======================================
| [   10.074396][  T187] softirqs last disabled at (43518): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.074398][  T187] Preemption disabled at:
| [   10.074399][  T187] 0x0
| [   10.074409][  T187] Tainted: [W]=WARN
[   10.074410][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.074411][  T187] Call Trace:
[   10.074413][  T187]  <TASK>
[   10.074415][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.074421][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.074428][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.074433][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.074438][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.074441][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.074446][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.074449][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.074452][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.074455][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.074456][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.074461][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.074467][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.074473][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.074475][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.074479][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.074485][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.074490][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.074491][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.074495][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.074497][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.074501][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.074505][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.074507][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.074512][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.074515][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.074517][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.074520][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.074524][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.074526][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.074532][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.074535][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.074539][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.074543][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.074547][  T187]  ? snapshot_read.cold (user.c:?)
[   10.074550][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.074552][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.074556][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.074559][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.074563][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.074565][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.074568][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.074575][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.074579][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.074581][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.074583][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.074586][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.074589][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.074592][  T187] RIP: 0033:0x7fe606fcc1b8
[   10.074594][  T187] Code: Unable to access opcode bytes at 0x7fe606fcc18e.

Code starting with the faulting instruction
===========================================
[   10.074595][  T187] RSP: 002b:00007ffcd7f25a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.074598][  T187] RAX: ffffffffffffffda RBX: 00007fe6070fcf88 RCX: 00007fe606fcc1b8
[   10.074599][  T187] RDX: 00007fe606d16fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.074600][  T187] RBP: 00007ffcd7f25ad0 R08: 0000000000000000 R09: 0000000000008010
[   10.074601][  T187] R10: 00007ffcd7f25890 R11: 0000000000000246 R12: 0000000000000001
[   10.074602][  T187] R13: 0000000000000000 R14: 00007fe6070fb680 R15: 00007fe6070fcfa0
| [   11.563237][  T245] softirqs last disabled at (19144): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.563241][  T245] Preemption disabled at:
| [   11.563241][  T245] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.563253][  T245] Tainted: [W]=WARN
[   11.563254][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.563256][  T245] Call Trace:
[   11.563258][  T245]  <TASK>
[   11.563261][  T245]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.563268][  T245]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.563271][  T245]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.563277][  T245]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.563282][  T245]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.563289][  T245]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.563293][  T245]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.563300][  T245]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.563304][  T245]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.563309][  T245]  put_chars (drivers/char/virtio_console.c:1176)
[   11.563313][  T245]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.563320][  T245]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.563326][  T245]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.563330][  T245]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.563332][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563335][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563341][  T245]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.563344][  T245]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.563352][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563357][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.563363][  T245]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.563369][  T245]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.563371][  T245]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.563376][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563380][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.563386][  T245]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.563392][  T245]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.563395][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563403][  T245]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.563407][  T245]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.563409][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563413][  T245]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.563419][  T245]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.563421][  T245]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.563426][  T245]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.563432][  T245]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.563436][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.563438][  T245]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.563444][  T245]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.563449][  T245]  _printk (kernel/printk/printk.c:2504)
[   11.563454][  T245]  ? snapshot_read.cold (user.c:?)
[   11.563460][  T245]  ? br_multicast_flood (??:?) bridge
[   11.563477][  T245]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.563479][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.563481][  T245]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.563487][  T245] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.563501][  T245] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.563513][  T245] new_nbp (net/bridge/br_if.c:449) bridge
[   11.563527][  T245] br_add_if (net/bridge/br_if.c:592) bridge
[   11.563537][  T245]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.563542][  T245]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.563545][  T245]  ? __kernel_text_address (kernel/extable.c:79)
[   11.563552][  T245]  do_set_master (net/core/rtnetlink.c:3071)
[   11.563559][  T245]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.563563][  T245]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.563567][  T245]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.563570][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.563573][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.563577][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.563581][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.563584][  T245]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.563588][  T245]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.563591][  T245]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.563594][  T245]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.563598][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563600][  T245]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.563604][  T245]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.563610][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.563613][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.563617][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563620][  T245]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.563622][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563624][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563628][  T245]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.563633][  T245]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.563635][  T245]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.563638][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.563643][  T245]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.563646][  T245]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.563653][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.563662][  T245]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.563670][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.563673][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563680][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.563683][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.563686][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.563689][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.563694][  T245]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.563697][  T245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.563702][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.563704][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563711][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.563714][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.563719][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.563721][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.563725][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.563735][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.563737][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.563743][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.563749][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.563753][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.563760][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.563766][  T245]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.563772][  T245]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.563779][  T245]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.563782][  T245]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.563785][  T245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.563788][  T245]  ? move_addr_to_kernel (net/socket.c:258)
[   11.563799][  T245]  ___sys_sendmsg (net/socket.c:2767)
[   11.563803][  T245]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.563827][  T245]  __sys_sendmsg (net/socket.c:2799)
[   11.563831][  T245]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.563841][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.563846][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.563849][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.563853][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.563856][  T245] RIP: 0033:0x7f578340c54e
[   11.563861][  T245] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.563863][  T245] RSP: 002b:00007fffff059e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.563866][  T245] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f578340c54e
[   11.563868][  T245] RDX: 0000000000000000 RSI: 00007fffff059ec0 RDI: 0000000000000005
[   11.563870][  T245] RBP: 00007fffff059e20 R08: 0000000000000000 R09: 0000000000000000
[   11.563871][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d913
[   11.563872][  T245] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffff05a580
| [   19.475323][  T300] softirqs last disabled at (23851): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.475325][  T300] Preemption disabled at:
| [   19.475326][  T300] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.475335][  T300] Tainted: [W]=WARN
[   19.475336][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.475338][  T300] Call Trace:
[   19.475339][  T300]  <TASK>
[   19.475341][  T300]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.475347][  T300]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.475351][  T300]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.475356][  T300]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.475360][  T300]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.475365][  T300]  __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))
[   19.475369][  T300]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.475377][  T300]  ? 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)
[   19.475380][  T300]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.475383][  T300]  put_chars (drivers/char/virtio_console.c:1176)
[   19.475385][  T300]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.475387][  T300]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.475390][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.475393][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.475398][  T300]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.475400][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.475402][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.475407][  T300]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.475408][  T300]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.475411][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.475414][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.475418][  T300]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.475422][  T300]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.475424][  T300]  ? 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))
[   19.475427][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.475429][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.475433][  T300]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.475437][  T300]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.475439][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.475444][  T300]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.475448][  T300]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.475451][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.475454][  T300]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.475458][  T300]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.475460][  T300]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.475463][  T300]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.475468][  T300]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.475474][  T300]  ? 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
[   19.475477][  T300]  _printk (kernel/printk/printk.c:2504)
[   19.475481][  T300]  ? snapshot_read.cold (user.c:?)
[   19.475487][  T300]  ? 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)
[   19.475490][  T300] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.475494][  T300]  do_one_initcall (init/main.c:1357)
[   19.475496][  T300]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.475501][  T300]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.475504][  T300]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.475509][  T300]  do_init_module (kernel/module/main.c:3117)
[   19.475513][  T300]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.475517][  T300]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.475520][  T300]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.475524][  T300]  load_module (kernel/module/main.c:3593)
[   19.475531][  T300]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.475535][  T300]  ? __ia32_sys_fsconfig (??:?)
[   19.475538][  T300]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   19.475542][  T300]  ? backing_file_read_iter (fs/backing-file.c:211)
[   19.475545][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.475549][  T300]  init_module_from_file (kernel/module/main.c:3790)
[   19.475552][  T300]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.475560][  T300]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.475564][  T300]  ? 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)
[   19.475567][  T300]  idempotent_init_module (kernel/module/main.c:3802)
[   19.475571][  T300]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.475577][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.475579][  T300]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.475585][  T300]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.475587][  T300]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.475591][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.475592][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.475595][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.475598][  T300] RIP: 0033:0x7f2452c5237d
[   19.475601][  T300] 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
[   19.475603][  T300] RSP: 002b:00007ffc9b882fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.475606][  T300] RAX: ffffffffffffffda RBX: 00005626602fa810 RCX: 00007f2452c5237d
[   19.475607][  T300] RDX: 0000000000000000 RSI: 00005626270a6ffd RDI: 0000000000000000
[   19.475608][  T300] RBP: 00007ffc9b883050 R08: 0000000000000000 R09: 0000000000000000
[   19.475609][  T300] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626270a6ffd
[   19.475610][  T300] R13: 00005626602fa960 R14: 0000000000040000 R15: 0000000000000000
| [   26.993517][    C0] softirqs last disabled at (894147): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.993519][    C0] Preemption disabled at:
| [   26.993519][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.993529][    C0] Tainted: [W]=WARN
[   26.993530][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.993532][    C0] Call Trace:
[   26.993533][    C0]  <IRQ>
[   26.993535][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.993540][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.993542][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.993545][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.993549][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.993552][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.993555][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993557][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.993560][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.993563][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.993566][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.993568][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.993570][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.993572][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.993573][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.993577][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.993580][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.993581][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993583][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.993585][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.993587][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.993589][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993591][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993593][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.993594][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.993596][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.993598][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.993601][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.993603][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.993604][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.993606][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993607][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.993609][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.993610][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.993612][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.993614][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.993617][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.993618][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993620][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.993622][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.993626][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.993629][    C0]  ? snapshot_read.cold (user.c:?)
[   26.993631][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.993635][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.993637][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.993639][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.993641][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.993644][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.993646][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.993647][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.993650][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.993651][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.993665][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993667][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.993669][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.993675][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.993677][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.993683][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.993689][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.993695][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.993699][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.993701][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.993704][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.993706][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.993708][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993710][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.993712][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.993719][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.993721][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.993722][    C0]  ? jump_label_text_reserved (??:?)
[   26.993726][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.993729][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.993731][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.993732][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   26.993734][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.993736][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.993737][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.993739][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.993741][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.993742][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.993744][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.993747][    C0]  </IRQ>
[   26.993747][    C0]  <TASK>
[   26.993748][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.993750][    C0] RIP: 0010:finish_task_switch.isra.0 (./include/linux/blk_plug.h:56 (discriminator 1) kernel/sched/core.c:5385 (discriminator 1))
[   26.993753][    C0] Code: 03 0f 8e 74 06 00 00 c7 83 40 0d 00 00 00 00 00 00 48 8d 7b 48 e8 7c 83 51 02 e8 a7 7c 34 00 fb 48 b8 00 00 00 00 00 fc ff df <49> 8d 7c 24 2c 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07
All code
========
   0:	03 0f                	add    (%rdi),%ecx
   2:	8e 74 06 00          	mov    0x0(%rsi,%rax,1),%?
   6:	00 c7                	add    %al,%bh
   8:	83 40 0d 00          	addl   $0x0,0xd(%rax)
   c:	00 00                	add    %al,(%rax)
   e:	00 00                	add    %al,(%rax)
  10:	00 48 8d             	add    %cl,-0x73(%rax)
  13:	7b 48                	jnp    0x5d
  15:	e8 7c 83 51 02       	call   0x2518396
  1a:	e8 a7 7c 34 00       	call   0x347cc6
  1f:	fb                   	sti
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df 
  2a:*	49 8d 7c 24 2c       	lea    0x2c(%r12),%rdi		<-- trapping instruction
  2f:	48 89 fa             	mov    %rdi,%rdx
  32:	48 c1 ea 03          	shr    $0x3,%rdx
  36:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  3a:	48 89 f8             	mov    %rdi,%rax
  3d:	83 e0 07             	and    $0x7,%eax

Code starting with the faulting instruction
===========================================
   0:	49 8d 7c 24 2c       	lea    0x2c(%r12),%rdi
   5:	48 89 fa             	mov    %rdi,%rdx
   8:	48 c1 ea 03          	shr    $0x3,%rdx
   c:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  10:	48 89 f8             	mov    %rdi,%rax
  13:	83 e0 07             	and    $0x7,%eax
[   26.993755][    C0] RSP: 0018:ffffffff8a407c48 EFLAGS: 00000292
[   26.993758][    C0] RAX: dffffc0000000000 RBX: ff1100002ea37f40 RCX: ffffffff8748ef49
[   26.993759][    C0] RDX: ffffffff8a41c600 RSI: ffffffff8a238b1c RDI: ffffffff89c8d8e0
[   26.993760][    C0] RBP: ffffffff8a407c88 R08: 0000000000000000 R09: 0000000000000000
[   26.993761][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8a41c600
[   26.993762][    C0] R13: ff1100000d302380 R14: 0000000000000000 R15: ff1100002ea38c80
[   26.993763][    C0]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   26.993765][    C0]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   26.993767][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.993770][    C0]  __schedule (kernel/sched/core.c:5523 kernel/sched/core.c:7270)
[   26.993772][    C0]  ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1))
[   26.993774][    C0]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.993776][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.993778][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.993781][    C0]  schedule_idle (kernel/sched/core.c:7388)
[   26.993782][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.993784][    C0]  rest_init (init/main.c:727)
[   26.993786][    C0]  ? __cpuidle_text_end (??:?)
[   26.993789][    C0]  ? rest_init (init/main.c:727)
[   26.993790][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.993794][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.993797][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.993799][    C0]  start_kernel (init/main.c:1185)
[   26.993801][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.993803][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.993805][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.059028][    C0]
| [   27.059098][    C0]
| [   27.059098][    C0] stack backtrace:
| [   27.059331][    C0] Tainted: [W]=WARN
[   27.059332][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.059333][    C0] Call Trace:
[   27.059334][    C0]  <IRQ>
[   27.059335][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.059340][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.059343][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.059346][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.059348][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.059350][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.059353][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.059355][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059363][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059366][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.059368][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059374][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.059376][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059382][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059389][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059397][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.059399][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.059401][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.059404][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.059406][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.059408][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059410][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.059412][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059419][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.059420][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.059422][    C0]  ? jump_label_text_reserved (??:?)
[   27.059427][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.059429][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.059431][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.059433][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   27.059435][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059436][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.059438][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.059440][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.059442][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.059443][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.059445][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.059447][    C0]  </IRQ>
[   27.059447][    C0]  <TASK>
[   27.059448][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.059450][    C0] RIP: 0010:finish_task_switch.isra.0 (./include/linux/blk_plug.h:56 (discriminator 1) kernel/sched/core.c:5385 (discriminator 1))
[   27.059452][    C0] Code: 03 0f 8e 74 06 00 00 c7 83 40 0d 00 00 00 00 00 00 48 8d 7b 48 e8 7c 83 51 02 e8 a7 7c 34 00 fb 48 b8 00 00 00 00 00 fc ff df <49> 8d 7c 24 2c 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07
All code
========
   0:	03 0f                	add    (%rdi),%ecx
   2:	8e 74 06 00          	mov    0x0(%rsi,%rax,1),%?
   6:	00 c7                	add    %al,%bh
   8:	83 40 0d 00          	addl   $0x0,0xd(%rax)
   c:	00 00                	add    %al,(%rax)
   e:	00 00                	add    %al,(%rax)
  10:	00 48 8d             	add    %cl,-0x73(%rax)
  13:	7b 48                	jnp    0x5d
  15:	e8 7c 83 51 02       	call   0x2518396
  1a:	e8 a7 7c 34 00       	call   0x347cc6
  1f:	fb                   	sti
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df 
  2a:*	49 8d 7c 24 2c       	lea    0x2c(%r12),%rdi		<-- trapping instruction
  2f:	48 89 fa             	mov    %rdi,%rdx
  32:	48 c1 ea 03          	shr    $0x3,%rdx
  36:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  3a:	48 89 f8             	mov    %rdi,%rax
  3d:	83 e0 07             	and    $0x7,%eax

Code starting with the faulting instruction
===========================================
   0:	49 8d 7c 24 2c       	lea    0x2c(%r12),%rdi
   5:	48 89 fa             	mov    %rdi,%rdx
   8:	48 c1 ea 03          	shr    $0x3,%rdx
   c:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  10:	48 89 f8             	mov    %rdi,%rax
  13:	83 e0 07             	and    $0x7,%eax
[   27.059454][    C0] RSP: 0018:ffffffff8a407c48 EFLAGS: 00000292
[   27.059456][    C0] RAX: dffffc0000000000 RBX: ff1100002ea37f40 RCX: ffffffff8748ef49
[   27.059458][    C0] RDX: ffffffff8a41c600 RSI: ffffffff8a238b1c RDI: ffffffff89c8d8e0
[   27.059459][    C0] RBP: ffffffff8a407c88 R08: 0000000000000000 R09: 0000000000000000
[   27.059460][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8a41c600
[   27.059460][    C0] R13: ff1100000d302380 R14: 0000000000000000 R15: ff1100002ea38c80
[   27.059462][    C0]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   27.059464][    C0]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   27.059465][    C0]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.059467][    C0]  __schedule (kernel/sched/core.c:5523 kernel/sched/core.c:7270)
[   27.059469][    C0]  ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1))
[   27.059470][    C0]  ? default_idle_call (kernel/sched/idle.c:129)
[   27.059472][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.059474][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.059477][    C0]  schedule_idle (kernel/sched/core.c:7388)
[   27.059479][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.059480][    C0]  rest_init (init/main.c:727)
[   27.059482][    C0]  ? __cpuidle_text_end (??:?)
[   27.059485][    C0]  ? rest_init (init/main.c:727)
[   27.059486][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.059491][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.059493][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.059496][    C0]  start_kernel (init/main.c:1185)
[   27.059497][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.059499][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.059501][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   56.014501][ T1734] softirqs last disabled at (0): 0x0
| [   56.014502][ T1734] Preemption disabled at:
| [   56.014503][ T1734] 0x0
| [   56.014512][ T1734] Tainted: [W]=WARN
[   56.014513][ T1734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.014515][ T1734] Call Trace:
[   56.014517][ T1734]  <TASK>
[   56.014519][ T1734]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.014525][ T1734]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.014529][ T1734]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.014533][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014537][ T1734]  __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))
[   56.014546][ T1734]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.014550][ T1734]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.014554][ T1734]  ? 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)
[   56.014555][ T1734]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.014557][ T1734]  put_chars (drivers/char/virtio_console.c:1176)
[   56.014560][ T1734]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.014561][ T1734]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.014565][ T1734]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.014568][ T1734]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.014571][ T1734]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.014572][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014574][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014576][ T1734]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.014579][ T1734]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.014581][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014583][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014584][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014587][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014590][ T1734]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.014592][ T1734]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.014595][ T1734]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.014598][ T1734]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.014599][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014601][ T1734]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.014603][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014604][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.014606][ T1734]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.014607][ T1734]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.014609][ T1734]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.014611][ T1734]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.014613][ T1734]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.014616][ T1734]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.014617][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014619][ T1734]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.014622][ T1734]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   56.014624][ T1734]  _printk (kernel/printk/printk.c:2504)
[   56.014627][ T1734]  ? snapshot_read.cold (user.c:?)
[   56.014629][ T1734]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   56.014634][ T1734] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   56.014651][ T1734] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   56.014659][ T1734] br_device_event (net/bridge/br.c:111) bridge
[   56.014668][ T1734]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   56.014671][ T1734]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   56.014673][ T1734]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   56.014677][ T1734]  notifier_call_chain (kernel/notifier.c:85)
[   56.014680][ T1734]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   56.014685][ T1734]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.014688][ T1734]  ? netif_change_name (net/core/dev.c:1517)
[   56.014690][ T1734]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   56.014692][ T1734]  ? __kernel_text_address (kernel/extable.c:79)
[   56.014694][ T1734]  ? write_profile (profile.c:?)
[   56.014697][ T1734]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.014700][ T1734]  netif_change_flags (net/core/dev.c:9882)
[   56.014702][ T1734]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   56.014705][ T1734]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.014706][ T1734]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.014707][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014709][ T1734]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.014713][ T1734]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.014716][ T1734]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.014717][ T1734]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.014719][ T1734]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.014720][ T1734]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   56.014722][ T1734]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   56.014723][ T1734]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.014724][ T1734]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.014727][ T1734]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.014729][ T1734]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.014731][ T1734]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.014734][ T1734]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.014736][ T1734]  ? __sys_sendmsg (net/socket.c:2799)
[   56.014738][ T1734]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.014740][ T1734]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.014743][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014745][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014746][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014748][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014749][ T1734]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.014753][ T1734]  ? __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)
[   56.014754][ T1734]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.014755][ T1734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.014757][ T1734]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.014759][ T1734]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.014761][ T1734]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.014763][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014765][ T1734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.014766][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014768][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014770][ T1734]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.014773][ T1734]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.014775][ T1734]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.014776][ T1734]  ? __kernel_text_address (kernel/extable.c:79)
[   56.014777][ T1734]  ? write_profile (profile.c:?)
[   56.014779][ T1734]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.014780][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014782][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014785][ T1734]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.014789][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014791][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014793][ T1734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.014794][ T1734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.014796][ T1734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.014798][ T1734]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.014799][ T1734]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.014801][ T1734]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.014803][ T1734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.014804][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.014806][ T1734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.014807][ T1734]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.014810][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014811][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.014813][ T1734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.014815][ T1734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.014817][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014819][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014820][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.014822][ T1734]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.014824][ T1734]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.014826][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014828][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.014830][ T1734]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.014832][ T1734]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.014835][ T1734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.014837][ T1734]  ? move_addr_to_kernel (net/socket.c:258)
[   56.014839][ T1734]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.014841][ T1734]  ___sys_sendmsg (net/socket.c:2767)
[   56.014843][ T1734]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.014848][ T1734]  __sys_sendmsg (net/socket.c:2799)
[   56.014850][ T1734]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.014853][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.014855][ T1734]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.014856][ T1734]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.014859][ T1734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.014861][ T1734] RIP: 0033:0x7f9218a2c54e
[   56.014863][ T1734] 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
[   56.014865][ T1734] RSP: 002b:00007ffe16b7a7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.014868][ T1734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9218a2c54e
[   56.014870][ T1734] RDX: 0000000000000000 RSI: 00007ffe16b7a870 RDI: 0000000000000005
[   56.014870][ T1734] RBP: 00007ffe16b7a7d0 R08: 0000000000000000 R09: 0000000000000000
[   56.014871][ T1734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d940


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