======================================
| [    9.975192][  T188] softirqs last disabled at (29856): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.975194][  T188] Preemption disabled at:
| [    9.975195][  T188] 0x0
| [    9.975205][  T188] Tainted: [W]=WARN
[    9.975206][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.975208][  T188] Call Trace:
[    9.975210][  T188]  <TASK>
[    9.975211][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.975218][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.975222][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.975227][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.975232][  T188]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.975234][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.975240][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.975243][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.975246][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.975249][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.975250][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.975255][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.975260][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.975267][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.975269][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.975271][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.975275][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.975279][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.975281][  T188]  ? 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))
[    9.975284][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.975287][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.975291][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.975295][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.975297][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.975302][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.975305][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.975307][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.975310][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.975313][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.975315][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.975319][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.975322][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.975326][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.975329][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.975333][  T188]  ? snapshot_read.cold (user.c:?)
[    9.975336][  T188]  ? 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)
[    9.975339][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.975342][  T188]  ? 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)
[    9.975345][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.975349][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.975351][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.975354][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.975358][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.975361][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.975362][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.975365][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.975368][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.975373][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.975375][  T188] RIP: 0033:0x7f8eb2de41b8
[    9.975378][  T188] Code: Unable to access opcode bytes at 0x7f8eb2de418e.

Code starting with the faulting instruction
===========================================
[    9.975379][  T188] RSP: 002b:00007fff6907cdf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.975381][  T188] RAX: ffffffffffffffda RBX: 00007f8eb2f14f88 RCX: 00007f8eb2de41b8
[    9.975383][  T188] RDX: 00007f8eb2b2efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.975384][  T188] RBP: 00007fff6907ce50 R08: 0000000000000000 R09: 0000000000008010
[    9.975384][  T188] R10: 00007fff6907cc10 R11: 0000000000000246 R12: 0000000000000001
[    9.975385][  T188] R13: 0000000000000000 R14: 00007f8eb2f13680 R15: 00007f8eb2f14fa0
| [   11.517712][  T248] softirqs last disabled at (11634): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.517715][  T248] Preemption disabled at:
| [   11.517716][  T248] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.517725][  T248] Tainted: [W]=WARN
[   11.517726][  T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.517728][  T248] Call Trace:
[   11.517729][  T248]  <TASK>
[   11.517731][  T248]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.517737][  T248]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.517739][  T248]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.517743][  T248]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.517748][  T248]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.517753][  T248]  __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))
[   11.517756][  T248]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517761][  T248]  ? 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)
[   11.517764][  T248]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517767][  T248]  put_chars (drivers/char/virtio_console.c:1176)
[   11.517770][  T248]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.517775][  T248]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.517779][  T248]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.517781][  T248]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.517783][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517785][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517789][  T248]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.517791][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.517794][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517799][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517803][  T248]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.517806][  T248]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.517808][  T248]  ? 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))
[   11.517811][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517814][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517818][  T248]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.517822][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.517824][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517830][  T248]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.517833][  T248]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.517835][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517837][  T248]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.517841][  T248]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.517843][  T248]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.517846][  T248]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.517850][  T248]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.517853][  T248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.517854][  T248]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.517859][  T248]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.517863][  T248]  _printk (kernel/printk/printk.c:2504)
[   11.517866][  T248]  ? snapshot_read.cold (user.c:?)
[   11.517870][  T248]  ? br_multicast_flood (??:?) bridge
[   11.517884][  T248]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.517886][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.517887][  T248]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.517892][  T248] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.517902][  T248] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.517911][  T248] new_nbp (net/bridge/br_if.c:449) bridge
[   11.517921][  T248] br_add_if (net/bridge/br_if.c:592) bridge
[   11.517928][  T248]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.517932][  T248]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.517935][  T248]  ? __kernel_text_address (kernel/extable.c:79)
[   11.517939][  T248]  do_set_master (net/core/rtnetlink.c:3071)
[   11.517950][  T248]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.517953][  T248]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.517956][  T248]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.517958][  T248]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.517960][  T248]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.517964][  T248]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.517967][  T248]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.517969][  T248]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.517971][  T248]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.517974][  T248]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.517976][  T248]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.517979][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517981][  T248]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.517984][  T248]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.517988][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.517990][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.517993][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517995][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517996][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517998][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.518001][  T248]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.518004][  T248]  ? __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)
[   11.518006][  T248]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.518008][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.518012][  T248]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.518013][  T248]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.518018][  T248]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.518024][  T248]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.518029][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.518031][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.518035][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.518037][  T248]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.518039][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.518041][  T248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.518045][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.518047][  T248]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.518050][  T248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.518051][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.518056][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.518058][  T248]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.518061][  T248]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.518063][  T248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.518066][  T248]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.518072][  T248]  ? 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))
[   11.518074][  T248]  ? 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))
[   11.518078][  T248]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.518082][  T248]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.518085][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.518089][  T248]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.518092][  T248]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.518096][  T248]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.518102][  T248]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.518104][  T248]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.518106][  T248]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.518108][  T248]  ? move_addr_to_kernel (net/socket.c:258)
[   11.518115][  T248]  ___sys_sendmsg (net/socket.c:2767)
[   11.518118][  T248]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.518134][  T248]  __sys_sendmsg (net/socket.c:2799)
[   11.518137][  T248]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.518143][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.518147][  T248]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.518149][  T248]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.518152][  T248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.518155][  T248] RIP: 0033:0x7fa0f999754e
[   11.518158][  T248] 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
[   11.518160][  T248] RSP: 002b:00007fff148057e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.518163][  T248] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa0f999754e
[   11.518164][  T248] RDX: 0000000000000000 RSI: 00007fff14805890 RDI: 0000000000000005
[   11.518165][  T248] RBP: 00007fff148057f0 R08: 0000000000000000 R09: 0000000000000000
[   11.518166][  T248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160c0
[   11.518167][  T248] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff14805f50
| [   19.302612][  T305] softirqs last disabled at (21852): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   19.302614][  T305] Preemption disabled at:
| [   19.302615][  T305] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.302624][  T305] Tainted: [W]=WARN
[   19.302625][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.302627][  T305] Call Trace:
[   19.302629][  T305]  <TASK>
[   19.302630][  T305]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.302636][  T305]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.302638][  T305]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.302643][  T305]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.302647][  T305]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.302652][  T305]  __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))
[   19.302654][  T305]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.302660][  T305]  ? 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)
[   19.302662][  T305]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.302666][  T305]  put_chars (drivers/char/virtio_console.c:1176)
[   19.302668][  T305]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.302670][  T305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.302674][  T305]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.302679][  T305]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.302686][  T305]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.302688][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302690][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.302694][  T305]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.302698][  T305]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.302700][  T305]  ? 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))
[   19.302703][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302705][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.302709][  T305]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.302713][  T305]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.302715][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.302720][  T305]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.302723][  T305]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.302725][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302727][  T305]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.302730][  T305]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.302732][  T305]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.302735][  T305]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.302739][  T305]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.302741][  T305]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.302742][  T305]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.302745][  T305]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.302747][  T305]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.302749][  T305]  ? ___sys_sendmsg (net/socket.c:2767)
[   19.302751][  T305]  ? __sys_sendmsg (net/socket.c:2799)
[   19.302753][  T305]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.302757][  T305]  _printk (kernel/printk/printk.c:2504)
[   19.302761][  T305]  ? snapshot_read.cold (user.c:?)
[   19.302765][  T305]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.302769][  T305]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.302772][  T305]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.302775][  T305]  ? netdev_notice (net/core/dev.c:13194)
[   19.302778][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302781][  T305]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   19.302783][  T305]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   19.302785][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.302787][  T305]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.302790][  T305]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   19.302795][  T305]  dev_set_allmulti (net/core/dev_api.c:315)
[   19.302799][  T305] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   19.302811][  T305]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   19.302818][  T305] br_del_if (net/bridge/br_if.c:732) bridge
[   19.302825][  T305]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.302828][  T305]  do_set_master (net/core/rtnetlink.c:3055)
[   19.302832][  T305]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   19.302835][  T305]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.302839][  T305]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.302840][  T305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.302842][  T305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.302846][  T305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.302848][  T305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.302850][  T305]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.302853][  T305]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.302856][  T305]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.302857][  T305]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.302860][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.302862][  T305]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   19.302863][  T305]  ? ___sys_sendmsg (net/socket.c:2757)
[   19.302867][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.302869][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.302871][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302874][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.302875][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302877][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.302879][  T305]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.302882][  T305]  ? __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)
[   19.302884][  T305]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.302886][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.302890][  T305]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.302891][  T305]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.302896][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.302901][  T305]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.302907][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.302908][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.302913][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.302915][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.302917][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.302919][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.302922][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.302924][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.302927][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.302929][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.302933][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.302935][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.302938][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.302940][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.302943][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.302949][  T305]  ? 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))
[   19.302950][  T305]  ? 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))
[   19.302955][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.302958][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.302961][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.302965][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.302973][  T305]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.302977][  T305]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.302982][  T305]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.302984][  T305]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.302986][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.302988][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   19.302995][  T305]  ___sys_sendmsg (net/socket.c:2767)
[   19.302998][  T305]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.303013][  T305]  __sys_sendmsg (net/socket.c:2799)
[   19.303016][  T305]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.303022][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.303025][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.303027][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.303030][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.303032][  T305] RIP: 0033:0x7fe53832e54e
[   19.303035][  T305] 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
[   19.303037][  T305] RSP: 002b:00007fffeec75eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.303039][  T305] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe53832e54e
[   19.303041][  T305] RDX: 0000000000000000 RSI: 00007fffeec75f60 RDI: 0000000000000005
[   19.303042][  T305] RBP: 00007fffeec75ec0 R08: 0000000000000000 R09: 0000000000000000
[   19.303042][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160c7
[   19.303043][  T305] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeec76620
| [   21.414582][  T307] softirqs last disabled at (12710): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   21.414585][  T307] Preemption disabled at:
| [   21.414585][  T307] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.414594][  T307] Tainted: [W]=WARN
[   21.414595][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.414597][  T307] Call Trace:
[   21.414599][  T307]  <TASK>
[   21.414600][  T307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.414606][  T307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.414608][  T307]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.414613][  T307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.414617][  T307]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.414622][  T307]  __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))
[   21.414624][  T307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.414630][  T307]  ? 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)
[   21.414632][  T307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.414636][  T307]  put_chars (drivers/char/virtio_console.c:1176)
[   21.414638][  T307]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   21.414639][  T307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.414642][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.414647][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.414649][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.414653][  T307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.414656][  T307]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.414657][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414659][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414663][  T307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.414665][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   21.414668][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414671][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.414674][  T307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.414678][  T307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.414680][  T307]  ? 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))
[   21.414683][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414685][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.414689][  T307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.414694][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.414695][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414700][  T307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.414703][  T307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.414705][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414707][  T307]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.414711][  T307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.414713][  T307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.414716][  T307]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.414720][  T307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.414722][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.414725][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.414728][  T307]  _printk (kernel/printk/printk.c:2504)
[   21.414732][  T307]  ? snapshot_read.cold (user.c:?)
[   21.414736][  T307]  ? br_multicast_flood (??:?) bridge
[   21.414748][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.414750][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.414751][  T307]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.414755][  T307] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   21.414765][  T307] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   21.414774][  T307] new_nbp (net/bridge/br_if.c:449) bridge
[   21.414783][  T307] br_add_if (net/bridge/br_if.c:592) bridge
[   21.414789][  T307]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   21.414793][  T307]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   21.414796][  T307]  ? __kernel_text_address (kernel/extable.c:79)
[   21.414800][  T307]  do_set_master (net/core/rtnetlink.c:3071)
[   21.414805][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   21.414808][  T307]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.414811][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.414812][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.414814][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.414818][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.414820][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.414822][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.414824][  T307]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.414827][  T307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.414829][  T307]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.414832][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414833][  T307]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   21.414836][  T307]  ? ___sys_sendmsg (net/socket.c:2757)
[   21.414841][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.414843][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.414845][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414847][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.414849][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414851][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.414853][  T307]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.414857][  T307]  ? __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)
[   21.414860][  T307]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.414862][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.414865][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.414867][  T307]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.414872][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.414877][  T307]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.414882][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.414884][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414888][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.414890][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.414892][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.414894][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.414897][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.414899][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.414903][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.414904][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414908][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.414910][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.414913][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.414915][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.414918][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.414924][  T307]  ? 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))
[   21.414925][  T307]  ? 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))
[   21.414929][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.414933][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.414936][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.414940][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.414944][  T307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.414947][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.414953][  T307]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.414955][  T307]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.414957][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.414959][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   21.414966][  T307]  ___sys_sendmsg (net/socket.c:2767)
[   21.414968][  T307]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.414989][  T307]  __sys_sendmsg (net/socket.c:2799)
[   21.414992][  T307]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.414998][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.415001][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.415004][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.415007][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.415009][  T307] RIP: 0033:0x7f598703054e
[   21.415012][  T307] 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
[   21.415014][  T307] RSP: 002b:00007ffcb0f722e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.415017][  T307] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f598703054e
[   21.415018][  T307] RDX: 0000000000000000 RSI: 00007ffcb0f72390 RDI: 0000000000000005
[   21.415019][  T307] RBP: 00007ffcb0f722f0 R08: 0000000000000000 R09: 0000000000000000
[   21.415020][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160c9
[   21.415021][  T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb0f72a50
| [   36.710470][    C2] softirqs last disabled at (730715): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   36.710472][    C2] Preemption disabled at:
| [   36.710473][    C2] 0x0
| [   36.710484][    C2] Tainted: [W]=WARN
[   36.710485][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.710487][    C2] Call Trace:
[   36.710488][    C2]  <IRQ>
[   36.710490][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.710496][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.710500][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.710503][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   36.710506][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710510][    C2]  __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))
[   36.710514][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.710517][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.710520][    C2]  ? 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)
[   36.710522][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.710524][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   36.710526][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.710528][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   36.710531][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.710535][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.710536][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710538][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.710540][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.710542][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.710544][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710546][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710548][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.710550][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   36.710551][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.710554][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.710556][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.710558][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.710560][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.710561][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710563][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.710564][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.710566][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.710568][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.710570][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.710573][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.710574][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710586][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.710587][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710594][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710600][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   36.710603][    C2]  _printk (kernel/printk/printk.c:2504)
[   36.710606][    C2]  ? snapshot_read.cold (user.c:?)
[   36.710608][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   36.710612][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.710614][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   36.710616][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   36.710618][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   36.710621][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   36.710623][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   36.710625][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   36.710627][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.710629][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710635][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710637][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.710639][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.710645][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   36.710647][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710653][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.710659][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.710665][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   36.710668][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   36.710670][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   36.710673][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.710675][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.710677][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710679][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   36.710681][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.710687][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   36.710689][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.710692][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.710694][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   36.710696][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   36.710698][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.710700][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710702][    C2]  handle_softirqs (kernel/softirq.c:645)
[   36.710704][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.710705][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   36.710708][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   36.710709][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   36.710710][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   36.710713][    C2]  </IRQ>
[   36.710714][    C2]  <TASK>
[   36.710715][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   36.710716][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   36.710719][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   36.710722][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   36.710723][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   36.710726][    C2] RAX: 00000000000b2659 RBX: ff11000001bec6c0 RCX: ffffffff9e4f0307
[   36.710728][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa1238b01 RDI: ffffffffa0c8d8e0
[   36.710729][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   36.710730][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   36.710730][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   36.710732][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   36.710735][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   36.710737][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   36.710739][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   36.710740][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   36.710742][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   36.710744][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.710745][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.710747][    C2]  do_idle (kernel/sched/idle.c:355)
[   36.710749][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   36.710750][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   36.710752][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   36.710754][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   36.777437][    C2]
| [   36.777504][    C2]
| [   36.777504][    C2] stack backtrace:
| [   36.777726][    C2] Tainted: [W]=WARN
[   36.777727][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.777728][    C2] Call Trace:
[   36.777729][    C2]  <IRQ>
[   36.777732][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.777736][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   36.777739][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   36.777742][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   36.777743][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   36.777745][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   36.777747][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.777749][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.777756][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.777759][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.777761][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.777767][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   36.777769][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.777775][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   36.777783][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.777789][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   36.777791][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   36.777793][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   36.777796][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.777798][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.777800][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.777802][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   36.777804][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   36.777811][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   36.777813][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.777815][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.777818][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   36.777819][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   36.777821][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.777823][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.777825][    C2]  handle_softirqs (kernel/softirq.c:645)
[   36.777827][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.777829][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   36.777831][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   36.777832][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   36.777833][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   36.777835][    C2]  </IRQ>
[   36.777836][    C2]  <TASK>
[   36.777836][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   36.777838][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   36.777840][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   36.777842][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   36.777844][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   36.777846][    C2] RAX: 00000000000b2659 RBX: ff11000001bec6c0 RCX: ffffffff9e4f0307
[   36.777847][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa1238b01 RDI: ffffffffa0c8d8e0
[   36.777848][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   36.777849][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   36.777850][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   36.777851][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   36.777853][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   36.777855][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   36.777857][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   36.777858][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   36.777860][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   36.777862][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.777863][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.777865][    C2]  do_idle (kernel/sched/idle.c:355)
[   36.777866][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   36.777868][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   36.777869][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   36.777871][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   40.231335][  T414] softirqs last disabled at (0): 0x0
| [   40.231338][  T414] Preemption disabled at:
| [   40.231338][  T414] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.231351][  T414] Tainted: [W]=WARN
[   40.231352][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.231354][  T414] Call Trace:
[   40.231355][  T414]  <TASK>
[   40.231357][  T414]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.231363][  T414]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.231365][  T414]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.231372][  T414]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.231376][  T414]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   40.231380][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231384][  T414]  __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))
[   40.231388][  T414]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.231391][  T414]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.231395][  T414]  ? 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)
[   40.231397][  T414]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.231400][  T414]  put_chars (drivers/char/virtio_console.c:1176)
[   40.231402][  T414]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.231405][  T414]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   40.231408][  T414]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.231412][  T414]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.231414][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231416][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231419][  T414]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.231422][  T414]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.231425][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231427][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231429][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231431][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231434][  T414]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   40.231436][  T414]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.231439][  T414]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.231443][  T414]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.231445][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231447][  T414]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.231449][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231451][  T414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.231453][  T414]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.231454][  T414]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.231456][  T414]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.231458][  T414]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.231460][  T414]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.231462][  T414]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.231464][  T414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.231467][  T414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.231469][  T414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.231471][  T414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.231473][  T414]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.231475][  T414]  ? __sys_sendmsg (net/socket.c:2799)
[   40.231476][  T414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.231479][  T414]  _printk (kernel/printk/printk.c:2504)
[   40.231482][  T414]  ? snapshot_read.cold (user.c:?)
[   40.231485][  T414]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.231488][  T414]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.231490][  T414]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.231491][  T414]  ? netdev_notice (net/core/dev.c:13194)
[   40.231493][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231495][  T414]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   40.231496][  T414]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   40.231499][  T414]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   40.231501][  T414]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.231503][  T414]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   40.231506][  T414]  dev_set_allmulti (net/core/dev_api.c:315)
[   40.231509][  T414] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   40.231521][  T414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.231524][  T414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.231527][  T414] br_del_if (net/bridge/br_if.c:732) bridge
[   40.231534][  T414]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.231536][  T414]  do_set_master (net/core/rtnetlink.c:3055)
[   40.231539][  T414]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   40.231541][  T414]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.231544][  T414]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.231545][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231547][  T414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.231550][  T414]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.231553][  T414]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.231554][  T414]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.231556][  T414]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.231557][  T414]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   40.231559][  T414]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   40.231560][  T414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.231561][  T414]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.231562][  T414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.231564][  T414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.231565][  T414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.231566][  T414]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.231567][  T414]  ? __sys_sendmsg (net/socket.c:2799)
[   40.231569][  T414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.231570][  T414]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.231572][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231574][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231576][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231577][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231579][  T414]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.231581][  T414]  ? __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)
[   40.231583][  T414]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.231584][  T414]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.231586][  T414]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.231587][  T414]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.231589][  T414]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.231591][  T414]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.231593][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231594][  T414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.231596][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231597][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231599][  T414]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   40.231601][  T414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.231602][  T414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.231604][  T414]  ? __kernel_text_address (kernel/extable.c:79)
[   40.231605][  T414]  ? write_profile (profile.c:?)
[   40.231606][  T414]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.231608][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231610][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231612][  T414]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.231615][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231617][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231618][  T414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.231620][  T414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.231621][  T414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.231623][  T414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.231624][  T414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.231626][  T414]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.231628][  T414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.231629][  T414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.231631][  T414]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.231632][  T414]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   40.231635][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231636][  T414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.231638][  T414]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.231640][  T414]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.231642][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231643][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231645][  T414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.231647][  T414]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.231649][  T414]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.231650][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231652][  T414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.231654][  T414]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.231655][  T414]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.231657][  T414]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.231658][  T414]  ? move_addr_to_kernel (net/socket.c:258)
[   40.231660][  T414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.231662][  T414]  ___sys_sendmsg (net/socket.c:2767)
[   40.231664][  T414]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.231669][  T414]  __sys_sendmsg (net/socket.c:2799)
[   40.231671][  T414]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.231673][  T414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.231675][  T414]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.231677][  T414]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.231679][  T414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.231680][  T414] RIP: 0033:0x7fcca079354e
[   40.231682][  T414] 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
[   40.231684][  T414] RSP: 002b:00007ffebbf66cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.231687][  T414] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcca079354e
[   40.231689][  T414] RDX: 0000000000000000 RSI: 00007ffebbf66d80 RDI: 0000000000000005
[   40.231690][  T414] RBP: 00007ffebbf66ce0 R08: 0000000000000000 R09: 0000000000000000
[   40.231691][  T414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160dc
[   40.231691][  T414] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebbf67440
| [   42.318041][  T417] softirqs last disabled at (0): 0x0
| [   42.318048][  T417] Preemption disabled at:
| [   42.318049][  T417] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.318060][  T417] Tainted: [W]=WARN
[   42.318061][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.318062][  T417] Call Trace:
[   42.318064][  T417]  <TASK>
[   42.318065][  T417]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.318071][  T417]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.318073][  T417]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.318076][  T417]  ? __module_address (kernel/module/main.c:3915)
[   42.318080][  T417]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.318083][  T417]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   42.318085][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318089][  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))
[   42.318092][  T417]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.318095][  T417]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.318098][  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)
[   42.318100][  T417]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.318102][  T417]  put_chars (drivers/char/virtio_console.c:1176)
[   42.318103][  T417]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   42.318105][  T417]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.318106][  T417]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   42.318109][  T417]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.318112][  T417]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.318113][  T417]  ? 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)
[   42.318115][  T417]  ? vsnprintf (lib/vsprintf.c:2900)
[   42.318118][  T417]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.318120][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318121][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318123][  T417]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.318126][  T417]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.318128][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318129][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318131][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318132][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318134][  T417]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   42.318136][  T417]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.318138][  T417]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.318141][  T417]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.318142][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318144][  T417]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.318146][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318147][  T417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.318149][  T417]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.318150][  T417]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.318152][  T417]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.318154][  T417]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.318156][  T417]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.318159][  T417]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.318160][  T417]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.318162][  T417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.318164][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318165][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318167][  T417]  _printk (kernel/printk/printk.c:2504)
[   42.318170][  T417]  ? snapshot_read.cold (user.c:?)
[   42.318172][  T417]  ? br_multicast_flood (??:?) bridge
[   42.318184][  T417]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   42.318187][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.318188][  T417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.318190][  T417] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   42.318199][  T417] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   42.318206][  T417] new_nbp (net/bridge/br_if.c:449) bridge
[   42.318213][  T417] br_add_if (net/bridge/br_if.c:592) bridge
[   42.318219][  T417]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   42.318223][  T417]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.318225][  T417]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.318227][  T417]  ? __kernel_text_address (kernel/extable.c:79)
[   42.318229][  T417]  do_set_master (net/core/rtnetlink.c:3071)
[   42.318232][  T417]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   42.318233][  T417]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.318235][  T417]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.318236][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318238][  T417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.318241][  T417]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.318244][  T417]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.318246][  T417]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.318247][  T417]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   42.318248][  T417]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   42.318250][  T417]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   42.318251][  T417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.318252][  T417]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.318255][  T417]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.318256][  T417]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.318257][  T417]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.318260][  T417]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.318261][  T417]  ? __sys_sendmsg (net/socket.c:2799)
[   42.318263][  T417]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.318265][  T417]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.318267][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318269][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318270][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318272][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318274][  T417]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.318277][  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)
[   42.318279][  T417]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.318280][  T417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.318282][  T417]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.318283][  T417]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.318285][  T417]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.318287][  T417]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.318289][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318291][  T417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.318292][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318293][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318295][  T417]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   42.318297][  T417]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.318299][  T417]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.318300][  T417]  ? __kernel_text_address (kernel/extable.c:79)
[   42.318301][  T417]  ? write_profile (profile.c:?)
[   42.318302][  T417]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.318305][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318306][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318308][  T417]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   42.318312][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318313][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318315][  T417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.318316][  T417]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.318318][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.318319][  T417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.318320][  T417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.318322][  T417]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.318324][  T417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.318325][  T417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.318327][  T417]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.318328][  T417]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   42.318330][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318332][  T417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.318334][  T417]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.318336][  T417]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.318337][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318339][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318341][  T417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.318342][  T417]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.318344][  T417]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.318346][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318348][  T417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.318349][  T417]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.318351][  T417]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.318353][  T417]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.318354][  T417]  ? move_addr_to_kernel (net/socket.c:258)
[   42.318356][  T417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.318358][  T417]  ___sys_sendmsg (net/socket.c:2767)
[   42.318360][  T417]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.318364][  T417]  __sys_sendmsg (net/socket.c:2799)
[   42.318366][  T417]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.318371][  T417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.318374][  T417]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.318375][  T417]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.318377][  T417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.318378][  T417] RIP: 0033:0x7f3228b5054e
[   42.318380][  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
[   42.318382][  T417] RSP: 002b:00007ffe37900360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.318386][  T417] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3228b5054e
[   42.318387][  T417] RDX: 0000000000000000 RSI: 00007ffe37900410 RDI: 0000000000000005
[   42.318388][  T417] RBP: 00007ffe37900370 R08: 0000000000000000 R09: 0000000000000000
[   42.318389][  T417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160de
[   42.318390][  T417] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe37900ad0
| [   44.598357][  T458] softirqs last disabled at (0): 0x0
| [   44.598359][  T458] Preemption disabled at:
| [   44.598360][  T458] 0x0
| [   44.598368][  T458] Tainted: [W]=WARN
[   44.598368][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.598372][  T458] Call Trace:
[   44.598374][  T458]  <TASK>
[   44.598375][  T458]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.598381][  T458]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.598385][  T458]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.598389][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598393][  T458]  __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))
[   44.598397][  T458]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.598400][  T458]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.598403][  T458]  ? 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)
[   44.598405][  T458]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.598407][  T458]  put_chars (drivers/char/virtio_console.c:1176)
[   44.598409][  T458]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.598410][  T458]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   44.598414][  T458]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.598417][  T458]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.598420][  T458]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.598421][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598423][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598425][  T458]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.598428][  T458]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.598430][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598431][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598433][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598435][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598437][  T458]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.598438][  T458]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.598441][  T458]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.598443][  T458]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.598445][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598446][  T458]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.598448][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598450][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.598451][  T458]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.598453][  T458]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.598455][  T458]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.598457][  T458]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.598459][  T458]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.598461][  T458]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.598463][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598465][  T458]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.598467][  T458]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.598469][  T458]  _printk (kernel/printk/printk.c:2504)
[   44.598472][  T458]  ? snapshot_read.cold (user.c:?)
[   44.598474][  T458]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   44.598479][  T458] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   44.598492][  T458] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   44.598500][  T458] br_device_event (net/bridge/br.c:111) bridge
[   44.598509][  T458]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   44.598513][  T458]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   44.598515][  T458]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   44.598518][  T458]  notifier_call_chain (kernel/notifier.c:85)
[   44.598522][  T458]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   44.598525][  T458]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.598527][  T458]  ? netif_change_name (net/core/dev.c:1517)
[   44.598529][  T458]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.598531][  T458]  ? __kernel_text_address (kernel/extable.c:79)
[   44.598533][  T458]  ? write_profile (profile.c:?)
[   44.598535][  T458]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.598538][  T458]  netif_change_flags (net/core/dev.c:9882)
[   44.598540][  T458]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.598543][  T458]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.598544][  T458]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.598545][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598547][  T458]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.598551][  T458]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.598554][  T458]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.598555][  T458]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.598557][  T458]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.598558][  T458]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.598560][  T458]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.598561][  T458]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.598562][  T458]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.598565][  T458]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.598566][  T458]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.598567][  T458]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.598570][  T458]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.598571][  T458]  ? __sys_sendmsg (net/socket.c:2799)
[   44.598573][  T458]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.598575][  T458]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.598578][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598580][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598581][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598583][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598584][  T458]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.598587][  T458]  ? __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)
[   44.598589][  T458]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.598590][  T458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.598591][  T458]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.598594][  T458]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.598596][  T458]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.598598][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598599][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.598601][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598602][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598604][  T458]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.598607][  T458]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.598609][  T458]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.598610][  T458]  ? __kernel_text_address (kernel/extable.c:79)
[   44.598612][  T458]  ? write_profile (profile.c:?)
[   44.598613][  T458]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.598614][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598616][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598617][  T458]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.598621][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598623][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598624][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.598626][  T458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.598627][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.598629][  T458]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.598630][  T458]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.598632][  T458]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.598634][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.598635][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.598637][  T458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.598638][  T458]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.598640][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598642][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.598644][  T458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.598646][  T458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.598648][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598649][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598651][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.598653][  T458]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.598655][  T458]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.598656][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598658][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.598660][  T458]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.598662][  T458]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.598663][  T458]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.598665][  T458]  ? move_addr_to_kernel (net/socket.c:258)
[   44.598666][  T458]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.598669][  T458]  ___sys_sendmsg (net/socket.c:2767)
[   44.598671][  T458]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.598675][  T458]  __sys_sendmsg (net/socket.c:2799)
[   44.598677][  T458]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.598680][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.598682][  T458]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.598683][  T458]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.598685][  T458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.598687][  T458] RIP: 0033:0x7f0b6a77b54e
[   44.598689][  T458] 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
[   44.598691][  T458] RSP: 002b:00007fffcc407b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.598694][  T458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b6a77b54e
[   44.598696][  T458] RDX: 0000000000000000 RSI: 00007fffcc407be0 RDI: 0000000000000005
[   44.598697][  T458] RBP: 00007fffcc407b40 R08: 0000000000000000 R09: 0000000000000000
[   44.598697][  T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160e1


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars