======================================
| [    9.630760][  T186] softirqs last disabled at (26203): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.630762][  T186] Preemption disabled at:
| [    9.630763][  T186] 0x0
| [    9.630773][  T186] Tainted: [W]=WARN
[    9.630773][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.630775][  T186] Call Trace:
[    9.630777][  T186]  <TASK>
[    9.630778][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.630784][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.630789][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.630793][  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)
[    9.630798][  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))
[    9.630801][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.630806][  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)
[    9.630809][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.630812][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.630815][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.630816][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.630821][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.630826][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.630832][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.630834][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.630837][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.630841][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.630845][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.630846][  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))
[    9.630850][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.630852][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.630856][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.630860][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.630862][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.630867][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.630870][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.630872][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.630874][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.630878][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.630879][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.630883][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.630886][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.630890][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.630893][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.630897][  T186]  ? snapshot_read.cold (user.c:?)
[    9.630900][  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)
[    9.630902][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.630906][  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)
[    9.630909][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.630912][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.630914][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.630917][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.630921][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.630924][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.630926][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.630928][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.630931][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.630934][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.630936][  T186] RIP: 0033:0x7f6250d731b8
[    9.630939][  T186] Code: Unable to access opcode bytes at 0x7f6250d7318e.

Code starting with the faulting instruction
===========================================
[    9.630940][  T186] RSP: 002b:00007ffc4db7eeb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.630942][  T186] RAX: ffffffffffffffda RBX: 00007f6250ea3f88 RCX: 00007f6250d731b8
[    9.630943][  T186] RDX: 00007f6250abdfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.630944][  T186] RBP: 00007ffc4db7ef10 R08: 0000000000000000 R09: 0000000000008010
[    9.630945][  T186] R10: 00007ffc4db7ecd0 R11: 0000000000000246 R12: 0000000000000001
[    9.630946][  T186] R13: 0000000000000000 R14: 00007f6250ea2680 R15: 00007f6250ea3fa0
| [   11.053099][  T246] softirqs last disabled at (13457): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.053101][  T246] Preemption disabled at:
| [   11.053102][  T246] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.053111][  T246] Tainted: [W]=WARN
[   11.053112][  T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.053114][  T246] Call Trace:
[   11.053115][  T246]  <TASK>
[   11.053117][  T246]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.053123][  T246]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.053125][  T246]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.053129][  T246]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.053133][  T246]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.053138][  T246]  __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))
[   11.053141][  T246]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.053146][  T246]  ? 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)
[   11.053149][  T246]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.053152][  T246]  put_chars (drivers/char/virtio_console.c:1176)
[   11.053155][  T246]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.053159][  T246]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.053163][  T246]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.053165][  T246]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.053167][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053169][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053173][  T246]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.053175][  T246]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.053178][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053182][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.053186][  T246]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.053189][  T246]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.053191][  T246]  ? 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))
[   11.053194][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053196][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.053200][  T246]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.053204][  T246]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.053206][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053211][  T246]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.053214][  T246]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.053216][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053218][  T246]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.053222][  T246]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.053224][  T246]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.053227][  T246]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.053231][  T246]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.053233][  T246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.053235][  T246]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.053239][  T246]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.053242][  T246]  _printk (kernel/printk/printk.c:2504)
[   11.053246][  T246]  ? snapshot_read.cold (user.c:?)
[   11.053250][  T246]  ? br_multicast_flood (??:?) bridge
[   11.053262][  T246]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.053263][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.053264][  T246]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.053269][  T246] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.053280][  T246] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.053293][  T246] new_nbp (net/bridge/br_if.c:449) bridge
[   11.053302][  T246] br_add_if (net/bridge/br_if.c:592) bridge
[   11.053309][  T246]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.053313][  T246]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.053316][  T246]  ? __kernel_text_address (kernel/extable.c:79)
[   11.053319][  T246]  do_set_master (net/core/rtnetlink.c:3071)
[   11.053324][  T246]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.053327][  T246]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.053330][  T246]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.053331][  T246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.053334][  T246]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.053337][  T246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.053340][  T246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.053341][  T246]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.053344][  T246]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.053347][  T246]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.053349][  T246]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.053354][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053355][  T246]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.053358][  T246]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.053363][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.053365][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.053367][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053370][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.053371][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053373][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053375][  T246]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.053379][  T246]  ? __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)
[   11.053381][  T246]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.053383][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.053386][  T246]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.053388][  T246]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.053393][  T246]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.053398][  T246]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.053403][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.053404][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053409][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.053410][  T246]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.053412][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.053414][  T246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.053418][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.053420][  T246]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.053423][  T246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.053424][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053428][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.053430][  T246]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.053433][  T246]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.053435][  T246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.053438][  T246]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.053444][  T246]  ? 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))
[   11.053445][  T246]  ? 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))
[   11.053449][  T246]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.053453][  T246]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.053456][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.053460][  T246]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.053463][  T246]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.053467][  T246]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.053472][  T246]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.053474][  T246]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.053476][  T246]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.053478][  T246]  ? move_addr_to_kernel (net/socket.c:258)
[   11.053485][  T246]  ___sys_sendmsg (net/socket.c:2767)
[   11.053488][  T246]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.053503][  T246]  __sys_sendmsg (net/socket.c:2799)
[   11.053505][  T246]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.053511][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.053515][  T246]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.053517][  T246]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.053520][  T246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.053522][  T246] RIP: 0033:0x7f17c931554e
[   11.053525][  T246] 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
[   11.053527][  T246] RSP: 002b:00007ffe2e77ac20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.053530][  T246] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f17c931554e
[   11.053531][  T246] RDX: 0000000000000000 RSI: 00007ffe2e77acd0 RDI: 0000000000000005
[   11.053532][  T246] RBP: 00007ffe2e77ac30 R08: 0000000000000000 R09: 0000000000000000
[   11.053533][  T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9155bc
[   11.053534][  T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2e77b390
| [   18.859018][  T303] softirqs last disabled at (26163): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.859021][  T303] Preemption disabled at:
| [   18.859021][  T303] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.859030][  T303] Tainted: [W]=WARN
[   18.859031][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.859033][  T303] Call Trace:
[   18.859034][  T303]  <TASK>
[   18.859036][  T303]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.859041][  T303]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.859044][  T303]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.859048][  T303]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.859052][  T303]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.859057][  T303]  __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))
[   18.859059][  T303]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.859065][  T303]  ? 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)
[   18.859068][  T303]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.859071][  T303]  put_chars (drivers/char/virtio_console.c:1176)
[   18.859073][  T303]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.859075][  T303]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.859078][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.859081][  T303]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.859085][  T303]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.859088][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.859089][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.859094][  T303]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.859095][  T303]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.859098][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859101][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.859105][  T303]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.859108][  T303]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.859110][  T303]  ? 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))
[   18.859113][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859115][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.859119][  T303]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.859123][  T303]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.859125][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.859130][  T303]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.859133][  T303]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.859134][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859137][  T303]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.859140][  T303]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.859142][  T303]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.859145][  T303]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.859149][  T303]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.859155][  T303]  ? 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
[   18.859158][  T303]  _printk (kernel/printk/printk.c:2504)
[   18.859162][  T303]  ? snapshot_read.cold (user.c:?)
[   18.859168][  T303]  ? 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)
[   18.859171][  T303] gact_init_module (net/sched/act_gact.c:180) act_gact
[   18.859173][  T303]  do_one_initcall (init/main.c:1357)
[   18.859176][  T303]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.859180][  T303]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.859183][  T303]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.859188][  T303]  do_init_module (kernel/module/main.c:3117)
[   18.859192][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.859195][  T303]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.859199][  T303]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.859203][  T303]  load_module (kernel/module/main.c:3593)
[   18.859210][  T303]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.859214][  T303]  ? __ia32_sys_fsconfig (??:?)
[   18.859216][  T303]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.859220][  T303]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.859223][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.859227][  T303]  init_module_from_file (kernel/module/main.c:3790)
[   18.859232][  T303]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.859243][  T303]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.859246][  T303]  ? 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)
[   18.859249][  T303]  idempotent_init_module (kernel/module/main.c:3802)
[   18.859253][  T303]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.859259][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.859261][  T303]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.859267][  T303]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.859269][  T303]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.859273][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.859275][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.859277][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.859280][  T303] RIP: 0033:0x7fd128fde37d
[   18.859283][  T303] 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
[   18.859285][  T303] RSP: 002b:00007ffff0278af8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.859287][  T303] RAX: ffffffffffffffda RBX: 000055a4e5fb7810 RCX: 00007fd128fde37d
[   18.859289][  T303] RDX: 0000000000000000 RSI: 000055a4ace8cffd RDI: 0000000000000000
[   18.859290][  T303] RBP: 00007ffff0278b90 R08: 0000000000000000 R09: 0000000000000000
[   18.859290][  T303] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4ace8cffd
[   18.859291][  T303] R13: 000055a4e5fb7960 R14: 0000000000040000 R15: 0000000000000000
| [   26.473761][    C2] softirqs last disabled at (953123): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.473763][    C2] Preemption disabled at:
| [   26.473763][    C2] 0x0
| [   26.473773][    C2] Tainted: [W]=WARN
[   26.473774][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.473776][    C2] Call Trace:
[   26.473778][    C2]  <IRQ>
[   26.473779][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.473785][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.473789][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.473792][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.473795][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473799][    C2]  __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))
[   26.473802][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.473805][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.473809][    C2]  ? 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)
[   26.473810][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.473812][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   26.473814][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.473816][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.473819][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.473828][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.473830][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473832][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473834][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.473836][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.473838][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473840][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473842][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473844][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.473846][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.473848][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.473851][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.473853][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473854][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.473856][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473858][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.473859][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.473861][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.473863][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.473865][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.473868][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.473869][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473882][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.473883][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473890][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473895][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.473899][    C2]  _printk (kernel/printk/printk.c:2504)
[   26.473902][    C2]  ? snapshot_read.cold (user.c:?)
[   26.473904][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.473908][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.473911][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.473913][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.473915][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.473917][    C2]  ? _raw_write_unlock_irqrestore (??:?)
[   26.473920][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.473922][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.473924][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.473926][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.473928][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473934][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473936][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.473938][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473945][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.473946][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473952][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.473959][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473965][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.473968][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.473970][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.473973][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.473975][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.473977][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.473979][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.473981][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.473988][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.473990][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.473993][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.473995][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.473997][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.473999][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.474001][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.474003][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.474005][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.474007][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.474009][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.474010][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.474012][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.474015][    C2]  </IRQ>
[   26.474015][    C2]  <TASK>
[   26.474016][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.474018][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.474020][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.474023][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.474025][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.474028][    C2] RAX: 00000000000e8b21 RBX: ff11000001bec6c0 RCX: ffffffffb64f0307
[   26.474029][    C2] RDX: ff11000001bec6c0 RSI: ffffffffb9238b01 RDI: ffffffffb8c8d8e0
[   26.474030][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.474031][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.474032][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.474033][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.474037][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.474039][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.474040][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.474042][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.474044][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.474046][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.474048][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.474050][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.474051][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.474053][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.474055][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.534302][    C2]
| [   26.534373][    C2]
| [   26.534373][    C2] stack backtrace:
| [   26.534603][    C2] Tainted: [W]=WARN
[   26.534604][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.534605][    C2] Call Trace:
[   26.534606][    C2]  <IRQ>
[   26.534607][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.534611][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.534613][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.534615][    C2]  ? _raw_write_unlock_irqrestore (??:?)
[   26.534618][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.534620][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.534621][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.534624][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.534625][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.534632][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.534635][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.534637][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.534643][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.534645][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.534651][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.534657][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.534664][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.534666][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.534668][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.534671][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.534672][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.534674][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.534676][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.534678][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.534685][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.534687][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.534689][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.534692][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.534694][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.534695][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.534697][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.534699][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.534701][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.534703][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.534705][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.534706][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.534708][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.534709][    C2]  </IRQ>
[   26.534710][    C2]  <TASK>
[   26.534710][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.534712][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.534714][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.534716][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.534717][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.534719][    C2] RAX: 00000000000e8b21 RBX: ff11000001bec6c0 RCX: ffffffffb64f0307
[   26.534720][    C2] RDX: ff11000001bec6c0 RSI: ffffffffb9238b01 RDI: ffffffffb8c8d8e0
[   26.534721][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.534722][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.534723][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.534724][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.534726][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.534728][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.534730][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.534731][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.534733][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.534735][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.534737][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.534738][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.534740][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.534741][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.534743][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   54.484933][ T1735] softirqs last disabled at (0): 0x0
| [   54.484934][ T1735] Preemption disabled at:
| [   54.484935][ T1735] 0x0
| [   54.484943][ T1735] Tainted: [W]=WARN
[   54.484944][ T1735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.484945][ T1735] Call Trace:
[   54.484947][ T1735]  <TASK>
[   54.484948][ T1735]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.484954][ T1735]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.484958][ T1735]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.484961][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.484965][ T1735]  __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))
[   54.484969][ T1735]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.484971][ T1735]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.484981][ T1735]  ? 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)
[   54.484983][ T1735]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.484985][ T1735]  put_chars (drivers/char/virtio_console.c:1176)
[   54.484987][ T1735]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.484989][ T1735]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   54.484992][ T1735]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.484995][ T1735]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.484997][ T1735]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   54.484999][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485001][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485003][ T1735]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.485005][ T1735]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.485007][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485009][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485010][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485012][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485014][ T1735]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   54.485016][ T1735]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.485018][ T1735]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.485020][ T1735]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.485022][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485024][ T1735]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.485025][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485027][ T1735]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.485028][ T1735]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.485030][ T1735]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   54.485032][ T1735]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.485034][ T1735]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.485035][ T1735]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.485038][ T1735]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.485040][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485041][ T1735]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.485044][ T1735]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   54.485045][ T1735]  _printk (kernel/printk/printk.c:2504)
[   54.485048][ T1735]  ? snapshot_read.cold (user.c:?)
[   54.485050][ T1735]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   54.485055][ T1735] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   54.485068][ T1735] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   54.485080][ T1735] br_device_event (net/bridge/br.c:111) bridge
[   54.485092][ T1735]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   54.485095][ T1735]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   54.485097][ T1735]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   54.485100][ T1735]  notifier_call_chain (kernel/notifier.c:85)
[   54.485104][ T1735]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   54.485107][ T1735]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.485109][ T1735]  ? netif_change_name (net/core/dev.c:1517)
[   54.485111][ T1735]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   54.485113][ T1735]  ? __kernel_text_address (kernel/extable.c:79)
[   54.485115][ T1735]  ? write_profile (profile.c:?)
[   54.485117][ T1735]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.485120][ T1735]  netif_change_flags (net/core/dev.c:9882)
[   54.485122][ T1735]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   54.485125][ T1735]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.485126][ T1735]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.485127][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485129][ T1735]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.485133][ T1735]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.485136][ T1735]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.485137][ T1735]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.485139][ T1735]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   54.485140][ T1735]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   54.485142][ T1735]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   54.485143][ T1735]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.485144][ T1735]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.485147][ T1735]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.485148][ T1735]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.485149][ T1735]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.485152][ T1735]  ? ___sys_sendmsg (net/socket.c:2767)
[   54.485154][ T1735]  ? __sys_sendmsg (net/socket.c:2799)
[   54.485155][ T1735]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.485157][ T1735]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.485160][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485161][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485163][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485164][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485166][ T1735]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.485169][ T1735]  ? __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)
[   54.485170][ T1735]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.485172][ T1735]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.485173][ T1735]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.485175][ T1735]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.485177][ T1735]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.485179][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485181][ T1735]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.485182][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485183][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485185][ T1735]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   54.485189][ T1735]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   54.485190][ T1735]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   54.485192][ T1735]  ? __kernel_text_address (kernel/extable.c:79)
[   54.485193][ T1735]  ? write_profile (profile.c:?)
[   54.485194][ T1735]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.485195][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485197][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485198][ T1735]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   54.485202][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485204][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485205][ T1735]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.485207][ T1735]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.485208][ T1735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.485209][ T1735]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.485211][ T1735]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   54.485213][ T1735]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.485215][ T1735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.485216][ T1735]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.485217][ T1735]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.485219][ T1735]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   54.485221][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485223][ T1735]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.485225][ T1735]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.485227][ T1735]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.485228][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485230][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485231][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.485233][ T1735]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.485235][ T1735]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.485237][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485239][ T1735]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   54.485240][ T1735]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.485242][ T1735]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.485244][ T1735]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.485245][ T1735]  ? move_addr_to_kernel (net/socket.c:258)
[   54.485246][ T1735]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   54.485249][ T1735]  ___sys_sendmsg (net/socket.c:2767)
[   54.485250][ T1735]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.485255][ T1735]  __sys_sendmsg (net/socket.c:2799)
[   54.485257][ T1735]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.485260][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.485262][ T1735]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.485263][ T1735]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.485265][ T1735]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.485267][ T1735] RIP: 0033:0x7f39f371454e
[   54.485268][ T1735] 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
[   54.485270][ T1735] RSP: 002b:00007fff328daaf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.485274][ T1735] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f39f371454e
[   54.485275][ T1735] RDX: 0000000000000000 RSI: 00007fff328daba0 RDI: 0000000000000005
[   54.485276][ T1735] RBP: 00007fff328dab00 R08: 0000000000000000 R09: 0000000000000000
[   54.485277][ T1735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9155e7


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