======================================
| [   10.051408][  T194] softirqs last disabled at (31527): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.051412][  T194] Preemption disabled at:
| [   10.051413][  T194] 0x0
| [   10.051426][  T194] Tainted: [W]=WARN
[   10.051427][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.051430][  T194] Call Trace:
[   10.051432][  T194]  <TASK>
[   10.051434][  T194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.051443][  T194]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.051449][  T194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.051455][  T194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.051462][  T194]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.051466][  T194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.051475][  T194]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.051479][  T194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.051484][  T194]  put_chars (drivers/char/virtio_console.c:1176)
[   10.051489][  T194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.051491][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.051497][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.051509][  T194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.051520][  T194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.051523][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.051527][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.051534][  T194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.051540][  T194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.051543][  T194]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.051548][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.051551][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.051557][  T194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.051563][  T194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.051566][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.051573][  T194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.051577][  T194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.051580][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.051583][  T194]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.051589][  T194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.051592][  T194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.051597][  T194]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.051603][  T194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.051609][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.051615][  T194]  _printk (kernel/printk/printk.c:2504)
[   10.051620][  T194]  ? snapshot_read.cold (user.c:?)
[   10.051625][  T194]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.051629][  T194]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.051636][  T194]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.051640][  T194]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.051646][  T194]  ? exit_notify (kernel/exit.c:780)
[   10.051648][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.051653][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.051660][  T194]  do_group_exit (kernel/exit.c:1151)
[   10.051665][  T194]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.051668][  T194]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.051671][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.051676][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.051680][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.051684][  T194] RIP: 0033:0x7fd605e571b8
[   10.051687][  T194] Code: Unable to access opcode bytes at 0x7fd605e5718e.

Code starting with the faulting instruction
===========================================
[   10.051689][  T194] RSP: 002b:00007ffd2005eb18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.051692][  T194] RAX: ffffffffffffffda RBX: 00007fd605f87f88 RCX: 00007fd605e571b8
[   10.051694][  T194] RDX: 00007fd605ba1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.051696][  T194] RBP: 00007ffd2005eb70 R08: 0000000000000000 R09: 0000000000008010
[   10.051697][  T194] R10: 00007ffd2005e930 R11: 0000000000000246 R12: 0000000000000001
[   10.051699][  T194] R13: 0000000000000000 R14: 00007fd605f86680 R15: 00007fd605f87fa0
| [   11.364339][  T237] softirqs last disabled at (14220): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.364342][  T237] Preemption disabled at:
| [   11.364342][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.364352][  T237] Tainted: [W]=WARN
[   11.364352][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.364354][  T237] Call Trace:
[   11.364356][  T237]  <TASK>
[   11.364358][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.364364][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.364366][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.364371][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.364375][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.364381][  T237]  __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))
[   11.364383][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.364388][  T237]  ? 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)
[   11.364391][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.364395][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   11.364398][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.364402][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.364406][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.364409][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.364410][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364412][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364416][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.364418][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.364422][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364426][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.364430][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.364434][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.364435][  T237]  ? 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))
[   11.364439][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364441][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.364445][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.364449][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.364451][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364456][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.364459][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.364461][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364463][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.364467][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.364469][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.364472][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.364476][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.364479][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.364480][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.364485][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.364488][  T237]  _printk (kernel/printk/printk.c:2504)
[   11.364492][  T237]  ? snapshot_read.cold (user.c:?)
[   11.364496][  T237]  ? br_multicast_flood (??:?) bridge
[   11.364510][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.364511][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.364512][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.364517][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.364530][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.364539][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   11.364549][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   11.364556][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.364560][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.364563][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   11.364567][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   11.364572][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.364575][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.364579][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.364580][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.364582][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.364586][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.364589][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.364591][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.364593][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.364596][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.364598][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.364601][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364603][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.364606][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.364610][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.364612][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.364615][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364617][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.364619][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364621][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364623][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.364627][  T237]  ? __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)
[   11.364629][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.364631][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.364634][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.364636][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.364641][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.364646][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.364651][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.364653][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364658][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.364660][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.364662][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.364664][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.364667][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.364669][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.364672][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.364674][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364678][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.364680][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.364684][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.364685][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.364688][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.364694][  T237]  ? 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))
[   11.364696][  T237]  ? 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))
[   11.364700][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.364704][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.364707][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.364711][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.364714][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.364718][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.364724][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.364726][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.364729][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.364730][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   11.364738][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   11.364740][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.364756][  T237]  __sys_sendmsg (net/socket.c:2799)
[   11.364759][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.364765][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.364769][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.364771][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.364774][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.364777][  T237] RIP: 0033:0x7f3a21e1c54e
[   11.364780][  T237] 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
[   11.364782][  T237] RSP: 002b:00007ffe4e750880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.364785][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3a21e1c54e
[   11.364786][  T237] RDX: 0000000000000000 RSI: 00007ffe4e750930 RDI: 0000000000000005
[   11.364787][  T237] RBP: 00007ffe4e750890 R08: 0000000000000000 R09: 0000000000000000
[   11.364788][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d7a
[   11.364789][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4e750ff0
| [   21.691989][  T189] softirqs last disabled at (16236): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   21.691997][  T189] Preemption disabled at:
| [   21.691998][  T189] 0x0
| [   21.692008][  T189] Tainted: [W]=WARN
[   21.692009][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.692010][  T189] Workqueue: events_unbound linkwatch_event
[   21.692014][  T189] Call Trace:
[   21.692015][  T189]  <TASK>
[   21.692017][  T189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.692024][  T189]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.692029][  T189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.692033][  T189]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.692038][  T189]  __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))
[   21.692040][  T189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.692046][  T189]  ? 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)
[   21.692049][  T189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.692052][  T189]  put_chars (drivers/char/virtio_console.c:1176)
[   21.692055][  T189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.692058][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.692062][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.692065][  T189]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.692069][  T189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.692072][  T189]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.692073][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.692075][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.692080][  T189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.692081][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.692085][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.692089][  T189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.692093][  T189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.692095][  T189]  ? 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))
[   21.692099][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.692101][  T189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.692105][  T189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.692110][  T189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.692112][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.692117][  T189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.692120][  T189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.692122][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.692124][  T189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.692128][  T189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.692130][  T189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.692133][  T189]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.692138][  T189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.692141][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.692143][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.692147][  T189]  _printk (kernel/printk/printk.c:2504)
[   21.692151][  T189]  ? snapshot_read.cold (user.c:?)
[   21.692157][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.692161][  T189] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   21.692171][  T189] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   21.692180][  T189] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   21.692188][  T189] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   21.692197][  T189] br_device_event (net/bridge/br.c:101) bridge
[   21.692206][  T189]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   21.692208][  T189]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   21.692215][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   21.692221][  T189]  netif_state_change (net/core/dev.c:1625)
[   21.692226][  T189]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   21.692231][  T189]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   21.692233][  T189]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   21.692236][  T189]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.692239][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.692243][  T189]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   21.692245][  T189]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   21.692249][  T189]  process_one_work (kernel/workqueue.c:3387)
[   21.692256][  T189]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   21.692259][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.692267][  T189]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   21.692271][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.692273][  T189]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   21.692276][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.692279][  T189]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   21.692281][  T189]  kthread (kernel/kthread.c:436)
[   21.692283][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.692285][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.692288][  T189]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.692292][  T189]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   21.692297][  T189]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.692301][  T189]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.692304][  T189]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.580618][    C3] softirqs last disabled at (540355): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.580620][    C3] Preemption disabled at:
| [   26.580621][    C3] 0x0
| [   26.580632][    C3] Tainted: [W]=WARN
[   26.580633][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.580635][    C3] Call Trace:
[   26.580637][    C3]  <IRQ>
[   26.580639][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.580645][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.580649][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.580653][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.580656][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580660][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.580664][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.580667][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.580670][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.580672][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.580674][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   26.580676][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.580677][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.580681][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.580684][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.580686][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580687][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.580689][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.580692][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.580694][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580696][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580697][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.580699][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.580701][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.580703][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.580706][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.580708][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.580709][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.580711][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580713][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.580714][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.580716][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.580718][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.580720][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.580722][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.580724][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580736][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.580737][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580744][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580750][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.580754][    C3]  _printk (kernel/printk/printk.c:2504)
[   26.580757][    C3]  ? snapshot_read.cold (user.c:?)
[   26.580758][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.580762][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.580765][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.580766][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.580769][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.580771][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.580773][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.580775][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.580777][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.580779][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580786][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580788][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.580789][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.580796][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.580798][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580804][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.580810][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.580816][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.580819][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.580820][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.580824][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.580826][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.580828][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580830][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.580832][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.580838][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.580840][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.580843][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.580845][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.580847][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.580849][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.580851][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580853][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.580855][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.580856][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.580858][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.580860][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.580861][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.580864][    C3]  </IRQ>
[   26.580865][    C3]  <TASK>
[   26.580865][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.580867][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.580870][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.580873][    C3] 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
[   26.580874][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.580878][    C3] RAX: 0000000000083ec1 RBX: ff11000001c88040 RCX: ffffffffa36f0307
[   26.580879][    C3] RDX: ff11000001c88040 RSI: ffffffffa6438b01 RDI: ffffffffa5e8d8e0
[   26.580880][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.580881][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.580882][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.580883][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.580886][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.580888][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.580890][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.580892][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.580893][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.580896][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.580898][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.580899][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.580901][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.580902][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.580904][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.638179][    C3]
| [   26.638247][    C3]
| [   26.638247][    C3] stack backtrace:
| [   26.638473][    C3] Tainted: [W]=WARN
[   26.638474][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.638475][    C3] Call Trace:
[   26.638477][    C3]  <IRQ>
[   26.638479][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.638483][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.638486][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.638489][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.638491][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.638493][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.638495][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.638497][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.638503][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.638507][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.638508][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.638515][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.638516][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.638522][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.638529][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.638535][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.638537][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.638539][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.638543][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.638545][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.638547][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.638549][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.638551][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.638558][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.638559][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.638562][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.638564][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.638566][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.638568][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.638570][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.638572][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.638574][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.638576][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.638578][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.638579][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.638580][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.638582][    C3]  </IRQ>
[   26.638583][    C3]  <TASK>
[   26.638583][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.638585][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.638587][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.638589][    C3] 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
[   26.638591][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.638593][    C3] RAX: 0000000000083ec1 RBX: ff11000001c88040 RCX: ffffffffa36f0307
[   26.638594][    C3] RDX: ff11000001c88040 RSI: ffffffffa6438b01 RDI: ffffffffa5e8d8e0
[   26.638595][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.638596][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.638597][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.638599][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.638601][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.638603][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.638604][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.638606][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.638607][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.638609][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.638611][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.638613][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.638614][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.638616][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.638618][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.063840][  T267] softirqs last disabled at (0): 0x0
| [   28.063842][  T267] Preemption disabled at:
| [   28.063842][  T267] 0x0
| [   28.063850][  T267] Tainted: [W]=WARN
[   28.063851][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.063853][  T267] Call Trace:
[   28.063854][  T267]  <TASK>
[   28.063855][  T267]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.063861][  T267]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.063864][  T267]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.063868][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063872][  T267]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.063875][  T267]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.063878][  T267]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.063881][  T267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.063883][  T267]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.063885][  T267]  put_chars (drivers/char/virtio_console.c:1176)
[   28.063887][  T267]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.063888][  T267]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   28.063892][  T267]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.063895][  T267]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.063897][  T267]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.063898][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063900][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.063902][  T267]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.063905][  T267]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.063907][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063909][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063910][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063912][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.063914][  T267]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.063915][  T267]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.063917][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.063920][  T267]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.063922][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.063923][  T267]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.063925][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063926][  T267]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.063928][  T267]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.063929][  T267]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   28.063931][  T267]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.063933][  T267]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.063935][  T267]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.063937][  T267]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.063939][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.063941][  T267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.063943][  T267]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   28.063945][  T267]  _printk (kernel/printk/printk.c:2504)
[   28.063948][  T267]  ? snapshot_read.cold (user.c:?)
[   28.063950][  T267]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   28.063955][  T267] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   28.063967][  T267] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   28.063975][  T267] br_device_event (net/bridge/br.c:111) bridge
[   28.063983][  T267]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.063987][  T267]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   28.063989][  T267]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   28.063992][  T267]  notifier_call_chain (kernel/notifier.c:85)
[   28.063995][  T267]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   28.063999][  T267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.064000][  T267]  ? netif_change_name (net/core/dev.c:1517)
[   28.064002][  T267]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.064004][  T267]  ? __kernel_text_address (kernel/extable.c:79)
[   28.064006][  T267]  ? write_profile (profile.c:?)
[   28.064009][  T267]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.064011][  T267]  netif_change_flags (net/core/dev.c:9882)
[   28.064014][  T267]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   28.064017][  T267]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.064018][  T267]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.064019][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064021][  T267]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.064024][  T267]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.064027][  T267]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.064029][  T267]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.064030][  T267]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   28.064032][  T267]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   28.064033][  T267]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   28.064034][  T267]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.064036][  T267]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.064038][  T267]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.064039][  T267]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.064041][  T267]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.064043][  T267]  ? ___sys_sendmsg (net/socket.c:2767)
[   28.064044][  T267]  ? __sys_sendmsg (net/socket.c:2799)
[   28.064046][  T267]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.064048][  T267]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.064050][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064052][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.064054][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064055][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064057][  T267]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.064060][  T267]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   28.064062][  T267]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.064063][  T267]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.064064][  T267]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.064066][  T267]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.064068][  T267]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.064070][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064072][  T267]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.064073][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.064075][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064077][  T267]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   28.064080][  T267]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   28.064082][  T267]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.064083][  T267]  ? __kernel_text_address (kernel/extable.c:79)
[   28.064084][  T267]  ? write_profile (profile.c:?)
[   28.064085][  T267]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.064087][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064088][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064090][  T267]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.064093][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.064095][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064096][  T267]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.064098][  T267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.064099][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.064101][  T267]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.064102][  T267]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.064104][  T267]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.064106][  T267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.064107][  T267]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.064108][  T267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.064110][  T267]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   28.064112][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064114][  T267]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.064116][  T267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.064118][  T267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.064119][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064121][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064122][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.064124][  T267]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.064126][  T267]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.064128][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064129][  T267]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.064131][  T267]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.064133][  T267]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.064134][  T267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.064136][  T267]  ? move_addr_to_kernel (net/socket.c:258)
[   28.064137][  T267]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.064140][  T267]  ___sys_sendmsg (net/socket.c:2767)
[   28.064141][  T267]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.064146][  T267]  __sys_sendmsg (net/socket.c:2799)
[   28.064148][  T267]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.064151][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.064153][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.064154][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.064156][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.064157][  T267] RIP: 0033:0x7eff7847054e
[   28.064159][  T267] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.064161][  T267] RSP: 002b:00007ffedcc23430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.064165][  T267] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007eff7847054e
[   28.064166][  T267] RDX: 0000000000000000 RSI: 00007ffedcc234e0 RDI: 0000000000000005
[   28.064167][  T267] RBP: 00007ffedcc23440 R08: 0000000000000000 R09: 0000000000000000
[   28.064168][  T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d8b
[   28.064168][  T267] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedcc23ba0
| [   34.378886][  T291] softirqs last disabled at (0): 0x0
| [   34.378888][  T291] Preemption disabled at:
| [   34.378888][  T291] 0x0
| [   34.378896][  T291] Tainted: [W]=WARN
[   34.378897][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.378899][  T291] Call Trace:
[   34.378900][  T291]  <TASK>
[   34.378902][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.378907][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.378911][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.378914][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378918][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   34.378922][  T291]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   34.378924][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.378928][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.378930][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.378932][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   34.378934][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.378936][  T291]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   34.378939][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.378942][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.378944][  T291]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   34.378946][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378948][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.378950][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.378952][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.378954][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378956][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378957][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378959][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.378961][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   34.378963][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.378965][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.378967][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.378969][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.378970][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.378972][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378974][  T291]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.378975][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.378976][  T291]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   34.378978][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.378980][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.378982][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.378984][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.378986][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.378988][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.378990][  T291]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   34.378992][  T291]  _printk (kernel/printk/printk.c:2504)
[   34.378995][  T291]  ? snapshot_read.cold (user.c:?)
[   34.378997][  T291]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   34.379002][  T291] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   34.379014][  T291] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   34.379022][  T291] br_device_event (net/bridge/br.c:111) bridge
[   34.379030][  T291]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   34.379033][  T291]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   34.379036][  T291]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   34.379039][  T291]  notifier_call_chain (kernel/notifier.c:85)
[   34.379042][  T291]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   34.379046][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.379047][  T291]  ? netif_change_name (net/core/dev.c:1517)
[   34.379049][  T291]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   34.379051][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   34.379053][  T291]  ? write_profile (profile.c:?)
[   34.379055][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.379058][  T291]  netif_change_flags (net/core/dev.c:9882)
[   34.379061][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   34.379063][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.379065][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.379066][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379067][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   34.379071][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.379074][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.379076][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.379077][  T291]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   34.379078][  T291]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   34.379080][  T291]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   34.379081][  T291]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.379082][  T291]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.379085][  T291]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.379086][  T291]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.379088][  T291]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.379090][  T291]  ? ___sys_sendmsg (net/socket.c:2767)
[   34.379091][  T291]  ? __sys_sendmsg (net/socket.c:2799)
[   34.379093][  T291]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.379095][  T291]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.379098][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379099][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.379101][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379102][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379104][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.379107][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   34.379108][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.379110][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.379111][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.379113][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.379115][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.379117][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379119][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.379120][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.379121][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379123][  T291]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   34.379126][  T291]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   34.379128][  T291]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   34.379129][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   34.379130][  T291]  ? write_profile (profile.c:?)
[   34.379131][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.379133][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379134][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379136][  T291]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   34.379140][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.379141][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379143][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.379144][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.379145][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.379147][  T291]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   34.379148][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   34.379150][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.379152][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.379153][  T291]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.379155][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.379156][  T291]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   34.379158][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379160][  T291]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.379162][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.379164][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.379165][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379167][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379168][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.379170][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.379172][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.379174][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379175][  T291]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.379177][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.379179][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.379180][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.379182][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   34.379183][  T291]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   34.379185][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   34.379187][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.379192][  T291]  __sys_sendmsg (net/socket.c:2799)
[   34.379194][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.379196][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.379198][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.379199][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.379202][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.379203][  T291] RIP: 0033:0x7fd1fb0dc54e
[   34.379205][  T291] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.379207][  T291] RSP: 002b:00007fff0a498300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.379210][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd1fb0dc54e
[   34.379212][  T291] RDX: 0000000000000000 RSI: 00007fff0a4983b0 RDI: 0000000000000005
[   34.379213][  T291] RBP: 00007fff0a498310 R08: 0000000000000000 R09: 0000000000000000
[   34.379213][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910d91


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
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print