======================================
| [   10.053310][  T188] softirqs last disabled at (28983): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.053313][  T188] Preemption disabled at:
| [   10.053314][  T188] 0x0
| [   10.053325][  T188] Tainted: [W]=WARN
[   10.053326][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.053328][  T188] Call Trace:
[   10.053329][  T188]  <TASK>
[   10.053331][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.053338][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.053343][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.053347][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.053353][  T188]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.053355][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.053361][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.053364][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.053367][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[   10.053370][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.053371][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.053376][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.053382][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.053388][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.053390][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.053393][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.053397][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.053401][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.053403][  T188]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.053406][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.053409][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.053413][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.053417][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.053419][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.053424][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.053427][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.053429][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.053432][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.053435][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.053437][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.053441][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.053445][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.053449][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.053452][  T188]  _printk (kernel/printk/printk.c:2504)
[   10.053456][  T188]  ? snapshot_read.cold (user.c:?)
[   10.053459][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.053462][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.053466][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.053469][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.053473][  T188]  ? exit_notify (kernel/exit.c:780)
[   10.053475][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.053478][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.053483][  T188]  do_group_exit (kernel/exit.c:1151)
[   10.053486][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.053488][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.053490][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.053493][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.053497][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.053499][  T188] RIP: 0033:0x7fd24db851b8
[   10.053502][  T188] Code: Unable to access opcode bytes at 0x7fd24db8518e.

Code starting with the faulting instruction
===========================================
[   10.053503][  T188] RSP: 002b:00007ffe62c074c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.053506][  T188] RAX: ffffffffffffffda RBX: 00007fd24dcb5f88 RCX: 00007fd24db851b8
[   10.053507][  T188] RDX: 00007fd24d8cffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.053508][  T188] RBP: 00007ffe62c07520 R08: 0000000000000000 R09: 0000000000008010
[   10.053509][  T188] R10: 00007ffe62c072e0 R11: 0000000000000246 R12: 0000000000000001
[   10.053510][  T188] R13: 0000000000000000 R14: 00007fd24dcb4680 R15: 00007fd24dcb5fa0
| [   11.703913][  T254] softirqs last disabled at (26180): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.703915][  T254] Preemption disabled at:
| [   11.703916][  T254] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.703926][  T254] Tainted: [W]=WARN
[   11.703926][  T254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.703928][  T254] Call Trace:
[   11.703930][  T254]  <TASK>
[   11.703931][  T254]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.703937][  T254]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.703940][  T254]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.703944][  T254]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.703948][  T254]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.703953][  T254]  __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))
[   11.703956][  T254]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.703962][  T254]  ? 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)
[   11.703964][  T254]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.703968][  T254]  put_chars (drivers/char/virtio_console.c:1176)
[   11.703970][  T254]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.703975][  T254]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.703978][  T254]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.703981][  T254]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.703984][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.703986][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.703992][  T254]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.703995][  T254]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.704000][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704006][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.704010][  T254]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.704014][  T254]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.704016][  T254]  ? 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))
[   11.704019][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704021][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.704031][  T254]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.704035][  T254]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.704037][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.704039][  T254]  ? insn_get_immediate.part.0 (./arch/x86/include/asm/insn.h:30 arch/x86/lib/insn.c:570 arch/x86/lib/insn.c:678)
[   11.704045][  T254]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.704048][  T254]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.704049][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704052][  T254]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.704057][  T254]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.704059][  T254]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.704062][  T254]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.704066][  T254]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.704068][  T254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.704070][  T254]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.704073][  T254]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.704077][  T254]  _printk (kernel/printk/printk.c:2504)
[   11.704080][  T254]  ? snapshot_read.cold (user.c:?)
[   11.704084][  T254]  ? br_multicast_flood (??:?) bridge
[   11.704096][  T254]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.704098][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.704099][  T254]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.704103][  T254] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.704114][  T254] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.704122][  T254] new_nbp (net/bridge/br_if.c:449) bridge
[   11.704131][  T254] br_add_if (net/bridge/br_if.c:592) bridge
[   11.704138][  T254]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.704142][  T254]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.704145][  T254]  ? __kernel_text_address (kernel/extable.c:79)
[   11.704149][  T254]  do_set_master (net/core/rtnetlink.c:3071)
[   11.704153][  T254]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.704156][  T254]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.704159][  T254]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.704161][  T254]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.704163][  T254]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.704167][  T254]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.704169][  T254]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.704171][  T254]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.704174][  T254]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.704177][  T254]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.704178][  T254]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.704181][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.704183][  T254]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.704186][  T254]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.704190][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.704192][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.704195][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704197][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.704199][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704201][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704203][  T254]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.704207][  T254]  ? __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)
[   11.704208][  T254]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.704211][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.704214][  T254]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.704215][  T254]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.704220][  T254]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.704225][  T254]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.704231][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.704232][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.704237][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.704239][  T254]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.704241][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.704242][  T254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.704246][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.704248][  T254]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.704251][  T254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.704252][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.704257][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.704258][  T254]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.704262][  T254]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.704264][  T254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.704266][  T254]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.704272][  T254]  ? 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))
[   11.704274][  T254]  ? 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))
[   11.704278][  T254]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.704282][  T254]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.704284][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.704288][  T254]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.704292][  T254]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.704296][  T254]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.704301][  T254]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.704303][  T254]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.704305][  T254]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.704307][  T254]  ? move_addr_to_kernel (net/socket.c:258)
[   11.704314][  T254]  ___sys_sendmsg (net/socket.c:2767)
[   11.704317][  T254]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.704332][  T254]  __sys_sendmsg (net/socket.c:2799)
[   11.704335][  T254]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.704341][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.704345][  T254]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.704347][  T254]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.704349][  T254]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.704352][  T254] RIP: 0033:0x7faef35b454e
[   11.704355][  T254] 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
[   11.704357][  T254] RSP: 002b:00007ffce7dbee80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.704360][  T254] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007faef35b454e
[   11.704362][  T254] RDX: 0000000000000000 RSI: 00007ffce7dbef30 RDI: 0000000000000005
[   11.704363][  T254] RBP: 00007ffce7dbee90 R08: 0000000000000000 R09: 0000000000000000
[   11.704363][  T254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91616a
[   11.704364][  T254] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce7dbf5f0
| [   18.298103][  T497] softirqs last disabled at (22078): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   18.298106][  T497] Preemption disabled at:
| [   18.298107][  T497] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.298118][  T497] Tainted: [W]=WARN
[   18.298120][  T497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.298122][  T497] Call Trace:
[   18.298124][  T497]  <TASK>
[   18.298126][  T497]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.298133][  T497]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.298136][  T497]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.298141][  T497]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.298147][  T497]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.298154][  T497]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.298157][  T497]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.298165][  T497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.298168][  T497]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.298173][  T497]  put_chars (drivers/char/virtio_console.c:1176)
[   18.298176][  T497]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   18.298178][  T497]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.298183][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.298188][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.298191][  T497]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.298197][  T497]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.298201][  T497]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.298203][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298206][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298212][  T497]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.298215][  T497]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.298220][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298223][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.298229][  T497]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.298235][  T497]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.298237][  T497]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.298242][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298245][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.298251][  T497]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.298257][  T497]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.298260][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298268][  T497]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.298272][  T497]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.298274][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298278][  T497]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.298283][  T497]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.298286][  T497]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.298291][  T497]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.298297][  T497]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.298300][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.298304][  T497]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.298310][  T497]  _printk (kernel/printk/printk.c:2504)
[   18.298314][  T497]  ? snapshot_read.cold (user.c:?)
[   18.298320][  T497]  ? br_multicast_flood (??:?) bridge
[   18.298337][  T497]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.298339][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.298341][  T497]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.298348][  T497] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.298364][  T497] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.298377][  T497] new_nbp (net/bridge/br_if.c:449) bridge
[   18.298392][  T497] br_add_if (net/bridge/br_if.c:592) bridge
[   18.298403][  T497]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.298408][  T497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.298412][  T497]  ? __kernel_text_address (kernel/extable.c:79)
[   18.298418][  T497]  do_set_master (net/core/rtnetlink.c:3071)
[   18.298425][  T497]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.298430][  T497]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.298434][  T497]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.298436][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.298439][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.298443][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.298447][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.298449][  T497]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.298453][  T497]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.298457][  T497]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.298459][  T497]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.298463][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298466][  T497]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   18.298469][  T497]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.298476][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.298479][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.298483][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298486][  T497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.298488][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298491][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298494][  T497]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.298499][  T497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   18.298502][  T497]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.298506][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.298511][  T497]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.298514][  T497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.298521][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.298530][  T497]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.298539][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.298542][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298549][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.298552][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.298555][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.298558][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.298564][  T497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.298567][  T497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.298572][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.298574][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298581][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.298584][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.298589][  T497]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.298592][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.298596][  T497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.298607][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.298609][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.298616][  T497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.298622][  T497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.298625][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.298632][  T497]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.298638][  T497]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.298644][  T497]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.298651][  T497]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.298655][  T497]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.298658][  T497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.298660][  T497]  ? move_addr_to_kernel (net/socket.c:258)
[   18.298672][  T497]  ___sys_sendmsg (net/socket.c:2767)
[   18.298676][  T497]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.298701][  T497]  __sys_sendmsg (net/socket.c:2799)
[   18.298705][  T497]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.298715][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.298720][  T497]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.298723][  T497]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.298728][  T497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.298731][  T497] RIP: 0033:0x7f093ee8054e
[   18.298735][  T497] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.298738][  T497] RSP: 002b:00007fffc68fc090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.298741][  T497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f093ee8054e
[   18.298743][  T497] RDX: 0000000000000000 RSI: 00007fffc68fc140 RDI: 0000000000000005
[   18.298745][  T497] RBP: 00007fffc68fc0a0 R08: 0000000000000000 R09: 0000000000000000
[   18.298746][  T497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916170
[   18.298747][  T497] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc68fc800
| [   18.857462][  T517]
| [   18.857462][  T517]
| [   18.857462][  T517] stack backtrace:
| [   18.857469][  T517] Tainted: [W]=WARN
[   18.857469][  T517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.857471][  T517] Call Trace:
[   18.857472][  T517]  <TASK>
[   18.857474][  T517]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.857477][  T517]  print_bad_irq_dependency (kernel/locking/lockdep.c:2632)
[   18.857480][  T517]  check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1))
[   18.857482][  T517]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.857485][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.857488][  T517]  ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147)
[   18.857491][  T517]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   18.857492][  T517]  check_prev_add (kernel/locking/lockdep.c:3185)
[   18.857494][  T517]  validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924)
[   18.857496][  T517]  __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857498][  T517]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.857500][  T517]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.857502][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857504][  T517]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.857505][  T517]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.857507][  T517]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.857509][  T517]  console_emit_next_record (kernel/printk/printk.c:3177)
[   18.857511][  T517]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.857513][  T517]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.857515][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857516][  T517]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.857518][  T517]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.857521][  T517]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.857522][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857524][  T517]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.857526][  T517]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.857528][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857530][  T517]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.857532][  T517]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.857533][  T517]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.857535][  T517]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.857537][  T517]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.857540][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.857541][  T517]  _printk (kernel/printk/printk.c:2504)
[   18.857543][  T517]  ? snapshot_read.cold (user.c:?)
[   18.857545][  T517]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.857547][  T517]  ? br_fdb_find (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/bridge/br_fdb.c:230 (discriminator 2)) bridge
[   18.857554][  T517] fdb_add_local.cold (net/bridge/br_fdb.c:445 (discriminator 4) net/bridge/br_fdb.c:430 (discriminator 4)) bridge
[   18.857560][  T517] br_fdb_add_local (net/bridge/br_fdb.c:961) bridge
[   18.857568][  T517] br_add_if (net/bridge/br_if.c:655) bridge
[   18.857575][  T517]  do_set_master (net/core/rtnetlink.c:3071)
[   18.857578][  T517]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.857579][  T517]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.857582][  T517]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.857583][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.857584][  T517]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.857587][  T517]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.857589][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.857591][  T517]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.857592][  T517]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.857595][  T517]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.857597][  T517]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.857598][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857600][  T517]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   18.857601][  T517]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.857603][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.857605][  T517]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.857606][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857608][  T517]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.857609][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857611][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857612][  T517]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.857615][  T517]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   18.857617][  T517]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.857618][  T517]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.857620][  T517]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.857621][  T517]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.857623][  T517]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.857625][  T517]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.857627][  T517]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.857628][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857630][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.857632][  T517]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.857633][  T517]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.857635][  T517]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.857636][  T517]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.857638][  T517]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.857639][  T517]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.857640][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857642][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.857644][  T517]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.857646][  T517]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.857647][  T517]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.857648][  T517]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.857651][  T517]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.857652][  T517]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.857654][  T517]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.857656][  T517]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.857658][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.857660][  T517]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.857662][  T517]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.857664][  T517]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.857667][  T517]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.857669][  T517]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.857671][  T517]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.857672][  T517]  ? move_addr_to_kernel (net/socket.c:258)
[   18.857675][  T517]  ___sys_sendmsg (net/socket.c:2767)
[   18.857677][  T517]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.857682][  T517]  __sys_sendmsg (net/socket.c:2799)
[   18.857684][  T517]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.857686][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.857688][  T517]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.857690][  T517]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.857691][  T517]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.857693][  T517] RIP: 0033:0x7f069695d54e
[   18.857696][  T517] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.857698][  T517] RSP: 002b:00007fff1133c300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.857701][  T517] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f069695d54e
[   18.857702][  T517] RDX: 0000000000000000 RSI: 00007fff1133c3b0 RDI: 0000000000000005
[   18.857703][  T517] RBP: 00007fff1133c310 R08: 0000000000000000 R09: 0000000000000000
[   18.857704][  T517] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916171
[   18.857704][  T517] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1133ca70
| [   29.756672][ T1262] softirqs last disabled at (0): 0x0
| [   29.756674][ T1262] Preemption disabled at:
| [   29.756675][ T1262] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.756685][ T1262] Tainted: [W]=WARN
[   29.756686][ T1262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.756688][ T1262] Call Trace:
[   29.756690][ T1262]  <TASK>
[   29.756691][ T1262]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.756696][ T1262]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.756698][ T1262]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.756703][ T1262]  ? __module_address (kernel/module/main.c:3915)
[   29.756707][ T1262]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.756710][ T1262]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   29.756711][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756715][ T1262]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.756718][ T1262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.756721][ T1262]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.756724][ T1262]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.756726][ T1262]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.756728][ T1262]  put_chars (drivers/char/virtio_console.c:1176)
[   29.756730][ T1262]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   29.756731][ T1262]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.756733][ T1262]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   29.756735][ T1262]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.756739][ T1262]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.756740][ T1262]  ? 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)
[   29.756741][ T1262]  ? vsnprintf (lib/vsprintf.c:2900)
[   29.756745][ T1262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.756747][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756748][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756751][ T1262]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.756753][ T1262]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.756755][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756757][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756758][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756760][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756762][ T1262]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.756763][ T1262]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.756766][ T1262]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.756769][ T1262]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.756770][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756772][ T1262]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.756773][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756775][ T1262]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.756776][ T1262]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.756778][ T1262]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.756780][ T1262]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.756782][ T1262]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.756784][ T1262]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.756787][ T1262]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.756789][ T1262]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.756790][ T1262]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.756792][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756793][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756795][ T1262]  _printk (kernel/printk/printk.c:2504)
[   29.756799][ T1262]  ? snapshot_read.cold (user.c:?)
[   29.756801][ T1262]  ? br_multicast_flood (??:?) bridge
[   29.756813][ T1262]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   29.756815][ T1262]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.756816][ T1262]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.756818][ T1262] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   29.756827][ T1262] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   29.756834][ T1262] new_nbp (net/bridge/br_if.c:449) bridge
[   29.756841][ T1262] br_add_if (net/bridge/br_if.c:592) bridge
[   29.756847][ T1262]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   29.756851][ T1262]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.756853][ T1262]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.756855][ T1262]  ? __kernel_text_address (kernel/extable.c:79)
[   29.756857][ T1262]  do_set_master (net/core/rtnetlink.c:3071)
[   29.756860][ T1262]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   29.756861][ T1262]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.756863][ T1262]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.756864][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756866][ T1262]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.756869][ T1262]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.756872][ T1262]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.756874][ T1262]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.756875][ T1262]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.756877][ T1262]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.756878][ T1262]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.756879][ T1262]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.756880][ T1262]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.756883][ T1262]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.756885][ T1262]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.756886][ T1262]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.756888][ T1262]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.756889][ T1262]  ? __sys_sendmsg (net/socket.c:2799)
[   29.756891][ T1262]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.756893][ T1262]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.756895][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756897][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756898][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756900][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756902][ T1262]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.756905][ T1262]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   29.756907][ T1262]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.756908][ T1262]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.756910][ T1262]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.756911][ T1262]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.756913][ T1262]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.756915][ T1262]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.756917][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756919][ T1262]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.756920][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756922][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756924][ T1262]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.756925][ T1262]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.756927][ T1262]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.756929][ T1262]  ? __kernel_text_address (kernel/extable.c:79)
[   29.756930][ T1262]  ? write_profile (profile.c:?)
[   29.756931][ T1262]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.756933][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756935][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756937][ T1262]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.756940][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756942][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756944][ T1262]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.756945][ T1262]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.756946][ T1262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.756948][ T1262]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.756949][ T1262]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.756952][ T1262]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.756953][ T1262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.756954][ T1262]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.756956][ T1262]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.756957][ T1262]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.756959][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756961][ T1262]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.756963][ T1262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.756965][ T1262]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.756967][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756968][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756970][ T1262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.756972][ T1262]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.756974][ T1262]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.756975][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.756977][ T1262]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.756979][ T1262]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.756981][ T1262]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.756982][ T1262]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.756984][ T1262]  ? move_addr_to_kernel (net/socket.c:258)
[   29.756985][ T1262]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.756988][ T1262]  ___sys_sendmsg (net/socket.c:2767)
[   29.756989][ T1262]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.756994][ T1262]  __sys_sendmsg (net/socket.c:2799)
[   29.756996][ T1262]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.756999][ T1262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.757001][ T1262]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.757002][ T1262]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.757004][ T1262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.757006][ T1262] RIP: 0033:0x7f750603054e
[   29.757008][ T1262] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.757009][ T1262] RSP: 002b:00007fff51f77400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.757013][ T1262] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f750603054e
[   29.757014][ T1262] RDX: 0000000000000000 RSI: 00007fff51f774b0 RDI: 0000000000000005
[   29.757015][ T1262] RBP: 00007fff51f77410 R08: 0000000000000000 R09: 0000000000000000
[   29.757016][ T1262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91617c


Finger prints:
print_bad_irq_dependency:check_irq_usage:check_prev_add:validate_chain:__lock_acquire
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print