======================================
| [   15.380100][  T187] softirqs last disabled at (40219): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.380104][  T187] Preemption disabled at:
| [   15.380105][  T187] 0x0
| [   15.380119][  T187] Tainted: [W]=WARN
[   15.380120][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.380123][  T187] Call Trace:
[   15.380125][  T187]  <TASK>
[   15.380127][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.380136][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.380143][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.380148][  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)
[   15.380156][  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))
[   15.380160][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.380169][  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)
[   15.380173][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.380185][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   15.380190][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.380192][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.380199][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.380208][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.380220][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.380224][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.380228][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.380235][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.380242][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.380245][  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))
[   15.380250][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.380254][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.380261][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.380268][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.380271][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.380281][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.380286][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.380288][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.380292][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.380299][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.380301][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.380307][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.380313][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.380319][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.380328][  T187]  _printk (kernel/printk/printk.c:2504)
[   15.380334][  T187]  ? snapshot_read.cold (user.c:?)
[   15.380339][  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)
[   15.380343][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.380350][  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)
[   15.380355][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   15.380361][  T187]  ? exit_notify (kernel/exit.c:780)
[   15.380364][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.380369][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.380377][  T187]  do_group_exit (kernel/exit.c:1151)
[   15.380382][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   15.380385][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   15.380389][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.380393][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.380398][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.380402][  T187] RIP: 0033:0x7f58b6c721b8
[   15.380406][  T187] Code: Unable to access opcode bytes at 0x7f58b6c7218e.

Code starting with the faulting instruction
===========================================
[   15.380407][  T187] RSP: 002b:00007ffc195462a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   15.380411][  T187] RAX: ffffffffffffffda RBX: 00007f58b6da2f88 RCX: 00007f58b6c721b8
[   15.380413][  T187] RDX: 00007f58b69bcfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   15.380415][  T187] RBP: 00007ffc19546300 R08: 0000000000000000 R09: 0000000000008010
[   15.380417][  T187] R10: 00007ffc195460c0 R11: 0000000000000246 R12: 0000000000000001
[   15.380418][  T187] R13: 0000000000000000 R14: 00007f58b6da1680 R15: 00007f58b6da2fa0
| [   17.414528][  T237] softirqs last disabled at (20496): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.414532][  T237] Preemption disabled at:
| [   17.414533][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.414545][  T237] Tainted: [W]=WARN
[   17.414547][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.414549][  T237] Call Trace:
[   17.414551][  T237]  <TASK>
[   17.414554][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.414562][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.414565][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.414571][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.414577][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.414585][  T237]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.414589][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.414598][  T237]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.414601][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.414607][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   17.414611][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.414620][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   17.414626][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.414630][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.414633][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.414636][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.414643][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.414647][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.414652][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414658][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.414665][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.414671][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.414674][  T237]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.414680][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414684][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.414691][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.414698][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.414701][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.414711][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.414715][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.414718][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414722][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.414729][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.414731][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.414737][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.414744][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.414748][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.414750][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   17.414756][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.414762][  T237]  _printk (kernel/printk/printk.c:2504)
[   17.414767][  T237]  ? snapshot_read.cold (user.c:?)
[   17.414774][  T237]  ? br_multicast_flood (??:?) bridge
[   17.414792][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.414795][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.414797][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.414805][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.414823][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.414838][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   17.414855][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   17.414868][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.414873][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.414878][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   17.414885][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   17.414893][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.414899][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.414904][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.414906][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.414910][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.414914][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.414918][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.414921][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.414926][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.414930][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.414932][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.414937][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.414940][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   17.414944][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   17.414951][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.414954][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.414959][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414963][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.414965][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414968][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.414972][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.414977][  T237]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   17.414980][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.414983][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.414990][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.414992][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.415002][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.415012][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.415022][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.415026][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.415034][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.415037][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.415040][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.415044][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.415050][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.415054][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.415060][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.415062][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.415070][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.415073][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.415079][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.415082][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.415087][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.415098][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.415101][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.415108][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.415115][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.415120][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.415127][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.415134][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.415141][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.415150][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.415154][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.415157][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.415160][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   17.415174][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   17.415179][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.415217][  T237]  __sys_sendmsg (net/socket.c:2799)
[   17.415222][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.415234][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.415241][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.415244][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.415249][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.415253][  T237] RIP: 0033:0x7f345aeb254e
[   17.415258][  T237] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.415260][  T237] RSP: 002b:00007fff12e1c2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.415265][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f345aeb254e
[   17.415267][  T237] RDX: 0000000000000000 RSI: 00007fff12e1c350 RDI: 0000000000000005
[   17.415269][  T237] RBP: 00007fff12e1c2b0 R08: 0000000000000000 R09: 0000000000000000
[   17.415270][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9152c2
[   17.415272][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff12e1ca10
| [   28.591666][  T270] softirqs last disabled at (18607): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.591670][  T270] Preemption disabled at:
| [   28.591671][  T270] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.591684][  T270] Tainted: [W]=WARN
[   28.591685][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.591687][  T270] Call Trace:
[   28.591690][  T270]  <TASK>
[   28.591692][  T270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.591700][  T270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.591703][  T270]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.591709][  T270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.591715][  T270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.591722][  T270]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.591726][  T270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.591735][  T270]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.591739][  T270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.591745][  T270]  put_chars (drivers/char/virtio_console.c:1176)
[   28.591748][  T270]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   28.591751][  T270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.591757][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.591762][  T270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.591769][  T270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.591773][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.591776][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.591785][  T270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.591787][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   28.591792][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.591797][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.591804][  T270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.591811][  T270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.591814][  T270]  ? 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))
[   28.591819][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.591823][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.591830][  T270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.591837][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.591840][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.591850][  T270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.591855][  T270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.591858][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.591862][  T270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.591869][  T270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.591871][  T270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.591877][  T270]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.591885][  T270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.591895][  T270]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   28.591900][  T270]  _printk (kernel/printk/printk.c:2504)
[   28.591905][  T270]  ? snapshot_read.cold (user.c:?)
[   28.591917][  T270]  ? 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)
[   28.591923][  T270] gact_init_module (net/sched/act_gact.c:180) act_gact
[   28.591927][  T270]  do_one_initcall (init/main.c:1357)
[   28.591931][  T270]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   28.591940][  T270]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   28.591944][  T270]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   28.591952][  T270]  do_init_module (kernel/module/main.c:3117)
[   28.591959][  T270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.591964][  T270]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   28.591970][  T270]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   28.591978][  T270]  load_module (kernel/module/main.c:3593)
[   28.591991][  T270]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   28.591998][  T270]  ? __ia32_sys_fsconfig (??:?)
[   28.592002][  T270]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   28.592007][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.592010][  T270]  ? backing_file_read_iter (fs/backing-file.c:211)
[   28.592014][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.592021][  T270]  init_module_from_file (kernel/module/main.c:3790)
[   28.592027][  T270]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   28.592042][  T270]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.592049][  T270]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.592054][  T270]  idempotent_init_module (kernel/module/main.c:3802)
[   28.592060][  T270]  ? init_module_from_file (kernel/module/main.c:3791)
[   28.592072][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.592076][  T270]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.592086][  T270]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   28.592089][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.592094][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.592097][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.592102][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.592106][  T270] RIP: 0033:0x7f17f385b37d
[   28.592112][  T270] 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
[   28.592114][  T270] RSP: 002b:00007ffe83568438 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   28.592118][  T270] RAX: ffffffffffffffda RBX: 00005600a072a810 RCX: 00007f17f385b37d
[   28.592120][  T270] RDX: 0000000000000000 RSI: 000056009d5adffd RDI: 0000000000000000
[   28.592122][  T270] RBP: 00007ffe835684d0 R08: 0000000000000000 R09: 0000000000000000
[   28.592124][  T270] R10: 0000000000000000 R11: 0000000000000246 R12: 000056009d5adffd
[   28.592125][  T270] R13: 00005600a072a960 R14: 0000000000040000 R15: 0000000000000000
| [   32.842462][    C0] softirqs last disabled at (592465): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   32.842464][    C0] Preemption disabled at:
| [   32.842464][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   32.842475][    C0] Tainted: [W]=WARN
[   32.842476][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.842478][    C0] Call Trace:
[   32.842480][    C0]  <IRQ>
[   32.842481][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.842487][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   32.842488][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.842492][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.842495][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   32.842498][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842501][    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))
[   32.842505][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.842508][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.842511][    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)
[   32.842513][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.842516][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   32.842518][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.842519][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.842523][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.842526][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.842528][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842529][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.842532][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.842535][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.842537][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842538][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842540][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.842542][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.842544][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.842546][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.842549][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.842551][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.842553][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.842554][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842556][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.842558][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.842560][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.842562][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.842564][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.842566][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.842568][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842570][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.842572][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   32.842576][    C0]  _printk (kernel/printk/printk.c:2504)
[   32.842579][    C0]  ? snapshot_read.cold (user.c:?)
[   32.842581][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   32.842585][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.842587][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   32.842589][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   32.842591][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   32.842597][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   32.842600][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   32.842602][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   32.842606][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.842609][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.842627][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842630][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.842633][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.842645][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   32.842648][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.842660][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.842672][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.842683][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   32.842688][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   32.842691][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   32.842695][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.842699][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.842702][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842705][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   32.842708][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.842720][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   32.842722][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.842727][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.842730][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   32.842734][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   32.842736][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.842739][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842742][    C0]  handle_softirqs (kernel/softirq.c:645)
[   32.842745][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.842747][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   32.842750][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   32.842752][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   32.842755][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   32.842759][    C0]  </IRQ>
[   32.842760][    C0]  <TASK>
[   32.842761][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   32.842764][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   32.842767][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   32.842771][    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
[   32.842774][    C0] RSP: 0018:ffffffffaf007cf8 EFLAGS: 00000296
[   32.842778][    C0] RAX: 0000000000090a4f RBX: ffffffffaf01c600 RCX: ffffffffac0f0307
[   32.842780][    C0] RDX: ffffffffaf01c600 RSI: ffffffffaee38b01 RDI: ffffffffae88d8e0
[   32.842781][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   32.842783][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5e00fa2
[   32.842784][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   32.842787][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   32.842792][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   32.842794][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   32.842797][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   32.842799][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   32.842802][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   32.842805][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   32.842807][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.842810][    C0]  do_idle (kernel/sched/idle.c:355)
[   32.842811][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   32.842813][    C0]  rest_init (init/main.c:727)
[   32.842815][    C0]  ? __cpuidle_text_end (??:?)
[   32.842818][    C0]  ? rest_init (init/main.c:727)
[   32.842820][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   32.842824][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   32.842826][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   32.842829][    C0]  start_kernel (init/main.c:1185)
[   32.842831][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   32.842834][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   32.842836][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   32.941723][    C0]
| [   32.941936][    C0]
| [   32.941936][    C0] stack backtrace:
| [   32.942228][    C0] Tainted: [W]=WARN
[   32.942229][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.942231][    C0] Call Trace:
[   32.942232][    C0]  <IRQ>
[   32.942233][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.942239][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   32.942244][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   32.942249][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   32.942251][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   32.942252][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   32.942255][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.942257][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.942268][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.942272][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.942274][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.942281][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   32.942283][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.942292][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   32.942301][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.942308][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   32.942317][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   32.942319][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   32.942323][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.942326][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.942328][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.942330][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   32.942332][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   32.942340][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   32.942342][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.942345][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.942347][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   32.942350][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   32.942353][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.942356][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.942359][    C0]  handle_softirqs (kernel/softirq.c:645)
[   32.942361][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.942363][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   32.942365][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   32.942366][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   32.942368][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   32.942370][    C0]  </IRQ>
[   32.942371][    C0]  <TASK>
[   32.942372][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   32.942373][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   32.942376][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   32.942379][    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
[   32.942381][    C0] RSP: 0018:ffffffffaf007cf8 EFLAGS: 00000296
[   32.942385][    C0] RAX: 0000000000090a4f RBX: ffffffffaf01c600 RCX: ffffffffac0f0307
[   32.942386][    C0] RDX: ffffffffaf01c600 RSI: ffffffffaee38b01 RDI: ffffffffae88d8e0
[   32.942387][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   32.942388][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5e00fa2
[   32.942388][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   32.942390][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   32.942393][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   32.942394][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   32.942396][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   32.942399][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   32.942402][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   32.942404][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   32.942407][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.942409][    C0]  do_idle (kernel/sched/idle.c:355)
[   32.942411][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   32.942413][    C0]  rest_init (init/main.c:727)
[   32.942415][    C0]  ? __cpuidle_text_end (??:?)
[   32.942418][    C0]  ? rest_init (init/main.c:727)
[   32.942420][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   32.942423][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   32.942426][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   32.942428][    C0]  start_kernel (init/main.c:1185)
[   32.942431][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   32.942433][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   32.942435][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  148.024286][ T1573] softirqs last disabled at (0): 0x0
| [  148.024288][ T1573] Preemption disabled at:
| [  148.024289][ T1573] 0x0
| [  148.024301][ T1573] Tainted: [W]=WARN
[  148.024302][ T1573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  148.024305][ T1573] Call Trace:
[  148.024307][ T1573]  <TASK>
[  148.024308][ T1573]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  148.024315][ T1573]  __might_resched.cold (kernel/sched/core.c:9234)
[  148.024320][ T1573]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  148.024323][ T1573]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  148.024330][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024335][ T1573]  __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))
[  148.024340][ T1573]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  148.024343][ T1573]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  148.024349][ T1573]  ? 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)
[  148.024351][ T1573]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  148.024354][ T1573]  put_chars (drivers/char/virtio_console.c:1176)
[  148.024357][ T1573]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  148.024360][ T1573]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  148.024364][ T1573]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  148.024369][ T1573]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  148.024371][ T1573]  ? vsnprintf (lib/vsprintf.c:2900)
[  148.024375][ T1573]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  148.024377][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024380][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024384][ T1573]  console_emit_next_record (kernel/printk/printk.c:3183)
[  148.024387][ T1573]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  148.024390][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024393][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024395][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024398][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.024401][ T1573]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  148.024403][ T1573]  console_flush_one_record (kernel/printk/printk.c:3268)
[  148.024407][ T1573]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  148.024411][ T1573]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  148.024414][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.024416][ T1573]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  148.024418][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024421][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  148.024423][ T1573]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  148.024425][ T1573]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  148.024429][ T1573]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  148.024431][ T1573]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  148.024434][ T1573]  vprintk_emit (kernel/printk/printk.c:2479)
[  148.024440][ T1573]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  148.024443][ T1573]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  148.024446][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024450][ T1573]  _printk (kernel/printk/printk.c:2504)
[  148.024454][ T1573]  ? snapshot_read.cold (user.c:?)
[  148.024456][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024459][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024462][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  148.024464][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024466][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024470][ T1573] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  148.024489][ T1573] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  148.024503][ T1573] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  148.024516][ T1573]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  148.024527][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.024530][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024533][ T1573]  ? __nla_validate_parse (lib/nlattr.c:635)
[  148.024538][ T1573] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  148.024550][ T1573]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  148.024570][ T1573]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  148.024576][ T1573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  148.024579][ T1573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  148.024581][ T1573]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  148.024584][ T1573]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  148.024589][ T1573]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  148.024593][ T1573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  148.024595][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  148.024598][ T1573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  148.024600][ T1573]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  148.024604][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024607][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  148.024610][ T1573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  148.024613][ T1573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  148.024616][ T1573]  ? next_uptodate_folio (mm/filemap.c:3747)
[  148.024620][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024622][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024625][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024628][ T1573]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  148.024631][ T1573]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  148.024634][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024637][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  148.024640][ T1573]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  148.024643][ T1573]  ? copy_msghdr_from_user (net/socket.c:2650)
[  148.024646][ T1573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  148.024648][ T1573]  ? move_addr_to_kernel (net/socket.c:258)
[  148.024652][ T1573]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  148.024655][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.024658][ T1573]  ___sys_sendmsg (net/socket.c:2767)
[  148.024661][ T1573]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  148.024664][ T1573]  ? copy_msghdr_from_user (net/socket.c:2619)
[  148.024667][ T1573]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  148.024675][ T1573]  __sys_sendmsg (net/socket.c:2799)
[  148.024678][ T1573]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  148.024682][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024685][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.024688][ T1573]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  148.024691][ T1573]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  148.024694][ T1573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  148.024697][ T1573] RIP: 0033:0x7fa9b4b7654e
[  148.024700][ T1573] 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
[  148.024703][ T1573] RSP: 002b:00007fffcd213990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  148.024707][ T1573] RAX: ffffffffffffffda RBX: 00007fffcd213b40 RCX: 00007fa9b4b7654e
[  148.024709][ T1573] RDX: 0000000000000000 RSI: 00007fffcd213a40 RDI: 0000000000000005
[  148.024711][ T1573] RBP: 00007fffcd2139a0 R08: 0000000000000000 R09: 0000000000000000
[  148.024712][ T1573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915346
[  148.024713][ T1573] R13: 0000000000425380 R14: 00007fffcd215848 R15: 00000000ffffffff
| [  153.142269][ T1578] softirqs last disabled at (0): 0x0
| [  153.142272][ T1578] Preemption disabled at:
| [  153.142273][ T1578] 0x0
| [  153.142284][ T1578] Tainted: [W]=WARN
[  153.142285][ T1578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  153.142288][ T1578] Call Trace:
[  153.142290][ T1578]  <TASK>
[  153.142291][ T1578]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  153.142298][ T1578]  __might_resched.cold (kernel/sched/core.c:9234)
[  153.142303][ T1578]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  153.142306][ T1578]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  153.142310][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142315][ T1578]  __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))
[  153.142319][ T1578]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  153.142322][ T1578]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  153.142330][ T1578]  ? 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)
[  153.142333][ T1578]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  153.142336][ T1578]  put_chars (drivers/char/virtio_console.c:1176)
[  153.142339][ T1578]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  153.142343][ T1578]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  153.142347][ T1578]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  153.142352][ T1578]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  153.142354][ T1578]  ? vsnprintf (lib/vsprintf.c:2900)
[  153.142358][ T1578]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  153.142360][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142362][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142366][ T1578]  console_emit_next_record (kernel/printk/printk.c:3183)
[  153.142370][ T1578]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  153.142373][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142375][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142378][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142380][ T1578]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.142383][ T1578]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  153.142385][ T1578]  console_flush_one_record (kernel/printk/printk.c:3268)
[  153.142389][ T1578]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  153.142393][ T1578]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  153.142395][ T1578]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.142398][ T1578]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  153.142400][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142402][ T1578]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.142404][ T1578]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  153.142407][ T1578]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  153.142410][ T1578]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  153.142413][ T1578]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  153.142416][ T1578]  vprintk_emit (kernel/printk/printk.c:2479)
[  153.142421][ T1578]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  153.142424][ T1578]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  153.142428][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142431][ T1578]  _printk (kernel/printk/printk.c:2504)
[  153.142435][ T1578]  ? snapshot_read.cold (user.c:?)
[  153.142438][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142440][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142443][ T1578]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.142445][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142448][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142451][ T1578] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  153.142470][ T1578] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  153.142484][ T1578] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  153.142497][ T1578]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  153.142508][ T1578]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.142510][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142513][ T1578]  ? __nla_validate_parse (lib/nlattr.c:635)
[  153.142518][ T1578] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  153.142532][ T1578]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  153.142551][ T1578]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  153.142556][ T1578]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  153.142559][ T1578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  153.142561][ T1578]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  153.142564][ T1578]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  153.142569][ T1578]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  153.142572][ T1578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  153.142574][ T1578]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.142577][ T1578]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  153.142579][ T1578]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  153.142583][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142585][ T1578]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.142588][ T1578]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  153.142591][ T1578]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  153.142594][ T1578]  ? next_uptodate_folio (mm/filemap.c:3747)
[  153.142598][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142600][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142602][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142605][ T1578]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  153.142608][ T1578]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  153.142611][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142614][ T1578]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  153.142617][ T1578]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  153.142620][ T1578]  ? copy_msghdr_from_user (net/socket.c:2650)
[  153.142623][ T1578]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  153.142625][ T1578]  ? move_addr_to_kernel (net/socket.c:258)
[  153.142628][ T1578]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  153.142632][ T1578]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  153.142635][ T1578]  ___sys_sendmsg (net/socket.c:2767)
[  153.142637][ T1578]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  153.142640][ T1578]  ? copy_msghdr_from_user (net/socket.c:2619)
[  153.142642][ T1578]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  153.142650][ T1578]  __sys_sendmsg (net/socket.c:2799)
[  153.142653][ T1578]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  153.142657][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142660][ T1578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  153.142663][ T1578]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  153.142665][ T1578]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  153.142668][ T1578]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  153.142672][ T1578] RIP: 0033:0x7ff19737c54e
[  153.142674][ T1578] 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
[  153.142676][ T1578] RSP: 002b:00007ffc8acd0560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  153.142681][ T1578] RAX: ffffffffffffffda RBX: 00007ffc8acd0710 RCX: 00007ff19737c54e
[  153.142683][ T1578] RDX: 0000000000000000 RSI: 00007ffc8acd0610 RDI: 0000000000000005
[  153.142684][ T1578] RBP: 00007ffc8acd0570 R08: 0000000000000000 R09: 0000000000000000
[  153.142686][ T1578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534b
[  153.142687][ T1578] R13: 0000000000425380 R14: 00007ffc8acd1848 R15: 00000000ffffffff
| [  158.315983][ T1586] softirqs last disabled at (0): 0x0
| [  158.315985][ T1586] Preemption disabled at:
| [  158.315986][ T1586] vprintk_emit (kernel/printk/printk.c:2471)
| [  158.316001][ T1586] Tainted: [W]=WARN
[  158.316002][ T1586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  158.316005][ T1586] Call Trace:
[  158.316007][ T1586]  <TASK>
[  158.316009][ T1586]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  158.316016][ T1586]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  158.316018][ T1586]  __might_resched.cold (kernel/sched/core.c:9234)
[  158.316024][ T1586]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  158.316028][ T1586]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  158.316030][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316035][ T1586]  __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))
[  158.316039][ T1586]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  158.316042][ T1586]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  158.316047][ T1586]  ? 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)
[  158.316049][ T1586]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  158.316053][ T1586]  put_chars (drivers/char/virtio_console.c:1176)
[  158.316055][ T1586]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  158.316057][ T1586]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  158.316060][ T1586]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  158.316064][ T1586]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  158.316069][ T1586]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  158.316071][ T1586]  ? 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)
[  158.316073][ T1586]  ? vsnprintf (lib/vsprintf.c:2900)
[  158.316077][ T1586]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  158.316080][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316082][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316086][ T1586]  console_emit_next_record (kernel/printk/printk.c:3183)
[  158.316089][ T1586]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  158.316092][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316094][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316097][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316099][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316102][ T1586]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  158.316104][ T1586]  console_flush_one_record (kernel/printk/printk.c:3268)
[  158.316108][ T1586]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  158.316112][ T1586]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  158.316114][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316117][ T1586]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  158.316119][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316121][ T1586]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  158.316123][ T1586]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  158.316126][ T1586]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  158.316129][ T1586]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  158.316132][ T1586]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  158.316135][ T1586]  vprintk_emit (kernel/printk/printk.c:2479)
[  158.316140][ T1586]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  158.316144][ T1586]  _printk (kernel/printk/printk.c:2504)
[  158.316148][ T1586]  ? snapshot_read.cold (user.c:?)
[  158.316151][ T1586]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  158.316155][ T1586]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  158.316158][ T1586]  ? 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
[  158.316175][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316178][ T1586]  ? 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
[  158.316192][ T1586] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  158.316207][ T1586]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  158.316211][ T1586] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  158.316223][ T1586]  ? __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)
[  158.316226][ T1586]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  158.316229][ T1586]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  158.316239][ T1586]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  158.316243][ T1586]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  158.316245][ T1586]  ? nla_get_range_signed (lib/nlattr.c:270)
[  158.316250][ T1586]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  158.316254][ T1586]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  158.316258][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316260][ T1586]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  158.316262][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316265][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316268][ T1586]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  158.316271][ T1586]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  158.316281][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316283][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316285][ T1586]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  158.316289][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316292][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316294][ T1586]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  158.316296][ T1586]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  158.316299][ T1586]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  158.316301][ T1586]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  158.316305][ T1586]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  158.316309][ T1586]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  158.316313][ T1586]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  158.316315][ T1586]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  158.316317][ T1586]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  158.316319][ T1586]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  158.316323][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316328][ T1586]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  158.316332][ T1586]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  158.316335][ T1586]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  158.316337][ T1586]  ? next_uptodate_folio (mm/filemap.c:3747)
[  158.316342][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316344][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316346][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316349][ T1586]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  158.316353][ T1586]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  158.316355][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316358][ T1586]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  158.316361][ T1586]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  158.316363][ T1586]  ? copy_msghdr_from_user (net/socket.c:2650)
[  158.316366][ T1586]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  158.316368][ T1586]  ? move_addr_to_kernel (net/socket.c:258)
[  158.316372][ T1586]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  158.316375][ T1586]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  158.316378][ T1586]  ___sys_sendmsg (net/socket.c:2767)
[  158.316381][ T1586]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  158.316384][ T1586]  ? copy_msghdr_from_user (net/socket.c:2619)
[  158.316387][ T1586]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  158.316394][ T1586]  __sys_sendmsg (net/socket.c:2799)
[  158.316397][ T1586]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  158.316401][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316404][ T1586]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  158.316407][ T1586]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  158.316410][ T1586]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  158.316413][ T1586]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  158.316416][ T1586] RIP: 0033:0x7f88e96d054e
[  158.316418][ T1586] 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
[  158.316421][ T1586] RSP: 002b:00007ffe49139c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  158.316425][ T1586] RAX: ffffffffffffffda RBX: 00007ffe4913a3c0 RCX: 00007f88e96d054e
[  158.316427][ T1586] RDX: 0000000000000000 RSI: 00007ffe49139cd0 RDI: 0000000000000005
[  158.316429][ T1586] RBP: 00007ffe49139c30 R08: 0000000000000000 R09: 0000000000000000
[  158.316430][ T1586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534f
[  158.316431][ T1586] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4913a390
| [  168.639034][ T1610] softirqs last disabled at (0): 0x0
| [  168.639037][ T1610] Preemption disabled at:
| [  168.639038][ T1610] vprintk_emit (kernel/printk/printk.c:2471)
| [  168.639052][ T1610] Tainted: [W]=WARN
[  168.639053][ T1610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  168.639056][ T1610] Call Trace:
[  168.639058][ T1610]  <TASK>
[  168.639060][ T1610]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  168.639067][ T1610]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  168.639070][ T1610]  __might_resched.cold (kernel/sched/core.c:9234)
[  168.639074][ T1610]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  168.639077][ T1610]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  168.639081][ T1610]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  168.639084][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639088][ T1610]  __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))
[  168.639092][ T1610]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.639096][ T1610]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.639101][ T1610]  ? 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)
[  168.639103][ T1610]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.639106][ T1610]  put_chars (drivers/char/virtio_console.c:1176)
[  168.639109][ T1610]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  168.639111][ T1610]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  168.639114][ T1610]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  168.639117][ T1610]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  168.639122][ T1610]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  168.639125][ T1610]  ? 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)
[  168.639127][ T1610]  ? vsnprintf (lib/vsprintf.c:2900)
[  168.639131][ T1610]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.639134][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639136][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639140][ T1610]  console_emit_next_record (kernel/printk/printk.c:3183)
[  168.639143][ T1610]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  168.639146][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639149][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639151][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639154][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639157][ T1610]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  168.639159][ T1610]  console_flush_one_record (kernel/printk/printk.c:3268)
[  168.639163][ T1610]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  168.639167][ T1610]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  168.639169][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639172][ T1610]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  168.639174][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639177][ T1610]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  168.639179][ T1610]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  168.639181][ T1610]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  168.639184][ T1610]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  168.639187][ T1610]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  168.639190][ T1610]  vprintk_emit (kernel/printk/printk.c:2479)
[  168.639195][ T1610]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  168.639199][ T1610]  _printk (kernel/printk/printk.c:2504)
[  168.639203][ T1610]  ? snapshot_read.cold (user.c:?)
[  168.639205][ T1610]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  168.639210][ T1610]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  168.639212][ T1610]  ? 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
[  168.639230][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639233][ T1610]  ? 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
[  168.639248][ T1610] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  168.639264][ T1610]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  168.639267][ T1610] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  168.639281][ T1610]  ? __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)
[  168.639284][ T1610]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  168.639287][ T1610]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  168.639298][ T1610]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  168.639302][ T1610]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  168.639304][ T1610]  ? nla_get_range_signed (lib/nlattr.c:270)
[  168.639308][ T1610]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  168.639313][ T1610]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  168.639316][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639319][ T1610]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  168.639321][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639323][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639329][ T1610]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  168.639334][ T1610]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  168.639337][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639340][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639342][ T1610]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  168.639346][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639349][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639356][ T1610]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  168.639358][ T1610]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  168.639362][ T1610]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  168.639364][ T1610]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  168.639367][ T1610]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  168.639372][ T1610]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  168.639376][ T1610]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  168.639378][ T1610]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  168.639381][ T1610]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  168.639383][ T1610]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  168.639387][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639389][ T1610]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  168.639393][ T1610]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  168.639396][ T1610]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  168.639398][ T1610]  ? next_uptodate_folio (mm/filemap.c:3747)
[  168.639402][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639404][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639407][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639410][ T1610]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  168.639413][ T1610]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  168.639416][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639419][ T1610]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  168.639422][ T1610]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  168.639425][ T1610]  ? copy_msghdr_from_user (net/socket.c:2650)
[  168.639427][ T1610]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  168.639430][ T1610]  ? move_addr_to_kernel (net/socket.c:258)
[  168.639433][ T1610]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  168.639437][ T1610]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.639440][ T1610]  ___sys_sendmsg (net/socket.c:2767)
[  168.639442][ T1610]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  168.639446][ T1610]  ? copy_msghdr_from_user (net/socket.c:2619)
[  168.639448][ T1610]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  168.639457][ T1610]  __sys_sendmsg (net/socket.c:2799)
[  168.639460][ T1610]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  168.639464][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639466][ T1610]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.639469][ T1610]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  168.639472][ T1610]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  168.639475][ T1610]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  168.639478][ T1610] RIP: 0033:0x7f6a6a9bc54e
[  168.639481][ T1610] 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
[  168.639483][ T1610] RSP: 002b:00007fff206428f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  168.639488][ T1610] RAX: ffffffffffffffda RBX: 00007fff20643090 RCX: 00007f6a6a9bc54e
[  168.639490][ T1610] RDX: 0000000000000000 RSI: 00007fff206429a0 RDI: 0000000000000005
[  168.639491][ T1610] RBP: 00007fff20642900 R08: 0000000000000000 R09: 0000000000000000
[  168.639492][ T1610] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535a


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
__irq_exit_rcu: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