365]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.757104][  T365]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.757109][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.757112][  T365]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.757116][  T365]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.757125][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.757128][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.757133][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.757136][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.757139][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.757141][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.757144][  T365]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.757149][  T365]  ? __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)
[   24.757153][  T365]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.757157][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.757163][  T365]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.757166][  T365]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.757176][  T365]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.757186][  T365]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.757197][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.757201][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.757209][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.757213][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.757216][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.757219][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.757226][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.757230][  T365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.757236][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.757239][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.757247][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.757251][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.757257][  T365]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.757260][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.757265][  T365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.757277][  T365]  ? 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))
[   24.757279][  T365]  ? 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))
[   24.757288][  T365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.757294][  T365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.757300][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.757307][  T365]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.757315][  T365]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.757317][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.757322][  T365]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.757328][  T365]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.757335][  T365]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.757345][  T365]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.757348][  T365]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.757351][  T365]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.757369][  T365]  ___sys_sendmsg (net/socket.c:2767)
[   24.757374][  T365]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.757406][  T365]  __sys_sendmsg (net/socket.c:2799)
[   24.757411][  T365]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.757423][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.757432][  T365]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.757435][  T365]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.757441][  T365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.757444][  T365] RIP: 0033:0x7f030ba8154e
[   24.757449][  T365] 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
[   24.757452][  T365] RSP: 002b:00007ffcd76b6540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.757455][  T365] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f030ba8154e
[   24.757458][  T365] RDX: 0000000000000000 RSI: 00007ffcd76b65f0 RDI: 0000000000000005
[   24.757459][  T365] RBP: 00007ffcd76b6550 R08: 0000000000000000 R09: 0000000000000000
[   24.757460][  T365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb0
[   24.757462][  T365] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd76b6cc0
| [   25.896140][  T373] softirqs last disabled at (26052): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.896143][  T373] Preemption disabled at:
| [   25.896143][  T373] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.896153][  T373] Tainted: [W]=WARN
[   25.896154][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.896156][  T373] Call Trace:
[   25.896157][  T373]  <TASK>
[   25.896159][  T373]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.896164][  T373]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.896166][  T373]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.896170][  T373]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.896174][  T373]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.896179][  T373]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.896182][  T373]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.896188][  T373]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.896191][  T373]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.896195][  T373]  put_chars (drivers/char/virtio_console.c:1176)
[   25.896198][  T373]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.896201][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.896205][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.896210][  T373]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.896214][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896216][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896221][  T373]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.896225][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896227][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.896232][  T373]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.896235][  T373]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.896237][  T373]  ? 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))
[   25.896240][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896242][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.896246][  T373]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.896250][  T373]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.896251][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896257][  T373]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.896260][  T373]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.896261][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896263][  T373]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.896267][  T373]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.896269][  T373]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.896272][  T373]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.896276][  T373]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.896278][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896280][  T373]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   25.896282][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.896286][  T373]  _printk (kernel/printk/printk.c:2504)
[   25.896290][  T373]  ? snapshot_read.cold (user.c:?)
[   25.896291][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.896295][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.896297][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.896299][  T373]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.896302][  T373]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.896305][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.896307][  T373]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.896310][  T373]  ? netdev_notice (net/core/dev.c:13194)
[   25.896313][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.896316][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.896319][  T373]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.896323][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.896325][  T373]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.896328][  T373]  ? 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))
[   25.896335][  T373]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.896337][  T373]  ? __kernel_text_address (kernel/extable.c:79)
[   25.896341][  T373]  ? write_profile (profile.c:?)
[   25.896350][  T373]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.896356][  T373]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.896363][  T373]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.896366][  T373]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.896368][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.896370][  T373]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.896374][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.896376][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.896378][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.896381][  T373]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.896384][  T373]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.896386][  T373]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.896389][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896391][  T373]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.896394][  T373]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.896399][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.896401][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.896404][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896406][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.896408][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896409][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896411][  T373]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.896413][  T373]  ? __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)
[   25.896417][  T373]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.896419][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.896423][  T373]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.896425][  T373]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.896432][  T373]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.896438][  T373]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.896443][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.896445][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896450][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.896452][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.896454][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.896456][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.896460][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.896462][  T373]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.896465][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.896467][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.896472][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.896474][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.896477][  T373]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.896479][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.896482][  T373]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.896489][  T373]  ? 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))
[   25.896490][  T373]  ? 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))
[   25.896495][  T373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.896499][  T373]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.896502][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.896506][  T373]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.896510][  T373]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.896511][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.896515][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.896518][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.896523][  T373]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.896525][  T373]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.896527][  T373]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.896529][  T373]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.896537][  T373]  ___sys_sendmsg (net/socket.c:2767)
[   25.896540][  T373]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.896556][  T373]  __sys_sendmsg (net/socket.c:2799)
[   25.896559][  T373]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.896566][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.896569][  T373]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.896572][  T373]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.896575][  T373]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.896578][  T373] RIP: 0033:0x7f257041954e
[   25.896582][  T373] 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
[   25.896583][  T373] RSP: 002b:00007ffcb2a59360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.896586][  T373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f257041954e
[   25.896588][  T373] RDX: 0000000000000000 RSI: 00007ffcb2a59410 RDI: 0000000000000005
[   25.896588][  T373] RBP: 00007ffcb2a59370 R08: 0000000000000000 R09: 0000000000000000
[   25.896589][  T373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb1
[   25.896590][  T373] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb2a59ae0
| [   26.917273][  T381] softirqs last disabled at (20156): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.917275][  T381] Preemption disabled at:
| [   26.917276][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.917285][  T381] Tainted: [W]=WARN
[   26.917286][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.917288][  T381] Call Trace:
[   26.917290][  T381]  <TASK>
[   26.917291][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.917296][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.917298][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.917303][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.917306][  T381]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.917311][  T381]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.917314][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.917321][  T381]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.917324][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.917327][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   26.917330][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.917334][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.917338][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.917343][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.917346][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917348][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917362][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.917366][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917368][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.917373][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.917376][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.917378][  T381]  ? 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))
[   26.917381][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917382][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.917387][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.917391][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.917392][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917397][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.917400][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.917401][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917403][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.917407][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.917409][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.917412][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.917416][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.917418][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917420][  T381]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   26.917422][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.917426][  T381]  _printk (kernel/printk/printk.c:2504)
[   26.917431][  T381]  ? snapshot_read.cold (user.c:?)
[   26.917433][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.917436][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.917438][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.917441][  T381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.917444][  T381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.917447][  T381]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.917449][  T381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.917452][  T381]  ? netdev_notice (net/core/dev.c:13194)
[   26.917454][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.917458][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.917460][  T381]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.917464][  T381]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.917466][  T381]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.917470][  T381]  ? 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))
[   26.917476][  T381]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.917479][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   26.917482][  T381]  ? write_profile (profile.c:?)
[   26.917486][  T381]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.917491][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.917495][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.917498][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.917499][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.917501][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.917505][  T381]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.917507][  T381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.917509][  T381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.917512][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.917515][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.917517][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.917520][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917522][  T381]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   26.917525][  T381]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   26.917530][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.917532][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.917535][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917537][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.917539][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917540][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917542][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.917545][  T381]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   26.917548][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.917551][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.917554][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.917556][  T381]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.917562][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.917567][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.917573][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.917575][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917580][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.917582][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.917584][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.917586][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.917590][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.917592][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.917595][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.917597][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.917602][  T381]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.917604][  T381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.917608][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.917609][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.917612][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.917619][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.917620][  T381]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.917625][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.917628][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.917631][  T381]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   26.917636][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.917639][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.917641][  T381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.917644][  T381]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.917648][  T381]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.917652][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.917655][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.917657][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.917659][  T381]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.917666][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   26.917669][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.917685][  T381]  __sys_sendmsg (net/socket.c:2799)
[   26.917689][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.917695][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.917698][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.917701][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.917705][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.917707][  T381] RIP: 0033:0x7fcccd47454e
[   26.917711][  T381] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.917713][  T381] RSP: 002b:00007ffd34b3bcb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.917715][  T381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcccd47454e
[   26.917717][  T381] RDX: 0000000000000000 RSI: 00007ffd34b3bd60 RDI: 0000000000000005
[   26.917718][  T381] RBP: 00007ffd34b3bcc0 R08: 0000000000000000 R09: 0000000000000000
[   26.917719][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb2
[   26.917720][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd34b3c430
| [   28.056034][  T390] softirqs last disabled at (21018): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.056037][  T390] Preemption disabled at:
| [   28.056038][  T390] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.056046][  T390] Tainted: [W]=WARN
[   28.056047][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.056049][  T390] Call Trace:
[   28.056051][  T390]  <TASK>
[   28.056052][  T390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.056058][  T390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.056059][  T390]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.056064][  T390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.056067][  T390]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.056073][  T390]  __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))
[   28.056075][  T390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.056082][  T390]  ? 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)
[   28.056085][  T390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.056089][  T390]  put_chars (drivers/char/virtio_console.c:1176)
[   28.056092][  T390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.056095][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.056099][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.056104][  T390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.056107][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056109][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056114][  T390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.056118][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056121][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.056125][  T390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.056129][  T390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.056130][  T390]  ? 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))
[   28.056133][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056135][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.056139][  T390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.056143][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.056145][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056151][  T390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.056153][  T390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.056155][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056157][  T390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.056161][  T390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.056163][  T390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.056166][  T390]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.056169][  T390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.056172][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056174][  T390]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   28.056176][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   28.056180][  T390]  _printk (kernel/printk/printk.c:2504)
[   28.056184][  T390]  ? snapshot_read.cold (user.c:?)
[   28.056186][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.056189][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.056191][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.056194][  T390]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.056197][  T390]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.056200][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.056202][  T390]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.056205][  T390]  ? netdev_notice (net/core/dev.c:13194)
[   28.056208][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.056211][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.056214][  T390]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.056218][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.056220][  T390]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.056223][  T390]  ? 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))
[   28.056230][  T390]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.056232][  T390]  ? __kernel_text_address (kernel/extable.c:79)
[   28.056235][  T390]  ? write_profile (profile.c:?)
[   28.056240][  T390]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.056245][  T390]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.056250][  T390]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.056252][  T390]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.056253][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.056256][  T390]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.056259][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.056262][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.056264][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.056267][  T390]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.056270][  T390]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.056271][  T390]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.056274][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056277][  T390]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   28.056280][  T390]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   28.056285][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.056287][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.056290][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056292][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.056294][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056295][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056297][  T390]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.056300][  T390]  ? __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)
[   28.056303][  T390]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.056306][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.056309][  T390]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.056311][  T390]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.056317][  T390]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.056323][  T390]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.056329][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.056331][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056335][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.056338][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.056340][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.056342][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.056346][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.056348][  T390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.056351][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.056353][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.056366][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.056368][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.056372][  T390]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.056396][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.056399][  T390]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.056405][  T390]  ? 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))
[   28.056407][  T390]  ? 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))
[   28.056411][  T390]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.056415][  T390]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.056418][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   28.056422][  T390]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.056426][  T390]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.056428][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.056433][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.056437][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.056442][  T390]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.056444][  T390]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.056446][  T390]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.056448][  T390]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.056456][  T390]  ___sys_sendmsg (net/socket.c:2767)
[   28.056459][  T390]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.056475][  T390]  __sys_sendmsg (net/socket.c:2799)
[   28.056479][  T390]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.056485][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.056489][  T390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.056492][  T390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.056495][  T390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.056497][  T390] RIP: 0033:0x7f4e05bc554e
[   28.056501][  T390] 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
[   28.056503][  T390] RSP: 002b:00007ffcb9110db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.056506][  T390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4e05bc554e
[   28.056507][  T390] RDX: 0000000000000000 RSI: 00007ffcb9110e60 RDI: 0000000000000005
[   28.056508][  T390] RBP: 00007ffcb9110dc0 R08: 0000000000000000 R09: 0000000000000000
[   28.056509][  T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb3
[   28.056510][  T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb9111530
| [   29.191058][  T399] softirqs last disabled at (22218): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.191060][  T399] Preemption disabled at:
| [   29.191061][  T399] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.191070][  T399] Tainted: [W]=WARN
[   29.191071][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.191073][  T399] Call Trace:
[   29.191074][  T399]  <TASK>
[   29.191076][  T399]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.191081][  T399]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.191083][  T399]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.191087][  T399]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.191091][  T399]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.191096][  T399]  __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))
[   29.191098][  T399]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.191105][  T399]  ? 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)
[   29.191108][  T399]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.191112][  T399]  put_chars (drivers/char/virtio_console.c:1176)
[   29.191115][  T399]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.191118][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.191123][  T399]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.191127][  T399]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.191131][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191133][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191138][  T399]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.191141][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191144][  T399]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.191149][  T399]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.191153][  T399]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.191154][  T399]  ? 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))
[   29.191157][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191159][  T399]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.191163][  T399]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.191167][  T399]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.191168][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191174][  T399]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.191176][  T399]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.191178][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191180][  T399]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.191184][  T399]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.191186][  T399]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.191189][  T399]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.191192][  T399]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.191194][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191196][  T399]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   29.191198][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.191202][  T399]  _printk (kernel/printk/printk.c:2504)
[   29.191206][  T399]  ? snapshot_read.cold (user.c:?)
[   29.191208][  T399]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.191211][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.191213][  T399]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.191216][  T399]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.191219][  T399]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.191222][  T399]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.191224][  T399]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.191227][  T399]  ? netdev_notice (net/core/dev.c:13194)
[   29.191229][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.191232][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.191235][  T399]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.191239][  T399]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.191241][  T399]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.191244][  T399]  ? 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))
[   29.191251][  T399]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.191254][  T399]  ? __kernel_text_address (kernel/extable.c:79)
[   29.191257][  T399]  ? write_profile (profile.c:?)
[   29.191261][  T399]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.191266][  T399]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.191271][  T399]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.191273][  T399]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.191275][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.191277][  T399]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.191281][  T399]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.191283][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.191285][  T399]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.191288][  T399]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.191290][  T399]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.191292][  T399]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.191295][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191297][  T399]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.191300][  T399]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.191306][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.191308][  T399]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.191311][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191313][  T399]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.191315][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191316][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191318][  T399]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.191320][  T399]  ? __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)
[   29.191324][  T399]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.191326][  T399]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.191330][  T399]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.191332][  T399]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.191338][  T399]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.191343][  T399]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.191349][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.191351][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191356][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.191359][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.191363][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.191371][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.191375][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.191378][  T399]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.191381][  T399]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.191382][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.191387][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.191389][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.191393][  T399]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.191394][  T399]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.191397][  T399]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.191404][  T399]  ? 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))
[   29.191405][  T399]  ? 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))
[   29.191409][  T399]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.191413][  T399]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.191416][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.191420][  T399]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.191424][  T399]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.191426][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.191431][  T399]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.191435][  T399]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.191439][  T399]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.191442][  T399]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.191444][  T399]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.191446][  T399]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.191453][  T399]  ___sys_sendmsg (net/socket.c:2767)
[   29.191456][  T399]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.191472][  T399]  __sys_sendmsg (net/socket.c:2799)
[   29.191476][  T399]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.191482][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.191486][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.191488][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.191492][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.191494][  T399] RIP: 0033:0x7f55c4c9354e
[   29.191498][  T399] 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
[   29.191500][  T399] RSP: 002b:00007ffd281fef60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.191502][  T399] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f55c4c9354e
[   29.191504][  T399] RDX: 0000000000000000 RSI: 00007ffd281ff010 RDI: 0000000000000005
[   29.191505][  T399] RBP: 00007ffd281fef70 R08: 0000000000000000 R09: 0000000000000000
[   29.191505][  T399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb4
[   29.191506][  T399] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd281ff6e0
| [   30.204895][  T408] softirqs last disabled at (26708): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.204898][  T408] Preemption disabled at:
| [   30.204898][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.204907][  T408] Tainted: [W]=WARN
[   30.204908][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.204910][  T408] Call Trace:
[   30.204912][  T408]  <TASK>
[   30.204913][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.204918][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.204920][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.204925][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.204928][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.204934][  T408]  __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))
[   30.204936][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.204943][  T408]  ? 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)
[   30.204946][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.204950][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   30.204953][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.204958][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.204962][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.204970][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.204975][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.204978][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.204986][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.204991][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.204995][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.205002][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.205008][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.205010][  T408]  ? 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))
[   30.205015][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205019][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.205025][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.205032][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.205034][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.205044][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.205047][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.205049][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205052][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.205059][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.205062][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.205067][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.205072][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.205076][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.205079][  T408]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   30.205082][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.205088][  T408]  _printk (kernel/printk/printk.c:2504)
[   30.205094][  T408]  ? snapshot_read.cold (user.c:?)
[   30.205097][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.205102][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.205105][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.205109][  T408]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.205114][  T408]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.205118][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.205122][  T408]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.205126][  T408]  ? netdev_notice (net/core/dev.c:13194)
[   30.205130][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.205135][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.205139][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.205145][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.205149][  T408]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.205154][  T408]  ? 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))
[   30.205163][  T408]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.205167][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   30.205171][  T408]  ? write_profile (profile.c:?)
[   30.205177][  T408]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.205186][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.205193][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.205197][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.205199][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.205202][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.205207][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.205211][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.205214][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.205219][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.205223][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.205226][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.205231][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.205234][  T408]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.205238][  T408]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.205246][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.205249][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.205254][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205257][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.205260][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205262][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205266][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.205270][  T408]  ? __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)
[   30.205275][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.205279][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.205285][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.205288][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.205297][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.205306][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.205316][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.205320][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.205328][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.205331][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.205335][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.205338][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.205345][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.205349][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.205354][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.205357][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.205368][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.205379][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.205386][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.205389][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.205394][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.205400][  T408]  ? 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))
[   30.205402][  T408]  ? 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))
[   30.205407][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.205410][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.205413][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.205418][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.205422][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.205423][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.205427][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.205433][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.205437][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.205440][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.205442][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.205444][  T408]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.205452][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   30.205454][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.205471][  T408]  __sys_sendmsg (net/socket.c:2799)
[   30.205474][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.205481][  T408]  ? 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)
[   30.205484][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.205488][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.205490][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.205494][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.205496][  T408] RIP: 0033:0x7fd76205f54e
[   30.205501][  T408] 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
[   30.205502][  T408] RSP: 002b:00007ffd9823c2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.205506][  T408] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd76205f54e
[   30.205508][  T408] RDX: 0000000000000000 RSI: 00007ffd9823c360 RDI: 0000000000000005
[   30.205509][  T408] RBP: 00007ffd9823c2c0 R08: 0000000000000000 R09: 0000000000000000
[   30.205509][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb5
[   30.205510][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9823ca30
| [   31.263138][  T417] softirqs last disabled at (41248): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.263141][  T417] Preemption disabled at:
| [   31.263141][  T417] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.263151][  T417] Tainted: [W]=WARN
[   31.263152][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.263153][  T417] Call Trace:
[   31.263155][  T417]  <TASK>
[   31.263157][  T417]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.263162][  T417]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.263164][  T417]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.263168][  T417]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.263172][  T417]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.263177][  T417]  __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))
[   31.263179][  T417]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.263186][  T417]  ? 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)
[   31.263189][  T417]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.263193][  T417]  put_chars (drivers/char/virtio_console.c:1176)
[   31.263196][  T417]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.263200][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.263204][  T417]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.263209][  T417]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.263212][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263214][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263219][  T417]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.263223][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263226][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.263230][  T417]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.263234][  T417]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.263235][  T417]  ? 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))
[   31.263239][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263241][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.263246][  T417]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.263250][  T417]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.263252][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263258][  T417]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.263260][  T417]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.263262][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263264][  T417]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.263268][  T417]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.263270][  T417]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.263273][  T417]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.263277][  T417]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.263279][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263281][  T417]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   31.263283][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.263287][  T417]  _printk (kernel/printk/printk.c:2504)
[   31.263291][  T417]  ? snapshot_read.cold (user.c:?)
[   31.263293][  T417]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.263296][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.263298][  T417]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.263301][  T417]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.263305][  T417]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.263307][  T417]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.263310][  T417]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.263313][  T417]  ? netdev_notice (net/core/dev.c:13194)
[   31.263315][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.263319][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.263322][  T417]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.263326][  T417]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.263328][  T417]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.263331][  T417]  ? 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))
[   31.263338][  T417]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.263341][  T417]  ? __kernel_text_address (kernel/extable.c:79)
[   31.263344][  T417]  ? write_profile (profile.c:?)
[   31.263348][  T417]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.263353][  T417]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.263360][  T417]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.263364][  T417]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.263366][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.263368][  T417]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.263372][  T417]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.263374][  T417]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.263381][  T417]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.263386][  T417]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.263390][  T417]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.263392][  T417]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.263397][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263400][  T417]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.263403][  T417]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.263408][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.263410][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.263413][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263415][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.263417][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263418][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263420][  T417]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.263423][  T417]  ? __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)
[   31.263426][  T417]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.263431][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.263435][  T417]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.263437][  T417]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.263443][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.263449][  T417]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.263455][  T417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.263457][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263462][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.263464][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.263467][  T417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.263468][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.263473][  T417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.263475][  T417]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.263478][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.263480][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.263485][  T417]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.263487][  T417]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.263491][  T417]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.263494][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.263497][  T417]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.263503][  T417]  ? 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))
[   31.263505][  T417]  ? 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))
[   31.263510][  T417]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.263514][  T417]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.263517][  T417]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.263521][  T417]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.263525][  T417]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.263527][  T417]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.263530][  T417]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.263534][  T417]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.263539][  T417]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.263541][  T417]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.263544][  T417]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.263545][  T417]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.263553][  T417]  ___sys_sendmsg (net/socket.c:2767)
[   31.263556][  T417]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.263574][  T417]  __sys_sendmsg (net/socket.c:2799)
[   31.263577][  T417]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.263584][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.263588][  T417]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.263590][  T417]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.263594][  T417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.263596][  T417] RIP: 0033:0x7f4c85f9554e
[   31.263601][  T417] 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
[   31.263602][  T417] RSP: 002b:00007ffcd7416d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.263605][  T417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4c85f9554e
[   31.263607][  T417] RDX: 0000000000000000 RSI: 00007ffcd7416e30 RDI: 0000000000000005
[   31.263608][  T417] RBP: 00007ffcd7416d90 R08: 0000000000000000 R09: 0000000000000000
[   31.263608][  T417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb6
[   31.263609][  T417] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd7417500
| [   32.396846][  T427] softirqs last disabled at (20246): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.396850][  T427] Preemption disabled at:
| [   32.396851][  T427] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.396863][  T427] Tainted: [W]=WARN
[   32.396864][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.396867][  T427] Call Trace:
[   32.396869][  T427]  <TASK>
[   32.396871][  T427]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.396878][  T427]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.396881][  T427]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.396887][  T427]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.396892][  T427]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.396900][  T427]  __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))
[   32.396904][  T427]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.396913][  T427]  ? 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)
[   32.396917][  T427]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.396923][  T427]  put_chars (drivers/char/virtio_console.c:1176)
[   32.396928][  T427]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.396934][  T427]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.396939][  T427]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.396947][  T427]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.396952][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.396955][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.396963][  T427]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.396969][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.396973][  T427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.396981][  T427]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.396987][  T427]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.396990][  T427]  ? 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))
[   32.396995][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.396998][  T427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.397005][  T427]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.397012][  T427]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.397015][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.397025][  T427]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.397029][  T427]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.397032][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.397035][  T427]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.397042][  T427]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.397045][  T427]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.397050][  T427]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.397056][  T427]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.397060][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.397063][  T427]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   32.397066][  T427]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   32.397073][  T427]  _printk (kernel/printk/printk.c:2504)
[   32.397079][  T427]  ? snapshot_read.cold (user.c:?)
[   32.397081][  T427]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.397087][  T427]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.397090][  T427]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.397094][  T427]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.397099][  T427]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.397104][  T427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.397108][  T427]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.397112][  T427]  ? netdev_notice (net/core/dev.c:13194)
[   32.397117][  T427]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.397122][  T427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.397127][  T427]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.397133][  T427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.397137][  T427]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.397142][  T427]  ? 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))
[   32.397151][  T427]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.397155][  T427]  ? __kernel_text_address (kernel/extable.c:79)
[   32.397160][  T427]  ? write_profile (profile.c:?)
[   32.397166][  T427]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.397174][  T427]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.397182][  T427]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.397186][  T427]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.397188][  T427]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.397191][  T427]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.397196][  T427]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.397200][  T427]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.397203][  T427]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.397208][  T427]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.397212][  T427]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.397215][  T427]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.397219][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.397223][  T427]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.397227][  T427]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.397235][  T427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.397238][  T427]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.397243][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.397246][  T427]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.397249][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.397251][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.397254][  T427]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.397259][  T427]  ? __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)
[   32.397263][  T427]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.397268][  T427]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.397274][  T427]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.397277][  T427]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.397288][  T427]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.397298][  T427]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.397308][  T427]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.397312][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.397321][  T427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.397324][  T427]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.397328][  T427]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.397331][  T427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.397338][  T427]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.397341][  T427]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.397347][  T427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.397349][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.397360][  T427]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.397365][  T427]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.397372][  T427]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.397376][  T427]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.397381][  T427]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.397398][  T427]  ? 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))
[   32.397400][  T427]  ? 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))
[   32.397408][  T427]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.397415][  T427]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.397420][  T427]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.397428][  T427]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.397436][  T427]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.397439][  T427]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.397444][  T427]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.397449][  T427]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.397456][  T427]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.397460][  T427]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.397463][  T427]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.397466][  T427]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.397480][  T427]  ___sys_sendmsg (net/socket.c:2767)
[   32.397485][  T427]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.397517][  T427]  __sys_sendmsg (net/socket.c:2799)
[   32.397523][  T427]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.397535][  T427]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.397541][  T427]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.397545][  T427]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.397551][  T427]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.397554][  T427] RIP: 0033:0x7f809992f54e
[   32.397560][  T427] 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
[   32.397562][  T427] RSP: 002b:00007ffddbdd75a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.397566][  T427] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f809992f54e
[   32.397568][  T427] RDX: 0000000000000000 RSI: 00007ffddbdd7650 RDI: 0000000000000005
[   32.397570][  T427] RBP: 00007ffddbdd75b0 R08: 0000000000000000 R09: 0000000000000000
[   32.397571][  T427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb7
[   32.397573][  T427] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddbdd7d20
| [   33.465643][  T435] softirqs last disabled at (21032): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.465646][  T435] Preemption disabled at:
| [   33.465646][  T435] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.465655][  T435] Tainted: [W]=WARN
[   33.465656][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.465658][  T435] Call Trace:
[   33.465659][  T435]  <TASK>
[   33.465661][  T435]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.465666][  T435]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.465668][  T435]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.465673][  T435]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.465676][  T435]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.465682][  T435]  __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))
[   33.465684][  T435]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.465691][  T435]  ? 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)
[   33.465694][  T435]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.465697][  T435]  put_chars (drivers/char/virtio_console.c:1176)
[   33.465700][  T435]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.465704][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.465708][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.465713][  T435]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.465716][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465718][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465723][  T435]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.465727][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465729][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.465734][  T435]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.465738][  T435]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.465739][  T435]  ? 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))
[   33.465742][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465744][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.465748][  T435]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.465752][  T435]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.465753][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465759][  T435]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.465762][  T435]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.465763][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465765][  T435]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.465769][  T435]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.465771][  T435]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.465774][  T435]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.465777][  T435]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.465779][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465782][  T435]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   33.465784][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.465788][  T435]  _printk (kernel/printk/printk.c:2504)
[   33.465791][  T435]  ? snapshot_read.cold (user.c:?)
[   33.465793][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.465796][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.465799][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.465801][  T435]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.465804][  T435]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.465807][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.465809][  T435]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.465812][  T435]  ? netdev_notice (net/core/dev.c:13194)
[   33.465815][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.465818][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.465821][  T435]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.465825][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.465827][  T435]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.465831][  T435]  ? 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))
[   33.465837][  T435]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.465840][  T435]  ? __kernel_text_address (kernel/extable.c:79)
[   33.465843][  T435]  ? write_profile (profile.c:?)
[   33.465847][  T435]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.465852][  T435]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.465856][  T435]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.465859][  T435]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.465860][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.465862][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.465866][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.465869][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.465871][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.465874][  T435]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.465877][  T435]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.465879][  T435]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.465882][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465884][  T435]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.465887][  T435]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.465892][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.465894][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.465897][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465899][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.465901][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465902][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.465904][  T435]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.465907][  T435]  ? __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)
[   33.465910][  T435]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.465913][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.465916][  T435]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.465918][  T435]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.465924][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.465930][  T435]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.465935][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.465937][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465942][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.465944][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.465946][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.465948][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.465953][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.465955][  T435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.465958][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.465959][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.465965][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.465967][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.465971][  T435]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.465973][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.465976][  T435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.465982][  T435]  ? 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))
[   33.465984][  T435]  ? 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))
[   33.465988][  T435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.465992][  T435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.465995][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.465999][  T435]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.466003][  T435]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.466005][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.466008][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.466012][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.466016][  T435]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.466019][  T435]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.466021][  T435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.466023][  T435]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.466030][  T435]  ___sys_sendmsg (net/socket.c:2767)
[   33.466033][  T435]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.466050][  T435]  __sys_sendmsg (net/socket.c:2799)
[   33.466053][  T435]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.466059][  T435]  ? 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)
[   33.466063][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.466066][  T435]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.466069][  T435]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.466072][  T435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.466074][  T435] RIP: 0033:0x7f725fc5c54e
[   33.466079][  T435] 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
[   33.466080][  T435] RSP: 002b:00007ffdb886bfb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.466083][  T435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f725fc5c54e
[   33.466085][  T435] RDX: 0000000000000000 RSI: 00007ffdb886c060 RDI: 0000000000000005
[   33.466086][  T435] RBP: 00007ffdb886bfc0 R08: 0000000000000000 R09: 0000000000000000
[   33.466086][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb8
[   33.466087][  T435] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb886c730
| [   34.471036][  T444] softirqs last disabled at (22020): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.471039][  T444] Preemption disabled at:
| [   34.471040][  T444] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.471049][  T444] Tainted: [W]=WARN
[   34.471050][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.471051][  T444] Call Trace:
[   34.471053][  T444]  <TASK>
[   34.471054][  T444]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.471060][  T444]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.471061][  T444]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.471066][  T444]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.471070][  T444]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.471075][  T444]  __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))
[   34.471078][  T444]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.471084][  T444]  ? 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)
[   34.471087][  T444]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.471091][  T444]  put_chars (drivers/char/virtio_console.c:1176)
[   34.471094][  T444]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.471098][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.471102][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.471106][  T444]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.471110][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471112][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471117][  T444]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.471121][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471123][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.471128][  T444]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.471131][  T444]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.471133][  T444]  ? 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))
[   34.471136][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471138][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.471142][  T444]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.471146][  T444]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.471147][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471153][  T444]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.471156][  T444]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.471157][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471159][  T444]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.471163][  T444]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.471165][  T444]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.471168][  T444]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.471172][  T444]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.471174][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471176][  T444]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   34.471178][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   34.471182][  T444]  _printk (kernel/printk/printk.c:2504)
[   34.471186][  T444]  ? snapshot_read.cold (user.c:?)
[   34.471188][  T444]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.471191][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.471193][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.471195][  T444]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.471199][  T444]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.471202][  T444]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.471204][  T444]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.471207][  T444]  ? netdev_notice (net/core/dev.c:13194)
[   34.471209][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.471212][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.471215][  T444]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.471219][  T444]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.471221][  T444]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.471225][  T444]  ? 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))
[   34.471231][  T444]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.471234][  T444]  ? __kernel_text_address (kernel/extable.c:79)
[   34.471237][  T444]  ? write_profile (profile.c:?)
[   34.471241][  T444]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.471246][  T444]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.471251][  T444]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.471254][  T444]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.471255][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.471257][  T444]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.471261][  T444]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.471263][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.471265][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.471268][  T444]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.471271][  T444]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.471273][  T444]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.471276][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471278][  T444]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.471281][  T444]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.471286][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.471288][  T444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.471291][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471293][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.471295][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471296][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471298][  T444]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.471301][  T444]  ? __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)
[   34.471304][  T444]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.471307][  T444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.471310][  T444]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.471312][  T444]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.471318][  T444]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.471324][  T444]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.471329][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.471331][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471336][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.471338][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.471340][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.471342][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.471347][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.471349][  T444]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.471352][  T444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.471353][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.471360][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.471364][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.471368][  T444]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.471370][  T444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.471373][  T444]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.471379][  T444]  ? 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))
[   34.471381][  T444]  ? 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))
[   34.471385][  T444]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.471389][  T444]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.471392][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.471402][  T444]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.471406][  T444]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.471408][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.471411][  T444]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.471415][  T444]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.471419][  T444]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.471422][  T444]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.471424][  T444]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.471426][  T444]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.471435][  T444]  ___sys_sendmsg (net/socket.c:2767)
[   34.471438][  T444]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.471454][  T444]  __sys_sendmsg (net/socket.c:2799)
[   34.471458][  T444]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.471464][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.471467][  T444]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.471470][  T444]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.471474][  T444]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.471476][  T444] RIP: 0033:0x7f51bac6d54e
[   34.471480][  T444] 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
[   34.471482][  T444] RSP: 002b:00007ffdf49eac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.471484][  T444] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51bac6d54e
[   34.471486][  T444] RDX: 0000000000000000 RSI: 00007ffdf49eacb0 RDI: 0000000000000005
[   34.471487][  T444] RBP: 00007ffdf49eac10 R08: 0000000000000000 R09: 0000000000000000
[   34.471488][  T444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feb9
[   34.471488][  T444] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf49eb380
| [   35.474096][  T455] softirqs last disabled at (19312): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.474098][  T455] Preemption disabled at:
| [   35.474099][  T455] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.474108][  T455] Tainted: [W]=WARN
[   35.474109][  T455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.474110][  T455] Call Trace:
[   35.474112][  T455]  <TASK>
[   35.474113][  T455]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.474119][  T455]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.474120][  T455]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.474125][  T455]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.474129][  T455]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.474134][  T455]  __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))
[   35.474136][  T455]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.474143][  T455]  ? 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)
[   35.474146][  T455]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.474149][  T455]  put_chars (drivers/char/virtio_console.c:1176)
[   35.474152][  T455]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.474156][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.474160][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.474165][  T455]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.474168][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474170][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474175][  T455]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.474178][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474181][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.474185][  T455]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.474189][  T455]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.474190][  T455]  ? 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))
[   35.474193][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474195][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.474199][  T455]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.474203][  T455]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.474204][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474210][  T455]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.474213][  T455]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.474214][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474216][  T455]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.474220][  T455]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.474222][  T455]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.474225][  T455]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.474229][  T455]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.474231][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474233][  T455]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   35.474235][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.474239][  T455]  _printk (kernel/printk/printk.c:2504)
[   35.474243][  T455]  ? snapshot_read.cold (user.c:?)
[   35.474245][  T455]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.474248][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.474250][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.474252][  T455]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.474256][  T455]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.474258][  T455]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.474261][  T455]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.474263][  T455]  ? netdev_notice (net/core/dev.c:13194)
[   35.474266][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.474269][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.474272][  T455]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.474276][  T455]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.474278][  T455]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.474281][  T455]  ? 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))
[   35.474287][  T455]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.474290][  T455]  ? __kernel_text_address (kernel/extable.c:79)
[   35.474293][  T455]  ? write_profile (profile.c:?)
[   35.474297][  T455]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.474303][  T455]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.474307][  T455]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.474310][  T455]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.474311][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.474313][  T455]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.474317][  T455]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.474319][  T455]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.474321][  T455]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.474324][  T455]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.474327][  T455]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.474329][  T455]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.474332][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474334][  T455]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.474337][  T455]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.474342][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.474344][  T455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.474347][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474349][  T455]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.474350][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474352][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474354][  T455]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.474356][  T455]  ? __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)
[   35.474361][  T455]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.474364][  T455]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.474368][  T455]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.474370][  T455]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.474375][  T455]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.474381][  T455]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.474386][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.474388][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474393][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.474395][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.474397][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.474399][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.474409][  T455]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.474411][  T455]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.474415][  T455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.474416][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.474421][  T455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.474423][  T455]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.474427][  T455]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.474431][  T455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.474434][  T455]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.474440][  T455]  ? 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))
[   35.474442][  T455]  ? 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))
[   35.474446][  T455]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.474450][  T455]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.474452][  T455]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.474457][  T455]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.474460][  T455]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.474462][  T455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.474465][  T455]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.474469][  T455]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.474473][  T455]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.474475][  T455]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.474478][  T455]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.474479][  T455]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.474487][  T455]  ___sys_sendmsg (net/socket.c:2767)
[   35.474490][  T455]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.474506][  T455]  __sys_sendmsg (net/socket.c:2799)
[   35.474509][  T455]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.474515][  T455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.474519][  T455]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.474521][  T455]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.474525][  T455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.474527][  T455] RIP: 0033:0x7f316899254e
[   35.474531][  T455] 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
[   35.474532][  T455] RSP: 002b:00007fffe082d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.474535][  T455] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f316899254e
[   35.474536][  T455] RDX: 0000000000000000 RSI: 00007fffe082d920 RDI: 0000000000000005
[   35.474537][  T455] RBP: 00007fffe082d880 R08: 0000000000000000 R09: 0000000000000000
[   35.474538][  T455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feba
[   35.474539][  T455] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe082dff0
| [   36.482439][  T464] softirqs last disabled at (29948): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.482442][  T464] Preemption disabled at:
| [   36.482442][  T464] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.482451][  T464] Tainted: [W]=WARN
[   36.482452][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.482454][  T464] Call Trace:
[   36.482455][  T464]  <TASK>
[   36.482456][  T464]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.482462][  T464]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.482464][  T464]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.482469][  T464]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.482472][  T464]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.482477][  T464]  __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))
[   36.482479][  T464]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.482485][  T464]  ? 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)
[   36.482488][  T464]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.482492][  T464]  put_chars (drivers/char/virtio_console.c:1176)
[   36.482495][  T464]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.482498][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.482502][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.482507][  T464]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.482510][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482512][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482517][  T464]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.482520][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482523][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.482527][  T464]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.482530][  T464]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.482532][  T464]  ? 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))
[   36.482534][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482536][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.482540][  T464]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.482544][  T464]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.482546][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482551][  T464]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.482553][  T464]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.482555][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482557][  T464]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.482561][  T464]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.482563][  T464]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.482565][  T464]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.482569][  T464]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.482571][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482573][  T464]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   36.482575][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.482579][  T464]  _printk (kernel/printk/printk.c:2504)
[   36.482582][  T464]  ? snapshot_read.cold (user.c:?)
[   36.482584][  T464]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.482587][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.482589][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.482592][  T464]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.482595][  T464]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.482598][  T464]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.482600][  T464]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.482603][  T464]  ? netdev_notice (net/core/dev.c:13194)
[   36.482605][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.482608][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.482611][  T464]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.482615][  T464]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.482617][  T464]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.482620][  T464]  ? 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))
[   36.482626][  T464]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.482628][  T464]  ? __kernel_text_address (kernel/extable.c:79)
[   36.482631][  T464]  ? write_profile (profile.c:?)
[   36.482635][  T464]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.482640][  T464]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.482644][  T464]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.482647][  T464]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.482648][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.482650][  T464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.482654][  T464]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.482656][  T464]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.482658][  T464]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.482661][  T464]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.482664][  T464]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.482666][  T464]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.482669][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482671][  T464]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.482674][  T464]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.482678][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.482681][  T464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.482683][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482685][  T464]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.482687][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482688][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482690][  T464]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.482693][  T464]  ? __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)
[   36.482696][  T464]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.482698][  T464]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.482702][  T464]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.482704][  T464]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.482709][  T464]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.482715][  T464]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.482720][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.482722][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482727][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.482729][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.482731][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.482733][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.482737][  T464]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.482739][  T464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.482743][  T464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.482744][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.482749][  T464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.482751][  T464]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.482755][  T464]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.482757][  T464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.482760][  T464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.482766][  T464]  ? 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))
[   36.482767][  T464]  ? 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))
[   36.482772][  T464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.482776][  T464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.482778][  T464]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.482783][  T464]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.482786][  T464]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.482788][  T464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.482791][  T464]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.482795][  T464]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.482799][  T464]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.482801][  T464]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.482803][  T464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.482805][  T464]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.482812][  T464]  ___sys_sendmsg (net/socket.c:2767)
[   36.482815][  T464]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.482831][  T464]  __sys_sendmsg (net/socket.c:2799)
[   36.482834][  T464]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.482841][  T464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.482844][  T464]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.482846][  T464]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.482850][  T464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.482852][  T464] RIP: 0033:0x7f460755f54e
[   36.482856][  T464] 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
[   36.482858][  T464] RSP: 002b:00007ffdfee69830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.482860][  T464] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f460755f54e
[   36.482862][  T464] RDX: 0000000000000000 RSI: 00007ffdfee698e0 RDI: 0000000000000005
[   36.482863][  T464] RBP: 00007ffdfee69840 R08: 0000000000000000 R09: 0000000000000000
[   36.482863][  T464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90febb
[   36.482864][  T464] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfee69fb0
| [   37.529268][  T473] softirqs last disabled at (26048): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.529271][  T473] Preemption disabled at:
| [   37.529271][  T473] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.529281][  T473] Tainted: [W]=WARN
[   37.529282][  T473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.529283][  T473] Call Trace:
[   37.529285][  T473]  <TASK>
[   37.529286][  T473]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.529291][  T473]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.529293][  T473]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.529298][  T473]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.529301][  T473]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.529307][  T473]  __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))
[   37.529309][  T473]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.529316][  T473]  ? 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)
[   37.529319][  T473]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.529322][  T473]  put_chars (drivers/char/virtio_console.c:1176)
[   37.529325][  T473]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.529329][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.529333][  T473]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.529338][  T473]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.529341][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529343][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529348][  T473]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.529352][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529355][  T473]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.529362][  T473]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.529366][  T473]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.529367][  T473]  ? 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))
[   37.529370][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529372][  T473]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.529377][  T473]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.529381][  T473]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.529382][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529388][  T473]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.529390][  T473]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.529392][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529394][  T473]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.529398][  T473]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.529400][  T473]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.529403][  T473]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.529406][  T473]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.529408][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529411][  T473]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   37.529413][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   37.529424][  T473]  _printk (kernel/printk/printk.c:2504)
[   37.529432][  T473]  ? snapshot_read.cold (user.c:?)
[   37.529435][  T473]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.529438][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.529440][  T473]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.529443][  T473]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   37.529446][  T473]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   37.529449][  T473]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.529451][  T473]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.529454][  T473]  ? netdev_notice (net/core/dev.c:13194)
[   37.529457][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.529460][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.529463][  T473]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.529466][  T473]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.529469][  T473]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.529472][  T473]  ? 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))
[   37.529478][  T473]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.529481][  T473]  ? __kernel_text_address (kernel/extable.c:79)
[   37.529484][  T473]  ? write_profile (profile.c:?)
[   37.529488][  T473]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.529493][  T473]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.529498][  T473]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.529500][  T473]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.529502][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.529504][  T473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.529508][  T473]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.529510][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.529512][  T473]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.529515][  T473]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.529518][  T473]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.529520][  T473]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.529523][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529525][  T473]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   37.529528][  T473]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   37.529533][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.529535][  T473]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.529537][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529539][  T473]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.529541][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529543][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529544][  T473]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.529547][  T473]  ? __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)
[   37.529551][  T473]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.529553][  T473]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.529557][  T473]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.529559][  T473]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.529565][  T473]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.529570][  T473]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.529575][  T473]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.529577][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529582][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.529584][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.529587][  T473]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.529588][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.529592][  T473]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.529595][  T473]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.529598][  T473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.529599][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.529604][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.529606][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.529610][  T473]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.529612][  T473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.529615][  T473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.529621][  T473]  ? 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))
[   37.529622][  T473]  ? 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))
[   37.529627][  T473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.529631][  T473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.529633][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   37.529638][  T473]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.529642][  T473]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.529643][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.529646][  T473]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.529650][  T473]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.529654][  T473]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   37.529657][  T473]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.529659][  T473]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   37.529661][  T473]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.529669][  T473]  ___sys_sendmsg (net/socket.c:2767)
[   37.529671][  T473]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.529688][  T473]  __sys_sendmsg (net/socket.c:2799)
[   37.529691][  T473]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.529698][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.529701][  T473]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.529704][  T473]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.529707][  T473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.529709][  T473] RIP: 0033:0x7fa75aa5054e
[   37.529713][  T473] 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
[   37.529715][  T473] RSP: 002b:00007fff9e979de0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.529718][  T473] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa75aa5054e
[   37.529720][  T473] RDX: 0000000000000000 RSI: 00007fff9e979e90 RDI: 0000000000000005
[   37.529720][  T473] RBP: 00007fff9e979df0 R08: 0000000000000000 R09: 0000000000000000
[   37.529721][  T473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90febc
[   37.529722][  T473] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9e97a560
| [   38.675667][  T484] softirqs last disabled at (20268): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   38.675671][  T484] Preemption disabled at:
| [   38.675672][  T484] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.675684][  T484] Tainted: [W]=WARN
[   38.675686][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.675688][  T484] Call Trace:
[   38.675691][  T484]  <TASK>
[   38.675693][  T484]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.675700][  T484]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.675703][  T484]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.675709][  T484]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.675714][  T484]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.675722][  T484]  __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))
[   38.675726][  T484]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.675736][  T484]  ? 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)
[   38.675740][  T484]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.675746][  T484]  put_chars (drivers/char/virtio_console.c:1176)
[   38.675750][  T484]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.675757][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.675762][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.675769][  T484]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.675774][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.675777][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.675786][  T484]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.675792][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.675796][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.675803][  T484]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.675809][  T484]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.675812][  T484]  ? 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))
[   38.675817][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.675820][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.675827][  T484]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.675834][  T484]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.675837][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.675847][  T484]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.675851][  T484]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.675853][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.675857][  T484]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.675863][  T484]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.675866][  T484]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.675872][  T484]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.675878][  T484]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.675881][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.675884][  T484]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   38.675887][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.675895][  T484]  _printk (kernel/printk/printk.c:2504)
[   38.675900][  T484]  ? snapshot_read.cold (user.c:?)
[   38.675902][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.675908][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.675911][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.675915][  T484]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.675919][  T484]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.675924][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.675928][  T484]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.675932][  T484]  ? netdev_notice (net/core/dev.c:13194)
[   38.675936][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.675942][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.675946][  T484]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.675953][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.675956][  T484]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.675962][  T484]  ? 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))
[   38.675971][  T484]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.675975][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   38.675979][  T484]  ? write_profile (profile.c:?)
[   38.675986][  T484]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.675994][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.676002][  T484]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.676006][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.676008][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.676011][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.676016][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.676020][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.676023][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.676028][  T484]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.676032][  T484]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.676034][  T484]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.676039][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.676042][  T484]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.676047][  T484]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.676054][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.676058][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.676063][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.676066][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.676069][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.676071][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.676074][  T484]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.676078][  T484]  ? __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)
[   38.676083][  T484]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.676087][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.676093][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.676096][  T484]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.676106][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.676117][  T484]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.676127][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.676130][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.676139][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.676142][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.676146][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.676150][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.676157][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.676160][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.676166][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.676168][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.676177][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.676180][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.676186][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.676190][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.676195][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.676207][  T484]  ? 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))
[   38.676209][  T484]  ? 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))
[   38.676217][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.676224][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.676229][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.676237][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.676243][  T484]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.676246][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.676251][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.676256][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.676263][  T484]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.676266][  T484]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.676270][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.676272][  T484]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.676284][  T484]  ___sys_sendmsg (net/socket.c:2767)
[   38.676289][  T484]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.676316][  T484]  __sys_sendmsg (net/socket.c:2799)
[   38.676321][  T484]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.676331][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.676336][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.676340][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.676345][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.676348][  T484] RIP: 0033:0x7f0b34b8854e
[   38.676352][  T484] 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
[   38.676355][  T484] RSP: 002b:00007ffca34b43c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.676359][  T484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b34b8854e
[   38.676363][  T484] RDX: 0000000000000000 RSI: 00007ffca34b4470 RDI: 0000000000000005
[   38.676365][  T484] RBP: 00007ffca34b43d0 R08: 0000000000000000 R09: 0000000000000000
[   38.676367][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90febe
[   38.676369][  T484] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca34b4b40
| [   39.891895][  T490] softirqs last disabled at (19140): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.891899][  T490] Preemption disabled at:
| [   39.891900][  T490] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.891912][  T490] Tainted: [W]=WARN
[   39.891913][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.891915][  T490] Call Trace:
[   39.891918][  T490]  <TASK>
[   39.891920][  T490]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.891927][  T490]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.891930][  T490]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.891936][  T490]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.891941][  T490]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.891949][  T490]  __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))
[   39.891953][  T490]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.891962][  T490]  ? 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)
[   39.891966][  T490]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.891972][  T490]  put_chars (drivers/char/virtio_console.c:1176)
[   39.891976][  T490]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.891982][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.891987][  T490]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.891995][  T490]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.892000][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892002][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892011][  T490]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.892017][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892020][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.892028][  T490]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.892034][  T490]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.892036][  T490]  ? 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))
[   39.892041][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892044][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.892051][  T490]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.892058][  T490]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.892060][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892070][  T490]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.892074][  T490]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.892077][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892080][  T490]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.892086][  T490]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.892089][  T490]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.892094][  T490]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.892100][  T490]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.892103][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892107][  T490]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   39.892110][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.892117][  T490]  _printk (kernel/printk/printk.c:2504)
[   39.892122][  T490]  ? snapshot_read.cold (user.c:?)
[   39.892124][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.892129][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.892132][  T490]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.892136][  T490]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.892141][  T490]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.892145][  T490]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.892149][  T490]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.892154][  T490]  ? netdev_notice (net/core/dev.c:13194)
[   39.892158][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.892163][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.892167][  T490]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.892174][  T490]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.892177][  T490]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.892182][  T490]  ? 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))
[   39.892192][  T490]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.892196][  T490]  ? __kernel_text_address (kernel/extable.c:79)
[   39.892200][  T490]  ? write_profile (profile.c:?)
[   39.892206][  T490]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.892215][  T490]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.892222][  T490]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.892226][  T490]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.892228][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.892231][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.892237][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.892240][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.892243][  T490]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.892248][  T490]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.892252][  T490]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.892255][  T490]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.892259][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892263][  T490]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.892267][  T490]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.892275][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.892278][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.892283][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892286][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.892289][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892291][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892294][  T490]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.892298][  T490]  ? __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)
[   39.892303][  T490]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.892307][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.892313][  T490]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.892316][  T490]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.892326][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.892336][  T490]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.892346][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.892349][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892359][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.892365][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.892369][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.892372][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.892378][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.892382][  T490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.892387][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.892389][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.892398][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.892401][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.892407][  T490]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.892410][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.892416][  T490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.892427][  T490]  ? 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))
[   39.892439][  T490]  ? 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))
[   39.892447][  T490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.892454][  T490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.892459][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.892466][  T490]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.892473][  T490]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.892475][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.892480][  T490]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.892486][  T490]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.892493][  T490]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.892497][  T490]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.892501][  T490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.892503][  T490]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.892517][  T490]  ___sys_sendmsg (net/socket.c:2767)
[   39.892522][  T490]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.892550][  T490]  __sys_sendmsg (net/socket.c:2799)
[   39.892556][  T490]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.892567][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.892573][  T490]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.892576][  T490]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.892582][  T490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.892585][  T490] RIP: 0033:0x7f50b2b0154e
[   39.892591][  T490] 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
[   39.892593][  T490] RSP: 002b:00007fff78ecb120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.892597][  T490] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50b2b0154e
[   39.892599][  T490] RDX: 0000000000000000 RSI: 00007fff78ecb1d0 RDI: 0000000000000005
[   39.892600][  T490] RBP: 00007fff78ecb130 R08: 0000000000000000 R09: 0000000000000000
[   39.892602][  T490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90febf
[   39.892603][  T490] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff78ecb8a0
| [   41.007758][  T497] softirqs last disabled at (23678): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.007761][  T497] Preemption disabled at:
| [   41.007762][  T497] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.007774][  T497] Tainted: [W]=WARN
[   41.007775][  T497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.007778][  T497] Call Trace:
[   41.007780][  T497]  <TASK>
[   41.007782][  T497]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.007789][  T497]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.007792][  T497]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.007799][  T497]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.007804][  T497]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.007811][  T497]  __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))
[   41.007815][  T497]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.007825][  T497]  ? 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)
[   41.007829][  T497]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.007834][  T497]  put_chars (drivers/char/virtio_console.c:1176)
[   41.007839][  T497]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.007845][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.007850][  T497]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.007858][  T497]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.007863][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.007866][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.007874][  T497]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.007880][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.007884][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.007891][  T497]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.007897][  T497]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.007899][  T497]  ? 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))
[   41.007904][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.007907][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.007915][  T497]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.007921][  T497]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.007923][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.007933][  T497]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.007938][  T497]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.007940][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.007943][  T497]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.007950][  T497]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.007952][  T497]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.007957][  T497]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.007963][  T497]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.007966][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.007970][  T497]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   41.007973][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.007979][  T497]  _printk (kernel/printk/printk.c:2504)
[   41.007984][  T497]  ? snapshot_read.cold (user.c:?)
[   41.007987][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.007992][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.007995][  T497]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.007999][  T497]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.008004][  T497]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.008008][  T497]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.008012][  T497]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.008016][  T497]  ? netdev_notice (net/core/dev.c:13194)
[   41.008020][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.008025][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.008030][  T497]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.008036][  T497]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.008040][  T497]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.008044][  T497]  ? 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))
[   41.008054][  T497]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.008058][  T497]  ? __kernel_text_address (kernel/extable.c:79)
[   41.008062][  T497]  ? write_profile (profile.c:?)
[   41.008068][  T497]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.008076][  T497]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.008084][  T497]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.008087][  T497]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.008090][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.008093][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.008098][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.008101][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.008104][  T497]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.008109][  T497]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.008113][  T497]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.008115][  T497]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.008120][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.008123][  T497]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.008127][  T497]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.008135][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.008138][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.008142][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.008146][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.008148][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.008150][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.008154][  T497]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.008158][  T497]  ? __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)
[   41.008162][  T497]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.008166][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.008172][  T497]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.008175][  T497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.008185][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.008195][  T497]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.008205][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.008209][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.008217][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.008220][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.008224][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.008227][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.008234][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.008238][  T497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.008244][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.008246][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.008254][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.008257][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.008264][  T497]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.008267][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.008272][  T497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.008284][  T497]  ? 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))
[   41.008286][  T497]  ? 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))
[   41.008294][  T497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.008301][  T497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.008306][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.008313][  T497]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.008320][  T497]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.008322][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.008328][  T497]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.008333][  T497]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.008340][  T497]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.008344][  T497]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.008348][  T497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.008351][  T497]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.008371][  T497]  ___sys_sendmsg (net/socket.c:2767)
[   41.008376][  T497]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.008407][  T497]  __sys_sendmsg (net/socket.c:2799)
[   41.008412][  T497]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.008424][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.008430][  T497]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.008434][  T497]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.008444][  T497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.008448][  T497] RIP: 0033:0x7f0d6c09654e
[   41.008453][  T497] 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
[   41.008456][  T497] RSP: 002b:00007ffdffef0160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.008460][  T497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0d6c09654e
[   41.008462][  T497] RDX: 0000000000000000 RSI: 00007ffdffef0210 RDI: 0000000000000005
[   41.008464][  T497] RBP: 00007ffdffef0170 R08: 0000000000000000 R09: 0000000000000000
[   41.008466][  T497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec0
[   41.008467][  T497] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdffef08e0
| [   42.100565][  T505] softirqs last disabled at (23934): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   42.100568][  T505] Preemption disabled at:
| [   42.100569][  T505] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.100578][  T505] Tainted: [W]=WARN
[   42.100579][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.100581][  T505] Call Trace:
[   42.100582][  T505]  <TASK>
[   42.100584][  T505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.100589][  T505]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.100591][  T505]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.100596][  T505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.100599][  T505]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.100604][  T505]  __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))
[   42.100607][  T505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.100613][  T505]  ? 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)
[   42.100617][  T505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.100620][  T505]  put_chars (drivers/char/virtio_console.c:1176)
[   42.100624][  T505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.100627][  T505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.100631][  T505]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.100636][  T505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.100640][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100642][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100647][  T505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.100650][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100653][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.100657][  T505]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.100661][  T505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.100663][  T505]  ? 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))
[   42.100666][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100668][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.100672][  T505]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.100676][  T505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.100677][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100683][  T505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.100686][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.100687][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100689][  T505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.100693][  T505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.100695][  T505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.100699][  T505]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.100702][  T505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.100704][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100706][  T505]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   42.100709][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   42.100713][  T505]  _printk (kernel/printk/printk.c:2504)
[   42.100717][  T505]  ? snapshot_read.cold (user.c:?)
[   42.100718][  T505]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.100721][  T505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.100724][  T505]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.100726][  T505]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.100729][  T505]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.100732][  T505]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.100735][  T505]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.100738][  T505]  ? netdev_notice (net/core/dev.c:13194)
[   42.100740][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.100743][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.100746][  T505]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.100750][  T505]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.100752][  T505]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   42.100756][  T505]  ? 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))
[   42.100762][  T505]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   42.100765][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   42.100768][  T505]  ? write_profile (profile.c:?)
[   42.100772][  T505]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   42.100778][  T505]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.100783][  T505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.100785][  T505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.100786][  T505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.100789][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.100792][  T505]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.100794][  T505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.100796][  T505]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.100799][  T505]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.100802][  T505]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.100804][  T505]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.100807][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100809][  T505]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   42.100812][  T505]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   42.100817][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.100819][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.100822][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100824][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.100826][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100827][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100830][  T505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.100832][  T505]  ? __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)
[   42.100836][  T505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.100838][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.100842][  T505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.100844][  T505]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.100850][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.100855][  T505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.100861][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.100863][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100868][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.100870][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.100872][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.100874][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.100878][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.100880][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.100884][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.100885][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.100890][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.100892][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.100896][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.100898][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.100901][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.100907][  T505]  ? 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))
[   42.100909][  T505]  ? 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))
[   42.100913][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.100917][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.100920][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   42.100925][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.100929][  T505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.100930][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.100933][  T505]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.100937][  T505]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.100941][  T505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.100944][  T505]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.100946][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.100948][  T505]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   42.100956][  T505]  ___sys_sendmsg (net/socket.c:2767)
[   42.100958][  T505]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.100975][  T505]  __sys_sendmsg (net/socket.c:2799)
[   42.100979][  T505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.100985][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.100989][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.100992][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.100995][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.100997][  T505] RIP: 0033:0x7f61f216354e
[   42.101001][  T505] 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
[   42.101003][  T505] RSP: 002b:00007fff051a7350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.101006][  T505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f61f216354e
[   42.101008][  T505] RDX: 0000000000000000 RSI: 00007fff051a7400 RDI: 0000000000000005
[   42.101009][  T505] RBP: 00007fff051a7360 R08: 0000000000000000 R09: 0000000000000000
[   42.101010][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec1
[   42.101010][  T505] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff051a7ad0
| [   43.238263][  T515] softirqs last disabled at (27156): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   43.238266][  T515] Preemption disabled at:
| [   43.238266][  T515] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.238276][  T515] Tainted: [W]=WARN
[   43.238277][  T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.238279][  T515] Call Trace:
[   43.238280][  T515]  <TASK>
[   43.238282][  T515]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.238287][  T515]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.238289][  T515]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.238294][  T515]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.238297][  T515]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.238303][  T515]  __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))
[   43.238306][  T515]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.238312][  T515]  ? 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)
[   43.238316][  T515]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.238319][  T515]  put_chars (drivers/char/virtio_console.c:1176)
[   43.238322][  T515]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.238326][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.238330][  T515]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.238335][  T515]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.238338][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238340][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238345][  T515]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.238349][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238352][  T515]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.238356][  T515]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.238362][  T515]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.238364][  T515]  ? 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))
[   43.238367][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238369][  T515]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.238373][  T515]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.238377][  T515]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.238379][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238384][  T515]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.238387][  T515]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.238388][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238390][  T515]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.238394][  T515]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.238397][  T515]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.238400][  T515]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.238403][  T515]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.238405][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238407][  T515]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   43.238410][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.238414][  T515]  _printk (kernel/printk/printk.c:2504)
[   43.238418][  T515]  ? snapshot_read.cold (user.c:?)
[   43.238420][  T515]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.238423][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.238425][  T515]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.238428][  T515]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.238434][  T515]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.238437][  T515]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.238439][  T515]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.238442][  T515]  ? netdev_notice (net/core/dev.c:13194)
[   43.238445][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.238448][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.238451][  T515]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.238463][  T515]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.238467][  T515]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.238471][  T515]  ? 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))
[   43.238478][  T515]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.238481][  T515]  ? __kernel_text_address (kernel/extable.c:79)
[   43.238484][  T515]  ? write_profile (profile.c:?)
[   43.238489][  T515]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.238494][  T515]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.238500][  T515]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.238502][  T515]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.238503][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.238506][  T515]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.238510][  T515]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.238512][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.238514][  T515]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.238517][  T515]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.238521][  T515]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.238522][  T515]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.238525][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238528][  T515]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.238531][  T515]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.238536][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.238538][  T515]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.238541][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238543][  T515]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.238545][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238546][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238548][  T515]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.238551][  T515]  ? __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)
[   43.238554][  T515]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.238557][  T515]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.238560][  T515]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.238562][  T515]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.238568][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.238574][  T515]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.238579][  T515]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.238581][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238586][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.238588][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.238591][  T515]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.238592][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.238597][  T515]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.238599][  T515]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.238602][  T515]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.238604][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.238608][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.238611][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.238614][  T515]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.238616][  T515]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.238619][  T515]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.238626][  T515]  ? 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))
[   43.238627][  T515]  ? 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))
[   43.238631][  T515]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.238635][  T515]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.238638][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.238643][  T515]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.238646][  T515]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.238648][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.238651][  T515]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.238655][  T515]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.238659][  T515]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.238662][  T515]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.238664][  T515]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.238666][  T515]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.238674][  T515]  ___sys_sendmsg (net/socket.c:2767)
[   43.238676][  T515]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.238693][  T515]  __sys_sendmsg (net/socket.c:2799)
[   43.238696][  T515]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.238703][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.238706][  T515]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.238709][  T515]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.238712][  T515]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.238715][  T515] RIP: 0033:0x7f008cf2854e
[   43.238719][  T515] 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
[   43.238720][  T515] RSP: 002b:00007fff33367790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.238723][  T515] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f008cf2854e
[   43.238725][  T515] RDX: 0000000000000000 RSI: 00007fff33367840 RDI: 0000000000000005
[   43.238726][  T515] RBP: 00007fff333677a0 R08: 0000000000000000 R09: 0000000000000000
[   43.238727][  T515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec2
[   43.238727][  T515] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff33367f10
| [   44.347816][  T526] softirqs last disabled at (26456): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   44.347819][  T526] Preemption disabled at:
| [   44.347820][  T526] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.347828][  T526] Tainted: [W]=WARN
[   44.347829][  T526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.347831][  T526] Call Trace:
[   44.347833][  T526]  <TASK>
[   44.347834][  T526]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.347839][  T526]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.347841][  T526]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.347846][  T526]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.347849][  T526]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.347854][  T526]  __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))
[   44.347857][  T526]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.347863][  T526]  ? 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)
[   44.347866][  T526]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.347870][  T526]  put_chars (drivers/char/virtio_console.c:1176)
[   44.347873][  T526]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.347877][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.347881][  T526]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.347885][  T526]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.347889][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.347891][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.347896][  T526]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.347899][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.347902][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.347906][  T526]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.347910][  T526]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.347911][  T526]  ? 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))
[   44.347914][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.347916][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.347920][  T526]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.347924][  T526]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.347926][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.347931][  T526]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.347934][  T526]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.347935][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.347937][  T526]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.347941][  T526]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.347943][  T526]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.347946][  T526]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.347950][  T526]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.347952][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.347954][  T526]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   44.347956][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   44.347960][  T526]  _printk (kernel/printk/printk.c:2504)
[   44.347964][  T526]  ? snapshot_read.cold (user.c:?)
[   44.347966][  T526]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.347969][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.347971][  T526]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.347973][  T526]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.347976][  T526]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.347979][  T526]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.347981][  T526]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.347984][  T526]  ? netdev_notice (net/core/dev.c:13194)
[   44.347987][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.347990][  T526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.347993][  T526]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   44.347996][  T526]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.347998][  T526]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   44.348002][  T526]  ? 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))
[   44.348008][  T526]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   44.348011][  T526]  ? __kernel_text_address (kernel/extable.c:79)
[   44.348014][  T526]  ? write_profile (profile.c:?)
[   44.348018][  T526]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   44.348023][  T526]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.348028][  T526]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.348030][  T526]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.348032][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.348034][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.348037][  T526]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.348040][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.348042][  T526]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.348045][  T526]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.348048][  T526]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.348049][  T526]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.348052][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.348054][  T526]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   44.348058][  T526]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   44.348063][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.348065][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.348068][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.348070][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.348071][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.348073][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.348075][  T526]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.348077][  T526]  ? __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)
[   44.348081][  T526]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.348083][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.348087][  T526]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.348089][  T526]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.348095][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.348101][  T526]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.348106][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.348108][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.348113][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.348115][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.348117][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.348119][  T526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.348123][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.348126][  T526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.348129][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.348130][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.348135][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.348137][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.348141][  T526]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.348143][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.348146][  T526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.348152][  T526]  ? 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))
[   44.348153][  T526]  ? 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))
[   44.348158][  T526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.348162][  T526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.348165][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   44.348169][  T526]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.348173][  T526]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.348175][  T526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.348178][  T526]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.348182][  T526]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.348186][  T526]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.348188][  T526]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.348191][  T526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.348192][  T526]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   44.348200][  T526]  ___sys_sendmsg (net/socket.c:2767)
[   44.348203][  T526]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.348219][  T526]  __sys_sendmsg (net/socket.c:2799)
[   44.348223][  T526]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.348229][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.348233][  T526]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.348235][  T526]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.348239][  T526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.348241][  T526] RIP: 0033:0x7f7fb024b54e
[   44.348245][  T526] 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
[   44.348247][  T526] RSP: 002b:00007ffe83775850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.348250][  T526] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7fb024b54e
[   44.348251][  T526] RDX: 0000000000000000 RSI: 00007ffe83775900 RDI: 0000000000000005
[   44.348252][  T526] RBP: 00007ffe83775860 R08: 0000000000000000 R09: 0000000000000000
[   44.348253][  T526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec3
[   44.348254][  T526] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe83775fd0
| [   45.396959][  T538] softirqs last disabled at (17590): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.396962][  T538] Preemption disabled at:
| [   45.396963][  T538] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.396972][  T538] Tainted: [W]=WARN
[   45.396973][  T538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.396974][  T538] Call Trace:
[   45.396976][  T538]  <TASK>
[   45.396978][  T538]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.396983][  T538]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.396985][  T538]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.396990][  T538]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.396993][  T538]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.396999][  T538]  __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))
[   45.397001][  T538]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.397008][  T538]  ? 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)
[   45.397011][  T538]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.397015][  T538]  put_chars (drivers/char/virtio_console.c:1176)
[   45.397018][  T538]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.397022][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.397025][  T538]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.397030][  T538]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.397034][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397036][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397041][  T538]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.397044][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397047][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.397052][  T538]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.397056][  T538]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.397057][  T538]  ? 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))
[   45.397060][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397062][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.397066][  T538]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.397070][  T538]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.397072][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397077][  T538]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.397080][  T538]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.397081][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397083][  T538]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.397087][  T538]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.397089][  T538]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.397092][  T538]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.397096][  T538]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.397098][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397100][  T538]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   45.397102][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.397106][  T538]  _printk (kernel/printk/printk.c:2504)
[   45.397110][  T538]  ? snapshot_read.cold (user.c:?)
[   45.397112][  T538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.397115][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.397117][  T538]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.397119][  T538]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.397123][  T538]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.397126][  T538]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.397128][  T538]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.397131][  T538]  ? netdev_notice (net/core/dev.c:13194)
[   45.397134][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.397137][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.397139][  T538]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.397143][  T538]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.397146][  T538]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.397149][  T538]  ? 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))
[   45.397155][  T538]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.397158][  T538]  ? __kernel_text_address (kernel/extable.c:79)
[   45.397161][  T538]  ? write_profile (profile.c:?)
[   45.397166][  T538]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.397171][  T538]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.397176][  T538]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.397179][  T538]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.397180][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.397182][  T538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.397186][  T538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.397188][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.397190][  T538]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.397193][  T538]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.397197][  T538]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.397198][  T538]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.397201][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397204][  T538]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.397207][  T538]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.397212][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.397214][  T538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.397217][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397219][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.397221][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397222][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397224][  T538]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.397226][  T538]  ? __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)
[   45.397230][  T538]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.397232][  T538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.397236][  T538]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.397238][  T538]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.397244][  T538]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.397250][  T538]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.397255][  T538]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.397257][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397262][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.397264][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.397267][  T538]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.397268][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.397273][  T538]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.397275][  T538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.397278][  T538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.397280][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.397285][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.397287][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.397291][  T538]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.397292][  T538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.397295][  T538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.397302][  T538]  ? 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))
[   45.397303][  T538]  ? 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))
[   45.397308][  T538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.397312][  T538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.397315][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.397319][  T538]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.397323][  T538]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.397325][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.397328][  T538]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.397332][  T538]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.397336][  T538]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.397339][  T538]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.397341][  T538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.397343][  T538]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.397351][  T538]  ___sys_sendmsg (net/socket.c:2767)
[   45.397354][  T538]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.397375][  T538]  __sys_sendmsg (net/socket.c:2799)
[   45.397378][  T538]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.397385][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.397388][  T538]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.397391][  T538]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.397394][  T538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.397397][  T538] RIP: 0033:0x7f2d7b70b54e
[   45.397401][  T538] 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
[   45.397403][  T538] RSP: 002b:00007ffd29441f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.397406][  T538] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d7b70b54e
[   45.397407][  T538] RDX: 0000000000000000 RSI: 00007ffd29442030 RDI: 0000000000000005
[   45.397408][  T538] RBP: 00007ffd29441f90 R08: 0000000000000000 R09: 0000000000000000
[   45.397409][  T538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec4
[   45.397410][  T538] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd29442700
| [   45.424210][    C0]
| [   45.424210][    C0]
| [   45.424210][    C0] stack backtrace:
| [   45.424216][    C0] Tainted: [W]=WARN
[   45.424217][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.424218][    C0] Call Trace:
[   45.424219][    C0]  <IRQ>
[   45.424220][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.424223][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   45.424226][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   45.424229][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   45.424232][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   45.424233][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   45.424236][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.424238][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   45.424240][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.424242][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.424244][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   45.424246][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   45.424247][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[   45.424249][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.424251][    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))
[   45.424253][    C0]  _printk (kernel/printk/printk.c:2504)
[   45.424255][    C0]  ? snapshot_read.cold (user.c:?)
[   45.424257][    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))
[   45.424259][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424262][    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))
[   45.424263][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   45.424265][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   45.424267][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   45.424268][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.424270][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   45.424271][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.424273][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424276][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.424278][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   45.424279][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   45.424281][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   45.424283][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.424286][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.424288][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   45.424290][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   45.424291][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.424293][    C0]  handle_softirqs (kernel/softirq.c:645)
[   45.424295][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   45.424297][    C0]  ? 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)
[   45.424299][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.424300][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   45.424302][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   45.424304][    C0]  </IRQ>
[   45.424304][    C0]  <TASK>
[   45.424305][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   45.424307][    C0]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   45.424309][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.424310][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.424313][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   45.424315][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.424316][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.424318][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424320][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.424321][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.424323][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   45.424325][    C0]  ? neigh_hh_output (./include/net/neighbour.h:525)
[   45.424327][    C0]  ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236)
[   45.424329][    C0]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[   45.424331][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.424333][    C0]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[   45.424335][    C0]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[   45.424337][    C0]  ? ip_finish_output (./include/linux/cgroup.h:915)
[   45.424338][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.424340][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424342][    C0]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[   45.424344][    C0]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[   45.424346][    C0]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1716)
[   45.424349][    C0]  ? napi_skb_cache_get (./include/linux/local_lock_internal.h:60 (discriminator 1))
[   45.424352][    C0]  ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23)
[   45.424354][    C0]  ? tcp_mtu_probe (./include/net/net_namespace.h:422 (discriminator 1) ./include/net/sock.h:713 (discriminator 1) net/ipv4/tcp_output.c:2689 (discriminator 1))
[   45.424358][    C0]  tcp_write_xmit (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:3062)
[   45.424363][    C0]  ? tcp_retrans_try_collapse (./arch/x86/include/asm/atomic.h:23)
[   45.424365][    C0]  ? skb_do_copy_data_nocache (./include/linux/uio.h:228 ./include/linux/uio.h:245 ./include/net/sock.h:2327)
[   45.424367][    C0]  ? trace_tcp_sendmsg_locked (./include/trace/events/tcp.h:335 (discriminator 19))
[   45.424370][    C0]  __tcp_push_pending_frames (net/ipv4/tcp_output.c:3245 (discriminator 1))
[   45.424372][    C0]  tcp_sendmsg_locked (net/ipv4/tcp.c:1415)
[   45.424375][    C0]  ? tcp_sendmsg_fastopen (net/ipv4/tcp.c:1081)
[   45.424377][    C0]  ? 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)
[   45.424379][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.424381][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.424383][    C0]  tcp_sendmsg (net/ipv4/tcp.c:1452)
[   45.424385][    C0]  sock_write_iter (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:1266 (discriminator 4))
[   45.424387][    C0]  ? ____sys_recvmsg (net/socket.c:1151 (discriminator 3))
[   45.424388][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424391][    C0]  ? ____sys_recvmsg (net/socket.c:1151 (discriminator 3))
[   45.424393][    C0]  new_sync_write (fs/read_write.c:595)
[   45.424395][    C0]  ? new_sync_read (./include/linux/ioprio.h:41)
[   45.424397][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.424400][    C0]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   45.424402][    C0]  vfs_write (fs/read_write.c:687)
[   45.424404][    C0]  ksys_write (fs/read_write.c:739)
[   45.424406][    C0]  ? __ia32_sys_read (fs/read_write.c:723)
[   45.424407][    C0]  ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207)
[   45.424409][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.424411][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.424412][    C0]  ? irq_exit_rcu (kernel/softirq.c:786)
[   45.424414][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.424416][    C0] RIP: 0033:0x7fcaba527312
[   45.424418][    C0] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   45.424420][    C0] RSP: 002b:00007fcab7cefc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.424423][    C0] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007fcaba527312
[   45.424424][    C0] RDX: 0000000000000038 RSI: 00007fcab9cfa000 RDI: 000000000000000f
[   45.424425][    C0] RBP: 00007fcab7cefca0 R08: 0000000000000000 R09: 0000000000000000
[   45.424426][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcab9cfa000
[   45.424427][    C0] R13: 000000000000000f R14: 0000000000000038 R15: 000056059f6ad750
| [   46.475170][  T549] softirqs last disabled at (0): 0x0
| [   46.475172][  T549] Preemption disabled at:
| [   46.475173][  T549] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.475184][  T549] Tainted: [W]=WARN
[   46.475185][  T549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.475187][  T549] Call Trace:
[   46.475189][  T549]  <TASK>
[   46.475190][  T549]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.475195][  T549]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.475197][  T549]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.475201][  T549]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.475203][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475206][  T549]  __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))
[   46.475210][  T549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.475213][  T549]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.475218][  T549]  ? 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)
[   46.475220][  T549]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.475222][  T549]  put_chars (drivers/char/virtio_console.c:1176)
[   46.475224][  T549]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.475226][  T549]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   46.475227][  T549]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.475229][  T549]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.475233][  T549]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.475235][  T549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.475237][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475238][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475239][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475242][  T549]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.475245][  T549]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.475246][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475247][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475249][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475250][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475252][  T549]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.475254][  T549]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.475256][  T549]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.475258][  T549]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.475259][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475261][  T549]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.475262][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475263][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475265][  T549]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.475267][  T549]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.475268][  T549]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.475271][  T549]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.475272][  T549]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.475274][  T549]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.475276][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475277][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475279][  T549]  _printk (kernel/printk/printk.c:2504)
[   46.475282][  T549]  ? snapshot_read.cold (user.c:?)
[   46.475284][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475286][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475287][  T549]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.475290][  T549]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.475292][  T549]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.475295][  T549]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.475297][  T549]  ? netdev_notice (net/core/dev.c:13194)
[   46.475298][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475300][  T549]  ? 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)
[   46.475303][  T549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.475304][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475305][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475307][  T549]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.475309][  T549]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   46.475311][  T549]  ? 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)
[   46.475312][  T549]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.475313][  T549]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   46.475316][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475317][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475319][  T549]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   46.475323][  T549]  ? __kernel_text_address (kernel/extable.c:79)
[   46.475325][  T549]  ? write_profile (profile.c:?)
[   46.475328][  T549]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   46.475331][  T549]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.475334][  T549]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.475336][  T549]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.475337][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475338][  T549]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.475342][  T549]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.475345][  T549]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.475347][  T549]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.475348][  T549]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.475350][  T549]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.475351][  T549]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.475353][  T549]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.475354][  T549]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.475357][  T549]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.475359][  T549]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.475361][  T549]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.475365][  T549]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.475366][  T549]  ? __sys_sendmsg (net/socket.c:2799)
[   46.475369][  T549]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.475372][  T549]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.475374][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475376][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475377][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475378][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475380][  T549]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.475382][  T549]  ? __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)
[   46.475384][  T549]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.475386][  T549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.475387][  T549]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.475389][  T549]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.475392][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.475395][  T549]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.475397][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475398][  T549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.475399][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475401][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475402][  T549]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.475406][  T549]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.475408][  T549]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.475409][  T549]  ? __kernel_text_address (kernel/extable.c:79)
[   46.475411][  T549]  ? write_profile (profile.c:?)
[   46.475412][  T549]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.475415][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475417][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475418][  T549]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.475420][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475422][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475423][  T549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.475425][  T549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.475426][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.475427][  T549]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.475432][  T549]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.475435][  T549]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.475436][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.475437][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475439][  T549]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.475440][  T549]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.475443][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475444][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475446][  T549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.475448][  T549]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.475450][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475451][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475452][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.475454][  T549]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.475456][  T549]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.475458][  T549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.475459][  T549]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.475463][  T549]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.475464][  T549]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.475466][  T549]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.475468][  T549]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   46.475469][  T549]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.475478][  T549]  ___sys_sendmsg (net/socket.c:2767)
[   46.475479][  T549]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.475484][  T549]  __sys_sendmsg (net/socket.c:2799)
[   46.475486][  T549]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.475489][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.475491][  T549]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.475492][  T549]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.475495][  T549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.475496][  T549] RIP: 0033:0x7fd5d799754e
[   46.475498][  T549] 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
[   46.475500][  T549] RSP: 002b:00007ffd3230a540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.475504][  T549] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd5d799754e
[   46.475506][  T549] RDX: 0000000000000000 RSI: 00007ffd3230a5f0 RDI: 0000000000000005
[   46.475506][  T549] RBP: 00007ffd3230a550 R08: 0000000000000000 R09: 0000000000000000
[   46.475507][  T549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec5
[   46.475508][  T549] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3230acc0
| [   47.519800][  T562] softirqs last disabled at (0): 0x0
| [   47.519802][  T562] Preemption disabled at:
| [   47.519803][  T562] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.519814][  T562] Tainted: [W]=WARN
[   47.519815][  T562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.519817][  T562] Call Trace:
[   47.519819][  T562]  <TASK>
[   47.519820][  T562]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.519825][  T562]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.519826][  T562]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.519830][  T562]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.519833][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519836][  T562]  __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))
[   47.519840][  T562]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.519843][  T562]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.519847][  T562]  ? 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)
[   47.519849][  T562]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.519851][  T562]  put_chars (drivers/char/virtio_console.c:1176)
[   47.519854][  T562]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.519855][  T562]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   47.519857][  T562]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.519859][  T562]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.519863][  T562]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.519865][  T562]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.519866][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519868][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519869][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.519872][  T562]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.519874][  T562]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.519875][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519876][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519878][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519879][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.519881][  T562]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.519882][  T562]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.519884][  T562]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.519886][  T562]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.519888][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.519889][  T562]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.519890][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519892][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.519893][  T562]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.519895][  T562]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.519897][  T562]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.519899][  T562]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.519901][  T562]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.519903][  T562]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.519904][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.519906][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519908][  T562]  _printk (kernel/printk/printk.c:2504)
[   47.519911][  T562]  ? snapshot_read.cold (user.c:?)
[   47.519913][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.519914][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519916][  T562]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.519918][  T562]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.519920][  T562]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.519923][  T562]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.519926][  T562]  ? netdev_notice (net/core/dev.c:13194)
[   47.519927][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.519929][  T562]  ? 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)
[   47.519931][  T562]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.519933][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519934][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519936][  T562]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.519939][  T562]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   47.519940][  T562]  ? 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)
[   47.519941][  T562]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.519943][  T562]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.519945][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519946][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.519949][  T562]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.519952][  T562]  ? __kernel_text_address (kernel/extable.c:79)
[   47.519954][  T562]  ? write_profile (profile.c:?)
[   47.519957][  T562]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.519960][  T562]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.519963][  T562]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.519964][  T562]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.519966][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.519967][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.519971][  T562]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.519974][  T562]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.519975][  T562]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.519977][  T562]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.519979][  T562]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.519980][  T562]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.519981][  T562]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.519983][  T562]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.519986][  T562]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.519987][  T562]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.519988][  T562]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.519991][  T562]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.519993][  T562]  ? __sys_sendmsg (net/socket.c:2799)
[   47.519995][  T562]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.519998][  T562]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.520001][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520002][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.520004][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520005][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520006][  T562]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.520008][  T562]  ? __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)
[   47.520010][  T562]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.520012][  T562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.520014][  T562]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.520015][  T562]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.520019][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.520021][  T562]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.520023][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520024][  T562]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.520025][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.520027][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520029][  T562]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.520032][  T562]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.520034][  T562]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.520036][  T562]  ? __kernel_text_address (kernel/extable.c:79)
[   47.520037][  T562]  ? write_profile (profile.c:?)
[   47.520039][  T562]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.520042][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520043][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520044][  T562]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.520047][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.520049][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520050][  T562]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.520052][  T562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.520054][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.520055][  T562]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.520057][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.520059][  T562]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.520061][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.520062][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.520064][  T562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.520065][  T562]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.520068][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520069][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.520071][  T562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.520073][  T562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.520074][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520076][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520077][  T562]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.520079][  T562]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.520081][  T562]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.520083][  T562]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.520084][  T562]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.520088][  T562]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.520090][  T562]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.520091][  T562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.520093][  T562]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.520094][  T562]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.520097][  T562]  ___sys_sendmsg (net/socket.c:2767)
[   47.520099][  T562]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.520104][  T562]  __sys_sendmsg (net/socket.c:2799)
[   47.520106][  T562]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.520109][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.520110][  T562]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.520112][  T562]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.520114][  T562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.520116][  T562] RIP: 0033:0x7f2abd14f54e
[   47.520118][  T562] 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
[   47.520119][  T562] RSP: 002b:00007ffc055aef10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.520123][  T562] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2abd14f54e
[   47.520125][  T562] RDX: 0000000000000000 RSI: 00007ffc055aefc0 RDI: 0000000000000005
[   47.520125][  T562] RBP: 00007ffc055aef20 R08: 0000000000000000 R09: 0000000000000000
[   47.520126][  T562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec6
[   47.520127][  T562] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc055af690
| [   48.528718][  T574] softirqs last disabled at (0): 0x0
| [   48.528720][  T574] Preemption disabled at:
| [   48.528721][  T574] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.528731][  T574] Tainted: [W]=WARN
[   48.528733][  T574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.528734][  T574] Call Trace:
[   48.528736][  T574]  <TASK>
[   48.528737][  T574]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.528742][  T574]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.528743][  T574]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.528748][  T574]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.528750][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528754][  T574]  __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))
[   48.528757][  T574]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.528760][  T574]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.528765][  T574]  ? 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)
[   48.528767][  T574]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.528769][  T574]  put_chars (drivers/char/virtio_console.c:1176)
[   48.528772][  T574]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.528774][  T574]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   48.528775][  T574]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.528777][  T574]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.528781][  T574]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.528783][  T574]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.528785][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528786][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528787][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528790][  T574]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.528792][  T574]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.528794][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528795][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528796][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528797][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528799][  T574]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.528801][  T574]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.528802][  T574]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.528805][  T574]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.528806][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528808][  T574]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.528809][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528810][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.528812][  T574]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.528814][  T574]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.528815][  T574]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.528818][  T574]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.528819][  T574]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.528821][  T574]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.528823][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528825][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528826][  T574]  _printk (kernel/printk/printk.c:2504)
[   48.528829][  T574]  ? snapshot_read.cold (user.c:?)
[   48.528831][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528833][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528835][  T574]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.528837][  T574]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.528839][  T574]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.528842][  T574]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.528844][  T574]  ? netdev_notice (net/core/dev.c:13194)
[   48.528846][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.528848][  T574]  ? 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)
[   48.528850][  T574]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.528852][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528853][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528854][  T574]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.528857][  T574]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   48.528859][  T574]  ? 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)
[   48.528860][  T574]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.528861][  T574]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.528864][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528866][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.528868][  T574]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.528871][  T574]  ? __kernel_text_address (kernel/extable.c:79)
[   48.528874][  T574]  ? write_profile (profile.c:?)
[   48.528877][  T574]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.528880][  T574]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.528883][  T574]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.528885][  T574]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.528886][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528887][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.528891][  T574]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.528894][  T574]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.528896][  T574]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.528897][  T574]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.528899][  T574]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.528901][  T574]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.528902][  T574]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.528903][  T574]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.528906][  T574]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.528907][  T574]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.528909][  T574]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.528912][  T574]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.528913][  T574]  ? __sys_sendmsg (net/socket.c:2799)
[   48.528915][  T574]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.528918][  T574]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.528921][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528922][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528924][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528925][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528927][  T574]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.528929][  T574]  ? __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)
[   48.528931][  T574]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.528933][  T574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.528934][  T574]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.528936][  T574]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.528939][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.528941][  T574]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.528943][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528944][  T574]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.528946][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528947][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528949][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.528952][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.528954][  T574]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.528956][  T574]  ? __kernel_text_address (kernel/extable.c:79)
[   48.528958][  T574]  ? write_profile (profile.c:?)
[   48.528959][  T574]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.528962][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528963][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528964][  T574]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.528967][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528969][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528970][  T574]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.528971][  T574]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.528973][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.528974][  T574]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.528976][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.528979][  T574]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.528980][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.528982][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.528983][  T574]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.528985][  T574]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.528987][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528988][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.528990][  T574]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.528992][  T574]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.528994][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528995][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.528996][  T574]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.528998][  T574]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.529000][  T574]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.529002][  T574]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.529004][  T574]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.529007][  T574]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.529009][  T574]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.529010][  T574]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.529012][  T574]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.529013][  T574]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.529016][  T574]  ___sys_sendmsg (net/socket.c:2767)
[   48.529018][  T574]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.529023][  T574]  __sys_sendmsg (net/socket.c:2799)
[   48.529025][  T574]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.529028][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.529029][  T574]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.529031][  T574]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.529033][  T574]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.529035][  T574] RIP: 0033:0x7f790c8c754e
[   48.529037][  T574] 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
[   48.529039][  T574] RSP: 002b:00007ffdb4669120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.529042][  T574] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f790c8c754e
[   48.529044][  T574] RDX: 0000000000000000 RSI: 00007ffdb46691d0 RDI: 0000000000000005
[   48.529045][  T574] RBP: 00007ffdb4669130 R08: 0000000000000000 R09: 0000000000000000
[   48.529046][  T574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec7
[   48.529047][  T574] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb46698a0
| [   49.598502][  T587] softirqs last disabled at (0): 0x0
| [   49.598504][  T587] Preemption disabled at:
| [   49.598505][  T587] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.598519][  T587] Tainted: [W]=WARN
[   49.598520][  T587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.598523][  T587] Call Trace:
[   49.598525][  T587]  <TASK>
[   49.598527][  T587]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.598533][  T587]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.598535][  T587]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.598540][  T587]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.598543][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598548][  T587]  __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))
[   49.598552][  T587]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.598556][  T587]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.598562][  T587]  ? 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)
[   49.598565][  T587]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.598568][  T587]  put_chars (drivers/char/virtio_console.c:1176)
[   49.598572][  T587]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.598574][  T587]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   49.598577][  T587]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.598580][  T587]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.598586][  T587]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.598588][  T587]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.598591][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598593][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598596][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598600][  T587]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.598603][  T587]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.598606][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598608][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598610][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598612][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598616][  T587]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.598618][  T587]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.598621][  T587]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.598625][  T587]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.598627][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598630][  T587]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.598632][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598634][  T587]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.598637][  T587]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.598640][  T587]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.598643][  T587]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.598646][  T587]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.598649][  T587]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.598652][  T587]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.598655][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598658][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598661][  T587]  _printk (kernel/printk/printk.c:2504)
[   49.598665][  T587]  ? snapshot_read.cold (user.c:?)
[   49.598668][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598671][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598673][  T587]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.598677][  T587]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.598679][  T587]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.598684][  T587]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.598687][  T587]  ? netdev_notice (net/core/dev.c:13194)
[   49.598690][  T587]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   49.598693][  T587]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   49.598697][  T587]  ? 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)
[   49.598701][  T587]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.598703][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598705][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598708][  T587]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.598711][  T587]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   49.598714][  T587]  ? 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)
[   49.598716][  T587]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.598718][  T587]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.598723][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598725][  T587]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.598730][  T587]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   49.598734][  T587]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   49.598737][  T587]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.598741][  T587]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.598745][  T587]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.598748][  T587]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.598753][  T587]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.598757][  T587]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.598759][  T587]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.598762][  T587]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.598764][  T587]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.598767][  T587]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.598769][  T587]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.598771][  T587]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.598775][  T587]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.598777][  T587]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.598779][  T587]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.598783][  T587]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.598785][  T587]  ? __sys_sendmsg (net/socket.c:2799)
[   49.598788][  T587]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.598791][  T587]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.598795][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598797][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598800][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598801][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598804][  T587]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.598807][  T587]  ? __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)
[   49.598810][  T587]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.598813][  T587]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.598816][  T587]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.598818][  T587]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.598823][  T587]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.598827][  T587]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.598830][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598833][  T587]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.598835][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598837][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598840][  T587]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.598845][  T587]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.598848][  T587]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.598851][  T587]  ? __kernel_text_address (kernel/extable.c:79)
[   49.598854][  T587]  ? write_profile (profile.c:?)
[   49.598857][  T587]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.598861][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598863][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598865][  T587]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.598868][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598871][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598873][  T587]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.598875][  T587]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.598878][  T587]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.598880][  T587]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.598883][  T587]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.598888][  T587]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.598890][  T587]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.598892][  T587]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.598895][  T587]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.598896][  T587]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.598900][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598901][  T587]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.598921][  T587]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.598924][  T587]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.598927][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598929][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598931][  T587]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.598934][  T587]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.598938][  T587]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.598941][  T587]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.598943][  T587]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.598949][  T587]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.598951][  T587]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.598954][  T587]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.598957][  T587]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.598959][  T587]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.598964][  T587]  ___sys_sendmsg (net/socket.c:2767)
[   49.598967][  T587]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.598975][  T587]  __sys_sendmsg (net/socket.c:2799)
[   49.598979][  T587]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.598984][  T587]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.598987][  T587]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.598989][  T587]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.598993][  T587]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.598996][  T587] RIP: 0033:0x7fa6eade754e
[   49.598999][  T587] 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
[   49.599002][  T587] RSP: 002b:00007ffd5304bae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.599006][  T587] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa6eade754e
[   49.599009][  T587] RDX: 0000000000000000 RSI: 00007ffd5304bb90 RDI: 0000000000000005
[   49.599010][  T587] RBP: 00007ffd5304baf0 R08: 0000000000000000 R09: 0000000000000000
[   49.599012][  T587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fec8
[   49.599014][  T587] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5304c260
| [   50.672893][  T598] softirqs last disabled at (0): 0x0
| [   50.672894][  T598] Preemption disabled at:
| [   50.672895][  T598] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.672906][  T598] Tainted: [W]=WARN
[   50.672907][  T598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.672909][  T598] Call Trace:
[   50.672911][  T598]  <TASK>
[   50.672912][  T598]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.672917][  T598]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.672918][  T598]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.672922][  T598]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.672925][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672928][  T598]  __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))
[   50.672932][  T598]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.672935][  T598]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.672939][  T598]  ? 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)
[   50.672941][  T598]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.672944][  T598]  put_chars (drivers/char/virtio_console.c:1176)
[   50.672946][  T598]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.672948][  T598]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   50.672949][  T598]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.672951][  T598]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.672955][  T598]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.672957][  T598]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.672959][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672960][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672962][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.672964][  T598]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.672967][  T598]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.672968][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672969][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672970][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672972][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.672974][  T598]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.672975][  T598]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.672977][  T598]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.672979][  T598]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.672981][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.672982][  T598]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.672984][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.672985][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.672987][  T598]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.672988][  T598]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.672990][  T598]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.672992][  T598]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.672994][  T598]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.672996][  T598]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.672997][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.672999][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673001][  T598]  _printk (kernel/printk/printk.c:2504)
[   50.673004][  T598]  ? snapshot_read.cold (user.c:?)
[   50.673006][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.673008][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673009][  T598]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.673012][  T598]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.673013][  T598]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.673016][  T598]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.673019][  T598]  ? netdev_notice (net/core/dev.c:13194)
[   50.673020][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.673022][  T598]  ? 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)
[   50.673025][  T598]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.673026][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673028][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673029][  T598]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.673032][  T598]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   50.673033][  T598]  ? 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)
[   50.673034][  T598]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.673036][  T598]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.673038][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673040][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.673042][  T598]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.673045][  T598]  ? __kernel_text_address (kernel/extable.c:79)
[   50.673048][  T598]  ? write_profile (profile.c:?)
[   50.673050][  T598]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.673053][  T598]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.673056][  T598]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.673058][  T598]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.673059][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673061][  T598]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.673065][  T598]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.673067][  T598]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.673069][  T598]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.673071][  T598]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.673072][  T598]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   50.673074][  T598]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   50.673075][  T598]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.673076][  T598]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.673079][  T598]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.673081][  T598]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.673082][  T598]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.673085][  T598]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.673086][  T598]  ? __sys_sendmsg (net/socket.c:2799)
[   50.673089][  T598]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.673092][  T598]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.673094][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673096][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.673097][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673098][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673100][  T598]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.673102][  T598]  ? __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)
[   50.673104][  T598]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.673106][  T598]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.673108][  T598]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.673109][  T598]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.673112][  T598]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.673114][  T598]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.673117][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673118][  T598]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.673119][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.673121][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673122][  T598]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.673126][  T598]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.673128][  T598]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.673129][  T598]  ? __kernel_text_address (kernel/extable.c:79)
[   50.673131][  T598]  ? write_profile (profile.c:?)
[   50.673132][  T598]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.673135][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673137][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673138][  T598]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.673140][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.673142][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673144][  T598]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.673145][  T598]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.673147][  T598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.673148][  T598]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.673150][  T598]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.673152][  T598]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.673154][  T598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.673155][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.673157][  T598]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.673158][  T598]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.673161][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673162][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.673164][  T598]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.673166][  T598]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.673168][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673169][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673170][  T598]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.673172][  T598]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.673174][  T598]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.673176][  T598]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.673178][  T598]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.673182][  T598]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.673183][  T598]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.673185][  T598]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.673187][  T598]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   50.673188][  T598]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.673191][  T598]  ___sys_sendmsg (net/socket.c:2767)
[   50.673193][  T598]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.673198][  T598]  __sys_sendmsg (net/socket.c:2799)
[   50.673200][  T598]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.673203][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.673204][  T598]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.673206][  T598]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.673208][  T598]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.673210][  T598] RIP: 0033:0x7f105aa6954e
[   50.673212][  T598] 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
[   50.673214][  T598] RSP: 002b:00007fff07323a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.673218][  T598] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f105aa6954e
[   50.673219][  T598] RDX: 0000000000000000 RSI: 00007fff07323b30 RDI: 0000000000000005
[   50.673220][  T598] RBP: 00007fff07323a90 R08: 0000000000000000 R09: 0000000000000000
[   50.673221][  T598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90feca
[   50.673222][  T598] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff07324200
| [   51.686037][  T612] softirqs last disabled at (0): 0x0
| [   51.686039][  T612] Preemption disabled at:
| [   51.686040][  T612] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.686051][  T612] Tainted: [W]=WARN
[   51.686052][  T612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.686054][  T612] Call Trace:
[   51.686055][  T612]  <TASK>
[   51.686056][  T612]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.686061][  T612]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.686063][  T612]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.686067][  T612]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.686069][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686073][  T612]  __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))
[   51.686076][  T612]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.686079][  T612]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.686084][  T612]  ? 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)
[   51.686086][  T612]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.686088][  T612]  put_chars (drivers/char/virtio_console.c:1176)
[   51.686090][  T612]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.686092][  T612]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   51.686094][  T612]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.686096][  T612]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.686100][  T612]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.686102][  T612]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.686103][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686104][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686106][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686109][  T612]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.686111][  T612]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.686112][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686114][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686115][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686116][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686118][  T612]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.686119][  T612]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.686121][  T612]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.686124][  T612]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.686125][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686127][  T612]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.686128][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686129][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686131][  T612]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.686132][  T612]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   51.686134][  T612]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.686137][  T612]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.686138][  T612]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.686140][  T612]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.686142][  T612]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   51.686146][  T612]  _printk (kernel/printk/printk.c:2504)
[   51.686149][  T612]  ? snapshot_read.cold (user.c:?)
[   51.686151][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686152][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686154][  T612]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.686157][  T612]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.686158][  T612]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.686161][  T612]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.686163][  T612]  ? netdev_notice (net/core/dev.c:13194)
[   51.686165][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686167][  T612]  ? 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)
[   51.686169][  T612]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.686171][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686172][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686173][  T612]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.686176][  T612]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   51.686177][  T612]  ? 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)
[   51.686179][  T612]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.686180][  T612]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.686182][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686184][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686186][  T612]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.686189][  T612]  ? __kernel_text_address (kernel/extable.c:79)
[   51.686192][  T612]  ? write_profile (profile.c:?)
[   51.686195][  T612]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.686198][  T612]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.686201][  T612]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.686202][  T612]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.686204][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686205][  T612]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.686207][  T612]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.686210][  T612]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.686211][  T612]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.686213][  T612]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.686215][  T612]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   51.686216][  T612]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   51.686217][  T612]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.686219][  T612]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.686221][  T612]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.686223][  T612]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.686224][  T612]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.686227][  T612]  ? ___sys_sendmsg (net/socket.c:2767)
[   51.686229][  T612]  ? __sys_sendmsg (net/socket.c:2799)
[   51.686231][  T612]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.686234][  T612]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.686236][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686238][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686239][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686240][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686242][  T612]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.686244][  T612]  ? __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)
[   51.686246][  T612]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.686248][  T612]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.686250][  T612]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.686251][  T612]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.686254][  T612]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.686256][  T612]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.686258][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686260][  T612]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.686261][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686263][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686264][  T612]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   51.686268][  T612]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   51.686269][  T612]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.686271][  T612]  ? __kernel_text_address (kernel/extable.c:79)
[   51.686272][  T612]  ? write_profile (profile.c:?)
[   51.686274][  T612]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.686277][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686278][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686279][  T612]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   51.686282][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686284][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686285][  T612]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.686286][  T612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.686288][  T612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.686292][  T612]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.686294][  T612]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.686296][  T612]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.686298][  T612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.686299][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686301][  T612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.686302][  T612]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   51.686305][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686306][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686308][  T612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.686310][  T612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.686312][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686313][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686314][  T612]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.686316][  T612]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.686318][  T612]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.686320][  T612]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.686322][  T612]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.686326][  T612]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.686327][  T612]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.686329][  T612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.686331][  T612]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   51.686332][  T612]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.686335][  T612]  ___sys_sendmsg (net/socket.c:2767)
[   51.686337][  T612]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.686342][  T612]  __sys_sendmsg (net/socket.c:2799)
[   51.686344][  T612]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.686346][  T612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.686348][  T612]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.686349][  T612]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.686352][  T612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.686353][  T612] RIP: 0033:0x7f23541f754e
[   51.686355][  T612] 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
[   51.686357][  T612] RSP: 002b:00007ffd207d2c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.686362][  T612] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23541f754e
[   51.686364][  T612] RDX: 0000000000000000 RSI: 00007ffd207d2d10 RDI: 0000000000000005
[   51.686365][  T612] RBP: 00007ffd207d2c70 R08: 0000000000000000 R09: 0000000000000000
[   51.686366][  T612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fecb
[   51.686367][  T612] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd207d33e0
| [   52.740658][  T626] softirqs last disabled at (0): 0x0
| [   52.740659][  T626] Preemption disabled at:
| [   52.740660][  T626] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.740671][  T626] Tainted: [W]=WARN
[   52.740673][  T626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.740674][  T626] Call Trace:
[   52.740676][  T626]  <TASK>
[   52.740677][  T626]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.740682][  T626]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.740683][  T626]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.740687][  T626]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.740690][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740693][  T626]  __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))
[   52.740697][  T626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.740700][  T626]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.740704][  T626]  ? 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)
[   52.740706][  T626]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.740708][  T626]  put_chars (drivers/char/virtio_console.c:1176)
[   52.740710][  T626]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.740712][  T626]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   52.740714][  T626]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   52.740716][  T626]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.740720][  T626]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.740722][  T626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.740723][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740725][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740726][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740729][  T626]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.740731][  T626]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.740733][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740734][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740735][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740736][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740739][  T626]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   52.740740][  T626]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.740742][  T626]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.740744][  T626]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.740745][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740747][  T626]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.740748][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740749][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740751][  T626]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.740753][  T626]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   52.740755][  T626]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.740758][  T626]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.740759][  T626]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.740761][  T626]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.740763][  T626]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   52.740766][  T626]  _printk (kernel/printk/printk.c:2504)
[   52.740769][  T626]  ? snapshot_read.cold (user.c:?)
[   52.740771][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740773][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740774][  T626]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.740777][  T626]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.740779][  T626]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.740782][  T626]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.740784][  T626]  ? netdev_notice (net/core/dev.c:13194)
[   52.740785][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740788][  T626]  ? 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)
[   52.740790][  T626]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.740791][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740792][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740794][  T626]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.740796][  T626]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   52.740798][  T626]  ? 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)
[   52.740799][  T626]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.740800][  T626]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.740803][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740804][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740806][  T626]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.740810][  T626]  ? __kernel_text_address (kernel/extable.c:79)
[   52.740812][  T626]  ? write_profile (profile.c:?)
[   52.740815][  T626]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.740818][  T626]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.740821][  T626]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.740822][  T626]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.740823][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740825][  T626]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.740827][  T626]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.740830][  T626]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.740831][  T626]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.740833][  T626]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   52.740835][  T626]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   52.740836][  T626]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   52.740837][  T626]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.740838][  T626]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.740841][  T626]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.740842][  T626]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.740844][  T626]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.740847][  T626]  ? ___sys_sendmsg (net/socket.c:2767)
[   52.740848][  T626]  ? __sys_sendmsg (net/socket.c:2799)
[   52.740850][  T626]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.740853][  T626]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.740856][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740857][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740859][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740860][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740861][  T626]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.740863][  T626]  ? __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)
[   52.740866][  T626]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.740867][  T626]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.740869][  T626]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.740871][  T626]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.740874][  T626]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.740876][  T626]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.740878][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740879][  T626]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.740880][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740882][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740883][  T626]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   52.740887][  T626]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   52.740889][  T626]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.740890][  T626]  ? __kernel_text_address (kernel/extable.c:79)
[   52.740892][  T626]  ? write_profile (profile.c:?)
[   52.740895][  T626]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.740899][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740900][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740901][  T626]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.740904][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740906][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740907][  T626]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.740908][  T626]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.740910][  T626]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.740911][  T626]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.740913][  T626]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.740916][  T626]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.740917][  T626]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.740918][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740920][  T626]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.740922][  T626]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   52.740924][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740925][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740927][  T626]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.740929][  T626]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.740931][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740932][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740933][  T626]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.740935][  T626]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.740937][  T626]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.740939][  T626]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.740941][  T626]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.740945][  T626]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.740946][  T626]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.740948][  T626]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.740949][  T626]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.740951][  T626]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.740954][  T626]  ___sys_sendmsg (net/socket.c:2767)
[   52.740955][  T626]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.740960][  T626]  __sys_sendmsg (net/socket.c:2799)
[   52.740962][  T626]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.740965][  T626]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.740966][  T626]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.740968][  T626]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.740970][  T626]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.740972][  T626] RIP: 0033:0x7f4764d9754e
[   52.740974][  T626] 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
[   52.740976][  T626] RSP: 002b:00007ffdb925fb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.740979][  T626] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4764d9754e
[   52.740981][  T626] RDX: 0000000000000000 RSI: 00007ffdb925fc00 RDI: 0000000000000005
[   52.740982][  T626] RBP: 00007ffdb925fb60 R08: 0000000000000000 R09: 0000000000000000
[   52.740983][  T626] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fecc
[   52.740984][  T626] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb92602d0
| [   53.762102][  T640] softirqs last disabled at (0): 0x0
| [   53.762104][  T640] Preemption disabled at:
| [   53.762105][  T640] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.762116][  T640] Tainted: [W]=WARN
[   53.762117][  T640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.762118][  T640] Call Trace:
[   53.762120][  T640]  <TASK>
[   53.762121][  T640]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.762126][  T640]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.762127][  T640]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.762131][  T640]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.762133][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762137][  T640]  __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))
[   53.762140][  T640]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.762143][  T640]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.762148][  T640]  ? 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)
[   53.762150][  T640]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.762152][  T640]  put_chars (drivers/char/virtio_console.c:1176)
[   53.762154][  T640]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.762156][  T640]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   53.762158][  T640]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   53.762159][  T640]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.762163][  T640]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.762165][  T640]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.762167][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762168][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762169][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762172][  T640]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.762174][  T640]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.762176][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762177][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762178][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762179][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762181][  T640]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.762183][  T640]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.762184][  T640]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.762187][  T640]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.762188][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762190][  T640]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.762191][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762192][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762194][  T640]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.762195][  T640]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   53.762197][  T640]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.762200][  T640]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.762201][  T640]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.762203][  T640]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.762205][  T640]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   53.762209][  T640]  _printk (kernel/printk/printk.c:2504)
[   53.762212][  T640]  ? snapshot_read.cold (user.c:?)
[   53.762214][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762216][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762217][  T640]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.762220][  T640]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.762221][  T640]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.762224][  T640]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.762226][  T640]  ? netdev_notice (net/core/dev.c:13194)
[   53.762228][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762230][  T640]  ? 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)
[   53.762232][  T640]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.762234][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762235][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762236][  T640]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.762239][  T640]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   53.762240][  T640]  ? 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)
[   53.762241][  T640]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.762243][  T640]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.762245][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762247][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762249][  T640]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.762252][  T640]  ? __kernel_text_address (kernel/extable.c:79)
[   53.762255][  T640]  ? write_profile (profile.c:?)
[   53.762258][  T640]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.762261][  T640]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.762263][  T640]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.762265][  T640]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.762266][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762267][  T640]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.762270][  T640]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.762272][  T640]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.762274][  T640]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.762275][  T640]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.762277][  T640]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.762279][  T640]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.762280][  T640]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.762281][  T640]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.762284][  T640]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.762285][  T640]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.762286][  T640]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.762289][  T640]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.762290][  T640]  ? __sys_sendmsg (net/socket.c:2799)
[   53.762293][  T640]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.762295][  T640]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.762298][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762299][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762301][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762302][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762303][  T640]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.762305][  T640]  ? __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)
[   53.762308][  T640]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.762309][  T640]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.762311][  T640]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.762312][  T640]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.762315][  T640]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.762317][  T640]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.762319][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762321][  T640]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.762322][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762323][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762325][  T640]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.762328][  T640]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.762330][  T640]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.762332][  T640]  ? __kernel_text_address (kernel/extable.c:79)
[   53.762333][  T640]  ? write_profile (profile.c:?)
[   53.762335][  T640]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.762338][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762339][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762340][  T640]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.762343][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762344][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762346][  T640]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.762347][  T640]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.762348][  T640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.762350][  T640]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.762351][  T640]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.762354][  T640]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.762355][  T640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.762357][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762360][  T640]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.762362][  T640]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.762365][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762367][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762369][  T640]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.762371][  T640]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.762373][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762374][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762375][  T640]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.762377][  T640]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.762379][  T640]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.762381][  T640]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.762382][  T640]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.762386][  T640]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.762388][  T640]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.762389][  T640]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.762391][  T640]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.762392][  T640]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.762395][  T640]  ___sys_sendmsg (net/socket.c:2767)
[   53.762397][  T640]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.762402][  T640]  __sys_sendmsg (net/socket.c:2799)
[   53.762404][  T640]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.762406][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.762408][  T640]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.762409][  T640]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.762412][  T640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.762413][  T640] RIP: 0033:0x7f7e9b36354e
[   53.762415][  T640] 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
[   53.762417][  T640] RSP: 002b:00007fffbcc1f320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.762421][  T640] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e9b36354e
[   53.762422][  T640] RDX: 0000000000000000 RSI: 00007fffbcc1f3d0 RDI: 0000000000000005
[   53.762423][  T640] RBP: 00007fffbcc1f330 R08: 0000000000000000 R09: 0000000000000000
[   53.762424][  T640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fecd
[   53.762425][  T640] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbcc1faa0
| [   54.820586][  T652] softirqs last disabled at (0): 0x0
| [   54.820589][  T652] Preemption disabled at:
| [   54.820589][  T652] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.820600][  T652] Tainted: [W]=WARN
[   54.820601][  T652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.820603][  T652] Call Trace:
[   54.820605][  T652]  <TASK>
[   54.820606][  T652]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.820610][  T652]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.820612][  T652]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.820616][  T652]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.820619][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820622][  T652]  __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))
[   54.820625][  T652]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.820628][  T652]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.820633][  T652]  ? 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)
[   54.820635][  T652]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.820637][  T652]  put_chars (drivers/char/virtio_console.c:1176)
[   54.820639][  T652]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.820640][  T652]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   54.820642][  T652]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   54.820644][  T652]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.820648][  T652]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.820650][  T652]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.820651][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820652][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820654][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820656][  T652]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.820658][  T652]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.820660][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820661][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820662][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820663][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820666][  T652]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   54.820667][  T652]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.820669][  T652]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.820671][  T652]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.820672][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820674][  T652]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.820675][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820676][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820678][  T652]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.820680][  T652]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   54.820681][  T652]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.820684][  T652]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.820685][  T652]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.820687][  T652]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.820689][  T652]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   54.820693][  T652]  _printk (kernel/printk/printk.c:2504)
[   54.820695][  T652]  ? snapshot_read.cold (user.c:?)
[   54.820697][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820699][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820700][  T652]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.820703][  T652]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.820705][  T652]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.820708][  T652]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.820710][  T652]  ? netdev_notice (net/core/dev.c:13194)
[   54.820711][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820713][  T652]  ? 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)
[   54.820715][  T652]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.820717][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820718][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820719][  T652]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.820722][  T652]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   54.820723][  T652]  ? 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)
[   54.820724][  T652]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.820726][  T652]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.820728][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820729][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820731][  T652]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.820735][  T652]  ? __kernel_text_address (kernel/extable.c:79)
[   54.820737][  T652]  ? write_profile (profile.c:?)
[   54.820740][  T652]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.820743][  T652]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.820746][  T652]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.820748][  T652]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.820749][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820750][  T652]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.820752][  T652]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.820755][  T652]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.820757][  T652]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.820758][  T652]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   54.820760][  T652]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   54.820761][  T652]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   54.820762][  T652]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.820764][  T652]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.820767][  T652]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.820768][  T652]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.820769][  T652]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.820772][  T652]  ? ___sys_sendmsg (net/socket.c:2767)
[   54.820774][  T652]  ? __sys_sendmsg (net/socket.c:2799)
[   54.820776][  T652]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.820779][  T652]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.820781][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820783][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820784][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820785][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820787][  T652]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.820789][  T652]  ? __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)
[   54.820791][  T652]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.820793][  T652]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.820794][  T652]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.820796][  T652]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.820799][  T652]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.820801][  T652]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.820803][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820804][  T652]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.820805][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820807][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820809][  T652]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   54.820812][  T652]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   54.820814][  T652]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   54.820815][  T652]  ? __kernel_text_address (kernel/extable.c:79)
[   54.820819][  T652]  ? write_profile (profile.c:?)
[   54.820821][  T652]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.820824][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820825][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820826][  T652]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   54.820829][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820830][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820832][  T652]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.820833][  T652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.820835][  T652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.820836][  T652]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.820838][  T652]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.820842][  T652]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.820844][  T652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.820846][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820849][  T652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.820851][  T652]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   54.820855][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820857][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820859][  T652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.820861][  T652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.820863][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820864][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820865][  T652]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.820867][  T652]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.820869][  T652]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.820871][  T652]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.820872][  T652]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.820876][  T652]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.820878][  T652]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.820879][  T652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.820881][  T652]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.820882][  T652]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.820885][  T652]  ___sys_sendmsg (net/socket.c:2767)
[   54.820887][  T652]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.820892][  T652]  __sys_sendmsg (net/socket.c:2799)
[   54.820893][  T652]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.820896][  T652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.820898][  T652]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.820899][  T652]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.820902][  T652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.820903][  T652] RIP: 0033:0x7f9b12e4254e
[   54.820905][  T652] 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
[   54.820907][  T652] RSP: 002b:00007ffcb09a34f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.820911][  T652] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9b12e4254e
[   54.820913][  T652] RDX: 0000000000000000 RSI: 00007ffcb09a35a0 RDI: 0000000000000005
[   54.820914][  T652] RBP: 00007ffcb09a3500 R08: 0000000000000000 R09: 0000000000000000
[   54.820914][  T652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fece
[   54.820915][  T652] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb09a3c70
| [   55.820928][  T666] softirqs last disabled at (0): 0x0
| [   55.820930][  T666] Preemption disabled at:
| [   55.820931][  T666] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.820941][  T666] Tainted: [W]=WARN
[   55.820943][  T666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.820944][  T666] Call Trace:
[   55.820946][  T666]  <TASK>
[   55.820947][  T666]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.820952][  T666]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.820953][  T666]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.820957][  T666]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.820959][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.820963][  T666]  __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))
[   55.820966][  T666]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.820969][  T666]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.820974][  T666]  ? 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)
[   55.820976][  T666]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.820978][  T666]  put_chars (drivers/char/virtio_console.c:1176)
[   55.820980][  T666]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.820982][  T666]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   55.820984][  T666]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   55.820986][  T666]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.820990][  T666]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.820992][  T666]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.820994][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.820995][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.820996][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.820999][  T666]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.821001][  T666]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.821002][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821004][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821005][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821006][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821008][  T666]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   55.821009][  T666]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.821011][  T666]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.821013][  T666]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.821015][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821017][  T666]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.821018][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821019][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821021][  T666]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.821022][  T666]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   55.821024][  T666]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.821026][  T666]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.821028][  T666]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.821030][  T666]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.821032][  T666]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   55.821036][  T666]  _printk (kernel/printk/printk.c:2504)
[   55.821038][  T666]  ? snapshot_read.cold (user.c:?)
[   55.821040][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821042][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821043][  T666]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.821046][  T666]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.821048][  T666]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.821051][  T666]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.821053][  T666]  ? netdev_notice (net/core/dev.c:13194)
[   55.821054][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821056][  T666]  ? 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)
[   55.821058][  T666]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.821060][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821061][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821063][  T666]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.821065][  T666]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   55.821067][  T666]  ? 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)
[   55.821068][  T666]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.821069][  T666]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.821072][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821073][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821076][  T666]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.821079][  T666]  ? __kernel_text_address (kernel/extable.c:79)
[   55.821081][  T666]  ? write_profile (profile.c:?)
[   55.821084][  T666]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.821087][  T666]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.821090][  T666]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.821092][  T666]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.821093][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821094][  T666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.821096][  T666]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.821099][  T666]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.821101][  T666]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.821103][  T666]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.821104][  T666]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   55.821106][  T666]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   55.821107][  T666]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.821108][  T666]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.821111][  T666]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.821113][  T666]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.821114][  T666]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.821117][  T666]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.821118][  T666]  ? __sys_sendmsg (net/socket.c:2799)
[   55.821120][  T666]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.821123][  T666]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.821126][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821127][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821129][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821130][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821132][  T666]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.821134][  T666]  ? __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)
[   55.821136][  T666]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.821138][  T666]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.821139][  T666]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.821141][  T666]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.821144][  T666]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.821146][  T666]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.821148][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821150][  T666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.821151][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821153][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821154][  T666]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   55.821157][  T666]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.821159][  T666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.821161][  T666]  ? __kernel_text_address (kernel/extable.c:79)
[   55.821163][  T666]  ? write_profile (profile.c:?)
[   55.821164][  T666]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.821167][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821168][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821170][  T666]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   55.821172][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821174][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821175][  T666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.821177][  T666]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.821179][  T666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.821180][  T666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.821182][  T666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.821185][  T666]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.821186][  T666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.821187][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821189][  T666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.821190][  T666]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   55.821193][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821194][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821196][  T666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.821198][  T666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.821200][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821201][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821202][  T666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.821204][  T666]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.821206][  T666]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.821208][  T666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.821210][  T666]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.821213][  T666]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.821215][  T666]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.821216][  T666]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.821218][  T666]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   55.821219][  T666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.821222][  T666]  ___sys_sendmsg (net/socket.c:2767)
[   55.821224][  T666]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.821229][  T666]  __sys_sendmsg (net/socket.c:2799)
[   55.821231][  T666]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.821234][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.821235][  T666]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.821237][  T666]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.821239][  T666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.821241][  T666] RIP: 0033:0x7f1d3339554e
[   55.821243][  T666] 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
[   55.821245][  T666] RSP: 002b:00007ffdbb43f5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.821249][  T666] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d3339554e
[   55.821250][  T666] RDX: 0000000000000000 RSI: 00007ffdbb43f680 RDI: 0000000000000005
[   55.821252][  T666] RBP: 00007ffdbb43f5e0 R08: 0000000000000000 R09: 0000000000000000
[   55.821252][  T666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fecf
[   55.821253][  T666] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbb43fd50
| [   56.853079][  T680] softirqs last disabled at (0): 0x0
| [   56.853081][  T680] Preemption disabled at:
| [   56.853082][  T680] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.853092][  T680] Tainted: [W]=WARN
[   56.853093][  T680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.853095][  T680] Call Trace:
[   56.853096][  T680]  <TASK>
[   56.853098][  T680]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.853102][  T680]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.853104][  T680]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.853108][  T680]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.853110][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853114][  T680]  __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))
[   56.853117][  T680]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.853120][  T680]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.853124][  T680]  ? 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)
[   56.853126][  T680]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.853128][  T680]  put_chars (drivers/char/virtio_console.c:1176)
[   56.853130][  T680]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.853132][  T680]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.853134][  T680]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   56.853136][  T680]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.853139][  T680]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.853141][  T680]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.853143][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853144][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853145][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853148][  T680]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.853150][  T680]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.853151][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853153][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853154][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853155][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853157][  T680]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.853158][  T680]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.853160][  T680]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.853162][  T680]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.853164][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853165][  T680]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.853166][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853168][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853169][  T680]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.853171][  T680]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.853172][  T680]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.853175][  T680]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.853177][  T680]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.853179][  T680]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.853180][  T680]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   56.853184][  T680]  _printk (kernel/printk/printk.c:2504)
[   56.853187][  T680]  ? snapshot_read.cold (user.c:?)
[   56.853189][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853191][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853192][  T680]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.853194][  T680]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.853196][  T680]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.853199][  T680]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.853201][  T680]  ? netdev_notice (net/core/dev.c:13194)
[   56.853202][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853204][  T680]  ? 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)
[   56.853206][  T680]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.853208][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853209][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853211][  T680]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.853213][  T680]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   56.853215][  T680]  ? 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)
[   56.853216][  T680]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.853217][  T680]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.853220][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853221][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853224][  T680]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.853227][  T680]  ? __kernel_text_address (kernel/extable.c:79)
[   56.853229][  T680]  ? write_profile (profile.c:?)
[   56.853232][  T680]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.853235][  T680]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.853238][  T680]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.853239][  T680]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.853240][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853242][  T680]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.853244][  T680]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.853247][  T680]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.853249][  T680]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.853250][  T680]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.853252][  T680]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   56.853254][  T680]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   56.853255][  T680]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.853256][  T680]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.853259][  T680]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.853260][  T680]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.853261][  T680]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.853264][  T680]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.853266][  T680]  ? __sys_sendmsg (net/socket.c:2799)
[   56.853268][  T680]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.853271][  T680]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.853273][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853275][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853276][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853278][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853279][  T680]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.853281][  T680]  ? __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)
[   56.853284][  T680]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.853285][  T680]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.853287][  T680]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.853288][  T680]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.853292][  T680]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.853294][  T680]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.853295][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853297][  T680]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.853298][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853300][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853301][  T680]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.853305][  T680]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.853307][  T680]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.853308][  T680]  ? __kernel_text_address (kernel/extable.c:79)
[   56.853310][  T680]  ? write_profile (profile.c:?)
[   56.853311][  T680]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.853314][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853315][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853316][  T680]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.853319][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853321][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853322][  T680]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.853323][  T680]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.853325][  T680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.853326][  T680]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.853328][  T680]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.853331][  T680]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.853332][  T680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.853333][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853335][  T680]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.853336][  T680]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.853339][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853340][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853342][  T680]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.853344][  T680]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.853346][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853347][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853348][  T680]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.853350][  T680]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.853352][  T680]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.853354][  T680]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.853356][  T680]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.853360][  T680]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.853363][  T680]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.853365][  T680]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.853366][  T680]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   56.853368][  T680]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.853371][  T680]  ___sys_sendmsg (net/socket.c:2767)
[   56.853372][  T680]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.853377][  T680]  __sys_sendmsg (net/socket.c:2799)
[   56.853379][  T680]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.853382][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.853384][  T680]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.853385][  T680]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.853388][  T680]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.853389][  T680] RIP: 0033:0x7fe7ffe5f54e
[   56.853391][  T680] 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
[   56.853393][  T680] RSP: 002b:00007ffcdf0ef300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.853397][  T680] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7ffe5f54e
[   56.853398][  T680] RDX: 0000000000000000 RSI: 00007ffcdf0ef3b0 RDI: 0000000000000005
[   56.853399][  T680] RBP: 00007ffcdf0ef310 R08: 0000000000000000 R09: 0000000000000000
[   56.853400][  T680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fed0
[   56.853401][  T680] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcdf0efa80
| [   57.890193][  T695] softirqs last disabled at (0): 0x0
| [   57.890195][  T695] Preemption disabled at:
| [   57.890196][  T695] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.890207][  T695] Tainted: [W]=WARN
[   57.890208][  T695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.890210][  T695] Call Trace:
[   57.890211][  T695]  <TASK>
[   57.890212][  T695]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.890217][  T695]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.890219][  T695]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.890223][  T695]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.890225][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890229][  T695]  __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))
[   57.890232][  T695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   57.890235][  T695]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.890240][  T695]  ? 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)
[   57.890242][  T695]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.890244][  T695]  put_chars (drivers/char/virtio_console.c:1176)
[   57.890246][  T695]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.890248][  T695]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   57.890250][  T695]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   57.890251][  T695]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.890256][  T695]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.890257][  T695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   57.890259][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890260][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890261][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890264][  T695]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.890266][  T695]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.890268][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890269][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890270][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890271][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890273][  T695]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   57.890275][  T695]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.890277][  T695]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.890279][  T695]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.890280][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890282][  T695]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.890283][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890284][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890286][  T695]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.890287][  T695]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   57.890289][  T695]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.890291][  T695]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.890293][  T695]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.890295][  T695]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.890297][  T695]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   57.890301][  T695]  _printk (kernel/printk/printk.c:2504)
[   57.890303][  T695]  ? snapshot_read.cold (user.c:?)
[   57.890305][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890307][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890308][  T695]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.890311][  T695]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.890313][  T695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.890316][  T695]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.890318][  T695]  ? netdev_notice (net/core/dev.c:13194)
[   57.890320][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890322][  T695]  ? 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)
[   57.890324][  T695]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   57.890326][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890327][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890328][  T695]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.890331][  T695]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   57.890333][  T695]  ? 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)
[   57.890334][  T695]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.890335][  T695]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.890338][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890339][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890341][  T695]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.890344][  T695]  ? __kernel_text_address (kernel/extable.c:79)
[   57.890347][  T695]  ? write_profile (profile.c:?)
[   57.890349][  T695]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.890352][  T695]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.890355][  T695]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.890358][  T695]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.890359][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890361][  T695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   57.890365][  T695]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.890368][  T695]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.890369][  T695]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.890371][  T695]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   57.890373][  T695]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   57.890374][  T695]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   57.890375][  T695]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.890377][  T695]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.890380][  T695]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.890381][  T695]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.890382][  T695]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.890385][  T695]  ? ___sys_sendmsg (net/socket.c:2767)
[   57.890386][  T695]  ? __sys_sendmsg (net/socket.c:2799)
[   57.890389][  T695]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.890391][  T695]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.890394][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890396][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890397][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890398][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890400][  T695]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.890402][  T695]  ? __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)
[   57.890404][  T695]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.890406][  T695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.890408][  T695]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.890409][  T695]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.890412][  T695]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.890414][  T695]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.890416][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890418][  T695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.890419][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890420][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890422][  T695]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   57.890425][  T695]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   57.890427][  T695]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   57.890432][  T695]  ? __kernel_text_address (kernel/extable.c:79)
[   57.890434][  T695]  ? write_profile (profile.c:?)
[   57.890435][  T695]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.890438][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890439][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890440][  T695]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   57.890443][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890445][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890446][  T695]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.890447][  T695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.890449][  T695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.890450][  T695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   57.890452][  T695]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   57.890455][  T695]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.890456][  T695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.890457][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890459][  T695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.890460][  T695]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   57.890463][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890464][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890466][  T695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.890468][  T695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.890470][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890471][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890472][  T695]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.890474][  T695]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.890476][  T695]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.890478][  T695]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.890480][  T695]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.890483][  T695]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.890485][  T695]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.890486][  T695]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.890488][  T695]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.890489][  T695]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   57.890492][  T695]  ___sys_sendmsg (net/socket.c:2767)
[   57.890494][  T695]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.890499][  T695]  __sys_sendmsg (net/socket.c:2799)
[   57.890501][  T695]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.890503][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.890505][  T695]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.890507][  T695]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.890509][  T695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.890511][  T695] RIP: 0033:0x7f58048d954e
[   57.890513][  T695] 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
[   57.890514][  T695] RSP: 002b:00007fffccdafe60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.890518][  T695] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58048d954e
[   57.890520][  T695] RDX: 0000000000000000 RSI: 00007fffccdaff10 RDI: 0000000000000005
[   57.890521][  T695] RBP: 00007fffccdafe70 R08: 0000000000000000 R09: 0000000000000000
[   57.890522][  T695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fed1
[   57.890522][  T695] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffccdb05e0
| [   58.928933][  T711] softirqs last disabled at (0): 0x0
| [   58.928934][  T711] Preemption disabled at:
| [   58.928935][  T711] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.928946][  T711] Tainted: [W]=WARN
[   58.928947][  T711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.928948][  T711] Call Trace:
[   58.928950][  T711]  <TASK>
[   58.928951][  T711]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.928956][  T711]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.928957][  T711]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.928961][  T711]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.928964][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.928967][  T711]  __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))
[   58.928971][  T711]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.928974][  T711]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.928978][  T711]  ? 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)
[   58.928980][  T711]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.928983][  T711]  put_chars (drivers/char/virtio_console.c:1176)
[   58.928985][  T711]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.928987][  T711]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   58.928988][  T711]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.928990][  T711]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.928994][  T711]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.928996][  T711]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.928998][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.928999][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929001][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929004][  T711]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.929006][  T711]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.929007][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929008][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929010][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929011][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929013][  T711]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.929015][  T711]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.929017][  T711]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.929019][  T711]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.929020][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929022][  T711]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.929023][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929025][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929026][  T711]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.929028][  T711]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.929030][  T711]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.929032][  T711]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.929034][  T711]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.929036][  T711]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.929038][  T711]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   58.929042][  T711]  _printk (kernel/printk/printk.c:2504)
[   58.929045][  T711]  ? snapshot_read.cold (user.c:?)
[   58.929047][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929049][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929050][  T711]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.929053][  T711]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.929054][  T711]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.929058][  T711]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.929060][  T711]  ? netdev_notice (net/core/dev.c:13194)
[   58.929061][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929064][  T711]  ? 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)
[   58.929066][  T711]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.929067][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929069][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929070][  T711]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.929073][  T711]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   58.929075][  T711]  ? 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)
[   58.929076][  T711]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.929077][  T711]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.929080][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929081][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929083][  T711]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.929086][  T711]  ? __kernel_text_address (kernel/extable.c:79)
[   58.929089][  T711]  ? write_profile (profile.c:?)
[   58.929092][  T711]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.929095][  T711]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.929098][  T711]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.929100][  T711]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.929101][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929102][  T711]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.929105][  T711]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.929108][  T711]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.929109][  T711]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.929111][  T711]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   58.929113][  T711]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   58.929114][  T711]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   58.929116][  T711]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.929117][  T711]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.929120][  T711]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.929121][  T711]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.929122][  T711]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.929126][  T711]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.929127][  T711]  ? __sys_sendmsg (net/socket.c:2799)
[   58.929129][  T711]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.929132][  T711]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.929135][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929137][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929138][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929140][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929141][  T711]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.929143][  T711]  ? __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)
[   58.929146][  T711]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.929148][  T711]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.929150][  T711]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.929151][  T711]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.929155][  T711]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.929157][  T711]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.929159][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929161][  T711]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.929162][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929164][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929165][  T711]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   58.929169][  T711]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.929171][  T711]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   58.929172][  T711]  ? __kernel_text_address (kernel/extable.c:79)
[   58.929174][  T711]  ? write_profile (profile.c:?)
[   58.929176][  T711]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   58.929179][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929180][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929181][  T711]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.929184][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929186][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929187][  T711]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.929189][  T711]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.929190][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.929192][  T711]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.929193][  T711]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.929196][  T711]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.929198][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.929199][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929201][  T711]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.929202][  T711]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   58.929205][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929206][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929208][  T711]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.929210][  T711]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.929212][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929213][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929214][  T711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.929216][  T711]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.929218][  T711]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.929220][  T711]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.929222][  T711]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.929226][  T711]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.929228][  T711]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.929229][  T711]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.929231][  T711]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.929232][  T711]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.929235][  T711]  ___sys_sendmsg (net/socket.c:2767)
[   58.929237][  T711]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.929242][  T711]  __sys_sendmsg (net/socket.c:2799)
[   58.929244][  T711]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.929247][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.929248][  T711]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.929250][  T711]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.929253][  T711]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.929254][  T711] RIP: 0033:0x7fb008c0354e
[   58.929256][  T711] 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
[   58.929258][  T711] RSP: 002b:00007fff2a919960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.929262][  T711] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb008c0354e
[   58.929264][  T711] RDX: 0000000000000000 RSI: 00007fff2a919a10 RDI: 0000000000000005
[   58.929265][  T711] RBP: 00007fff2a919970 R08: 0000000000000000 R09: 0000000000000000
[   58.929265][  T711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fed2
[   58.929266][  T711] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff2a91a0e0
| [   59.980166][  T726] softirqs last disabled at (0): 0x0
| [   59.980168][  T726] Preemption disabled at:
| [   59.980169][  T726] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.980179][  T726] Tainted: [W]=WARN
[   59.980180][  T726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.980182][  T726] Call Trace:
[   59.980183][  T726]  <TASK>
[   59.980185][  T726]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.980189][  T726]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.980191][  T726]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.980195][  T726]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.980197][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980200][  T726]  __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))
[   59.980204][  T726]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.980208][  T726]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.980212][  T726]  ? 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)
[   59.980214][  T726]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.980216][  T726]  put_chars (drivers/char/virtio_console.c:1176)
[   59.980219][  T726]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.980220][  T726]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   59.980222][  T726]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   59.980224][  T726]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.980228][  T726]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.980230][  T726]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.980232][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980233][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980234][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980237][  T726]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.980239][  T726]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.980241][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980242][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980243][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980245][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980247][  T726]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   59.980248][  T726]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.980250][  T726]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.980252][  T726]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.980254][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980256][  T726]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.980257][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980258][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980260][  T726]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.980262][  T726]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   59.980263][  T726]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.980266][  T726]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.980267][  T726]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.980269][  T726]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.980271][  T726]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   59.980275][  T726]  _printk (kernel/printk/printk.c:2504)
[   59.980278][  T726]  ? snapshot_read.cold (user.c:?)
[   59.980280][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980282][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980283][  T726]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.980286][  T726]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.980287][  T726]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.980291][  T726]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.980293][  T726]  ? netdev_notice (net/core/dev.c:13194)
[   59.980294][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980296][  T726]  ? 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)
[   59.980298][  T726]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.980300][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980301][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980303][  T726]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.980305][  T726]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   59.980307][  T726]  ? 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)
[   59.980308][  T726]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.980310][  T726]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.980313][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980314][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980316][  T726]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.980319][  T726]  ? __kernel_text_address (kernel/extable.c:79)
[   59.980322][  T726]  ? write_profile (profile.c:?)
[   59.980325][  T726]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.980328][  T726]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.980330][  T726]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.980332][  T726]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.980334][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980335][  T726]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.980337][  T726]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.980340][  T726]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.980342][  T726]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.980343][  T726]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   59.980345][  T726]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   59.980347][  T726]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   59.980348][  T726]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.980349][  T726]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.980352][  T726]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.980353][  T726]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.980355][  T726]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.980358][  T726]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.980360][  T726]  ? __sys_sendmsg (net/socket.c:2799)
[   59.980363][  T726]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.980366][  T726]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.980368][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980370][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980372][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980373][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980374][  T726]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.980376][  T726]  ? __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)
[   59.980378][  T726]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.980380][  T726]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.980381][  T726]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.980383][  T726]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.980386][  T726]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.980388][  T726]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.980390][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980392][  T726]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.980393][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980395][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980396][  T726]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   59.980400][  T726]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.980402][  T726]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.980404][  T726]  ? __kernel_text_address (kernel/extable.c:79)
[   59.980405][  T726]  ? write_profile (profile.c:?)
[   59.980407][  T726]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.980410][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980411][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980412][  T726]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.980415][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980417][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980418][  T726]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.980419][  T726]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.980421][  T726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.980423][  T726]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.980424][  T726]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.980432][  T726]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.980434][  T726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.980435][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980437][  T726]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.980438][  T726]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   59.980441][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980442][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980444][  T726]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.980446][  T726]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.980448][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980449][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980451][  T726]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.980453][  T726]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.980455][  T726]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.980457][  T726]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.980458][  T726]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.980462][  T726]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.980464][  T726]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.980466][  T726]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.980467][  T726]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.980469][  T726]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.980471][  T726]  ___sys_sendmsg (net/socket.c:2767)
[   59.980473][  T726]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.980478][  T726]  __sys_sendmsg (net/socket.c:2799)
[   59.980480][  T726]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.980483][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.980485][  T726]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.980486][  T726]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.980489][  T726]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.980491][  T726] RIP: 0033:0x7f1b9422254e
[   59.980493][  T726] 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
[   59.980495][  T726] RSP: 002b:00007ffd18e59b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.980498][  T726] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1b9422254e
[   59.980500][  T726] RDX: 0000000000000000 RSI: 00007ffd18e59bf0 RDI: 0000000000000005
[   59.980501][  T726] RBP: 00007ffd18e59b50 R08: 0000000000000000 R09: 0000000000000000
[   59.980502][  T726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fed3


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