======================================
| [    9.435535][  T186] softirqs last disabled at (43725): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.435537][  T186] Preemption disabled at:
| [    9.435538][  T186] 0x0
| [    9.435548][  T186] Tainted: [W]=WARN
[    9.435549][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.435550][  T186] Call Trace:
[    9.435552][  T186]  <TASK>
[    9.435554][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.435560][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.435565][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.435569][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.435574][  T186]  __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))
[    9.435577][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.435583][  T186]  ? 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)
[    9.435586][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.435589][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.435592][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.435593][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.435598][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.435603][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.435610][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.435612][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.435614][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.435618][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.435622][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.435624][  T186]  ? 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))
[    9.435627][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.435630][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.435634][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.435638][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.435640][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.435645][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.435648][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.435650][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.435652][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.435656][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.435661][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.435664][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.435668][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.435672][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.435675][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.435679][  T186]  ? snapshot_read.cold (user.c:?)
[    9.435682][  T186]  ? 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)
[    9.435685][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.435689][  T186]  ? 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)
[    9.435692][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.435695][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.435697][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.435700][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.435705][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.435708][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.435710][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.435712][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.435715][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.435719][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.435721][  T186] RIP: 0033:0x7f2ecfacd1b8
[    9.435724][  T186] Code: Unable to access opcode bytes at 0x7f2ecfacd18e.

Code starting with the faulting instruction
===========================================
[    9.435725][  T186] RSP: 002b:00007ffcfee96068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.435727][  T186] RAX: ffffffffffffffda RBX: 00007f2ecfbfdf88 RCX: 00007f2ecfacd1b8
[    9.435728][  T186] RDX: 00007f2ecf817fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.435729][  T186] RBP: 00007ffcfee960c0 R08: 0000000000000000 R09: 0000000000008010
[    9.435730][  T186] R10: 00007ffcfee95e80 R11: 0000000000000246 R12: 0000000000000001
[    9.435731][  T186] R13: 0000000000000000 R14: 00007f2ecfbfc680 R15: 00007f2ecfbfdfa0
| [   11.286036][  T266] softirqs last disabled at (16090): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.286038][  T266] Preemption disabled at:
| [   11.286039][  T266] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.286048][  T266] Tainted: [W]=WARN
[   11.286049][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.286051][  T266] Call Trace:
[   11.286052][  T266]  <TASK>
[   11.286054][  T266]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.286060][  T266]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.286062][  T266]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.286066][  T266]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.286071][  T266]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.286076][  T266]  __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))
[   11.286078][  T266]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.286084][  T266]  ? 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)
[   11.286087][  T266]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.286090][  T266]  put_chars (drivers/char/virtio_console.c:1176)
[   11.286093][  T266]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.286098][  T266]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.286101][  T266]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.286104][  T266]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.286106][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286108][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286112][  T266]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.286114][  T266]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.286117][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286121][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.286125][  T266]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.286129][  T266]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.286131][  T266]  ? 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))
[   11.286134][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286136][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.286140][  T266]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.286145][  T266]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.286146][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286152][  T266]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.286155][  T266]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.286156][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286159][  T266]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.286163][  T266]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.286164][  T266]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.286168][  T266]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.286172][  T266]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.286174][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.286176][  T266]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.286180][  T266]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.286184][  T266]  _printk (kernel/printk/printk.c:2504)
[   11.286188][  T266]  ? snapshot_read.cold (user.c:?)
[   11.286192][  T266]  ? br_multicast_flood (??:?) bridge
[   11.286204][  T266]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.286206][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.286207][  T266]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.286211][  T266] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.286221][  T266] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.286230][  T266] new_nbp (net/bridge/br_if.c:449) bridge
[   11.286239][  T266] br_add_if (net/bridge/br_if.c:592) bridge
[   11.286246][  T266]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.286251][  T266]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.286254][  T266]  ? __kernel_text_address (kernel/extable.c:79)
[   11.286257][  T266]  do_set_master (net/core/rtnetlink.c:3071)
[   11.286262][  T266]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.286266][  T266]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.286269][  T266]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.286270][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.286273][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.286276][  T266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.286279][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.286281][  T266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.286283][  T266]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.286286][  T266]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.286288][  T266]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.286291][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286293][  T266]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.286296][  T266]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.286300][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.286302][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.286305][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286307][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.286309][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286311][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286313][  T266]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.286317][  T266]  ? __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)
[   11.286318][  T266]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.286321][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.286324][  T266]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.286326][  T266]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.286331][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.286336][  T266]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.286341][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.286343][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286348][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.286350][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.286352][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.286354][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.286358][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.286360][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.286363][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.286364][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286369][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.286371][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.286374][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.286376][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.286379][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.286385][  T266]  ? 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))
[   11.286387][  T266]  ? 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))
[   11.286397][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.286401][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.286404][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.286408][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.286412][  T266]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.286415][  T266]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.286421][  T266]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.286423][  T266]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.286425][  T266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.286427][  T266]  ? move_addr_to_kernel (net/socket.c:258)
[   11.286435][  T266]  ___sys_sendmsg (net/socket.c:2767)
[   11.286438][  T266]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.286453][  T266]  __sys_sendmsg (net/socket.c:2799)
[   11.286456][  T266]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.286462][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.286466][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.286468][  T266]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.286471][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.286474][  T266] RIP: 0033:0x7f29d92fa54e
[   11.286477][  T266] 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
[   11.286479][  T266] RSP: 002b:00007fffba8e4a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.286482][  T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f29d92fa54e
[   11.286483][  T266] RDX: 0000000000000000 RSI: 00007fffba8e4ad0 RDI: 0000000000000005
[   11.286484][  T266] RBP: 00007fffba8e4a30 R08: 0000000000000000 R09: 0000000000000000
[   11.286485][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910371
[   11.286486][  T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffba8e5190
| [   13.848565][  T361] softirqs last disabled at (15416): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.848568][  T361] Preemption disabled at:
| [   13.848569][  T361] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.848578][  T361] Tainted: [W]=WARN
[   13.848579][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.848580][  T361] Call Trace:
[   13.848582][  T361]  <TASK>
[   13.848584][  T361]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.848590][  T361]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.848592][  T361]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.848597][  T361]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.848601][  T361]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.848606][  T361]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.848608][  T361]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.848614][  T361]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.848617][  T361]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.848620][  T361]  put_chars (drivers/char/virtio_console.c:1176)
[   13.848622][  T361]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.848624][  T361]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.848627][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.848631][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.848634][  T361]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.848637][  T361]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.848641][  T361]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.848642][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848644][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848648][  T361]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.848650][  T361]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.848653][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848656][  T361]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.848661][  T361]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.848665][  T361]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.848667][  T361]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.848670][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848672][  T361]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.848676][  T361]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.848681][  T361]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.848682][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848687][  T361]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.848690][  T361]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.848692][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848694][  T361]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.848698][  T361]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.848700][  T361]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.848703][  T361]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.848707][  T361]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.848710][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.848712][  T361]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.848716][  T361]  _printk (kernel/printk/printk.c:2504)
[   13.848720][  T361]  ? snapshot_read.cold (user.c:?)
[   13.848723][  T361]  ? br_multicast_flood (??:?) bridge
[   13.848736][  T361]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.848738][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.848739][  T361]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.848743][  T361] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.848754][  T361] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.848762][  T361] new_nbp (net/bridge/br_if.c:449) bridge
[   13.848771][  T361] br_add_if (net/bridge/br_if.c:592) bridge
[   13.848778][  T361]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.848782][  T361]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.848785][  T361]  ? __kernel_text_address (kernel/extable.c:79)
[   13.848789][  T361]  do_set_master (net/core/rtnetlink.c:3071)
[   13.848794][  T361]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.848797][  T361]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.848800][  T361]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.848802][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.848804][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.848807][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.848810][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.848812][  T361]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.848816][  T361]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.848820][  T361]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.848822][  T361]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.848826][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848829][  T361]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.848832][  T361]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.848836][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.848838][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.848841][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848843][  T361]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.848845][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848846][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848849][  T361]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.848852][  T361]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.848856][  T361]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.848858][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.848861][  T361]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.848863][  T361]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.848867][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.848873][  T361]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.848878][  T361]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.848880][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848884][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.848886][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.848888][  T361]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.848890][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.848894][  T361]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.848896][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.848899][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.848900][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848904][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.848906][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.848910][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.848912][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.848914][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.848920][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.848922][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.848926][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.848930][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.848932][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.848936][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.848940][  T361]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.848944][  T361]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.848949][  T361]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.848951][  T361]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.848953][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.848955][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   13.848962][  T361]  ___sys_sendmsg (net/socket.c:2767)
[   13.848965][  T361]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.848980][  T361]  __sys_sendmsg (net/socket.c:2799)
[   13.848983][  T361]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.848989][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.848993][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.848995][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.848999][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.849001][  T361] RIP: 0033:0x7f256da7a54e
[   13.849004][  T361] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.849006][  T361] RSP: 002b:00007ffd6936f230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.849009][  T361] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f256da7a54e
[   13.849010][  T361] RDX: 0000000000000000 RSI: 00007ffd6936f2e0 RDI: 0000000000000005
[   13.849011][  T361] RBP: 00007ffd6936f240 R08: 0000000000000000 R09: 0000000000000000
[   13.849012][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910374
[   13.849013][  T361] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6936f9a0
| [   15.482973][    C1]
| [   15.482973][    C1]
| [   15.482973][    C1] stack backtrace:
| [   15.482979][    C1] Tainted: [W]=WARN
[   15.482980][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.482981][    C1] Call Trace:
[   15.482983][    C1]  <IRQ>
[   15.482984][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.482988][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   15.482990][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   15.482993][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   15.482995][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   15.482996][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   15.482999][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.483000][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.483002][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483005][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483007][    C1]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.483009][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   15.483010][    C1]  console_emit_next_record (kernel/printk/printk.c:3177)
[   15.483013][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.483014][    C1]  ? 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))
[   15.483016][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483018][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483020][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.483022][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.483023][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.483025][    C1]  ? insn_get_immediate.part.0 (./arch/x86/include/asm/insn.h:30 arch/x86/lib/insn.c:570 arch/x86/lib/insn.c:678)
[   15.483028][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.483030][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.483031][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483033][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.483035][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.483036][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.483038][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.483041][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.483043][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483045][    C1]  _printk (kernel/printk/printk.c:2504)
[   15.483047][    C1]  ? snapshot_read.cold (user.c:?)
[   15.483048][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.483051][    C1]  ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge
[   15.483058][    C1]  ? idr_get_free (??:?)
[   15.483060][    C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge
[   15.483067][    C1]  ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge
[   15.483073][    C1]  ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge
[   15.483081][    C1]  ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge
[   15.483088][    C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge
[   15.483095][    C1]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   15.483101][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.483103][    C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   15.483110][    C1]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   15.483116][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   15.483118][    C1]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   15.483124][    C1]  ? do_xdp_generic (net/core/dev.c:5732)
[   15.483126][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483128][    C1]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   15.483131][    C1]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:842)
[   15.483133][    C1]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844)
[   15.483135][    C1]  ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029)
[   15.483136][    C1]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54))
[   15.483139][    C1]  __netif_receive_skb_list_core (net/core/dev.c:6339)
[   15.483142][    C1]  ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1))
[   15.483144][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.483145][    C1]  ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2))
[   15.483147][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483149][    C1]  netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497)
[   15.483151][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.483152][    C1]  ? process_backlog (net/core/dev.c:6752 (discriminator 28))
[   15.483154][    C1]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.483156][    C1]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.483158][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.483160][    C1]  napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865)
[   15.483162][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.483163][    C1]  ? netif_receive_skb_list (net/core/dev.c:6551)
[   15.483165][    C1]  ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2))
[   15.483167][    C1]  gro_cell_poll (net/core/gro_cells.c:76)
[   15.483170][    C1]  __napi_poll (net/core/dev.c:7787)
[   15.483171][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   15.483174][    C1]  ? __napi_poll (./include/net/gro.h:507)
[   15.483176][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.483178][    C1]  ? 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)
[   15.483180][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   15.483182][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   15.483185][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483187][    C1]  handle_softirqs (kernel/softirq.c:645)
[   15.483189][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483190][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.483192][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.483193][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   15.483195][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.483196][    C1]  </IRQ>
[   15.483197][    C1]  <TASK>
[   15.483197][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.483199][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.483201][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   15.483203][    C1] 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
[   15.483204][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   15.483207][    C1] RAX: 00000000000aa40d RBX: ff11000001bea380 RCX: ffffffffa46f0307
[   15.483208][    C1] RDX: ff11000001bea380 RSI: ffffffffa7438b01 RDI: ffffffffa6e8d8e0
[   15.483209][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   15.483210][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   15.483211][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   15.483212][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.483214][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   15.483216][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   15.483218][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.483219][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   15.483221][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   15.483222][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   15.483224][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483226][    C1]  do_idle (kernel/sched/idle.c:355)
[   15.483227][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   15.483229][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   15.483230][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   15.483232][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   15.483249][    C1] softirqs last disabled at (697359): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.483251][    C1] Preemption disabled at:
| [   15.483251][    C1] 0x0
| [   15.483256][    C1] Tainted: [W]=WARN
[   15.483257][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.483257][    C1] Call Trace:
[   15.483258][    C1]  <IRQ>
[   15.483258][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.483261][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.483264][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.483267][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483269][    C1]  __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))
[   15.483271][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.483272][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.483274][    C1]  ? 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)
[   15.483275][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.483277][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   15.483279][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.483281][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.483283][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[   15.483285][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.483286][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483288][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483290][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.483292][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.483294][    C1]  ? 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))
[   15.483296][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483297][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483299][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.483301][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.483303][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.483304][    C1]  ? insn_get_immediate.part.0 (./arch/x86/include/asm/insn.h:30 arch/x86/lib/insn.c:570 arch/x86/lib/insn.c:678)
[   15.483307][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.483309][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.483310][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483312][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.483314][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.483315][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.483317][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.483319][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.483321][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483323][    C1]  _printk (kernel/printk/printk.c:2504)
[   15.483325][    C1]  ? snapshot_read.cold (user.c:?)
[   15.483326][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.483328][    C1]  ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge
[   15.483335][    C1]  ? idr_get_free (??:?)
[   15.483337][    C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge
[   15.483344][    C1]  ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge
[   15.483351][    C1]  ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge
[   15.483358][    C1]  ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge
[   15.483364][    C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge
[   15.483371][    C1]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   15.483377][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.483380][    C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   15.483386][    C1]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   15.483392][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   15.483395][    C1]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   15.483398][    C1]  ? do_xdp_generic (net/core/dev.c:5732)
[   15.483400][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483402][    C1]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   15.483410][    C1]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:842)
[   15.483412][    C1]  ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844)
[   15.483413][    C1]  ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029)
[   15.483415][    C1]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54))
[   15.483417][    C1]  __netif_receive_skb_list_core (net/core/dev.c:6339)
[   15.483419][    C1]  ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1))
[   15.483421][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.483422][    C1]  ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2))
[   15.483424][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.483426][    C1]  netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497)
[   15.483428][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.483430][    C1]  ? process_backlog (net/core/dev.c:6752 (discriminator 28))
[   15.483432][    C1]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.483433][    C1]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.483435][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.483437][    C1]  napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865)
[   15.483439][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.483440][    C1]  ? netif_receive_skb_list (net/core/dev.c:6551)
[   15.483442][    C1]  ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2))
[   15.483444][    C1]  gro_cell_poll (net/core/gro_cells.c:76)
[   15.483447][    C1]  __napi_poll (net/core/dev.c:7787)
[   15.483449][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   15.483451][    C1]  ? __napi_poll (./include/net/gro.h:507)
[   15.483453][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.483454][    C1]  ? 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)
[   15.483456][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   15.483457][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   15.483460][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483462][    C1]  handle_softirqs (kernel/softirq.c:645)
[   15.483464][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.483465][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.483467][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.483469][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   15.483470][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.483472][    C1]  </IRQ>
[   15.483472][    C1]  <TASK>
[   15.483473][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.483474][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.483476][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   15.483477][    C1] 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
[   15.483478][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   15.483480][    C1] RAX: 00000000000aa40d RBX: ff11000001bea380 RCX: ffffffffa46f0307
[   15.483480][    C1] RDX: ff11000001bea380 RSI: ffffffffa7438b01 RDI: ffffffffa6e8d8e0
[   15.483481][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   15.483482][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   15.483482][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   15.483484][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.483486][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   15.483488][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   15.483489][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.483491][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   15.483492][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   15.483494][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   15.483495][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.483497][    C1]  do_idle (kernel/sched/idle.c:355)
[   15.483499][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   15.483500][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   15.483502][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   15.483503][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   31.336990][   T70] softirqs last disabled at (25388): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [   31.336992][   T70] Preemption disabled at:
| [   31.336993][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.337004][   T70] Tainted: [W]=WARN
[   31.337005][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.337006][   T70] Workqueue: netns cleanup_net
[   31.337012][   T70] Call Trace:
[   31.337014][   T70]  <TASK>
[   31.337015][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.337020][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.337022][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.337026][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.337029][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337033][   T70]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   31.337037][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.337039][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.337043][   T70]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.337044][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.337046][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   31.337048][   T70]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   31.337050][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.337052][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   31.337054][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.337058][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.337059][   T70]  ? 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)
[   31.337060][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.337062][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337063][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337065][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.337067][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.337070][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.337072][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337073][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337075][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337077][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.337078][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   31.337080][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.337082][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.337085][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.337086][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.337088][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.337090][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337091][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.337093][   T70]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.337094][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   31.337096][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.337098][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.337100][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.337102][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.337104][   T70]  ? process_one_work (kernel/workqueue.c:3387)
[   31.337107][   T70]  ? kthread (kernel/kthread.c:436)
[   31.337108][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   31.337111][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   31.337113][   T70]  _printk (kernel/printk/printk.c:2504)
[   31.337116][   T70]  ? snapshot_read.cold (user.c:?)
[   31.337118][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.337121][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.337123][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.337125][   T70]  ? netdev_notice (net/core/dev.c:13194)
[   31.337126][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337128][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   31.337130][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   31.337132][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   31.337133][   T70]  ? 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)
[   31.337136][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   31.337139][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[   31.337142][   T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   31.337155][   T70] br_dev_delete (net/bridge/br_if.c:387) bridge
[   31.337162][   T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   31.337169][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   31.337171][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   31.337173][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   31.337176][   T70]  cleanup_net (net/core/net_namespace.c:706)
[   31.337178][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.337180][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.337181][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.337184][   T70]  process_one_work (kernel/workqueue.c:3387)
[   31.337186][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   31.337188][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.337190][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.337192][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   31.337194][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   31.337196][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   31.337197][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   31.337199][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   31.337201][   T70]  kthread (kernel/kthread.c:436)
[   31.337202][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.337204][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   31.337205][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.337207][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   31.337209][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.337211][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print