======================================
| [    9.623907][  T187] softirqs last disabled at (49700): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.623910][  T187] Preemption disabled at:
| [    9.623910][  T187] 0x0
| [    9.623921][  T187] Tainted: [W]=WARN
[    9.623921][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.623923][  T187] Call Trace:
[    9.623925][  T187]  <TASK>
[    9.623927][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.623933][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.623937][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.623942][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.623946][  T187]  __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))
[    9.623949][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.623954][  T187]  ? 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)
[    9.623957][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.623960][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.623963][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.623964][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.623969][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.623974][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.623980][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.623982][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.623985][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.623989][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.623993][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.623994][  T187]  ? 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))
[    9.623998][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.624000][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.624004][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.624008][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.624010][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.624015][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.624018][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.624020][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.624022][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.624026][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.624027][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.624031][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.624034][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.624038][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.624041][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.624045][  T187]  ? snapshot_read.cold (user.c:?)
[    9.624048][  T187]  ? 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)
[    9.624051][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.624054][  T187]  ? 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)
[    9.624057][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.624061][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.624063][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.624065][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.624069][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.624072][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.624074][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.624076][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.624079][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.624082][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.624085][  T187] RIP: 0033:0x7f32ed0801b8
[    9.624087][  T187] Code: Unable to access opcode bytes at 0x7f32ed08018e.

Code starting with the faulting instruction
===========================================
[    9.624088][  T187] RSP: 002b:00007ffc2ae1bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.624091][  T187] RAX: ffffffffffffffda RBX: 00007f32ed1b0f88 RCX: 00007f32ed0801b8
[    9.624094][  T187] RDX: 00007f32ecdcafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.624095][  T187] RBP: 00007ffc2ae1bd50 R08: 0000000000000000 R09: 0000000000008010
[    9.624096][  T187] R10: 00007ffc2ae1bb10 R11: 0000000000000246 R12: 0000000000000001
[    9.624097][  T187] R13: 0000000000000000 R14: 00007f32ed1af680 R15: 00007f32ed1b0fa0
| [   10.797843][  T234] softirqs last disabled at (21018): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.797846][  T234] Preemption disabled at:
| [   10.797846][  T234] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.797856][  T234] Tainted: [W]=WARN
[   10.797857][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.797859][  T234] Call Trace:
[   10.797860][  T234]  <TASK>
[   10.797862][  T234]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.797868][  T234]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.797870][  T234]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.797875][  T234]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.797879][  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)
[   10.797884][  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))
[   10.797886][  T234]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.797892][  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)
[   10.797895][  T234]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.797898][  T234]  put_chars (drivers/char/virtio_console.c:1176)
[   10.797901][  T234]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.797905][  T234]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.797909][  T234]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.797912][  T234]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.797914][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.797915][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.797919][  T234]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.797921][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.797925][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.797929][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.797933][  T234]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.797936][  T234]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.797938][  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))
[   10.797941][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.797944][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.797948][  T234]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.797952][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.797954][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.797959][  T234]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.797962][  T234]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.797964][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.797966][  T234]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.797970][  T234]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.797971][  T234]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.797975][  T234]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.797979][  T234]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.797981][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.797983][  T234]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.797988][  T234]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.797991][  T234]  _printk (kernel/printk/printk.c:2504)
[   10.797995][  T234]  ? snapshot_read.cold (user.c:?)
[   10.797999][  T234]  ? br_multicast_flood (??:?) bridge
[   10.798012][  T234]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.798014][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.798015][  T234]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.798019][  T234] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.798029][  T234] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.798038][  T234] new_nbp (net/bridge/br_if.c:449) bridge
[   10.798047][  T234] br_add_if (net/bridge/br_if.c:592) bridge
[   10.798054][  T234]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.798058][  T234]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.798061][  T234]  ? __kernel_text_address (kernel/extable.c:79)
[   10.798065][  T234]  do_set_master (net/core/rtnetlink.c:3071)
[   10.798070][  T234]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.798073][  T234]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.798076][  T234]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.798078][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.798080][  T234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.798084][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.798087][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.798089][  T234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.798091][  T234]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.798097][  T234]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.798098][  T234]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.798101][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.798103][  T234]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   10.798106][  T234]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.798111][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.798113][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.798115][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.798118][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.798119][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.798121][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.798123][  T234]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.798127][  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)
[   10.798129][  T234]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.798131][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.798134][  T234]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.798136][  T234]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.798141][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.798146][  T234]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.798151][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.798153][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.798158][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.798160][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.798162][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.798164][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.798167][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.798169][  T234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.798172][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.798174][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.798178][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.798180][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.798183][  T234]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.798185][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.798193][  T234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.798199][  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))
[   10.798201][  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))
[   10.798205][  T234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.798209][  T234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.798212][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.798216][  T234]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.798219][  T234]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.798223][  T234]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.798229][  T234]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.798231][  T234]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.798233][  T234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.798235][  T234]  ? move_addr_to_kernel (net/socket.c:258)
[   10.798242][  T234]  ___sys_sendmsg (net/socket.c:2767)
[   10.798245][  T234]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.798261][  T234]  __sys_sendmsg (net/socket.c:2799)
[   10.798264][  T234]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.798270][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.798274][  T234]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.798276][  T234]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.798279][  T234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.798281][  T234] RIP: 0033:0x7f9eed7db54e
[   10.798285][  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
[   10.798287][  T234] RSP: 002b:00007fffeca58110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.798289][  T234] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9eed7db54e
[   10.798291][  T234] RDX: 0000000000000000 RSI: 00007fffeca581c0 RDI: 0000000000000005
[   10.798292][  T234] RBP: 00007fffeca58120 R08: 0000000000000000 R09: 0000000000000000
[   10.798292][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915cd1
[   10.798293][  T234] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeca58880
| [   23.029975][  T291] softirqs last disabled at (17497): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.029978][  T291] Preemption disabled at:
| [   23.029978][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.029988][  T291] Tainted: [W]=WARN
[   23.029989][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.029990][  T291] Call Trace:
[   23.029992][  T291]  <TASK>
[   23.029994][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.029999][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.030001][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.030006][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.030010][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.030015][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.030017][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.030023][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.030026][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.030029][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   23.030031][  T291]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   23.030033][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.030036][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.030039][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.030044][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.030046][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.030047][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.030052][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.030053][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   23.030056][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.030059][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.030063][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.030067][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.030068][  T291]  ? 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))
[   23.030071][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.030074][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.030078][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.030082][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.030083][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.030088][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.030091][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.030096][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.030098][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.030102][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.030103][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.030107][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.030111][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.030116][  T291]  ? 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
[   23.030119][  T291]  _printk (kernel/printk/printk.c:2504)
[   23.030123][  T291]  ? snapshot_read.cold (user.c:?)
[   23.030129][  T291]  ? 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)
[   23.030132][  T291] gact_init_module (net/sched/act_gact.c:180) act_gact
[   23.030135][  T291]  do_one_initcall (init/main.c:1357)
[   23.030138][  T291]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   23.030143][  T291]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   23.030146][  T291]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   23.030151][  T291]  do_init_module (kernel/module/main.c:3117)
[   23.030154][  T291]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.030158][  T291]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   23.030161][  T291]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   23.030165][  T291]  load_module (kernel/module/main.c:3593)
[   23.030173][  T291]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   23.030176][  T291]  ? __ia32_sys_fsconfig (??:?)
[   23.030179][  T291]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   23.030183][  T291]  ? backing_file_read_iter (fs/backing-file.c:211)
[   23.030186][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.030190][  T291]  init_module_from_file (kernel/module/main.c:3790)
[   23.030193][  T291]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   23.030201][  T291]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.030209][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.030212][  T291]  idempotent_init_module (kernel/module/main.c:3802)
[   23.030215][  T291]  ? init_module_from_file (kernel/module/main.c:3791)
[   23.030222][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.030224][  T291]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   23.030230][  T291]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   23.030232][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.030236][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.030237][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.030240][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.030242][  T291] RIP: 0033:0x7f45cf99437d
[   23.030246][  T291] 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
[   23.030248][  T291] RSP: 002b:00007ffc3bcb96c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   23.030250][  T291] RAX: ffffffffffffffda RBX: 0000559685037810 RCX: 00007f45cf99437d
[   23.030252][  T291] RDX: 0000000000000000 RSI: 000055967e89effd RDI: 0000000000000000
[   23.030253][  T291] RBP: 00007ffc3bcb9760 R08: 0000000000000000 R09: 0000000000000000
[   23.030254][  T291] R10: 0000000000000000 R11: 0000000000000246 R12: 000055967e89effd
[   23.030254][  T291] R13: 0000559685037960 R14: 0000000000040000 R15: 0000000000000000
| [   26.473202][    C0] softirqs last disabled at (596773): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.473203][    C0] Preemption disabled at:
| [   26.473204][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.473218][    C0] Tainted: [W]=WARN
[   26.473219][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.473221][    C0] Call Trace:
[   26.473223][    C0]  <IRQ>
[   26.473224][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.473230][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.473231][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.473235][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.473238][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.473241][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473245][    C0]  __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))
[   26.473248][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.473251][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.473255][    C0]  ? 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)
[   26.473257][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.473259][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.473261][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.473262][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.473265][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.473269][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.473270][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473272][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473274][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.473276][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.473278][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473280][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473281][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473283][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.473285][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.473287][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.473290][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.473291][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473293][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.473294][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473296][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.473297][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.473299][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.473301][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.473303][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.473305][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.473307][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473309][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.473310][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.473315][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.473318][    C0]  ? snapshot_read.cold (user.c:?)
[   26.473319][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.473323][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.473325][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.473327][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.473329][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.473332][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.473334][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.473336][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.473338][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.473340][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473352][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473354][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473356][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473362][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.473364][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473370][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473376][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473382][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.473386][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.473387][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.473391][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.473392][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.473394][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473396][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.473398][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473405][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.473406][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.473409][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.473411][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.473413][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.473415][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.473417][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473419][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.473420][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.473422][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.473424][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.473425][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.473427][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.473430][    C0]  </IRQ>
[   26.473430][    C0]  <TASK>
[   26.473431][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.473432][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.473435][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.473437][    C0] 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
[   26.473439][    C0] RSP: 0018:ffffffffb7207cf8 EFLAGS: 00000296
[   26.473443][    C0] RAX: 0000000000091b23 RBX: ffffffffb721c600 RCX: ffffffffb42f0307
[   26.473444][    C0] RDX: ffffffffb721c600 RSI: ffffffffb7038b01 RDI: ffffffffb6a8d8e0
[   26.473445][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.473446][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6e40fa2
[   26.473447][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.473448][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.473452][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.473453][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.473455][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.473456][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.473458][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.473460][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.473462][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.473463][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473465][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.473466][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.473468][    C0]  rest_init (init/main.c:727)
[   26.473470][    C0]  ? __cpuidle_text_end (??:?)
[   26.473473][    C0]  ? rest_init (init/main.c:727)
[   26.473474][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.473478][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.473480][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.473483][    C0]  start_kernel (init/main.c:1185)
[   26.473485][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.473487][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.473489][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.534734][    C0]
| [   26.534808][    C0]
| [   26.534808][    C0] stack backtrace:
| [   26.535047][    C0] Tainted: [W]=WARN
[   26.535048][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.535050][    C0] Call Trace:
[   26.535051][    C0]  <IRQ>
[   26.535052][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.535056][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.535060][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.535063][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.535065][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.535067][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.535069][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.535071][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.535078][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535082][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.535083][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.535089][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.535091][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.535097][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.535103][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.535109][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.535112][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.535113][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.535117][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.535119][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.535121][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535123][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.535125][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.535131][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.535133][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.535136][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.535138][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.535140][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.535142][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.535144][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535146][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.535148][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.535149][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.535151][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.535152][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.535154][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.535156][    C0]  </IRQ>
[   26.535156][    C0]  <TASK>
[   26.535157][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.535158][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.535160][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.535162][    C0] 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
[   26.535164][    C0] RSP: 0018:ffffffffb7207cf8 EFLAGS: 00000296
[   26.535166][    C0] RAX: 0000000000091b23 RBX: ffffffffb721c600 RCX: ffffffffb42f0307
[   26.535167][    C0] RDX: ffffffffb721c600 RSI: ffffffffb7038b01 RDI: ffffffffb6a8d8e0
[   26.535168][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.535169][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6e40fa2
[   26.535170][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.535172][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.535174][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.535175][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.535177][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.535179][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.535180][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.535182][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.535184][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.535185][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.535187][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.535189][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.535190][    C0]  rest_init (init/main.c:727)
[   26.535192][    C0]  ? __cpuidle_text_end (??:?)
[   26.535195][    C0]  ? rest_init (init/main.c:727)
[   26.535197][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.535200][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.535203][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.535206][    C0]  start_kernel (init/main.c:1185)
[   26.535207][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.535209][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.535211][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  126.750772][ T1535] softirqs last disabled at (0): 0x0
| [  126.750774][ T1535] Preemption disabled at:
| [  126.750775][ T1535] 0x0
| [  126.750784][ T1535] Tainted: [W]=WARN
[  126.750785][ T1535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.750786][ T1535] Call Trace:
[  126.750788][ T1535]  <TASK>
[  126.750789][ T1535]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  126.750794][ T1535]  __might_resched.cold (kernel/sched/core.c:9234)
[  126.750798][ T1535]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  126.750801][ T1535]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  126.750804][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750807][ 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))
[  126.750811][ T1535]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  126.750813][ T1535]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.750817][ 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)
[  126.750819][ T1535]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.750821][ T1535]  put_chars (drivers/char/virtio_console.c:1176)
[  126.750823][ T1535]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  126.750824][ T1535]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  126.750827][ T1535]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  126.750830][ T1535]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  126.750831][ T1535]  ? vsnprintf (lib/vsprintf.c:2900)
[  126.750835][ T1535]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  126.750836][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750838][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750840][ T1535]  console_emit_next_record (kernel/printk/printk.c:3183)
[  126.750843][ T1535]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  126.750844][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750846][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750848][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750849][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.750851][ T1535]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  126.750853][ T1535]  console_flush_one_record (kernel/printk/printk.c:3268)
[  126.750855][ T1535]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  126.750858][ T1535]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  126.750859][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.750861][ T1535]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  126.750862][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750864][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.750865][ T1535]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  126.750867][ T1535]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  126.750869][ T1535]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  126.750870][ T1535]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  126.750872][ T1535]  vprintk_emit (kernel/printk/printk.c:2479)
[  126.750876][ T1535]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  126.750878][ T1535]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  126.750881][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750883][ T1535]  _printk (kernel/printk/printk.c:2504)
[  126.750886][ T1535]  ? snapshot_read.cold (user.c:?)
[  126.750887][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750889][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750891][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.750892][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750894][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750896][ T1535] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  126.750909][ T1535] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  126.750918][ T1535] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  126.750925][ T1535]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  126.750930][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.750932][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750934][ T1535]  ? __nla_validate_parse (lib/nlattr.c:635)
[  126.750938][ T1535] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  126.750945][ T1535]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  126.750955][ T1535]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  126.750959][ T1535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  126.750961][ T1535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.750962][ T1535]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  126.750965][ T1535]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  126.750967][ T1535]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.750970][ T1535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.750972][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.750973][ T1535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.750974][ T1535]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  126.750977][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750979][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.750980][ T1535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.750982][ T1535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.750984][ T1535]  ? next_uptodate_folio (mm/filemap.c:3747)
[  126.750987][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750989][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750990][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750992][ T1535]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.750994][ T1535]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  126.750996][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.750998][ T1535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.750999][ T1535]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  126.751002][ T1535]  ? copy_msghdr_from_user (net/socket.c:2650)
[  126.751004][ T1535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  126.751005][ T1535]  ? move_addr_to_kernel (net/socket.c:258)
[  126.751008][ T1535]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  126.751010][ T1535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.751012][ T1535]  ___sys_sendmsg (net/socket.c:2767)
[  126.751014][ T1535]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  126.751016][ T1535]  ? copy_msghdr_from_user (net/socket.c:2619)
[  126.751018][ T1535]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  126.751022][ T1535]  __sys_sendmsg (net/socket.c:2799)
[  126.751024][ T1535]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  126.751027][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.751029][ T1535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.751031][ T1535]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  126.751033][ T1535]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  126.751035][ T1535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.751037][ T1535] RIP: 0033:0x7f217621c54e
[  126.751039][ 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
[  126.751040][ T1535] RSP: 002b:00007ffc2426e8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.751044][ T1535] RAX: ffffffffffffffda RBX: 00007ffc2426ea80 RCX: 00007f217621c54e
[  126.751045][ T1535] RDX: 0000000000000000 RSI: 00007ffc2426e980 RDI: 0000000000000005
[  126.751046][ T1535] RBP: 00007ffc2426e8e0 R08: 0000000000000000 R09: 0000000000000000
[  126.751047][ T1535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915d46
[  126.751048][ T1535] R13: 0000000000425380 R14: 00007ffc2426f84a R15: 00000000ffffffff
| [  131.837972][ T1540] softirqs last disabled at (0): 0x0
| [  131.837973][ T1540] Preemption disabled at:
| [  131.837974][ T1540] 0x0
| [  131.837982][ T1540] Tainted: [W]=WARN
[  131.837983][ T1540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.837985][ T1540] Call Trace:
[  131.837987][ T1540]  <TASK>
[  131.837988][ T1540]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  131.837994][ T1540]  __might_resched.cold (kernel/sched/core.c:9234)
[  131.837997][ T1540]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  131.838000][ T1540]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  131.838003][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838007][ 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))
[  131.838010][ T1540]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.838013][ T1540]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.838016][ 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)
[  131.838018][ T1540]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.838020][ T1540]  put_chars (drivers/char/virtio_console.c:1176)
[  131.838022][ T1540]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  131.838024][ T1540]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  131.838027][ T1540]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  131.838030][ T1540]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  131.838031][ T1540]  ? vsnprintf (lib/vsprintf.c:2900)
[  131.838034][ T1540]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.838036][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838037][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838040][ T1540]  console_emit_next_record (kernel/printk/printk.c:3183)
[  131.838042][ T1540]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  131.838044][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838046][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838047][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838049][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.838051][ T1540]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  131.838053][ T1540]  console_flush_one_record (kernel/printk/printk.c:3268)
[  131.838055][ T1540]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  131.838057][ T1540]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  131.838059][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.838061][ T1540]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  131.838062][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838064][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.838065][ T1540]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  131.838067][ T1540]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  131.838069][ T1540]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  131.838070][ T1540]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  131.838072][ T1540]  vprintk_emit (kernel/printk/printk.c:2479)
[  131.838076][ T1540]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  131.838078][ T1540]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  131.838080][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838083][ T1540]  _printk (kernel/printk/printk.c:2504)
[  131.838086][ T1540]  ? snapshot_read.cold (user.c:?)
[  131.838087][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838089][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838091][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.838095][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838097][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838099][ T1540] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  131.838112][ T1540] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  131.838120][ T1540] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  131.838127][ T1540]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  131.838133][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.838134][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838136][ T1540]  ? __nla_validate_parse (lib/nlattr.c:635)
[  131.838140][ T1540] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  131.838147][ T1540]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  131.838157][ T1540]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  131.838162][ T1540]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  131.838164][ T1540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.838165][ T1540]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.838168][ T1540]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.838171][ T1540]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.838173][ T1540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.838175][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.838176][ T1540]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  131.838177][ T1540]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  131.838180][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838182][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.838183][ T1540]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.838186][ T1540]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  131.838187][ T1540]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  131.838190][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838191][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838193][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838195][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838197][ T1540]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.838198][ T1540]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  131.838200][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838202][ T1540]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.838204][ T1540]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  131.838207][ T1540]  ? copy_msghdr_from_user (net/socket.c:2650)
[  131.838208][ T1540]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  131.838210][ T1540]  ? move_addr_to_kernel (net/socket.c:258)
[  131.838212][ T1540]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  131.838215][ T1540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.838217][ T1540]  ___sys_sendmsg (net/socket.c:2767)
[  131.838219][ T1540]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  131.838221][ T1540]  ? copy_msghdr_from_user (net/socket.c:2619)
[  131.838222][ T1540]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  131.838227][ T1540]  __sys_sendmsg (net/socket.c:2799)
[  131.838229][ T1540]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  131.838232][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838233][ T1540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.838235][ T1540]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.838237][ T1540]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  131.838239][ T1540]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.838242][ T1540] RIP: 0033:0x7f58bf55454e
[  131.838244][ 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
[  131.838246][ T1540] RSP: 002b:00007ffd4de98870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.838249][ T1540] RAX: ffffffffffffffda RBX: 00007ffd4de98a20 RCX: 00007f58bf55454e
[  131.838250][ T1540] RDX: 0000000000000000 RSI: 00007ffd4de98920 RDI: 0000000000000005
[  131.838251][ T1540] RBP: 00007ffd4de98880 R08: 0000000000000000 R09: 0000000000000000
[  131.838253][ T1540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915d4b
[  131.838253][ T1540] R13: 0000000000425380 R14: 00007ffd4de9984a R15: 00000000ffffffff
| [  136.957565][ T1548] softirqs last disabled at (0): 0x0
| [  136.957567][ T1548] Preemption disabled at:
| [  136.957568][ T1548] vprintk_emit (kernel/printk/printk.c:2471)
| [  136.957585][ T1548] Tainted: [W]=WARN
[  136.957586][ T1548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  136.957588][ T1548] Call Trace:
[  136.957589][ T1548]  <TASK>
[  136.957591][ T1548]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  136.957597][ T1548]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  136.957599][ T1548]  __might_resched.cold (kernel/sched/core.c:9234)
[  136.957603][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  136.957606][ T1548]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  136.957610][ T1548]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  136.957611][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957615][ 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))
[  136.957618][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.957620][ T1548]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  136.957624][ 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)
[  136.957625][ T1548]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  136.957627][ T1548]  put_chars (drivers/char/virtio_console.c:1176)
[  136.957629][ T1548]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  136.957631][ T1548]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  136.957632][ T1548]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  136.957634][ T1548]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  136.957638][ T1548]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  136.957639][ 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)
[  136.957641][ T1548]  ? vsnprintf (lib/vsprintf.c:2900)
[  136.957644][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.957646][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957647][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957649][ T1548]  console_emit_next_record (kernel/printk/printk.c:3183)
[  136.957652][ T1548]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  136.957654][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957655][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957657][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957659][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957661][ T1548]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  136.957662][ T1548]  console_flush_one_record (kernel/printk/printk.c:3268)
[  136.957665][ T1548]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  136.957667][ T1548]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  136.957669][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957671][ T1548]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  136.957672][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957674][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.957675][ T1548]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  136.957676][ T1548]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  136.957678][ T1548]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  136.957680][ T1548]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  136.957682][ T1548]  vprintk_emit (kernel/printk/printk.c:2479)
[  136.957686][ T1548]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  136.957688][ T1548]  _printk (kernel/printk/printk.c:2504)
[  136.957692][ T1548]  ? snapshot_read.cold (user.c:?)
[  136.957693][ T1548]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  136.957697][ T1548]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  136.957699][ 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
[  136.957711][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957713][ 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
[  136.957722][ T1548] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  136.957732][ T1548]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  136.957735][ T1548] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  136.957743][ 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)
[  136.957745][ T1548]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  136.957747][ T1548]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  136.957753][ T1548]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  136.957755][ T1548]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  136.957756][ T1548]  ? nla_get_range_signed (lib/nlattr.c:270)
[  136.957760][ T1548]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  136.957763][ T1548]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  136.957765][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957766][ T1548]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  136.957768][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957769][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957771][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  136.957773][ T1548]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  136.957775][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957776][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957778][ T1548]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  136.957781][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957783][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957785][ T1548]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  136.957786][ T1548]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  136.957788][ T1548]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  136.957789][ T1548]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  136.957791][ T1548]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  136.957794][ T1548]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  136.957797][ T1548]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  136.957798][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.957800][ T1548]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  136.957801][ T1548]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  136.957804][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957805][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.957807][ T1548]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  136.957809][ T1548]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  136.957811][ T1548]  ? next_uptodate_folio (mm/filemap.c:3747)
[  136.957814][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957815][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957817][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957819][ T1548]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  136.957821][ T1548]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  136.957823][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957824][ T1548]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  136.957826][ T1548]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  136.957828][ T1548]  ? copy_msghdr_from_user (net/socket.c:2650)
[  136.957830][ T1548]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  136.957831][ T1548]  ? move_addr_to_kernel (net/socket.c:258)
[  136.957833][ T1548]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  136.957836][ T1548]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  136.957838][ T1548]  ___sys_sendmsg (net/socket.c:2767)
[  136.957839][ T1548]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  136.957842][ T1548]  ? copy_msghdr_from_user (net/socket.c:2619)
[  136.957843][ T1548]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  136.957848][ T1548]  __sys_sendmsg (net/socket.c:2799)
[  136.957850][ T1548]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  136.957852][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957854][ T1548]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  136.957856][ T1548]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  136.957858][ T1548]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  136.957860][ T1548]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  136.957863][ T1548] RIP: 0033:0x7fb73375c54e
[  136.957865][ 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
[  136.957866][ T1548] RSP: 002b:00007ffee5396c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  136.957870][ T1548] RAX: ffffffffffffffda RBX: 00007ffee53973c0 RCX: 00007fb73375c54e
[  136.957871][ T1548] RDX: 0000000000000000 RSI: 00007ffee5396cd0 RDI: 0000000000000005
[  136.957872][ T1548] RBP: 00007ffee5396c30 R08: 0000000000000000 R09: 0000000000000000
[  136.957873][ T1548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915d4f
[  136.957874][ T1548] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee5397390
| [  147.198136][ T1572] softirqs last disabled at (0): 0x0
| [  147.198138][ T1572] Preemption disabled at:
| [  147.198138][ T1572] vprintk_emit (kernel/printk/printk.c:2471)
| [  147.198149][ T1572] Tainted: [W]=WARN
[  147.198150][ T1572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.198152][ T1572] Call Trace:
[  147.198153][ T1572]  <TASK>
[  147.198154][ T1572]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  147.198161][ T1572]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  147.198163][ T1572]  __might_resched.cold (kernel/sched/core.c:9234)
[  147.198166][ T1572]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.198168][ T1572]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  147.198171][ T1572]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  147.198173][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198176][ 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))
[  147.198180][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  147.198182][ T1572]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.198186][ 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)
[  147.198188][ T1572]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.198190][ T1572]  put_chars (drivers/char/virtio_console.c:1176)
[  147.198191][ T1572]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  147.198193][ T1572]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  147.198194][ T1572]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  147.198196][ T1572]  ? kvm_clock_get_cycles (./arch/x86/include/asm/kvmclock.h:11 (discriminator 6) arch/x86/kernel/kvmclock.c:80 (discriminator 6) arch/x86/kernel/kvmclock.c:87 (discriminator 6))
[  147.198199][ T1572]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[  147.198202][ T1572]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  147.198206][ T1572]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  147.198207][ 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)
[  147.198208][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198210][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  147.198212][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198213][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198215][ T1572]  console_emit_next_record (kernel/printk/printk.c:3183)
[  147.198218][ T1572]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  147.198220][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198221][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198223][ T1572]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  147.198225][ T1572]  console_flush_one_record (kernel/printk/printk.c:3268)
[  147.198227][ T1572]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  147.198230][ T1572]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  147.198231][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198233][ T1572]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  147.198234][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198236][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.198237][ T1572]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  147.198239][ T1572]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  147.198241][ T1572]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  147.198242][ T1572]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  147.198244][ T1572]  vprintk_emit (kernel/printk/printk.c:2479)
[  147.198248][ T1572]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  147.198250][ T1572]  _printk (kernel/printk/printk.c:2504)
[  147.198254][ T1572]  ? snapshot_read.cold (user.c:?)
[  147.198255][ T1572]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  147.198259][ T1572]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  147.198260][ 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
[  147.198272][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198275][ 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
[  147.198283][ T1572] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  147.198292][ T1572]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  147.198295][ T1572] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  147.198304][ 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)
[  147.198306][ T1572]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  147.198308][ T1572]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  147.198314][ T1572]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  147.198316][ T1572]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  147.198317][ T1572]  ? nla_get_range_signed (lib/nlattr.c:270)
[  147.198321][ T1572]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  147.198324][ T1572]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  147.198326][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198327][ T1572]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  147.198328][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198330][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198332][ T1572]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  147.198335][ T1572]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  147.198337][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198339][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198341][ T1572]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  147.198344][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198345][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198347][ T1572]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  147.198348][ T1572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  147.198350][ T1572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  147.198351][ T1572]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  147.198353][ T1572]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  147.198356][ T1572]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  147.198359][ T1572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  147.198360][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.198362][ T1572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  147.198363][ T1572]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  147.198365][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198367][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.198369][ T1572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  147.198371][ T1572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  147.198372][ T1572]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  147.198375][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198377][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198378][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198380][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198382][ T1572]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  147.198384][ T1572]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  147.198386][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198387][ T1572]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  147.198389][ T1572]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  147.198391][ T1572]  ? copy_msghdr_from_user (net/socket.c:2650)
[  147.198392][ T1572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  147.198394][ T1572]  ? move_addr_to_kernel (net/socket.c:258)
[  147.198396][ T1572]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  147.198399][ T1572]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.198401][ T1572]  ___sys_sendmsg (net/socket.c:2767)
[  147.198402][ T1572]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  147.198404][ T1572]  ? copy_msghdr_from_user (net/socket.c:2619)
[  147.198406][ T1572]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  147.198410][ T1572]  __sys_sendmsg (net/socket.c:2799)
[  147.198412][ T1572]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  147.198415][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198416][ T1572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.198418][ T1572]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  147.198421][ T1572]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  147.198423][ T1572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.198424][ T1572] RIP: 0033:0x7f8195e6754e
[  147.198426][ 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
[  147.198428][ T1572] RSP: 002b:00007ffde5b1f110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  147.198431][ T1572] RAX: ffffffffffffffda RBX: 00007ffde5b1f8b0 RCX: 00007f8195e6754e
[  147.198433][ T1572] RDX: 0000000000000000 RSI: 00007ffde5b1f1c0 RDI: 0000000000000005
[  147.198434][ T1572] RBP: 00007ffde5b1f120 R08: 0000000000000000 R09: 0000000000000000
[  147.198434][ T1572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915d59


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
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