======================================
| [   10.506245][  T186] softirqs last disabled at (23804): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.506248][  T186] Preemption disabled at:
| [   10.506249][  T186] 0x0
| [   10.506260][  T186] Tainted: [W]=WARN
[   10.506261][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.506263][  T186] Call Trace:
[   10.506264][  T186]  <TASK>
[   10.506266][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.506272][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.506277][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.506281][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.506286][  T186]  __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))
[   10.506289][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.506294][  T186]  ? 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)
[   10.506297][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.506300][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[   10.506303][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.506304][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.506309][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.506314][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.506320][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.506322][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.506325][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.506329][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.506333][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.506334][  T186]  ? 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))
[   10.506337][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.506340][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.506344][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.506348][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.506350][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.506355][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.506358][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.506360][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.506362][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.506366][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.506367][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.506371][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.506374][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.506378][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.506382][  T186]  _printk (kernel/printk/printk.c:2504)
[   10.506385][  T186]  ? snapshot_read.cold (user.c:?)
[   10.506388][  T186]  ? 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)
[   10.506391][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.506394][  T186]  ? 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)
[   10.506397][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.506401][  T186]  ? exit_notify (kernel/exit.c:780)
[   10.506403][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.506406][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.506410][  T186]  do_group_exit (kernel/exit.c:1151)
[   10.506412][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.506414][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.506416][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.506419][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.506422][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.506425][  T186] RIP: 0033:0x7f3d71f401b8
[   10.506427][  T186] Code: Unable to access opcode bytes at 0x7f3d71f4018e.

Code starting with the faulting instruction
===========================================
[   10.506428][  T186] RSP: 002b:00007ffea6851a88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.506431][  T186] RAX: ffffffffffffffda RBX: 00007f3d72070f88 RCX: 00007f3d71f401b8
[   10.506432][  T186] RDX: 00007f3d71c8afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.506433][  T186] RBP: 00007ffea6851ae0 R08: 0000000000000000 R09: 0000000000008010
[   10.506434][  T186] R10: 00007ffea68518a0 R11: 0000000000000246 R12: 0000000000000001
[   10.506435][  T186] R13: 0000000000000000 R14: 00007f3d7206f680 R15: 00007f3d72070fa0
| [   11.903547][  T235] softirqs last disabled at (16092): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.903550][  T235] Preemption disabled at:
| [   11.903550][  T235] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.903559][  T235] Tainted: [W]=WARN
[   11.903560][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.903562][  T235] Call Trace:
[   11.903563][  T235]  <TASK>
[   11.903565][  T235]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.903570][  T235]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.903572][  T235]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.903577][  T235]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.903581][  T235]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.903586][  T235]  __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))
[   11.903588][  T235]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.903594][  T235]  ? 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)
[   11.903596][  T235]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.903599][  T235]  put_chars (drivers/char/virtio_console.c:1176)
[   11.903602][  T235]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.903606][  T235]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.903610][  T235]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.903613][  T235]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.903615][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903616][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903620][  T235]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.903622][  T235]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.903625][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903629][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.903632][  T235]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.903636][  T235]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.903638][  T235]  ? 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))
[   11.903641][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903643][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.903647][  T235]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.903651][  T235]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.903653][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903658][  T235]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.903660][  T235]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.903662][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903665][  T235]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.903668][  T235]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.903670][  T235]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.903673][  T235]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.903677][  T235]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.903679][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.903681][  T235]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.903685][  T235]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.903689][  T235]  _printk (kernel/printk/printk.c:2504)
[   11.903692][  T235]  ? snapshot_read.cold (user.c:?)
[   11.903696][  T235]  ? br_multicast_flood (??:?) bridge
[   11.903708][  T235]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.903710][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.903711][  T235]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.903715][  T235] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.903725][  T235] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.903733][  T235] new_nbp (net/bridge/br_if.c:449) bridge
[   11.903742][  T235] br_add_if (net/bridge/br_if.c:592) bridge
[   11.903750][  T235]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.903754][  T235]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.903756][  T235]  ? __kernel_text_address (kernel/extable.c:79)
[   11.903760][  T235]  do_set_master (net/core/rtnetlink.c:3071)
[   11.903765][  T235]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.903768][  T235]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.903771][  T235]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.903772][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.903775][  T235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.903778][  T235]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.903781][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.903782][  T235]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.903785][  T235]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.903788][  T235]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.903789][  T235]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.903792][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903794][  T235]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.903797][  T235]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.903802][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.903804][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.903806][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903808][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.903810][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903812][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903814][  T235]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.903818][  T235]  ? __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)
[   11.903819][  T235]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.903821][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.903825][  T235]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.903826][  T235]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.903831][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.903836][  T235]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.903841][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.903843][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903847][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.903849][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.903851][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.903853][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.903856][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.903858][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.903861][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.903863][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903867][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.903869][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.903872][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.903874][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.903877][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.903883][  T235]  ? 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))
[   11.903884][  T235]  ? 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))
[   11.903888][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.903892][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.903894][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.903898][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.903902][  T235]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.903906][  T235]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.903911][  T235]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.903913][  T235]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.903915][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.903917][  T235]  ? move_addr_to_kernel (net/socket.c:258)
[   11.903926][  T235]  ___sys_sendmsg (net/socket.c:2767)
[   11.903929][  T235]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.903944][  T235]  __sys_sendmsg (net/socket.c:2799)
[   11.903947][  T235]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.903953][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.903957][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.903959][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.903962][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.903964][  T235] RIP: 0033:0x7fdd53fb654e
[   11.903968][  T235] 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
[   11.903970][  T235] RSP: 002b:00007ffcadd81570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.903972][  T235] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fdd53fb654e
[   11.903973][  T235] RDX: 0000000000000000 RSI: 00007ffcadd81620 RDI: 0000000000000005
[   11.903974][  T235] RBP: 00007ffcadd81580 R08: 0000000000000000 R09: 0000000000000000
[   11.903975][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b6de
[   11.903976][  T235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcadd81ce0
| [   17.536980][  T263] softirqs last disabled at (17029): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.536982][  T263] Preemption disabled at:
| [   17.536983][  T263] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.536993][  T263] Tainted: [W]=WARN
[   17.536994][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.536996][  T263] Call Trace:
[   17.536997][  T263]  <TASK>
[   17.536999][  T263]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.537004][  T263]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.537007][  T263]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.537013][  T263]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.537017][  T263]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.537023][  T263]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.537025][  T263]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.537031][  T263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.537033][  T263]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.537036][  T263]  put_chars (drivers/char/virtio_console.c:1176)
[   17.537038][  T263]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.537041][  T263]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.537044][  T263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.537047][  T263]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.537051][  T263]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.537054][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.537056][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.537060][  T263]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.537061][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.537064][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.537067][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.537071][  T263]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.537075][  T263]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.537077][  T263]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.537080][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.537082][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.537086][  T263]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.537090][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.537092][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.537097][  T263]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.537100][  T263]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.537102][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.537104][  T263]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.537108][  T263]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.537109][  T263]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.537113][  T263]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.537117][  T263]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.537122][  T263]  ? 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
[   17.537126][  T263]  _printk (kernel/printk/printk.c:2504)
[   17.537129][  T263]  ? snapshot_read.cold (user.c:?)
[   17.537135][  T263]  ? 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)
[   17.537138][  T263] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.537141][  T263]  do_one_initcall (init/main.c:1357)
[   17.537144][  T263]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.537148][  T263]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.537151][  T263]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.537156][  T263]  do_init_module (kernel/module/main.c:3117)
[   17.537160][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.537169][  T263]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.537173][  T263]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.537177][  T263]  load_module (kernel/module/main.c:3593)
[   17.537184][  T263]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.537188][  T263]  ? __ia32_sys_fsconfig (??:?)
[   17.537190][  T263]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.537195][  T263]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.537198][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.537202][  T263]  init_module_from_file (kernel/module/main.c:3790)
[   17.537205][  T263]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.537213][  T263]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.537216][  T263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.537219][  T263]  idempotent_init_module (kernel/module/main.c:3802)
[   17.537223][  T263]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.537229][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.537231][  T263]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.537237][  T263]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.537239][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.537243][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.537245][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.537248][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.537250][  T263] RIP: 0033:0x7f83359ed37d
[   17.537253][  T263] 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
[   17.537255][  T263] RSP: 002b:00007fff6aed2588 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.537258][  T263] RAX: ffffffffffffffda RBX: 0000564f45f6b810 RCX: 00007f83359ed37d
[   17.537259][  T263] RDX: 0000000000000000 RSI: 0000564f1383fffd RDI: 0000000000000000
[   17.537260][  T263] RBP: 00007fff6aed2620 R08: 0000000000000000 R09: 0000000000000000
[   17.537261][  T263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564f1383fffd
[   17.537262][  T263] R13: 0000564f45f6b960 R14: 0000000000040000 R15: 0000000000000000
| [   27.515610][    C3] softirqs last disabled at (630967): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.515612][    C3] Preemption disabled at:
| [   27.515612][    C3] 0x0
| [   27.515623][    C3] Tainted: [W]=WARN
[   27.515624][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.515626][    C3] Call Trace:
[   27.515628][    C3]  <IRQ>
[   27.515630][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.515636][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.515640][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.515643][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.515646][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515650][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.515653][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.515656][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.515660][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.515661][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.515664][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   27.515666][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.515668][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.515671][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.515675][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.515676][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515678][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.515680][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.515683][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.515685][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515686][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515688][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.515690][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.515692][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.515694][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.515697][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.515699][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.515700][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.515702][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515704][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.515705][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.515707][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.515709][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.515711][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.515713][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.515715][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515728][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.515730][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515736][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515742][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.515746][    C3]  _printk (kernel/printk/printk.c:2504)
[   27.515750][    C3]  ? snapshot_read.cold (user.c:?)
[   27.515751][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.515756][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.515758][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.515759][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.515762][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.515765][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.515767][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.515768][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.515771][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.515772][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515778][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515780][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.515782][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.515788][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.515790][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515796][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.515803][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.515809][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.515812][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.515813][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.515817][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.515819][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.515821][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515823][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.515825][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.515832][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.515834][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.515837][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.515839][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.515841][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.515843][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.515846][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515847][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.515849][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.515851][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.515853][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.515854][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.515856][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.515859][    C3]  </IRQ>
[   27.515859][    C3]  <TASK>
[   27.515860][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.515862][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.515864][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.515867][    C3] 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
[   27.515869][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.515872][    C3] RAX: 000000000009a0b5 RBX: ff11000001c88040 RCX: ffffffff98ef0307
[   27.515873][    C3] RDX: ff11000001c88040 RSI: ffffffff9bc38af6 RDI: ffffffff9b68d8e0
[   27.515874][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.515875][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.515876][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.515877][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.515880][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.515882][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.515884][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.515885][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.515887][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.515889][    C3]  ? default_idle_call (kernel/sched/idle.c:129)
[   27.515891][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.515893][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.515895][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.515896][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.515898][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.515900][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.578616][    C3]
| [   27.578725][    C3]
| [   27.578725][    C3] stack backtrace:
| [   27.578887][    C3] Tainted: [W]=WARN
[   27.578888][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.578889][    C3] Call Trace:
[   27.578891][    C3]  <IRQ>
[   27.578892][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.578897][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.578900][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.578903][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.578905][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.578907][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.578909][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.578911][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.578918][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.578921][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.578923][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.578929][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.578931][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.578937][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.578944][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.578950][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.578952][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.578954][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.578957][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.578959][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.578961][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.578963][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.578965][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.578972][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.578974][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.578976][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.578979][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.578981][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.578983][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.578985][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.578987][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.578989][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.578991][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.578993][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.578994][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.578995][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.578997][    C3]  </IRQ>
[   27.578998][    C3]  <TASK>
[   27.578998][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.579000][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.579002][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.579004][    C3] 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
[   27.579006][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.579008][    C3] RAX: 000000000009a0b5 RBX: ff11000001c88040 RCX: ffffffff98ef0307
[   27.579009][    C3] RDX: ff11000001c88040 RSI: ffffffff9bc38af6 RDI: ffffffff9b68d8e0
[   27.579010][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.579011][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.579012][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.579013][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.579015][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.579017][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.579019][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.579020][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.579022][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.579023][    C3]  ? default_idle_call (kernel/sched/idle.c:129)
[   27.579025][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.579027][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.579029][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.579030][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.579032][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.579034][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.005087][  T481] softirqs last disabled at (0): 0x0
| [   30.005089][  T481] Preemption disabled at:
| [   30.005089][  T481] 0x0
| [   30.005098][  T481] Tainted: [W]=WARN
[   30.005099][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.005100][  T481] Call Trace:
[   30.005102][  T481]  <TASK>
[   30.005103][  T481]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.005110][  T481]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.005114][  T481]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.005117][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005121][  T481]  __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))
[   30.005125][  T481]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.005128][  T481]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.005132][  T481]  ? 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)
[   30.005133][  T481]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.005136][  T481]  put_chars (drivers/char/virtio_console.c:1176)
[   30.005138][  T481]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.005139][  T481]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   30.005142][  T481]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.005145][  T481]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.005147][  T481]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.005149][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005150][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005153][  T481]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.005155][  T481]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.005157][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005159][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005160][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005162][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005164][  T481]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.005165][  T481]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.005168][  T481]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.005170][  T481]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.005172][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005173][  T481]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.005175][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005177][  T481]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.005178][  T481]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.005179][  T481]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.005181][  T481]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.005183][  T481]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.005185][  T481]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.005187][  T481]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.005189][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005191][  T481]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.005194][  T481]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   30.005195][  T481]  _printk (kernel/printk/printk.c:2504)
[   30.005199][  T481]  ? snapshot_read.cold (user.c:?)
[   30.005201][  T481]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   30.005205][  T481] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   30.005224][  T481] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   30.005232][  T481] br_device_event (net/bridge/br.c:111) bridge
[   30.005240][  T481]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   30.005244][  T481]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   30.005246][  T481]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   30.005249][  T481]  notifier_call_chain (kernel/notifier.c:85)
[   30.005252][  T481]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   30.005256][  T481]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.005258][  T481]  ? netif_change_name (net/core/dev.c:1517)
[   30.005260][  T481]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.005262][  T481]  ? __kernel_text_address (kernel/extable.c:79)
[   30.005264][  T481]  ? write_profile (profile.c:?)
[   30.005266][  T481]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.005269][  T481]  netif_change_flags (net/core/dev.c:9882)
[   30.005271][  T481]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   30.005274][  T481]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.005275][  T481]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.005276][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005278][  T481]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.005282][  T481]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.005285][  T481]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.005286][  T481]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.005288][  T481]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   30.005289][  T481]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.005291][  T481]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   30.005292][  T481]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.005293][  T481]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.005296][  T481]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.005297][  T481]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.005298][  T481]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.005301][  T481]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.005302][  T481]  ? __sys_sendmsg (net/socket.c:2799)
[   30.005304][  T481]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.005306][  T481]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.005308][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005310][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005311][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005313][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005314][  T481]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.005317][  T481]  ? __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)
[   30.005319][  T481]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.005320][  T481]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.005322][  T481]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.005324][  T481]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.005326][  T481]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.005328][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005329][  T481]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.005330][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005332][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005334][  T481]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   30.005337][  T481]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.005338][  T481]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.005340][  T481]  ? __kernel_text_address (kernel/extable.c:79)
[   30.005341][  T481]  ? write_profile (profile.c:?)
[   30.005342][  T481]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.005343][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005345][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005346][  T481]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.005350][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005351][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005353][  T481]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.005354][  T481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.005356][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.005357][  T481]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.005358][  T481]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.005361][  T481]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.005362][  T481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.005363][  T481]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.005365][  T481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.005366][  T481]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.005368][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005370][  T481]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.005372][  T481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.005374][  T481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.005375][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005377][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005379][  T481]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.005380][  T481]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.005382][  T481]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.005384][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005386][  T481]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.005388][  T481]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.005389][  T481]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.005391][  T481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.005392][  T481]  ? move_addr_to_kernel (net/socket.c:258)
[   30.005394][  T481]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.005396][  T481]  ___sys_sendmsg (net/socket.c:2767)
[   30.005398][  T481]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.005402][  T481]  __sys_sendmsg (net/socket.c:2799)
[   30.005404][  T481]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.005407][  T481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.005409][  T481]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.005410][  T481]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.005412][  T481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.005414][  T481] RIP: 0033:0x7f5be74f554e
[   30.005416][  T481] 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
[   30.005417][  T481] RSP: 002b:00007ffcd3b87670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.005421][  T481] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5be74f554e
[   30.005423][  T481] RDX: 0000000000000000 RSI: 00007ffcd3b87720 RDI: 0000000000000005
[   30.005423][  T481] RBP: 00007ffcd3b87680 R08: 0000000000000000 R09: 0000000000000000
[   30.005424][  T481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b6f0


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