======================================
| [    9.842913][  T188] softirqs last disabled at (26786): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.842916][  T188] Preemption disabled at:
| [    9.842916][  T188] 0x0
| [    9.842926][  T188] Tainted: [W]=WARN
[    9.842927][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.842929][  T188] Call Trace:
[    9.842931][  T188]  <TASK>
[    9.842932][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.842939][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.842944][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.842948][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.842953][  T188]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.842956][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.842961][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.842964][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.842967][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.842970][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.842972][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.842977][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.842982][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.842988][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.842990][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.842992][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.842996][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.843000][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.843002][  T188]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.843005][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.843007][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.843011][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.843015][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.843017][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.843022][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.843025][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.843027][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.843029][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.843033][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.843035][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.843038][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.843042][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.843045][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.843049][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.843053][  T188]  ? snapshot_read.cold (user.c:?)
[    9.843056][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.843058][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.843062][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.843065][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.843068][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.843070][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.843073][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.843077][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.843080][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.843081][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.843084][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.843087][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.843090][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.843092][  T188] RIP: 0033:0x7eff7c8ed1b8
[    9.843094][  T188] Code: Unable to access opcode bytes at 0x7eff7c8ed18e.

Code starting with the faulting instruction
===========================================
[    9.843096][  T188] RSP: 002b:00007ffd7002ff08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.843098][  T188] RAX: ffffffffffffffda RBX: 00007eff7ca1df88 RCX: 00007eff7c8ed1b8
[    9.843099][  T188] RDX: 00007eff7c637fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.843100][  T188] RBP: 00007ffd7002ff60 R08: 0000000000000000 R09: 0000000000008010
[    9.843101][  T188] R10: 00007ffd7002fd20 R11: 0000000000000246 R12: 0000000000000001
[    9.843102][  T188] R13: 0000000000000000 R14: 00007eff7ca1c680 R15: 00007eff7ca1dfa0
| [   10.966316][  T234] softirqs last disabled at (13684): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.966318][  T234] Preemption disabled at:
| [   10.966319][  T234] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.966328][  T234] Tainted: [W]=WARN
[   10.966329][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.966331][  T234] Call Trace:
[   10.966332][  T234]  <TASK>
[   10.966334][  T234]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.966340][  T234]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.966342][  T234]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.966347][  T234]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.966352][  T234]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.966357][  T234]  __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))
[   10.966359][  T234]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.966365][  T234]  ? 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)
[   10.966368][  T234]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.966371][  T234]  put_chars (drivers/char/virtio_console.c:1176)
[   10.966374][  T234]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.966378][  T234]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.966382][  T234]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.966385][  T234]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.966386][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966388][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966392][  T234]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.966394][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.966397][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966401][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.966405][  T234]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.966409][  T234]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.966411][  T234]  ? 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))
[   10.966414][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966416][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.966420][  T234]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.966424][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.966426][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966431][  T234]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.966434][  T234]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.966436][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966438][  T234]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.966442][  T234]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.966444][  T234]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.966447][  T234]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.966451][  T234]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.966453][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.966455][  T234]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.966459][  T234]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.966463][  T234]  _printk (kernel/printk/printk.c:2504)
[   10.966466][  T234]  ? snapshot_read.cold (user.c:?)
[   10.966470][  T234]  ? br_multicast_flood (??:?) bridge
[   10.966483][  T234]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.966484][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.966485][  T234]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.966490][  T234] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.966500][  T234] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.966508][  T234] new_nbp (net/bridge/br_if.c:449) bridge
[   10.966518][  T234] br_add_if (net/bridge/br_if.c:592) bridge
[   10.966525][  T234]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.966530][  T234]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.966533][  T234]  ? __kernel_text_address (kernel/extable.c:79)
[   10.966536][  T234]  do_set_master (net/core/rtnetlink.c:3071)
[   10.966541][  T234]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.966544][  T234]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.966548][  T234]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.966549][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.966551][  T234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.966555][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.966558][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.966560][  T234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.966562][  T234]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.966566][  T234]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.966567][  T234]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.966570][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966572][  T234]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   10.966575][  T234]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.966579][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.966581][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.966584][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966586][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.966588][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966589][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966592][  T234]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.966596][  T234]  ? __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)
[   10.966598][  T234]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.966600][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.966603][  T234]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.966605][  T234]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.966610][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.966615][  T234]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.966620][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.966622][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966627][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.966628][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.966630][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.966632][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.966636][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.966638][  T234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.966641][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.966642][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966647][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.966649][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.966652][  T234]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.966654][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.966657][  T234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.966663][  T234]  ? 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))
[   10.966665][  T234]  ? 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))
[   10.966669][  T234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.966673][  T234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.966675][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.966679][  T234]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.966683][  T234]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.966687][  T234]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.966692][  T234]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.966695][  T234]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.966697][  T234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.966699][  T234]  ? move_addr_to_kernel (net/socket.c:258)
[   10.966706][  T234]  ___sys_sendmsg (net/socket.c:2767)
[   10.966714][  T234]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.966730][  T234]  __sys_sendmsg (net/socket.c:2799)
[   10.966732][  T234]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.966739][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.966742][  T234]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.966745][  T234]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.966748][  T234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.966750][  T234] RIP: 0033:0x7fa2d0fe754e
[   10.966753][  T234] 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
[   10.966755][  T234] RSP: 002b:00007ffc89645210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.966758][  T234] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa2d0fe754e
[   10.966759][  T234] RDX: 0000000000000000 RSI: 00007ffc896452c0 RDI: 0000000000000005
[   10.966760][  T234] RBP: 00007ffc89645220 R08: 0000000000000000 R09: 0000000000000000
[   10.966761][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91327c
[   10.966762][  T234] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc89645980
| [   23.059316][  T292] softirqs last disabled at (20083): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.059318][  T292] Preemption disabled at:
| [   23.059318][  T292] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.059329][  T292] Tainted: [W]=WARN
[   23.059329][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.059331][  T292] Call Trace:
[   23.059333][  T292]  <TASK>
[   23.059334][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.059340][  T292]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.059342][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.059347][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.059351][  T292]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.059357][  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))
[   23.059359][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.059365][  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)
[   23.059368][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.059371][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   23.059373][  T292]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   23.059375][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.059378][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.059382][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.059386][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.059389][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.059390][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.059395][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.059396][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   23.059400][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.059403][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.059407][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.059411][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.059413][  T292]  ? 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))
[   23.059416][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.059418][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.059422][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.059426][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.059428][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.059434][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.059436][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.059438][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.059441][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.059444][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.059446][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.059449][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.059454][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.059460][  T292]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   23.059463][  T292]  _printk (kernel/printk/printk.c:2504)
[   23.059467][  T292]  ? snapshot_read.cold (user.c:?)
[   23.059473][  T292]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   23.059477][  T292] gact_init_module (net/sched/act_gact.c:180) act_gact
[   23.059479][  T292]  do_one_initcall (init/main.c:1357)
[   23.059482][  T292]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   23.059487][  T292]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   23.059490][  T292]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   23.059495][  T292]  do_init_module (kernel/module/main.c:3117)
[   23.059499][  T292]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.059503][  T292]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   23.059507][  T292]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   23.059511][  T292]  load_module (kernel/module/main.c:3593)
[   23.059518][  T292]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   23.059522][  T292]  ? __ia32_sys_fsconfig (??:?)
[   23.059525][  T292]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   23.059529][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.059531][  T292]  ? backing_file_read_iter (fs/backing-file.c:211)
[   23.059534][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.059539][  T292]  init_module_from_file (kernel/module/main.c:3790)
[   23.059542][  T292]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   23.059550][  T292]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.059554][  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)
[   23.059557][  T292]  idempotent_init_module (kernel/module/main.c:3802)
[   23.059560][  T292]  ? init_module_from_file (kernel/module/main.c:3791)
[   23.059567][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.059569][  T292]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   23.059576][  T292]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   23.059578][  T292]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.059582][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.059584][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.059586][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.059589][  T292] RIP: 0033:0x7f9efd8ac37d
[   23.059592][  T292] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.059594][  T292] RSP: 002b:00007ffe9196b918 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   23.059596][  T292] RAX: ffffffffffffffda RBX: 0000557b26abb810 RCX: 00007f9efd8ac37d
[   23.059598][  T292] RDX: 0000000000000000 RSI: 0000557b14846ffd RDI: 0000000000000000
[   23.059599][  T292] RBP: 00007ffe9196b9b0 R08: 0000000000000000 R09: 0000000000000000
[   23.059600][  T292] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b14846ffd
[   23.059601][  T292] R13: 0000557b26abb960 R14: 0000000000040000 R15: 0000000000000000
| [   26.479999][    C3] softirqs last disabled at (594269): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.480001][    C3] Preemption disabled at:
| [   26.480001][    C3] 0x0
| [   26.480012][    C3] Tainted: [W]=WARN
[   26.480013][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.480015][    C3] Call Trace:
[   26.480016][    C3]  <IRQ>
[   26.480019][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.480024][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.480028][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.480031][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.480034][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480038][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.480041][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.480044][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.480048][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.480049][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.480051][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   26.480053][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.480055][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.480058][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.480062][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.480063][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480065][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.480066][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.480069][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.480071][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480072][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480074][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.480076][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.480078][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.480080][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.480082][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.480084][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.480086][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.480087][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480089][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.480090][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.480092][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.480094][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.480096][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.480098][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.480100][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480112][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.480114][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480120][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480126][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.480129][    C3]  _printk (kernel/printk/printk.c:2504)
[   26.480133][    C3]  ? snapshot_read.cold (user.c:?)
[   26.480134][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.480138][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.480140][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.480142][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.480144][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.480147][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.480149][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.480151][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.480153][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.480154][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480160][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480162][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.480164][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.480170][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.480172][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480177][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.480184][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.480190][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.480192][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.480194][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.480198][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.480199][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.480201][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480203][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.480205][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.480212][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.480214][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.480216][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.480218][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.480220][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.480222][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.480224][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480226][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.480228][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.480229][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.480231][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.480233][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.480234][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.480237][    C3]  </IRQ>
[   26.480238][    C3]  <TASK>
[   26.480238][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.480240][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.480243][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.480246][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.480247][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.480251][    C3] RAX: 000000000009115b RBX: ff11000001c88040 RCX: ffffffffb88f0307
[   26.480252][    C3] RDX: ff11000001c88040 RSI: ffffffffbb638b01 RDI: ffffffffbb08d8e0
[   26.480253][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.480254][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.480255][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.480256][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.480259][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.480261][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.480263][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.480264][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.480266][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.480268][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.480269][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.480271][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.480273][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.480274][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.480276][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.480278][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.534699][    C3]
| [   26.534769][    C3]
| [   26.534769][    C3] stack backtrace:
| [   26.534947][    C3] Tainted: [W]=WARN
[   26.534948][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.534949][    C3] Call Trace:
[   26.534950][    C3]  <IRQ>
[   26.534951][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.534956][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.534958][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.534961][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.534963][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.534964][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.534967][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.534968][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.534975][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.534978][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.534980][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.534986][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.534987][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.534994][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.535000][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.535006][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.535008][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.535010][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.535013][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.535015][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.535017][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535019][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.535020][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.535027][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.535029][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.535031][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.535034][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.535035][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.535037][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.535039][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535041][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.535043][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.535044][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.535046][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.535048][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.535049][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.535051][    C3]  </IRQ>
[   26.535051][    C3]  <TASK>
[   26.535052][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.535053][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.535055][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.535057][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.535059][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.535061][    C3] RAX: 000000000009115b RBX: ff11000001c88040 RCX: ffffffffb88f0307
[   26.535062][    C3] RDX: ff11000001c88040 RSI: ffffffffbb638b01 RDI: ffffffffbb08d8e0
[   26.535063][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.535064][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.535065][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.535066][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.535068][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.535070][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.535072][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.535073][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.535075][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.535076][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.535077][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535079][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.535081][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.535082][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.535084][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.535086][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   48.036665][  T582] softirqs last disabled at (0): 0x0
| [   48.036666][  T582] Preemption disabled at:
| [   48.036667][  T582] 0x0
| [   48.036675][  T582] Tainted: [W]=WARN
[   48.036676][  T582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.036677][  T582] Call Trace:
[   48.036679][  T582]  <TASK>
[   48.036680][  T582]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.036685][  T582]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.036689][  T582]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.036693][  T582]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   48.036696][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036700][  T582]  __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))
[   48.036703][  T582]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.036706][  T582]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.036709][  T582]  ? 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)
[   48.036711][  T582]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.036713][  T582]  put_chars (drivers/char/virtio_console.c:1176)
[   48.036715][  T582]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.036717][  T582]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.036720][  T582]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.036723][  T582]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.036724][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036726][  T582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.036728][  T582]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.036730][  T582]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.036732][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036734][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036735][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036737][  T582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.036739][  T582]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.036740][  T582]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.036743][  T582]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.036745][  T582]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.036747][  T582]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.036748][  T582]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.036750][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036751][  T582]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.036753][  T582]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.036754][  T582]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.036756][  T582]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.036758][  T582]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.036760][  T582]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.036762][  T582]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.036764][  T582]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   48.036766][  T582]  ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740)
[   48.036768][  T582]  _printk (kernel/printk/printk.c:2504)
[   48.036772][  T582]  ? snapshot_read.cold (user.c:?)
[   48.036773][  T582]  ? 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)
[   48.036775][  T582]  ? 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)
[   48.036777][  T582]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.036778][  T582]  ? 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)
[   48.036780][  T582]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   48.036783][  T582]  ? exit_notify (kernel/exit.c:780)
[   48.036785][  T582]  ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3))
[   48.036787][  T582]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.036789][  T582]  do_group_exit (kernel/exit.c:1151)
[   48.036791][  T582]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   48.036792][  T582]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   48.036794][  T582]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.036797][  T582]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.036799][  T582]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.036801][  T582] RIP: 0033:0x7fef3846b1b8
[   48.036803][  T582] Code: Unable to access opcode bytes at 0x7fef3846b18e.

Code starting with the faulting instruction
===========================================
[   48.036804][  T582] RSP: 002b:00007ffd0f08ea68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   48.036808][  T582] RAX: ffffffffffffffda RBX: 00007fef3859bf88 RCX: 00007fef3846b1b8
[   48.036809][  T582] RDX: 00007fef381b4b48 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   48.036810][  T582] RBP: 00007ffd0f08eac0 R08: 0000000000000000 R09: 0000000000000020
[   48.036811][  T582] R10: 00007ffd0f08e880 R11: 0000000000000246 R12: 0000000000000001
[   48.036820][  T582] R13: 0000000000000000 R14: 00007fef3859a680 R15: 00007fef3859bfa0
| [  126.275869][ T1535] softirqs last disabled at (0): 0x0
| [  126.275871][ T1535] Preemption disabled at:
| [  126.275871][ T1535] 0x0
| [  126.275880][ T1535] Tainted: [W]=WARN
[  126.275881][ T1535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.275883][ T1535] Call Trace:
[  126.275884][ T1535]  <TASK>
[  126.275889][ T1535]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  126.275895][ T1535]  __might_resched.cold (kernel/sched/core.c:9234)
[  126.275898][ T1535]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  126.275901][ T1535]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  126.275904][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275908][ T1535]  __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))
[  126.275911][ T1535]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  126.275914][ T1535]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.275918][ T1535]  ? 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)
[  126.275919][ T1535]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.275926][ T1535]  put_chars (drivers/char/virtio_console.c:1176)
[  126.275928][ T1535]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  126.275929][ T1535]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  126.275932][ T1535]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  126.275936][ T1535]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  126.275937][ T1535]  ? vsnprintf (lib/vsprintf.c:2900)
[  126.275940][ T1535]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  126.275941][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275943][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275945][ T1535]  console_emit_next_record (kernel/printk/printk.c:3183)
[  126.275948][ T1535]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  126.275950][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275951][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275953][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275954][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.275956][ T1535]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  126.275958][ T1535]  console_flush_one_record (kernel/printk/printk.c:3268)
[  126.275960][ T1535]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  126.275963][ T1535]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  126.275964][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.275966][ T1535]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  126.275967][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275969][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.275970][ T1535]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  126.275971][ T1535]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  126.275973][ T1535]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  126.275975][ T1535]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  126.275977][ T1535]  vprintk_emit (kernel/printk/printk.c:2479)
[  126.275980][ T1535]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  126.275982][ T1535]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  126.275984][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275986][ T1535]  _printk (kernel/printk/printk.c:2504)
[  126.275989][ T1535]  ? snapshot_read.cold (user.c:?)
[  126.275991][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275993][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275994][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.275996][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.275997][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276000][ T1535] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  126.276012][ T1535] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  126.276020][ T1535] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  126.276027][ T1535]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  126.276033][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.276034][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276036][ T1535]  ? __nla_validate_parse (lib/nlattr.c:635)
[  126.276040][ T1535] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  126.276046][ T1535]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  126.276056][ T1535]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  126.276061][ T1535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  126.276063][ T1535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.276064][ T1535]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  126.276066][ T1535]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  126.276069][ T1535]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.276072][ T1535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.276073][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.276075][ T1535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.276076][ T1535]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  126.276078][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276080][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.276082][ T1535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.276084][ T1535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.276085][ T1535]  ? next_uptodate_folio (mm/filemap.c:3747)
[  126.276088][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276090][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276092][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276094][ T1535]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.276095][ T1535]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  126.276097][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276099][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.276101][ T1535]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  126.276104][ T1535]  ? copy_msghdr_from_user (net/socket.c:2650)
[  126.276105][ T1535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  126.276107][ T1535]  ? move_addr_to_kernel (net/socket.c:258)
[  126.276109][ T1535]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  126.276112][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.276113][ T1535]  ___sys_sendmsg (net/socket.c:2767)
[  126.276115][ T1535]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  126.276117][ T1535]  ? copy_msghdr_from_user (net/socket.c:2619)
[  126.276119][ T1535]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  126.276123][ T1535]  __sys_sendmsg (net/socket.c:2799)
[  126.276125][ T1535]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  126.276128][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276129][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.276131][ T1535]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  126.276133][ T1535]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  126.276135][ T1535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.276137][ T1535] RIP: 0033:0x7f6612ccd54e
[  126.276139][ T1535] 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
[  126.276141][ T1535] RSP: 002b:00007ffe14c434c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.276145][ T1535] RAX: ffffffffffffffda RBX: 00007ffe14c43670 RCX: 00007f6612ccd54e
[  126.276146][ T1535] RDX: 0000000000000000 RSI: 00007ffe14c43570 RDI: 0000000000000005
[  126.276147][ T1535] RBP: 00007ffe14c434d0 R08: 0000000000000000 R09: 0000000000000000
[  126.276148][ T1535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9132f0
[  126.276148][ T1535] R13: 0000000000425380 R14: 00007ffe14c4584a R15: 00000000ffffffff
| [  131.342302][ T1540] softirqs last disabled at (0): 0x0
| [  131.342304][ T1540] Preemption disabled at:
| [  131.342304][ T1540] 0x0
| [  131.342313][ T1540] Tainted: [W]=WARN
[  131.342314][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.342315][ T1540] Call Trace:
[  131.342317][ T1540]  <TASK>
[  131.342318][ T1540]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  131.342324][ T1540]  __might_resched.cold (kernel/sched/core.c:9234)
[  131.342328][ T1540]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  131.342330][ T1540]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  131.342334][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342337][ T1540]  __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))
[  131.342341][ T1540]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.342343][ T1540]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.342347][ T1540]  ? 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)
[  131.342348][ T1540]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.342350][ T1540]  put_chars (drivers/char/virtio_console.c:1176)
[  131.342352][ T1540]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  131.342354][ T1540]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  131.342357][ T1540]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  131.342360][ T1540]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  131.342361][ T1540]  ? vsnprintf (lib/vsprintf.c:2900)
[  131.342365][ T1540]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.342366][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342368][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342370][ T1540]  console_emit_next_record (kernel/printk/printk.c:3183)
[  131.342373][ T1540]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  131.342374][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342376][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342378][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342379][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.342381][ T1540]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  131.342383][ T1540]  console_flush_one_record (kernel/printk/printk.c:3268)
[  131.342385][ T1540]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  131.342388][ T1540]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  131.342389][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.342391][ T1540]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  131.342392][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342394][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.342395][ T1540]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  131.342397][ T1540]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  131.342399][ T1540]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  131.342401][ T1540]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  131.342403][ T1540]  vprintk_emit (kernel/printk/printk.c:2479)
[  131.342406][ T1540]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  131.342408][ T1540]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  131.342411][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342413][ T1540]  _printk (kernel/printk/printk.c:2504)
[  131.342417][ T1540]  ? snapshot_read.cold (user.c:?)
[  131.342418][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342420][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342422][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.342423][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342425][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342427][ T1540] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  131.342440][ T1540] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  131.342449][ T1540] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  131.342456][ T1540]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  131.342462][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.342463][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342466][ T1540]  ? __nla_validate_parse (lib/nlattr.c:635)
[  131.342469][ T1540] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  131.342476][ T1540]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  131.342486][ T1540]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  131.342490][ T1540]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  131.342492][ T1540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.342494][ T1540]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.342496][ T1540]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.342499][ T1540]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.342502][ T1540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.342503][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.342505][ T1540]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  131.342506][ T1540]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  131.342509][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342510][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.342512][ T1540]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.342514][ T1540]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  131.342515][ T1540]  ? next_uptodate_folio (mm/filemap.c:3747)
[  131.342519][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342520][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342522][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342524][ T1540]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.342526][ T1540]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  131.342528][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342529][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.342531][ T1540]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  131.342534][ T1540]  ? copy_msghdr_from_user (net/socket.c:2650)
[  131.342536][ T1540]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  131.342537][ T1540]  ? move_addr_to_kernel (net/socket.c:258)
[  131.342539][ T1540]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  131.342542][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.342544][ T1540]  ___sys_sendmsg (net/socket.c:2767)
[  131.342545][ T1540]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  131.342548][ T1540]  ? copy_msghdr_from_user (net/socket.c:2619)
[  131.342549][ T1540]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  131.342554][ T1540]  __sys_sendmsg (net/socket.c:2799)
[  131.342556][ T1540]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  131.342559][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342560][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.342562][ T1540]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.342564][ T1540]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  131.342566][ T1540]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.342568][ T1540] RIP: 0033:0x7fa78f2fc54e
[  131.342570][ T1540] 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
[  131.342572][ T1540] RSP: 002b:00007ffc9b66e850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.342575][ T1540] RAX: ffffffffffffffda RBX: 00007ffc9b66ea00 RCX: 00007fa78f2fc54e
[  131.342577][ T1540] RDX: 0000000000000000 RSI: 00007ffc9b66e900 RDI: 0000000000000005
[  131.342577][ T1540] RBP: 00007ffc9b66e860 R08: 0000000000000000 R09: 0000000000000000
[  131.342578][ T1540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9132f5
[  131.342579][ T1540] R13: 0000000000425380 R14: 00007ffc9b66f84a R15: 00000000ffffffff
| [  136.464201][ T1548] softirqs last disabled at (0): 0x0
| [  136.464203][ T1548] Preemption disabled at:
| [  136.464204][ T1548] vprintk_emit (kernel/printk/printk.c:2471)
| [  136.464214][ T1548] Tainted: [W]=WARN
[  136.464215][ T1548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  136.464217][ T1548] Call Trace:
[  136.464218][ T1548]  <TASK>
[  136.464219][ T1548]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  136.464224][ T1548]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  136.464226][ T1548]  __might_resched.cold (kernel/sched/core.c:9234)
[  136.464230][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  136.464234][ T1548]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  136.464237][ T1548]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  136.464238][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464242][ T1548]  __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))
[  136.464245][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.464248][ T1548]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  136.464251][ T1548]  ? 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)
[  136.464253][ T1548]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  136.464255][ T1548]  put_chars (drivers/char/virtio_console.c:1176)
[  136.464257][ T1548]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  136.464258][ T1548]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  136.464259][ T1548]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  136.464262][ T1548]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  136.464265][ T1548]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  136.464267][ T1548]  ? 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)
[  136.464268][ T1548]  ? vsnprintf (lib/vsprintf.c:2900)
[  136.464271][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.464273][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464275][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464277][ T1548]  console_emit_next_record (kernel/printk/printk.c:3183)
[  136.464279][ T1548]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  136.464281][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464283][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464284][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464286][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464288][ T1548]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  136.464289][ T1548]  console_flush_one_record (kernel/printk/printk.c:3268)
[  136.464291][ T1548]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  136.464294][ T1548]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  136.464295][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464297][ T1548]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  136.464298][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464300][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.464301][ T1548]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  136.464303][ T1548]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  136.464305][ T1548]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  136.464306][ T1548]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  136.464308][ T1548]  vprintk_emit (kernel/printk/printk.c:2479)
[  136.464312][ T1548]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  136.464314][ T1548]  _printk (kernel/printk/printk.c:2504)
[  136.464318][ T1548]  ? snapshot_read.cold (user.c:?)
[  136.464319][ T1548]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  136.464323][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.464325][ T1548]  ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge
[  136.464336][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464338][ T1548]  ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge
[  136.464347][ T1548] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  136.464356][ T1548]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  136.464359][ T1548] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  136.464368][ T1548]  ? __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)
[  136.464370][ T1548]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  136.464371][ T1548]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  136.464377][ T1548]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  136.464380][ T1548]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  136.464381][ T1548]  ? nla_get_range_signed (lib/nlattr.c:270)
[  136.464385][ T1548]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  136.464387][ T1548]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  136.464389][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464391][ T1548]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  136.464392][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464394][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464395][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  136.464397][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  136.464399][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464401][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464402][ T1548]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  136.464406][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464407][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464409][ T1548]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  136.464410][ T1548]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  136.464412][ T1548]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  136.464413][ T1548]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  136.464416][ T1548]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  136.464419][ T1548]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  136.464421][ T1548]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  136.464423][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.464424][ T1548]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  136.464425][ T1548]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  136.464428][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464429][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.464431][ T1548]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  136.464433][ T1548]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  136.464435][ T1548]  ? next_uptodate_folio (mm/filemap.c:3747)
[  136.464438][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464439][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464441][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464443][ T1548]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  136.464445][ T1548]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  136.464447][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464448][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.464450][ T1548]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  136.464451][ T1548]  ? copy_msghdr_from_user (net/socket.c:2650)
[  136.464453][ T1548]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  136.464454][ T1548]  ? move_addr_to_kernel (net/socket.c:258)
[  136.464457][ T1548]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  136.464459][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.464461][ T1548]  ___sys_sendmsg (net/socket.c:2767)
[  136.464463][ T1548]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  136.464465][ T1548]  ? copy_msghdr_from_user (net/socket.c:2619)
[  136.464466][ T1548]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  136.464471][ T1548]  __sys_sendmsg (net/socket.c:2799)
[  136.464473][ T1548]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  136.464476][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464477][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.464479][ T1548]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  136.464481][ T1548]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  136.464483][ T1548]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  136.464485][ T1548] RIP: 0033:0x7fc23b0f154e
[  136.464487][ T1548] 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
[  136.464489][ T1548] RSP: 002b:00007fff4681a8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  136.464493][ T1548] RAX: ffffffffffffffda RBX: 00007fff4681b040 RCX: 00007fc23b0f154e
[  136.464494][ T1548] RDX: 0000000000000000 RSI: 00007fff4681a950 RDI: 0000000000000005
[  136.464495][ T1548] RBP: 00007fff4681a8b0 R08: 0000000000000000 R09: 0000000000000000
[  136.464496][ T1548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9132f9
[  136.464497][ T1548] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4681b010
| [  146.704705][ T1572] softirqs last disabled at (0): 0x0
| [  146.704707][ T1572] Preemption disabled at:
| [  146.704708][ T1572] vprintk_emit (kernel/printk/printk.c:2471)
| [  146.704722][ T1572] Tainted: [W]=WARN
[  146.704723][ T1572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  146.704725][ T1572] Call Trace:
[  146.704727][ T1572]  <TASK>
[  146.704729][ T1572]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  146.704735][ T1572]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  146.704738][ T1572]  __might_resched.cold (kernel/sched/core.c:9234)
[  146.704742][ T1572]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  146.704745][ T1572]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  146.704749][ T1572]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  146.704751][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704755][ T1572]  __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))
[  146.704760][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.704763][ T1572]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  146.704768][ T1572]  ? 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)
[  146.704770][ T1572]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  146.704773][ T1572]  put_chars (drivers/char/virtio_console.c:1176)
[  146.704775][ T1572]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  146.704778][ T1572]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  146.704780][ T1572]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  146.704784][ T1572]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  146.704788][ T1572]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  146.704790][ T1572]  ? 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)
[  146.704792][ T1572]  ? vsnprintf (lib/vsprintf.c:2900)
[  146.704796][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.704799][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704801][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.704804][ T1572]  console_emit_next_record (kernel/printk/printk.c:3183)
[  146.704808][ T1572]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  146.704811][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704813][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704815][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704817][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.704820][ T1572]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  146.704822][ T1572]  console_flush_one_record (kernel/printk/printk.c:3268)
[  146.704825][ T1572]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  146.704829][ T1572]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  146.704832][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.704834][ T1572]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  146.704836][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704838][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.704840][ T1572]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  146.704842][ T1572]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  146.704845][ T1572]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  146.704848][ T1572]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  146.704850][ T1572]  vprintk_emit (kernel/printk/printk.c:2479)
[  146.704855][ T1572]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  146.704859][ T1572]  _printk (kernel/printk/printk.c:2504)
[  146.704862][ T1572]  ? snapshot_read.cold (user.c:?)
[  146.704865][ T1572]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  146.704869][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.704872][ T1572]  ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge
[  146.704891][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704894][ T1572]  ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge
[  146.704908][ T1572] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  146.704922][ T1572]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  146.704926][ T1572] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  146.704939][ T1572]  ? __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)
[  146.704942][ T1572]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  146.704944][ T1572]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  146.704960][ T1572]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  146.704964][ T1572]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  146.704966][ T1572]  ? nla_get_range_signed (lib/nlattr.c:270)
[  146.704970][ T1572]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  146.704975][ T1572]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  146.704978][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704980][ T1572]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  146.704982][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.704984][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704987][ T1572]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  146.704991][ T1572]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  146.704994][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704996][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.704999][ T1572]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  146.705003][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.705005][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705007][ T1572]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  146.705009][ T1572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  146.705012][ T1572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  146.705014][ T1572]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  146.705017][ T1572]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  146.705021][ T1572]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  146.705025][ T1572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  146.705027][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.705029][ T1572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  146.705031][ T1572]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  146.705035][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705037][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.705040][ T1572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  146.705043][ T1572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  146.705045][ T1572]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  146.705048][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705051][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705053][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705055][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705058][ T1572]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  146.705061][ T1572]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  146.705063][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705066][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.705068][ T1572]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  146.705071][ T1572]  ? copy_msghdr_from_user (net/socket.c:2650)
[  146.705073][ T1572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  146.705075][ T1572]  ? move_addr_to_kernel (net/socket.c:258)
[  146.705078][ T1572]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  146.705082][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.705085][ T1572]  ___sys_sendmsg (net/socket.c:2767)
[  146.705087][ T1572]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  146.705090][ T1572]  ? copy_msghdr_from_user (net/socket.c:2619)
[  146.705092][ T1572]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  146.705100][ T1572]  __sys_sendmsg (net/socket.c:2799)
[  146.705102][ T1572]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  146.705106][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705108][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.705111][ T1572]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  146.705114][ T1572]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  146.705117][ T1572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  146.705119][ T1572] RIP: 0033:0x7fd6a895a54e
[  146.705122][ T1572] 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
[  146.705124][ T1572] RSP: 002b:00007ffc62b8f920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  146.705128][ T1572] RAX: ffffffffffffffda RBX: 00007ffc62b900c0 RCX: 00007fd6a895a54e
[  146.705130][ T1572] RDX: 0000000000000000 RSI: 00007ffc62b8f9d0 RDI: 0000000000000005
[  146.705132][ T1572] RBP: 00007ffc62b8f930 R08: 0000000000000000 R09: 0000000000000000
[  146.705133][ T1572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913304


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