======================================
| [    9.663238][  T193] softirqs last disabled at (35847): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.663241][  T193] Preemption disabled at:
| [    9.663242][  T193] 0x0
| [    9.663252][  T193] Tainted: [W]=WARN
[    9.663253][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.663255][  T193] Call Trace:
[    9.663260][  T193]  <TASK>
[    9.663262][  T193]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.663269][  T193]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.663273][  T193]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.663278][  T193]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.663283][  T193]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.663285][  T193]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.663291][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.663294][  T193]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.663297][  T193]  put_chars (drivers/char/virtio_console.c:1176)
[    9.663300][  T193]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.663301][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.663306][  T193]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.663311][  T193]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.663318][  T193]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.663320][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.663322][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.663326][  T193]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.663330][  T193]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.663332][  T193]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.663335][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.663338][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.663342][  T193]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.663346][  T193]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.663348][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.663353][  T193]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.663356][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.663358][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.663360][  T193]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.663364][  T193]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.663365][  T193]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.663369][  T193]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.663372][  T193]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.663376][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.663380][  T193]  _printk (kernel/printk/printk.c:2504)
[    9.663383][  T193]  ? snapshot_read.cold (user.c:?)
[    9.663386][  T193]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.663389][  T193]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.663393][  T193]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.663395][  T193]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.663399][  T193]  ? exit_notify (kernel/exit.c:780)
[    9.663401][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.663404][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.663408][  T193]  do_group_exit (kernel/exit.c:1151)
[    9.663411][  T193]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.663412][  T193]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.663415][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.663418][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.663421][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.663424][  T193] RIP: 0033:0x7efd1de521b8
[    9.663426][  T193] Code: Unable to access opcode bytes at 0x7efd1de5218e.

Code starting with the faulting instruction
===========================================
[    9.663427][  T193] RSP: 002b:00007fff2ed03c28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.663429][  T193] RAX: ffffffffffffffda RBX: 00007efd1df82f88 RCX: 00007efd1de521b8
[    9.663431][  T193] RDX: 00007efd1db9cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.663432][  T193] RBP: 00007fff2ed03c80 R08: 0000000000000000 R09: 0000000000008010
[    9.663433][  T193] R10: 00007fff2ed03a40 R11: 0000000000000246 R12: 0000000000000001
[    9.663433][  T193] R13: 0000000000000000 R14: 00007efd1df81680 R15: 00007efd1df82fa0
| [   10.682226][  T238] softirqs last disabled at (25594): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.682228][  T238] Preemption disabled at:
| [   10.682229][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.682238][  T238] Tainted: [W]=WARN
[   10.682239][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.682241][  T238] Call Trace:
[   10.682242][  T238]  <TASK>
[   10.682244][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.682250][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.682252][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.682257][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.682261][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.682273][  T238]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.682275][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.682281][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.682283][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.682286][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   10.682288][  T238]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   10.682291][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.682294][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.682298][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.682300][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.682304][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.682307][  T238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.682308][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682310][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682314][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.682316][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.682319][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682322][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.682325][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.682329][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.682331][  T238]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.682334][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682336][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.682340][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.682345][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.682346][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682351][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.682354][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.682356][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682358][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.682362][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.682364][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.682367][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.682371][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.682374][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.682376][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.682380][  T238]  _printk (kernel/printk/printk.c:2504)
[   10.682383][  T238]  ? snapshot_read.cold (user.c:?)
[   10.682387][  T238]  ? br_multicast_flood (??:?) bridge
[   10.682400][  T238]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.682401][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.682402][  T238]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.682407][  T238] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.682417][  T238] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.682426][  T238] new_nbp (net/bridge/br_if.c:449) bridge
[   10.682435][  T238] br_add_if (net/bridge/br_if.c:592) bridge
[   10.682442][  T238]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.682446][  T238]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.682449][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.682453][  T238]  do_set_master (net/core/rtnetlink.c:3071)
[   10.682458][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.682461][  T238]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.682464][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.682465][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.682467][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.682471][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.682473][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.682475][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.682478][  T238]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.682481][  T238]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.682482][  T238]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.682485][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682487][  T238]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   10.682490][  T238]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.682495][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.682496][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.682499][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682501][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.682503][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682505][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682507][  T238]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.682511][  T238]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.682514][  T238]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.682516][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.682520][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.682521][  T238]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.682526][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.682532][  T238]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.682537][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.682539][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682544][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.682545][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.682547][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.682549][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.682553][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.682555][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.682558][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.682559][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682564][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.682566][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.682569][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.682571][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.682574][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.682580][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.682581][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.682586][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.682589][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.682592][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.682596][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.682600][  T238]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.682604][  T238]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.682609][  T238]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.682611][  T238]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.682613][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.682615][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   10.682622][  T238]  ___sys_sendmsg (net/socket.c:2767)
[   10.682625][  T238]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.682641][  T238]  __sys_sendmsg (net/socket.c:2799)
[   10.682644][  T238]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.682650][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.682654][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.682656][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.682659][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.682661][  T238] RIP: 0033:0x7fa26894c54e
[   10.682665][  T238] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.682667][  T238] RSP: 002b:00007ffe3f004a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.682669][  T238] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa26894c54e
[   10.682671][  T238] RDX: 0000000000000000 RSI: 00007ffe3f004ab0 RDI: 0000000000000005
[   10.682672][  T238] RBP: 00007ffe3f004a10 R08: 0000000000000000 R09: 0000000000000000
[   10.682672][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917cdc
[   10.682673][  T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3f005170
| [   22.730034][  T293] softirqs last disabled at (23039): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.730036][  T293] Preemption disabled at:
| [   22.730037][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.730047][  T293] Tainted: [W]=WARN
[   22.730048][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.730049][  T293] Call Trace:
[   22.730051][  T293]  <TASK>
[   22.730053][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.730058][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.730060][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.730065][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.730069][  T293]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.730074][  T293]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.730076][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.730082][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.730085][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.730088][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   22.730090][  T293]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   22.730092][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.730095][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.730098][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.730103][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.730106][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.730107][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.730112][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.730113][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   22.730116][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.730119][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.730123][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.730127][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.730129][  T293]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.730132][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.730134][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.730138][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.730142][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.730144][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.730149][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.730153][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.730156][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.730160][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.730164][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.730165][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.730169][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.730173][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.730178][  T293]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   22.730181][  T293]  _printk (kernel/printk/printk.c:2504)
[   22.730185][  T293]  ? snapshot_read.cold (user.c:?)
[   22.730192][  T293]  ? 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)
[   22.730195][  T293] gact_init_module (net/sched/act_gact.c:180) act_gact
[   22.730198][  T293]  do_one_initcall (init/main.c:1357)
[   22.730200][  T293]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   22.730205][  T293]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   22.730208][  T293]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   22.730213][  T293]  do_init_module (kernel/module/main.c:3117)
[   22.730216][  T293]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.730221][  T293]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   22.730224][  T293]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   22.730228][  T293]  load_module (kernel/module/main.c:3593)
[   22.730235][  T293]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   22.730239][  T293]  ? __ia32_sys_fsconfig (??:?)
[   22.730242][  T293]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   22.730246][  T293]  ? backing_file_read_iter (fs/backing-file.c:211)
[   22.730250][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.730254][  T293]  init_module_from_file (kernel/module/main.c:3790)
[   22.730257][  T293]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   22.730265][  T293]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.730269][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.730272][  T293]  idempotent_init_module (kernel/module/main.c:3802)
[   22.730275][  T293]  ? init_module_from_file (kernel/module/main.c:3791)
[   22.730281][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.730284][  T293]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   22.730290][  T293]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   22.730292][  T293]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.730296][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.730297][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.730300][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.730302][  T293] RIP: 0033:0x7faaf111037d
[   22.730306][  T293] 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
[   22.730307][  T293] RSP: 002b:00007ffd75c0d738 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   22.730310][  T293] RAX: ffffffffffffffda RBX: 00005581c807f810 RCX: 00007faaf111037d
[   22.730312][  T293] RDX: 0000000000000000 RSI: 00005581bb861ffd RDI: 0000000000000000
[   22.730313][  T293] RBP: 00007ffd75c0d7d0 R08: 0000000000000000 R09: 0000000000000000
[   22.730313][  T293] R10: 0000000000000000 R11: 0000000000000246 R12: 00005581bb861ffd
[   22.730314][  T293] R13: 00005581c807f960 R14: 0000000000040000 R15: 0000000000000000
| [   25.994129][    C0] softirqs last disabled at (627391): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.994131][    C0] Preemption disabled at:
| [   25.994132][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   25.994142][    C0] Tainted: [W]=WARN
[   25.994143][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.994145][    C0] Call Trace:
[   25.994147][    C0]  <IRQ>
[   25.994148][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.994154][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   25.994156][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.994161][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.994165][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   25.994168][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994172][    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))
[   25.994176][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.994179][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.994182][    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)
[   25.994184][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.994186][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   25.994188][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.994190][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   25.994193][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.994197][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.994198][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994200][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.994202][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.994204][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.994206][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994208][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994210][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.994212][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   25.994213][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.994216][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.994218][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.994220][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.994222][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.994223][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994225][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.994226][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.994228][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.994230][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.994232][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.994234][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.994236][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994238][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.994240][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   25.994244][    C0]  _printk (kernel/printk/printk.c:2504)
[   25.994247][    C0]  ? snapshot_read.cold (user.c:?)
[   25.994249][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   25.994253][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.994255][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   25.994257][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   25.994259][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   25.994262][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   25.994264][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   25.994266][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   25.994268][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.994270][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.994282][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994284][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.994286][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.994293][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   25.994294][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.994300][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.994307][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.994313][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   25.994316][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   25.994318][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   25.994322][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.994323][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.994325][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994327][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   25.994329][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.994336][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   25.994338][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.994340][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.994343][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   25.994345][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   25.994346][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.994349][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994350][    C0]  handle_softirqs (kernel/softirq.c:645)
[   25.994352][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.994360][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   25.994362][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   25.994364][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   25.994365][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   25.994368][    C0]  </IRQ>
[   25.994369][    C0]  <TASK>
[   25.994370][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   25.994371][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   25.994374][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   25.994376][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   25.994378][    C0] RSP: 0018:ffffffffa3a07cf8 EFLAGS: 00000296
[   25.994382][    C0] RAX: 00000000000992bd RBX: ffffffffa3a1c600 RCX: ffffffffa0af0307
[   25.994383][    C0] RDX: ffffffffa3a1c600 RSI: ffffffffa3838af6 RDI: ffffffffa328d8e0
[   25.994384][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   25.994385][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4740fa2
[   25.994386][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   25.994387][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.994390][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.994392][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   25.994394][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   25.994395][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.994397][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   25.994399][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   25.994401][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.994403][    C0]  do_idle (kernel/sched/idle.c:355)
[   25.994405][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   25.994406][    C0]  rest_init (init/main.c:727)
[   25.994408][    C0]  ? __cpuidle_text_end (??:?)
[   25.994411][    C0]  ? rest_init (init/main.c:727)
[   25.994413][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   25.994417][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   25.994419][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   25.994422][    C0]  start_kernel (init/main.c:1185)
[   25.994424][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   25.994426][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   25.994428][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.062518][    C0]
| [   26.062597][    C0]
| [   26.062597][    C0] stack backtrace:
| [   26.062841][    C0] Tainted: [W]=WARN
[   26.062842][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.062843][    C0] Call Trace:
[   26.062844][    C0]  <IRQ>
[   26.062844][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.062848][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.062850][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.062854][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.062855][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.062857][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.062859][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.062861][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.062868][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.062871][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.062872][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.062879][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.062880][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.062886][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.062893][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.062899][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.062901][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.062903][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.062906][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.062908][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.062910][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.062912][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.062914][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.062920][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.062922][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.062925][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.062927][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.062929][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.062931][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.062933][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.062935][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.062937][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.062938][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.062940][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.062942][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.062943][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.062945][    C0]  </IRQ>
[   26.062946][    C0]  <TASK>
[   26.062946][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.062948][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.062949][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.062952][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.062953][    C0] RSP: 0018:ffffffffa3a07cf8 EFLAGS: 00000296
[   26.062955][    C0] RAX: 00000000000992bd RBX: ffffffffa3a1c600 RCX: ffffffffa0af0307
[   26.062956][    C0] RDX: ffffffffa3a1c600 RSI: ffffffffa3838af6 RDI: ffffffffa328d8e0
[   26.062957][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.062958][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4740fa2
[   26.062959][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.062961][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.062963][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.062965][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.062966][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.062968][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.062970][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.062971][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.062973][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.062975][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.062977][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.062978][    C0]  rest_init (init/main.c:727)
[   26.062980][    C0]  ? __cpuidle_text_end (??:?)
[   26.062983][    C0]  ? rest_init (init/main.c:727)
[   26.062985][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.062989][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.062991][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.062993][    C0]  start_kernel (init/main.c:1185)
[   26.062995][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.062997][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.062999][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  125.766513][ T1536] softirqs last disabled at (0): 0x0
| [  125.766514][ T1536] Preemption disabled at:
| [  125.766515][ T1536] 0x0
| [  125.766523][ T1536] Tainted: [W]=WARN
[  125.766524][ T1536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.766526][ T1536] Call Trace:
[  125.766527][ T1536]  <TASK>
[  125.766529][ T1536]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  125.766534][ T1536]  __might_resched.cold (kernel/sched/core.c:9234)
[  125.766538][ T1536]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  125.766541][ T1536]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  125.766544][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766548][ T1536]  __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))
[  125.766551][ T1536]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  125.766554][ T1536]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.766558][ T1536]  ? 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)
[  125.766560][ T1536]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.766562][ T1536]  put_chars (drivers/char/virtio_console.c:1176)
[  125.766563][ T1536]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  125.766565][ T1536]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  125.766569][ T1536]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  125.766572][ T1536]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  125.766573][ T1536]  ? vsnprintf (lib/vsprintf.c:2900)
[  125.766576][ T1536]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  125.766578][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766580][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766582][ T1536]  console_emit_next_record (kernel/printk/printk.c:3183)
[  125.766584][ T1536]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  125.766586][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766588][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766590][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766591][ T1536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.766593][ T1536]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  125.766595][ T1536]  console_flush_one_record (kernel/printk/printk.c:3268)
[  125.766597][ T1536]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  125.766600][ T1536]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  125.766602][ T1536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.766603][ T1536]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  125.766605][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766606][ T1536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  125.766608][ T1536]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  125.766609][ T1536]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  125.766611][ T1536]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  125.766613][ T1536]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  125.766615][ T1536]  vprintk_emit (kernel/printk/printk.c:2479)
[  125.766618][ T1536]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  125.766620][ T1536]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  125.766622][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766624][ T1536]  _printk (kernel/printk/printk.c:2504)
[  125.766627][ T1536]  ? snapshot_read.cold (user.c:?)
[  125.766629][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766631][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766633][ T1536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  125.766634][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766636][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766638][ T1536] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  125.766651][ T1536] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  125.766659][ T1536] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  125.766666][ T1536]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  125.766672][ T1536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.766674][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766676][ T1536]  ? __nla_validate_parse (lib/nlattr.c:635)
[  125.766680][ T1536] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  125.766687][ T1536]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  125.766697][ T1536]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  125.766701][ T1536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  125.766703][ T1536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.766705][ T1536]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  125.766707][ T1536]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  125.766710][ T1536]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  125.766713][ T1536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.766714][ T1536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  125.766716][ T1536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.766717][ T1536]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  125.766720][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766721][ T1536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  125.766723][ T1536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.766725][ T1536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.766727][ T1536]  ? next_uptodate_folio (mm/filemap.c:3747)
[  125.766730][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766731][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766733][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766735][ T1536]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  125.766737][ T1536]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  125.766739][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766741][ T1536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  125.766742][ T1536]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  125.766745][ T1536]  ? copy_msghdr_from_user (net/socket.c:2650)
[  125.766747][ T1536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  125.766749][ T1536]  ? move_addr_to_kernel (net/socket.c:258)
[  125.766751][ T1536]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  125.766754][ T1536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.766756][ T1536]  ___sys_sendmsg (net/socket.c:2767)
[  125.766757][ T1536]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  125.766760][ T1536]  ? copy_msghdr_from_user (net/socket.c:2619)
[  125.766761][ T1536]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  125.766766][ T1536]  __sys_sendmsg (net/socket.c:2799)
[  125.766768][ T1536]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  125.766770][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766772][ T1536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.766774][ T1536]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  125.766776][ T1536]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  125.766778][ T1536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.766780][ T1536] RIP: 0033:0x7feab988554e
[  125.766782][ T1536] 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
[  125.766784][ T1536] RSP: 002b:00007ffc0c650490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.766788][ T1536] RAX: ffffffffffffffda RBX: 00007ffc0c650640 RCX: 00007feab988554e
[  125.766789][ T1536] RDX: 0000000000000000 RSI: 00007ffc0c650540 RDI: 0000000000000005
[  125.766790][ T1536] RBP: 00007ffc0c6504a0 R08: 0000000000000000 R09: 0000000000000000
[  125.766791][ T1536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917d50
[  125.766792][ T1536] R13: 0000000000425380 R14: 00007ffc0c65284a R15: 00000000ffffffff
| [  130.839624][ T1541] softirqs last disabled at (0): 0x0
| [  130.839625][ T1541] Preemption disabled at:
| [  130.839626][ T1541] 0x0
| [  130.839635][ T1541] Tainted: [W]=WARN
[  130.839635][ T1541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.839637][ T1541] Call Trace:
[  130.839639][ T1541]  <TASK>
[  130.839640][ T1541]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  130.839646][ T1541]  __might_resched.cold (kernel/sched/core.c:9234)
[  130.839649][ T1541]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  130.839652][ T1541]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  130.839655][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839659][ T1541]  __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))
[  130.839663][ T1541]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  130.839665][ T1541]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.839669][ T1541]  ? 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)
[  130.839671][ T1541]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.839672][ T1541]  put_chars (drivers/char/virtio_console.c:1176)
[  130.839674][ T1541]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  130.839676][ T1541]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  130.839679][ T1541]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  130.839683][ T1541]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  130.839684][ T1541]  ? vsnprintf (lib/vsprintf.c:2900)
[  130.839687][ T1541]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  130.839689][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839691][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839693][ T1541]  console_emit_next_record (kernel/printk/printk.c:3183)
[  130.839695][ T1541]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  130.839697][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839699][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839701][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839702][ T1541]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.839704][ T1541]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  130.839706][ T1541]  console_flush_one_record (kernel/printk/printk.c:3268)
[  130.839708][ T1541]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  130.839711][ T1541]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  130.839713][ T1541]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.839714][ T1541]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  130.839716][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839717][ T1541]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.839719][ T1541]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  130.839720][ T1541]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  130.839722][ T1541]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  130.839724][ T1541]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  130.839726][ T1541]  vprintk_emit (kernel/printk/printk.c:2479)
[  130.839730][ T1541]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  130.839732][ T1541]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  130.839734][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839737][ T1541]  _printk (kernel/printk/printk.c:2504)
[  130.839740][ T1541]  ? snapshot_read.cold (user.c:?)
[  130.839741][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839743][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839745][ T1541]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.839746][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839748][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839750][ T1541] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  130.839763][ T1541] br_set_port_state (net/bridge/br_netlink.c:931) bridge
[  130.839772][ T1541] br_setport (net/bridge/br_netlink.c:1040 (discriminator 1)) bridge
[  130.839779][ T1541]  ? br_set_port_state (net/bridge/br_netlink.c:928) bridge
[  130.839785][ T1541]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.839786][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839789][ T1541]  ? __nla_validate_parse (lib/nlattr.c:635)
[  130.839792][ T1541] br_setlink (net/bridge/br_netlink.c:1143) bridge
[  130.839799][ T1541]  ? br_afspec (net/bridge/br_netlink.c:860 (discriminator 2)) bridge
[  130.839809][ T1541]  rtnl_bridge_setlink (net/core/rtnetlink.c:5707)
[  130.839814][ T1541]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  130.839816][ T1541]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.839817][ T1541]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  130.839820][ T1541]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  130.839822][ T1541]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  130.839825][ T1541]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.839827][ T1541]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.839828][ T1541]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  130.839829][ T1541]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  130.839832][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839834][ T1541]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.839836][ T1541]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  130.839838][ T1541]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  130.839839][ T1541]  ? next_uptodate_folio (mm/filemap.c:3747)
[  130.839842][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839844][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839846][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839848][ T1541]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  130.839850][ T1541]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  130.839852][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839854][ T1541]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  130.839855][ T1541]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  130.839858][ T1541]  ? copy_msghdr_from_user (net/socket.c:2650)
[  130.839860][ T1541]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  130.839861][ T1541]  ? move_addr_to_kernel (net/socket.c:258)
[  130.839863][ T1541]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  130.839867][ T1541]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.839868][ T1541]  ___sys_sendmsg (net/socket.c:2767)
[  130.839870][ T1541]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  130.839872][ T1541]  ? copy_msghdr_from_user (net/socket.c:2619)
[  130.839874][ T1541]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  130.839879][ T1541]  __sys_sendmsg (net/socket.c:2799)
[  130.839881][ T1541]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  130.839883][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839885][ T1541]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.839887][ T1541]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  130.839889][ T1541]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  130.839891][ T1541]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  130.839893][ T1541] RIP: 0033:0x7f7d8a42554e
[  130.839895][ T1541] 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
[  130.839897][ T1541] RSP: 002b:00007ffd4fa922a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  130.839901][ T1541] RAX: ffffffffffffffda RBX: 00007ffd4fa92450 RCX: 00007f7d8a42554e
[  130.839902][ T1541] RDX: 0000000000000000 RSI: 00007ffd4fa92350 RDI: 0000000000000005
[  130.839903][ T1541] RBP: 00007ffd4fa922b0 R08: 0000000000000000 R09: 0000000000000000
[  130.839904][ T1541] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917d55
[  130.839905][ T1541] R13: 0000000000425380 R14: 00007ffd4fa9384a R15: 00000000ffffffff
| [  135.964717][ T1549] softirqs last disabled at (0): 0x0
| [  135.964719][ T1549] Preemption disabled at:
| [  135.964720][ T1549] vprintk_emit (kernel/printk/printk.c:2471)
| [  135.964731][ T1549] Tainted: [W]=WARN
[  135.964732][ T1549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  135.964733][ T1549] Call Trace:
[  135.964735][ T1549]  <TASK>
[  135.964736][ T1549]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  135.964742][ T1549]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  135.964744][ T1549]  __might_resched.cold (kernel/sched/core.c:9234)
[  135.964747][ T1549]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  135.964751][ T1549]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  135.964755][ T1549]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  135.964756][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964760][ T1549]  __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))
[  135.964763][ T1549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  135.964766][ T1549]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  135.964770][ T1549]  ? 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)
[  135.964772][ T1549]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  135.964774][ T1549]  put_chars (drivers/char/virtio_console.c:1176)
[  135.964776][ T1549]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  135.964777][ T1549]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  135.964779][ T1549]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  135.964781][ T1549]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  135.964785][ T1549]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  135.964786][ T1549]  ? 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)
[  135.964788][ T1549]  ? vsnprintf (lib/vsprintf.c:2900)
[  135.964791][ T1549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  135.964793][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964795][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.964797][ T1549]  console_emit_next_record (kernel/printk/printk.c:3183)
[  135.964800][ T1549]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  135.964802][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964803][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964805][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964807][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.964809][ T1549]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  135.964811][ T1549]  console_flush_one_record (kernel/printk/printk.c:3268)
[  135.964813][ T1549]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  135.964816][ T1549]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  135.964818][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.964819][ T1549]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  135.964821][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964822][ T1549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  135.964824][ T1549]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  135.964825][ T1549]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  135.964828][ T1549]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  135.964830][ T1549]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  135.964832][ T1549]  vprintk_emit (kernel/printk/printk.c:2479)
[  135.964835][ T1549]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  135.964838][ T1549]  _printk (kernel/printk/printk.c:2504)
[  135.964841][ T1549]  ? snapshot_read.cold (user.c:?)
[  135.964843][ T1549]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  135.964846][ T1549]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  135.964849][ T1549]  ? 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
[  135.964861][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964863][ T1549]  ? 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
[  135.964873][ T1549] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  135.964882][ T1549]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  135.964885][ T1549] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  135.964894][ T1549]  ? __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)
[  135.964897][ T1549]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  135.964898][ T1549]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  135.964904][ T1549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  135.964907][ T1549]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  135.964908][ T1549]  ? nla_get_range_signed (lib/nlattr.c:270)
[  135.964912][ T1549]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  135.964915][ T1549]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  135.964917][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964919][ T1549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  135.964920][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.964922][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964924][ T1549]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  135.964926][ T1549]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  135.964928][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964930][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964931][ T1549]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  135.964935][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.964936][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964938][ T1549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  135.964940][ T1549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  135.964941][ T1549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  135.964943][ T1549]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  135.964946][ T1549]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  135.964949][ T1549]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  135.964951][ T1549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  135.964953][ T1549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  135.964954][ T1549]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  135.964956][ T1549]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  135.964958][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964960][ T1549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  135.964962][ T1549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  135.964964][ T1549]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  135.964966][ T1549]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  135.964968][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964970][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964972][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964973][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964976][ T1549]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  135.964978][ T1549]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  135.964980][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.964981][ T1549]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  135.964983][ T1549]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  135.964985][ T1549]  ? copy_msghdr_from_user (net/socket.c:2650)
[  135.964987][ T1549]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  135.964989][ T1549]  ? move_addr_to_kernel (net/socket.c:258)
[  135.964991][ T1549]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  135.964994][ T1549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  135.965004][ T1549]  ___sys_sendmsg (net/socket.c:2767)
[  135.965006][ T1549]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  135.965008][ T1549]  ? copy_msghdr_from_user (net/socket.c:2619)
[  135.965010][ T1549]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  135.965015][ T1549]  __sys_sendmsg (net/socket.c:2799)
[  135.965017][ T1549]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  135.965020][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.965022][ T1549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  135.965024][ T1549]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  135.965026][ T1549]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  135.965030][ T1549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  135.965032][ T1549] RIP: 0033:0x7fb646b7a54e
[  135.965034][ T1549] 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
[  135.965036][ T1549] RSP: 002b:00007fff830c4090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  135.965040][ T1549] RAX: ffffffffffffffda RBX: 00007fff830c4830 RCX: 00007fb646b7a54e
[  135.965041][ T1549] RDX: 0000000000000000 RSI: 00007fff830c4140 RDI: 0000000000000005
[  135.965042][ T1549] RBP: 00007fff830c40a0 R08: 0000000000000000 R09: 0000000000000000
[  135.965043][ T1549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917d59
[  135.965044][ T1549] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff830c4800
| [  146.220412][ T1573] softirqs last disabled at (0): 0x0
| [  146.220414][ T1573] Preemption disabled at:
| [  146.220414][ T1573] vprintk_emit (kernel/printk/printk.c:2471)
| [  146.220426][ T1573] Tainted: [W]=WARN
[  146.220426][ T1573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  146.220428][ T1573] Call Trace:
[  146.220430][ T1573]  <TASK>
[  146.220431][ T1573]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  146.220436][ T1573]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  146.220438][ T1573]  __might_resched.cold (kernel/sched/core.c:9234)
[  146.220442][ T1573]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  146.220444][ T1573]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  146.220447][ T1573]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  146.220448][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220452][ 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))
[  146.220456][ T1573]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.220458][ T1573]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  146.220462][ 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)
[  146.220464][ T1573]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  146.220466][ T1573]  put_chars (drivers/char/virtio_console.c:1176)
[  146.220467][ T1573]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  146.220469][ T1573]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  146.220470][ T1573]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  146.220473][ T1573]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  146.220476][ T1573]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  146.220478][ T1573]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  146.220479][ T1573]  ? vsnprintf (lib/vsprintf.c:2900)
[  146.220482][ T1573]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.220484][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220486][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220488][ T1573]  console_emit_next_record (kernel/printk/printk.c:3183)
[  146.220490][ T1573]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  146.220492][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220494][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220496][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220497][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220499][ T1573]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  146.220501][ T1573]  console_flush_one_record (kernel/printk/printk.c:3268)
[  146.220503][ T1573]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  146.220506][ T1573]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  146.220508][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220509][ T1573]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  146.220511][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220512][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.220514][ T1573]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  146.220515][ T1573]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  146.220517][ T1573]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  146.220519][ T1573]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  146.220521][ T1573]  vprintk_emit (kernel/printk/printk.c:2479)
[  146.220525][ T1573]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  146.220528][ T1573]  _printk (kernel/printk/printk.c:2504)
[  146.220531][ T1573]  ? snapshot_read.cold (user.c:?)
[  146.220533][ T1573]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  146.220536][ T1573]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  146.220538][ T1573]  ? br_port_set_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:106) bridge
[  146.220551][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220553][ T1573]  ? br_vlan_filter_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:919) bridge
[  146.220562][ T1573] br_vlan_filter_toggle.cold (net/bridge/br_vlan.c:920 (discriminator 1)) bridge
[  146.220572][ T1573]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  146.220575][ T1573] br_changelink (net/bridge/br_netlink.c:1363) bridge
[  146.220584][ T1573]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  146.220586][ T1573]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  146.220587][ T1573]  ? br_get_size (net/bridge/br_netlink.c:1676) bridge
[  146.220593][ T1573]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  146.220596][ T1573]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  146.220597][ T1573]  ? nla_get_range_signed (lib/nlattr.c:270)
[  146.220601][ T1573]  __rtnl_newlink (net/core/rtnetlink.c:3865 net/core/rtnetlink.c:4076)
[  146.220604][ T1573]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  146.220606][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220607][ T1573]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  146.220609][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220610][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220612][ T1573]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  146.220615][ T1573]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  146.220618][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220619][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220621][ T1573]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  146.220625][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220626][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220628][ T1573]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  146.220629][ T1573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  146.220631][ T1573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  146.220632][ T1573]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  146.220635][ T1573]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  146.220638][ T1573]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  146.220640][ T1573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  146.220642][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.220643][ T1573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  146.220645][ T1573]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  146.220647][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220649][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.220651][ T1573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  146.220653][ T1573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  146.220654][ T1573]  ? next_uptodate_folio (mm/filemap.c:3747)
[  146.220658][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220660][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220661][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220663][ T1573]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  146.220665][ T1573]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  146.220667][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220669][ T1573]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  146.220671][ T1573]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  146.220672][ T1573]  ? copy_msghdr_from_user (net/socket.c:2650)
[  146.220674][ T1573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  146.220676][ T1573]  ? move_addr_to_kernel (net/socket.c:258)
[  146.220678][ T1573]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  146.220681][ T1573]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  146.220683][ T1573]  ___sys_sendmsg (net/socket.c:2767)
[  146.220684][ T1573]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  146.220687][ T1573]  ? copy_msghdr_from_user (net/socket.c:2619)
[  146.220688][ T1573]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  146.220693][ T1573]  __sys_sendmsg (net/socket.c:2799)
[  146.220695][ T1573]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  146.220698][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220700][ T1573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  146.220702][ T1573]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  146.220704][ T1573]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  146.220706][ T1573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  146.220707][ T1573] RIP: 0033:0x7ff0a9f8554e
[  146.220709][ 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
[  146.220711][ T1573] RSP: 002b:00007ffe2ae939e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  146.220715][ T1573] RAX: ffffffffffffffda RBX: 00007ffe2ae94180 RCX: 00007ff0a9f8554e
[  146.220716][ T1573] RDX: 0000000000000000 RSI: 00007ffe2ae93a90 RDI: 0000000000000005
[  146.220717][ T1573] RBP: 00007ffe2ae939f0 R08: 0000000000000000 R09: 0000000000000000
[  146.220718][ T1573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917d63


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