======================================
| [   11.002778][  T186] softirqs last disabled at (45494): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   11.002781][  T186] Preemption disabled at:
| [   11.002781][  T186] 0x0
| [   11.002791][  T186] Tainted: [W]=WARN
[   11.002792][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.002794][  T186] Call Trace:
[   11.002795][  T186]  <TASK>
[   11.002797][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.002803][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.002807][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.002812][  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)
[   11.002817][  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))
[   11.002819][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.002825][  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)
[   11.002828][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.002831][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[   11.002834][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.002835][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.002840][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.002845][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.002852][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.002854][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.002856][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.002860][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.002864][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.002866][  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))
[   11.002869][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.002872][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.002876][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.002880][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.002882][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.002887][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.002890][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.002891][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.002894][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.002897][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.002899][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.002902][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.002906][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.002910][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.002913][  T186]  _printk (kernel/printk/printk.c:2504)
[   11.002917][  T186]  ? snapshot_read.cold (user.c:?)
[   11.002920][  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)
[   11.002923][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.002927][  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)
[   11.002929][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.002933][  T186]  ? exit_notify (kernel/exit.c:780)
[   11.002935][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.002938][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.002942][  T186]  do_group_exit (kernel/exit.c:1151)
[   11.002945][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.002947][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.002949][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.002952][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.002955][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.002957][  T186] RIP: 0033:0x7faa435421b8
[   11.002960][  T186] Code: Unable to access opcode bytes at 0x7faa4354218e.

Code starting with the faulting instruction
===========================================
[   11.002961][  T186] RSP: 002b:00007ffd3763b3a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.002963][  T186] RAX: ffffffffffffffda RBX: 00007faa43672f88 RCX: 00007faa435421b8
[   11.002964][  T186] RDX: 00007faa4328cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.002965][  T186] RBP: 00007ffd3763b400 R08: 0000000000000000 R09: 0000000000008010
[   11.002966][  T186] R10: 00007ffd3763b1c0 R11: 0000000000000246 R12: 0000000000000001
[   11.002967][  T186] R13: 0000000000000000 R14: 00007faa43671680 R15: 00007faa43672fa0
| [   12.211902][  T237] softirqs last disabled at (16652): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.211904][  T237] Preemption disabled at:
| [   12.211905][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.211915][  T237] Tainted: [W]=WARN
[   12.211915][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.211917][  T237] Call Trace:
[   12.211919][  T237]  <TASK>
[   12.211920][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.211926][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.211929][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.211933][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.211938][  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)
[   12.211943][  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))
[   12.211945][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.211951][  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)
[   12.211954][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.211957][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   12.211960][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.211964][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.211968][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.211971][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.211973][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.211974][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.211978][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.211980][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.211983][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.211987][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.211991][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.211995][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.211997][  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))
[   12.212000][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212003][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.212007][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.212011][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.212013][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.212018][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.212021][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.212023][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212025][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.212029][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.212031][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.212034][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.212038][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.212040][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.212042][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.212047][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.212050][  T237]  _printk (kernel/printk/printk.c:2504)
[   12.212054][  T237]  ? snapshot_read.cold (user.c:?)
[   12.212057][  T237]  ? br_multicast_flood (??:?) bridge
[   12.212070][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.212072][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.212073][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.212077][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.212088][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.212096][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   12.212105][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   12.212113][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.212117][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.212120][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   12.212123][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   12.212128][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.212131][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.212134][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.212136][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.212138][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.212142][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.212144][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.212146][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.212149][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.212152][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.212153][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.212156][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.212158][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.212161][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.212166][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.212168][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.212171][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212173][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.212175][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212176][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212179][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.212183][  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)
[   12.212185][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.212187][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.212190][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.212192][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.212197][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.212202][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.212207][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.212209][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.212214][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.212215][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.212217][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.212219][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.212223][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.212225][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.212228][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.212229][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.212234][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.212236][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.212239][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.212241][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.212244][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.212250][  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))
[   12.212251][  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))
[   12.212256][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.212259][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.212262][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.212266][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.212270][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.212274][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.212279][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.212281][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.212283][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.212285][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   12.212292][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   12.212295][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.212311][  T237]  __sys_sendmsg (net/socket.c:2799)
[   12.212314][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.212321][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.212324][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.212327][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.212330][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.212332][  T237] RIP: 0033:0x7f28a468054e
[   12.212335][  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
[   12.212337][  T237] RSP: 002b:00007ffe56130230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.212340][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f28a468054e
[   12.212341][  T237] RDX: 0000000000000000 RSI: 00007ffe561302e0 RDI: 0000000000000005
[   12.212342][  T237] RBP: 00007ffe56130240 R08: 0000000000000000 R09: 0000000000000000
[   12.212343][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918223
[   12.212344][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe561309a0
| [   22.522194][  T221] softirqs last disabled at (15472): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   22.522203][  T221] Preemption disabled at:
| [   22.522203][  T221] 0x0
| [   22.522214][  T221] Tainted: [W]=WARN
[   22.522215][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.522217][  T221] Workqueue: events_unbound linkwatch_event
[   22.522220][  T221] Call Trace:
[   22.522222][  T221]  <TASK>
[   22.522224][  T221]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.522231][  T221]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.522236][  T221]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.522240][  T221]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.522245][  T221]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.522248][  T221]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.522254][  T221]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.522257][  T221]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.522260][  T221]  put_chars (drivers/char/virtio_console.c:1176)
[   22.522263][  T221]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.522266][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.522270][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.522273][  T221]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.522277][  T221]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.522280][  T221]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.522282][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.522283][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.522288][  T221]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.522289][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.522294][  T221]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.522298][  T221]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.522302][  T221]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.522304][  T221]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.522307][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.522310][  T221]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.522314][  T221]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.522319][  T221]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.522320][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.522326][  T221]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.522329][  T221]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.522331][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.522333][  T221]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.522337][  T221]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.522339][  T221]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.522343][  T221]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.522347][  T221]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.522350][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.522353][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.522357][  T221]  _printk (kernel/printk/printk.c:2504)
[   22.522361][  T221]  ? snapshot_read.cold (user.c:?)
[   22.522366][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.522371][  T221] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   22.522381][  T221] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   22.522390][  T221] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   22.522398][  T221] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   22.522407][  T221] br_device_event (net/bridge/br.c:101) bridge
[   22.522417][  T221]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   22.522422][  T221]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   22.522430][  T221]  notifier_call_chain (kernel/notifier.c:85)
[   22.522437][  T221]  netif_state_change (net/core/dev.c:1625)
[   22.522442][  T221]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   22.522448][  T221]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   22.522450][  T221]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   22.522454][  T221]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.522456][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.522462][  T221]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   22.522464][  T221]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   22.522468][  T221]  process_one_work (kernel/workqueue.c:3387)
[   22.522481][  T221]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   22.522484][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.522493][  T221]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   22.522498][  T221]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.522500][  T221]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   22.522503][  T221]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.522506][  T221]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   22.522509][  T221]  kthread (kernel/kthread.c:436)
[   22.522511][  T221]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.522514][  T221]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   22.522517][  T221]  ret_from_fork (arch/x86/kernel/process.c:158)
[   22.522522][  T221]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   22.522525][  T221]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   22.522529][  T221]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   22.522532][  T221]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.583696][    C2] softirqs last disabled at (471253): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.583697][    C2] Preemption disabled at:
| [   27.583698][    C2] 0x0
| [   27.583710][    C2] Tainted: [W]=WARN
[   27.583710][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.583712][    C2] Call Trace:
[   27.583714][    C2]  <IRQ>
[   27.583716][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.583722][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.583726][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.583730][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.583733][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583737][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.583740][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.583743][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.583747][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.583748][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.583750][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   27.583752][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.583754][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.583757][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.583761][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.583762][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583764][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.583766][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.583769][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.583771][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583772][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583774][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.583776][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.583778][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.583780][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.583783][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.583784][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.583786][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.583788][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583789][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.583791][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.583793][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.583795][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.583797][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.583799][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.583801][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583813][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.583814][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583821][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583827][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.583830][    C2]  _printk (kernel/printk/printk.c:2504)
[   27.583833][    C2]  ? snapshot_read.cold (user.c:?)
[   27.583835][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.583839][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.583841][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.583843][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.583846][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.583848][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.583850][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.583852][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.583854][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.583856][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583862][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583864][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.583866][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.583872][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.583874][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583880][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.583887][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.583893][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.583896][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.583898][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.583901][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.583903][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.583905][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583907][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.583909][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.583916][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.583918][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.583920][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.583923][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.583925][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.583927][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.583929][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583931][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.583933][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.583934][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.583936][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.583938][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.583939][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.583942][    C2]  </IRQ>
[   27.583943][    C2]  <TASK>
[   27.583943][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.583945][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.583947][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.583950][    C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   27.583952][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.583955][    C2] RAX: 00000000000730d3 RBX: ff11000001bec6c0 RCX: ffffffffaaef0307
[   27.583957][    C2] RDX: ff11000001bec6c0 RSI: ffffffffadc38af6 RDI: ffffffffad68d8e0
[   27.583958][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.583958][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.583959][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.583961][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.583964][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.583966][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.583968][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.583969][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.583971][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.583973][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.583975][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.583977][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.583979][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.583980][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.583982][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.643952][    C2]
| [   27.644065][    C2]
| [   27.644065][    C2] stack backtrace:
| [   27.644242][    C2] Tainted: [W]=WARN
[   27.644243][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.644244][    C2] Call Trace:
[   27.644246][    C2]  <IRQ>
[   27.644247][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.644252][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.644255][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.644258][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.644260][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.644262][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.644264][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.644266][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.644273][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.644276][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.644278][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.644284][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.644286][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.644292][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.644298][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.644305][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.644307][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.644308][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.644312][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.644314][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.644316][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.644318][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.644320][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.644327][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.644329][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.644331][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.644334][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.644336][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.644337][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.644340][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.644342][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.644344][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.644345][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.644347][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.644349][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.644350][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.644352][    C2]  </IRQ>
[   27.644352][    C2]  <TASK>
[   27.644353][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.644355][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.644356][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.644359][    C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   27.644361][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.644363][    C2] RAX: 00000000000730d3 RBX: ff11000001bec6c0 RCX: ffffffffaaef0307
[   27.644365][    C2] RDX: ff11000001bec6c0 RSI: ffffffffadc38af6 RDI: ffffffffad68d8e0
[   27.644365][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.644366][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.644367][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.644368][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.644371][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.644372][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.644374][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.644376][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.644377][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.644379][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.644381][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.644383][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.644384][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.644386][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.644388][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.973522][  T268] softirqs last disabled at (0): 0x0
| [   28.973523][  T268] Preemption disabled at:
| [   28.973524][  T268] 0x0
| [   28.973533][  T268] Tainted: [W]=WARN
[   28.973534][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.973535][  T268] Call Trace:
[   28.973537][  T268]  <TASK>
[   28.973538][  T268]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.973544][  T268]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.973548][  T268]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.973551][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973555][  T268]  __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))
[   28.973559][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.973561][  T268]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.973565][  T268]  ? 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)
[   28.973567][  T268]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.973569][  T268]  put_chars (drivers/char/virtio_console.c:1176)
[   28.973571][  T268]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.973572][  T268]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   28.973576][  T268]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.973579][  T268]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.973581][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.973583][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973585][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973587][  T268]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.973589][  T268]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.973591][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973593][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973594][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973596][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973598][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.973600][  T268]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.973602][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.973605][  T268]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.973606][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973608][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.973610][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973611][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.973613][  T268]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.973614][  T268]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   28.973616][  T268]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.973618][  T268]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.973620][  T268]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.973622][  T268]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.973624][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973626][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.973628][  T268]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   28.973630][  T268]  _printk (kernel/printk/printk.c:2504)
[   28.973633][  T268]  ? snapshot_read.cold (user.c:?)
[   28.973635][  T268]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   28.973640][  T268] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   28.973653][  T268] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   28.973661][  T268] br_device_event (net/bridge/br.c:111) bridge
[   28.973670][  T268]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.973673][  T268]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   28.973675][  T268]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   28.973679][  T268]  notifier_call_chain (kernel/notifier.c:85)
[   28.973682][  T268]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   28.973686][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.973687][  T268]  ? netif_change_name (net/core/dev.c:1517)
[   28.973689][  T268]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.973691][  T268]  ? __kernel_text_address (kernel/extable.c:79)
[   28.973694][  T268]  ? write_profile (profile.c:?)
[   28.973696][  T268]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.973699][  T268]  netif_change_flags (net/core/dev.c:9882)
[   28.973701][  T268]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   28.973704][  T268]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.973705][  T268]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.973707][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973708][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.973712][  T268]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.973715][  T268]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.973717][  T268]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.973718][  T268]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   28.973720][  T268]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   28.973721][  T268]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   28.973722][  T268]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.973723][  T268]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.973726][  T268]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.973727][  T268]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.973729][  T268]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.973731][  T268]  ? ___sys_sendmsg (net/socket.c:2767)
[   28.973733][  T268]  ? __sys_sendmsg (net/socket.c:2799)
[   28.973734][  T268]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.973736][  T268]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.973739][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973740][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973742][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973743][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973745][  T268]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.973748][  T268]  ? __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)
[   28.973750][  T268]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.973751][  T268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.973753][  T268]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.973755][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.973757][  T268]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.973759][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973761][  T268]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.973762][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973763][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973765][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   28.973768][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   28.973770][  T268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.973771][  T268]  ? __kernel_text_address (kernel/extable.c:79)
[   28.973773][  T268]  ? write_profile (profile.c:?)
[   28.973774][  T268]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.973775][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973777][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973779][  T268]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.973782][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973783][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973785][  T268]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.973787][  T268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.973788][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.973790][  T268]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.973791][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.973793][  T268]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.973795][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.973796][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.973798][  T268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.973799][  T268]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   28.973801][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973803][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.973805][  T268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.973807][  T268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.973809][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973810][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973812][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.973814][  T268]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.973816][  T268]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.973817][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973819][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.973821][  T268]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.973823][  T268]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.973824][  T268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.973826][  T268]  ? move_addr_to_kernel (net/socket.c:258)
[   28.973827][  T268]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.973830][  T268]  ___sys_sendmsg (net/socket.c:2767)
[   28.973831][  T268]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.973836][  T268]  __sys_sendmsg (net/socket.c:2799)
[   28.973838][  T268]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.973841][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.973843][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.973844][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.973846][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.973848][  T268] RIP: 0033:0x7fdc2ea6e54e
[   28.973850][  T268] 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
[   28.973852][  T268] RSP: 002b:00007fff58d006f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.973855][  T268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc2ea6e54e
[   28.973857][  T268] RDX: 0000000000000000 RSI: 00007fff58d007a0 RDI: 0000000000000005
[   28.973858][  T268] RBP: 00007fff58d00700 R08: 0000000000000000 R09: 0000000000000000
[   28.973858][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918234
[   28.973859][  T268] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff58d00e60
| [   35.290934][  T292] softirqs last disabled at (0): 0x0
| [   35.290936][  T292] Preemption disabled at:
| [   35.290936][  T292] 0x0
| [   35.290945][  T292] Tainted: [W]=WARN
[   35.290946][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.290947][  T292] Call Trace:
[   35.290949][  T292]  <TASK>
[   35.290950][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.290955][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.290959][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.290963][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.290968][  T292]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   35.290973][  T292]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.290976][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.290981][  T292]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.290983][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.290986][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   35.290988][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.290991][  T292]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   35.290995][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.291000][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.291003][  T292]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.291005][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291007][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291010][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.291014][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.291017][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291019][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291021][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291023][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291026][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   35.291028][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.291032][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.291035][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.291038][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291040][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.291042][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291045][  T292]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.291047][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.291049][  T292]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   35.291052][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.291054][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.291057][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.291060][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.291063][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291065][  T292]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.291068][  T292]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   35.291071][  T292]  _printk (kernel/printk/printk.c:2504)
[   35.291075][  T292]  ? snapshot_read.cold (user.c:?)
[   35.291078][  T292]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   35.291083][  T292] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   35.291101][  T292] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   35.291113][  T292] br_device_event (net/bridge/br.c:111) bridge
[   35.291125][  T292]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   35.291130][  T292]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   35.291133][  T292]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   35.291138][  T292]  notifier_call_chain (kernel/notifier.c:85)
[   35.291142][  T292]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   35.291147][  T292]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.291149][  T292]  ? netif_change_name (net/core/dev.c:1517)
[   35.291152][  T292]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   35.291155][  T292]  ? __kernel_text_address (kernel/extable.c:79)
[   35.291157][  T292]  ? write_profile (profile.c:?)
[   35.291160][  T292]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.291164][  T292]  netif_change_flags (net/core/dev.c:9882)
[   35.291167][  T292]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   35.291171][  T292]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.291173][  T292]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.291175][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291178][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.291182][  T292]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.291186][  T292]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.291188][  T292]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.291190][  T292]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   35.291192][  T292]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   35.291194][  T292]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   35.291196][  T292]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.291198][  T292]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.291201][  T292]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.291203][  T292]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.291205][  T292]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.291208][  T292]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.291210][  T292]  ? __sys_sendmsg (net/socket.c:2799)
[   35.291213][  T292]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.291216][  T292]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.291219][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291222][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291224][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291226][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291228][  T292]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.291232][  T292]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   35.291234][  T292]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.291236][  T292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.291238][  T292]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.291242][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.291245][  T292]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.291248][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291251][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.291252][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291255][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291257][  T292]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   35.291261][  T292]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.291264][  T292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.291266][  T292]  ? __kernel_text_address (kernel/extable.c:79)
[   35.291268][  T292]  ? write_profile (profile.c:?)
[   35.291270][  T292]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.291272][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291274][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291276][  T292]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   35.291281][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291283][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291285][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.291287][  T292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.291290][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.291292][  T292]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.291294][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.291298][  T292]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.291300][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.291302][  T292]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.291305][  T292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.291307][  T292]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   35.291310][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291313][  T292]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.291316][  T292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.291318][  T292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.291321][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291323][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291325][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.291328][  T292]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.291331][  T292]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.291334][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291336][  T292]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.291339][  T292]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.291341][  T292]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.291343][  T292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.291346][  T292]  ? move_addr_to_kernel (net/socket.c:258)
[   35.291348][  T292]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.291352][  T292]  ___sys_sendmsg (net/socket.c:2767)
[   35.291354][  T292]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.291362][  T292]  __sys_sendmsg (net/socket.c:2799)
[   35.291365][  T292]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.291369][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.291372][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.291373][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.291377][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.291379][  T292] RIP: 0033:0x7fba1ab3454e
[   35.291382][  T292] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.291384][  T292] RSP: 002b:00007ffeb16dac80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.291389][  T292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fba1ab3454e
[   35.291391][  T292] RDX: 0000000000000000 RSI: 00007ffeb16dad30 RDI: 0000000000000005
[   35.291392][  T292] RBP: 00007ffeb16dac90 R08: 0000000000000000 R09: 0000000000000000
[   35.291393][  T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91823a


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