======================================
| [   10.314368][  T188] softirqs last disabled at (46794): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.314370][  T188] Preemption disabled at:
| [   10.314371][  T188] 0x0
| [   10.314381][  T188] Tainted: [W]=WARN
[   10.314382][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.314384][  T188] Call Trace:
[   10.314385][  T188]  <TASK>
[   10.314387][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.314393][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.314397][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.314401][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.314407][  T188]  __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))
[   10.314409][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.314417][  T188]  ? 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)
[   10.314419][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.314422][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[   10.314425][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.314427][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.314431][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.314436][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.314443][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.314445][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.314447][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.314451][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.314455][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.314457][  T188]  ? 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))
[   10.314460][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.314463][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.314467][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.314474][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.314475][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.314481][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.314484][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.314485][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.314488][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.314491][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.314493][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.314496][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.314500][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.314504][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.314507][  T188]  _printk (kernel/printk/printk.c:2504)
[   10.314511][  T188]  ? snapshot_read.cold (user.c:?)
[   10.314514][  T188]  ? 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)
[   10.314516][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.314520][  T188]  ? 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)
[   10.314523][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.314527][  T188]  ? exit_notify (kernel/exit.c:780)
[   10.314529][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.314532][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.314536][  T188]  do_group_exit (kernel/exit.c:1151)
[   10.314539][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.314540][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.314543][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.314546][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.314549][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.314551][  T188] RIP: 0033:0x7f68363191b8
[   10.314553][  T188] Code: Unable to access opcode bytes at 0x7f683631918e.

Code starting with the faulting instruction
===========================================
[   10.314554][  T188] RSP: 002b:00007ffcb8c6cd48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.314556][  T188] RAX: ffffffffffffffda RBX: 00007f6836449f88 RCX: 00007f68363191b8
[   10.314558][  T188] RDX: 00007f6836063fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.314559][  T188] RBP: 00007ffcb8c6cda0 R08: 0000000000000000 R09: 0000000000008010
[   10.314560][  T188] R10: 00007ffcb8c6cb60 R11: 0000000000000246 R12: 0000000000000001
[   10.314560][  T188] R13: 0000000000000000 R14: 00007f6836448680 R15: 00007f6836449fa0
| [   12.149593][  T255] softirqs last disabled at (12718): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.149595][  T255] Preemption disabled at:
| [   12.149596][  T255] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.149605][  T255] Tainted: [W]=WARN
[   12.149606][  T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.149607][  T255] Call Trace:
[   12.149609][  T255]  <TASK>
[   12.149611][  T255]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.149617][  T255]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.149619][  T255]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.149624][  T255]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.149628][  T255]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.149633][  T255]  __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))
[   12.149635][  T255]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.149641][  T255]  ? 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)
[   12.149644][  T255]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.149647][  T255]  put_chars (drivers/char/virtio_console.c:1176)
[   12.149649][  T255]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.149654][  T255]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.149657][  T255]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.149660][  T255]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.149662][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149663][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149667][  T255]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.149669][  T255]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.149678][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149682][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.149686][  T255]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.149689][  T255]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.149691][  T255]  ? 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))
[   12.149694][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149696][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.149700][  T255]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.149704][  T255]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.149706][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149711][  T255]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.149714][  T255]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.149716][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149718][  T255]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.149721][  T255]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.149723][  T255]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.149726][  T255]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.149730][  T255]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.149732][  T255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.149734][  T255]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.149738][  T255]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.149742][  T255]  _printk (kernel/printk/printk.c:2504)
[   12.149745][  T255]  ? snapshot_read.cold (user.c:?)
[   12.149749][  T255]  ? br_multicast_flood (??:?) bridge
[   12.149761][  T255]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.149763][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.149764][  T255]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.149768][  T255] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.149778][  T255] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.149786][  T255] new_nbp (net/bridge/br_if.c:449) bridge
[   12.149795][  T255] br_add_if (net/bridge/br_if.c:592) bridge
[   12.149802][  T255]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.149807][  T255]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.149809][  T255]  ? __kernel_text_address (kernel/extable.c:79)
[   12.149813][  T255]  do_set_master (net/core/rtnetlink.c:3071)
[   12.149818][  T255]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.149821][  T255]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.149824][  T255]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.149825][  T255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.149828][  T255]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.149831][  T255]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.149834][  T255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.149836][  T255]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.149838][  T255]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.149841][  T255]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.149843][  T255]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.149845][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149847][  T255]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.149850][  T255]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.149855][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.149857][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.149859][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149862][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.149863][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149865][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.149867][  T255]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.149871][  T255]  ? __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)
[   12.149873][  T255]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.149875][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.149878][  T255]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.149880][  T255]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.149885][  T255]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.149890][  T255]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.149895][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.149897][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149901][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.149903][  T255]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.149905][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.149906][  T255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.149910][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.149912][  T255]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.149915][  T255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.149916][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149920][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.149922][  T255]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.149925][  T255]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.149927][  T255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.149930][  T255]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.149936][  T255]  ? 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))
[   12.149937][  T255]  ? 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))
[   12.149941][  T255]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.149945][  T255]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.149947][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.149951][  T255]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.149955][  T255]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.149959][  T255]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.149964][  T255]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.149966][  T255]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.149968][  T255]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.149970][  T255]  ? move_addr_to_kernel (net/socket.c:258)
[   12.149977][  T255]  ___sys_sendmsg (net/socket.c:2767)
[   12.149980][  T255]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.149995][  T255]  __sys_sendmsg (net/socket.c:2799)
[   12.149998][  T255]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.150004][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.150008][  T255]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.150010][  T255]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.150013][  T255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.150015][  T255] RIP: 0033:0x7f799038454e
[   12.150019][  T255] 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
[   12.150020][  T255] RSP: 002b:00007fffe93b8860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.150023][  T255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f799038454e
[   12.150025][  T255] RDX: 0000000000000000 RSI: 00007fffe93b8910 RDI: 0000000000000005
[   12.150026][  T255] RBP: 00007fffe93b8870 R08: 0000000000000000 R09: 0000000000000000
[   12.150026][  T255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182dd
[   12.150027][  T255] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe93b8fd0
| [   26.491052][  T331] softirqs last disabled at (21890): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   26.491054][  T331] Preemption disabled at:
| [   26.491055][  T331] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.491064][  T331] Tainted: [W]=WARN
[   26.491065][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.491067][  T331] Call Trace:
[   26.491069][  T331]  <TASK>
[   26.491070][  T331]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.491076][  T331]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.491078][  T331]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.491083][  T331]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.491087][  T331]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.491092][  T331]  __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))
[   26.491095][  T331]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.491100][  T331]  ? 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)
[   26.491103][  T331]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.491106][  T331]  put_chars (drivers/char/virtio_console.c:1176)
[   26.491108][  T331]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   26.491110][  T331]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.491113][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.491117][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.491121][  T331]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.491124][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491125][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491130][  T331]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.491131][  T331]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   26.491134][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491137][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491141][  T331]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.491145][  T331]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.491147][  T331]  ? 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))
[   26.491150][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491152][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491156][  T331]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.491160][  T331]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.491162][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491167][  T331]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.491170][  T331]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.491172][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491174][  T331]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.491178][  T331]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.491179][  T331]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.491182][  T331]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.491186][  T331]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.491188][  T331]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   26.491190][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491192][  T331]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   26.491194][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.491197][  T331]  _printk (kernel/printk/printk.c:2504)
[   26.491201][  T331]  ? snapshot_read.cold (user.c:?)
[   26.491204][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.491206][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.491208][  T331]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.491211][  T331]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.491215][  T331]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.491217][  T331]  ? netdev_notice (net/core/dev.c:13194)
[   26.491221][  T331]  ? 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)
[   26.491223][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.491226][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.491228][  T331]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.491232][  T331]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   26.491236][  T331]  __dev_change_flags (net/core/dev.c:9821)
[   26.491239][  T331]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.491242][  T331]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.491244][  T331]  ? __kernel_text_address (kernel/extable.c:79)
[   26.491246][  T331]  ? write_profile (profile.c:?)
[   26.491248][  T331]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.491253][  T331]  netif_change_flags (net/core/dev.c:9877)
[   26.491257][  T331]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   26.491261][  T331]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.491263][  T331]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.491264][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.491266][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.491269][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.491272][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.491274][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.491276][  T331]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.491279][  T331]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.491281][  T331]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.491284][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491285][  T331]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   26.491288][  T331]  ? ___sys_sendmsg (net/socket.c:2757)
[   26.491293][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.491295][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.491297][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491300][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.491301][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491303][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491306][  T331]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.491308][  T331]  ? __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)
[   26.491311][  T331]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.491313][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.491317][  T331]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.491322][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.491327][  T331]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.491333][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.491335][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491339][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.491341][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.491343][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.491345][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.491348][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.491350][  T331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.491353][  T331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.491355][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491359][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.491361][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.491364][  T331]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.491366][  T331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.491369][  T331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.491375][  T331]  ? 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))
[   26.491377][  T331]  ? 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))
[   26.491381][  T331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.491385][  T331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.491387][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.491391][  T331]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.491395][  T331]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.491399][  T331]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.491404][  T331]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.491407][  T331]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.491409][  T331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.491410][  T331]  ? move_addr_to_kernel (net/socket.c:258)
[   26.491418][  T331]  ___sys_sendmsg (net/socket.c:2767)
[   26.491421][  T331]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.491438][  T331]  __sys_sendmsg (net/socket.c:2799)
[   26.491440][  T331]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.491447][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.491450][  T331]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.491453][  T331]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.491456][  T331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.491458][  T331] RIP: 0033:0x7efd1aea554e
[   26.491461][  T331] 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
[   26.491463][  T331] RSP: 002b:00007fff455a8300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.491466][  T331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efd1aea554e
[   26.491467][  T331] RDX: 0000000000000000 RSI: 00007fff455a83b0 RDI: 0000000000000005
[   26.491471][  T331] RBP: 00007fff455a8310 R08: 0000000000000000 R09: 0000000000000000
[   26.491472][  T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182eb
[   26.491473][  T331] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff455a8a70
| [   27.939088][  T345] softirqs last disabled at (13258): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   27.939090][  T345] Preemption disabled at:
| [   27.939091][  T345] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.939100][  T345] Tainted: [W]=WARN
[   27.939101][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.939103][  T345] Call Trace:
[   27.939105][  T345]  <TASK>
[   27.939106][  T345]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.939112][  T345]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.939114][  T345]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.939119][  T345]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.939124][  T345]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.939129][  T345]  __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))
[   27.939131][  T345]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.939137][  T345]  ? 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)
[   27.939139][  T345]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.939143][  T345]  put_chars (drivers/char/virtio_console.c:1176)
[   27.939145][  T345]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   27.939147][  T345]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.939150][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.939154][  T345]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.939158][  T345]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.939161][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939162][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939167][  T345]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.939168][  T345]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   27.939171][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939174][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.939178][  T345]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.939182][  T345]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.939183][  T345]  ? 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))
[   27.939186][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939189][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.939193][  T345]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.939197][  T345]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.939199][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939204][  T345]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.939206][  T345]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.939208][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939210][  T345]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.939214][  T345]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.939216][  T345]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.939219][  T345]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.939222][  T345]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.939224][  T345]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.939226][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939228][  T345]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   27.939230][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   27.939233][  T345]  _printk (kernel/printk/printk.c:2504)
[   27.939237][  T345]  ? snapshot_read.cold (user.c:?)
[   27.939240][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.939241][  T345]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.939243][  T345]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.939247][  T345]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.939250][  T345]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.939252][  T345]  ? netdev_notice (net/core/dev.c:13194)
[   27.939256][  T345]  ? 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)
[   27.939258][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.939261][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.939263][  T345]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   27.939266][  T345]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   27.939271][  T345]  __dev_change_flags (net/core/dev.c:9821)
[   27.939274][  T345]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.939276][  T345]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.939279][  T345]  ? __kernel_text_address (kernel/extable.c:79)
[   27.939280][  T345]  ? write_profile (profile.c:?)
[   27.939283][  T345]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.939288][  T345]  netif_change_flags (net/core/dev.c:9877)
[   27.939292][  T345]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   27.939296][  T345]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.939298][  T345]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.939299][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.939301][  T345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.939305][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.939307][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.939309][  T345]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.939311][  T345]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.939315][  T345]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.939316][  T345]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.939319][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939321][  T345]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   27.939324][  T345]  ? ___sys_sendmsg (net/socket.c:2757)
[   27.939328][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.939330][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.939333][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939335][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.939336][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939338][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939340][  T345]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.939343][  T345]  ? __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)
[   27.939346][  T345]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.939348][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.939351][  T345]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.939356][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.939361][  T345]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.939367][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.939369][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939373][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.939375][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.939376][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.939378][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.939382][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.939384][  T345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.939387][  T345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.939388][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939392][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.939394][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.939397][  T345]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.939399][  T345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.939402][  T345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.939408][  T345]  ? 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))
[   27.939409][  T345]  ? 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))
[   27.939414][  T345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.939417][  T345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.939420][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.939424][  T345]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.939428][  T345]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.939431][  T345]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.939437][  T345]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.939439][  T345]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.939441][  T345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.939442][  T345]  ? move_addr_to_kernel (net/socket.c:258)
[   27.939450][  T345]  ___sys_sendmsg (net/socket.c:2767)
[   27.939452][  T345]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.939468][  T345]  __sys_sendmsg (net/socket.c:2799)
[   27.939473][  T345]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.939479][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.939483][  T345]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.939485][  T345]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.939488][  T345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.939490][  T345] RIP: 0033:0x7f402cf8654e
[   27.939494][  T345] 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
[   27.939496][  T345] RSP: 002b:00007ffd46837b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.939498][  T345] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f402cf8654e
[   27.939500][  T345] RDX: 0000000000000000 RSI: 00007ffd46837bf0 RDI: 0000000000000005
[   27.939501][  T345] RBP: 00007ffd46837b50 R08: 0000000000000000 R09: 0000000000000000
[   27.939502][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182ed
[   27.939502][  T345] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd468382b0
| [   28.059865][    C3]
| [   28.059946][    C3]
| [   28.059946][    C3] stack backtrace:
| [   28.060157][    C3] Tainted: [W]=WARN
[   28.060157][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.060160][    C3] Call Trace:
[   28.060162][    C3]  <IRQ>
[   28.060163][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.060168][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.060171][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.060174][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.060176][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.060178][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.060180][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.060182][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.060189][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060193][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.060195][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.060201][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.060203][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.060209][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.060215][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.060221][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.060223][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.060225][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.060229][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.060230][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.060232][    C3]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.060234][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.060236][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.060243][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.060245][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.060247][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.060250][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.060252][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.060253][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060255][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.060257][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.060259][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.060261][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.060262][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.060263][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.060265][    C3]  </IRQ>
[   28.060266][    C3]  <TASK>
[   28.060267][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.060269][    C3] RIP: 0010:kasan_byte_accessible (mm/kasan/generic.c:212)
[   28.060272][    C3] Code: fd ff ff 0f 1f 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 d6 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 80 3c 07 07 0f 96 c0 <c3> 66 0f 1f 44 00 00 0f 1f 40 d6 e9 07 1a 00 00 0f 1f 80 00 00 00
All code
========
   0:	fd                   	std
   1:	ff                   	(bad)
   2:	ff 0f                	decl   (%rdi)
   4:	1f                   	(bad)
   5:	00 66 66             	add    %ah,0x66(%rsi)
   8:	2e 0f 1f 84 00 00 00 	cs nopl 0x0(%rax,%rax,1)
   f:	00 00 
  11:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  15:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  1c:	fc ff df 
  1f:	48 c1 ef 03          	shr    $0x3,%rdi
  23:	80 3c 07 07          	cmpb   $0x7,(%rdi,%rax,1)
  27:	0f 96 c0             	setbe  %al
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
  31:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  35:	e9 07 1a 00 00       	jmp    0x1a41
  3a:	0f                   	.byte 0xf
  3b:	1f                   	(bad)
  3c:	80 00 00             	addb   $0x0,(%rax)
	...

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
   7:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   b:	e9 07 1a 00 00       	jmp    0x1a17
  10:	0f                   	.byte 0xf
  11:	1f                   	(bad)
  12:	80 00 00             	addb   $0x0,(%rax)
	...
[   28.060274][    C3] RSP: 0018:ffa0000000646db8 EFLAGS: 00000297
[   28.060277][    C3] RAX: dffffc0000000001 RBX: ffffffffa7580b00 RCX: 0000000000000002
[   28.060278][    C3] RDX: 0000000000000000 RSI: ffffffffa443422a RDI: 1ffffffff4eb0160
[   28.060279][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.060280][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: ffffffffa7580b00
[   28.060281][    C3] R13: 0000000000000000 R14: ffffffffa443422a R15: 0000000000000002
[   28.060282][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) kernel/module/main.c:3934 (discriminator 2))
[   28.060285][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) kernel/module/main.c:3934 (discriminator 2))
[   28.060287][    C3]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   28.060288][    C3]  __kasan_check_byte (mm/kasan/common.c:573)
[   28.060290][    C3]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.060291][    C3]  lock_acquire.part.0 (./include/linux/kasan.h:402 (discriminator 1) kernel/locking/lockdep.c:5882 (discriminator 1))
[   28.060293][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060295][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.060296][    C3]  is_module_text_address (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) kernel/module/main.c:3934 (discriminator 2))
[   28.060298][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) kernel/module/main.c:3934 (discriminator 2))
[   28.060300][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060302][    C3]  kernel_text_address (kernel/extable.c:119 kernel/extable.c:94)
[   28.060303][    C3]  __kernel_text_address (kernel/extable.c:79)
[   28.060304][    C3]  ? write_profile (profile.c:?)
[   28.060305][    C3]  unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.060307][    C3]  arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   28.060310][    C3]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.060312][    C3]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.060313][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060315][    C3]  set_track_prepare (mm/slub.c:1075)
[   28.060317][    C3]  ? __kmalloc_flags_noprof (./include/linux/kmemleak.h:44 (discriminator 32768) mm/slub.c:4696 (discriminator 32768) mm/slub.c:4996 (discriminator 32768) mm/slub.c:5413 (discriminator 32768) mm/slub.c:5602 (discriminator 32768))
[   28.060318][    C3]  ? kmem_cache_prefill_sheaf (mm/slab.h:55 mm/slub.c:2822 mm/slub.c:5122)
[   28.060320][    C3]  ? mas_preallocate (lib/maple_tree.c:154 lib/maple_tree.c:1116 lib/maple_tree.c:5057)
[   28.060321][    C3]  ? __split_vma (mm/vma.h:665 mm/vma.c:573)
[   28.060323][    C3]  ? vms_gather_munmap_vmas (mm/vma.c:1528)
[   28.060325][    C3]  ? __mmap_setup (mm/vma.c:2538)
[   28.060326][    C3]  ? __mmap_region (mm/vma.c:2861)
[   28.060328][    C3]  ? mmap_region (mm/vma.c:2964)
[   28.060329][    C3]  ? do_mmap (mm/mmap.c:573)
[   28.060330][    C3]  ? vm_mmap_pgoff (mm/util.c:581)
[   28.060331][    C3]  ? ksys_mmap_pgoff (mm/mmap.c:619)
[   28.060332][    C3]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.060333][    C3]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.060335][    C3]  __alloc_object (mm/kmemleak.c:723)
[   28.060337][    C3]  __create_object (mm/kmemleak.c:801)
[   28.060339][    C3]  __kmalloc_flags_noprof (./include/linux/kmemleak.h:44 (discriminator 32768) mm/slub.c:4696 (discriminator 32768) mm/slub.c:4996 (discriminator 32768) mm/slub.c:5413 (discriminator 32768) mm/slub.c:5602 (discriminator 32768))
[   28.060340][    C3]  ? kmem_cache_prefill_sheaf (mm/slab.h:55 mm/slub.c:2822 mm/slub.c:5122)
[   28.060342][    C3]  kmem_cache_prefill_sheaf (mm/slab.h:55 mm/slub.c:2822 mm/slub.c:5122)
[   28.060344][    C3]  mas_preallocate (lib/maple_tree.c:154 lib/maple_tree.c:1116 lib/maple_tree.c:5057)
[   28.060346][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.060348][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.060350][    C3]  ? mas_wr_slot_store (lib/maple_tree.c:1419 (discriminator 2))
[   28.060351][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060354][    C3]  ? vma_add_pgoff (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/linux/refcount.h:170 ./include/linux/mmap_lock.h:425 ./include/linux/mmap_lock.h:537 mm/vma.h:307 mm/vma.h:315)
[   28.060356][    C3]  __split_vma (mm/vma.h:665 mm/vma.c:573)
[   28.060358][    C3]  ? vma_complete (mm/vma.c:329)
[   28.060360][    C3]  ? mas_next_slot (./include/linux/lockdep.h:249 lib/maple_tree.c:670 lib/maple_tree.c:676 lib/maple_tree.c:4265)
[   28.060363][    C3]  vms_gather_munmap_vmas (mm/vma.c:1528)
[   28.060365][    C3]  ? __split_vma (./include/linux/pagemap.h:1080)
[   28.060367][    C3]  ? mas_walk (lib/maple_tree.c:3013 lib/maple_tree.c:4458)
[   28.060370][    C3]  __mmap_setup (mm/vma.c:2538)
[   28.060372][    C3]  ? unmap_region (mm/vma.c:536)
[   28.060374][    C3]  ? perf_event_mmap (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/events/core.c:9994)
[   28.060377][    C3]  ? vma_wants_writenotify (mm/vma.c:2211)
[   28.060379][    C3]  ? vma_needs_dirty_tracking (mm/vma.c:2163 (discriminator 2))
[   28.060380][    C3]  ? uprobe_apply (./include/linux/rcupdate_trace.h:135 (discriminator 2))
[   28.060383][    C3]  ? vma_set_page_prot (mm/mmap.c:87)
[   28.060385][    C3]  __mmap_region (mm/vma.c:2861)
[   28.060387][    C3]  ? vma_merge_new_range (./include/linux/mm.h:4474)
[   28.060388][    C3]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.060392][    C3]  ? mas_rev_awalk (./include/linux/lockdep.h:249 lib/maple_tree.c:670 lib/maple_tree.c:676 lib/maple_tree.c:709 lib/maple_tree.c:4329)
[   28.060397][    C3]  ? unmapped_area_topdown (./include/linux/mm.h:1688 mm/vma.c:3163)
[   28.060404][    C3]  mmap_region (mm/vma.c:2964)
[   28.060406][    C3]  ? mm_take_all_locks (mm/vma.c:2365)
[   28.060407][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.060410][    C3]  ? __get_unmapped_area (./include/linux/security.h:1188 mm/mmap.c:877)
[   28.060412][    C3]  do_mmap (mm/mmap.c:573)
[   28.060414][    C3]  ? __ia32_sys_brk (mm/mmap.c:117)
[   28.060416][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060418][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.060420][    C3]  ? down_write_killable (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4457 kernel/locking/rwsem.c:268 kernel/locking/rwsem.c:1346 kernel/locking/rwsem.c:1361 kernel/locking/rwsem.c:1645)
[   28.060422][    C3]  ? down_write (kernel/locking/rwsem.c:1633)
[   28.060423][    C3]  vm_mmap_pgoff (mm/util.c:581)
[   28.060425][    C3]  ? randomize_page (mm/util.c:387)
[   28.060427][    C3]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   28.060431][    C3]  ksys_mmap_pgoff (mm/mmap.c:619)
[   28.060432][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.060434][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.060436][    C3]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   28.060437][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.060438][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.060440][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.060441][    C3] RIP: 0033:0x7f402e00b91c
[   28.060444][    C3] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05
All code
========
   0:	1e                   	(bad)
   1:	fa                   	cli
   2:	41 f7 c1 ff 0f 00 00 	test   $0xfff,%r9d
   9:	75 33                	jne    0x3e
   b:	55                   	push   %rbp
   c:	48 89 e5             	mov    %rsp,%rbp
   f:	41 54                	push   %r12
  11:	41 89 cc             	mov    %ecx,%r12d
  14:	53                   	push   %rbx
  15:	48 89 fb             	mov    %rdi,%rbx
  18:	48 85 ff             	test   %rdi,%rdi
  1b:	74 51                	je     0x6e
  1d:	45 89 e2             	mov    %r12d,%r10d
  20:	48 89 df             	mov    %rbx,%rdi
  23:	b8 09 00 00 00       	mov    $0x9,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 24                	ja     0x56
  32:	5b                   	pop    %rbx
  33:	41 5c                	pop    %r12
  35:	5d                   	pop    %rbp
  36:	c3                   	ret
  37:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3e:	c7                   	.byte 0xc7
  3f:	05                   	.byte 0x5

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 24                	ja     0x2c
   8:	5b                   	pop    %rbx
   9:	41 5c                	pop    %r12
   b:	5d                   	pop    %rbp
   c:	c3                   	ret
   d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  14:	c7                   	.byte 0xc7
  15:	05                   	.byte 0x5
[   28.060445][    C3] RSP: 002b:00007ffe72b54790 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
[   28.060447][    C3] RAX: ffffffffffffffda RBX: 00007f402dcdc000 RCX: 00007f402e00b91c
[   28.060448][    C3] RDX: 0000000000000001 RSI: 000000000002e000 RDI: 00007f402dcdc000
[   28.060448][    C3] RBP: 00007ffe72b547a0 R08: 0000000000000005 R09: 0000000000081000
[   28.060449][    C3] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812
[   28.060450][    C3] R13: 00007ffe72b547e8 R14: 00007ffe72b54c20 R15: 0000000000080901
| [   29.276981][  T355] softirqs last disabled at (0): 0x0
| [   29.276984][  T355] Preemption disabled at:
| [   29.276984][  T355] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.276998][  T355] Tainted: [W]=WARN
[   29.276999][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.277001][  T355] Call Trace:
[   29.277003][  T355]  <TASK>
[   29.277005][  T355]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.277011][  T355]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.277013][  T355]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.277018][  T355]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.277022][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277027][  T355]  __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))
[   29.277031][  T355]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.277034][  T355]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.277039][  T355]  ? 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)
[   29.277042][  T355]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.277045][  T355]  put_chars (drivers/char/virtio_console.c:1176)
[   29.277047][  T355]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   29.277050][  T355]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.277053][  T355]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.277056][  T355]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.277061][  T355]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.277063][  T355]  ? 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)
[   29.277065][  T355]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.277067][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277070][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277072][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277075][  T355]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.277079][  T355]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.277082][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277084][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277086][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277089][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277091][  T355]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.277094][  T355]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.277097][  T355]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.277101][  T355]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.277104][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277106][  T355]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.277108][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277111][  T355]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.277113][  T355]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.277115][  T355]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.277118][  T355]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.277120][  T355]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.277123][  T355]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.277126][  T355]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.277129][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277131][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277134][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277137][  T355]  _printk (kernel/printk/printk.c:2504)
[   29.277140][  T355]  ? snapshot_read.cold (user.c:?)
[   29.277143][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277146][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277148][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277150][  T355]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.277153][  T355]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.277156][  T355]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.277159][  T355]  ? netdev_notice (net/core/dev.c:13194)
[   29.277161][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277164][  T355]  ? 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)
[   29.277167][  T355]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.277169][  T355]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.277172][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.277176][  T355]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   29.277179][  T355]  __dev_change_flags (net/core/dev.c:9821)
[   29.277185][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.277187][  T355]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.277190][  T355]  ? __kernel_text_address (kernel/extable.c:79)
[   29.277192][  T355]  ? write_profile (profile.c:?)
[   29.277195][  T355]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.277200][  T355]  netif_change_flags (net/core/dev.c:9877)
[   29.277203][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   29.277208][  T355]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.277210][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.277211][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277214][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.277219][  T355]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.277222][  T355]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.277224][  T355]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.277227][  T355]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.277229][  T355]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.277231][  T355]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.277232][  T355]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.277234][  T355]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.277238][  T355]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.277240][  T355]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.277241][  T355]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.277244][  T355]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.277247][  T355]  ? __sys_sendmsg (net/socket.c:2799)
[   29.277249][  T355]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.277252][  T355]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.277256][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277258][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277260][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277262][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277265][  T355]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.277268][  T355]  ? __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)
[   29.277270][  T355]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.277273][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.277275][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.277279][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.277282][  T355]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.277285][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277288][  T355]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.277290][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277292][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277295][  T355]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.277299][  T355]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.277302][  T355]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.277304][  T355]  ? __kernel_text_address (kernel/extable.c:79)
[   29.277306][  T355]  ? write_profile (profile.c:?)
[   29.277307][  T355]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.277310][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277312][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277314][  T355]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.277319][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277321][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277323][  T355]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.277326][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.277328][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.277330][  T355]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.277332][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.277336][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.277338][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.277340][  T355]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.277343][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.277344][  T355]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.277348][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277351][  T355]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.277354][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.277357][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.277359][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277361][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277364][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.277367][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.277370][  T355]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.277373][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277375][  T355]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.277378][  T355]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.277380][  T355]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.277383][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.277385][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   29.277387][  T355]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.277391][  T355]  ___sys_sendmsg (net/socket.c:2767)
[   29.277394][  T355]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.277402][  T355]  __sys_sendmsg (net/socket.c:2799)
[   29.277404][  T355]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.277409][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.277412][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.277414][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.277417][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.277420][  T355] RIP: 0033:0x7ff500a0b54e
[   29.277422][  T355] 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
[   29.277425][  T355] RSP: 002b:00007ffc2050fa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.277429][  T355] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff500a0b54e
[   29.277431][  T355] RDX: 0000000000000000 RSI: 00007ffc2050fab0 RDI: 0000000000000005
[   29.277432][  T355] RBP: 00007ffc2050fa10 R08: 0000000000000000 R09: 0000000000000000
[   29.277434][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182ee


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars