======================================
| [    9.822865][  T187] softirqs last disabled at (41954): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.822867][  T187] Preemption disabled at:
| [    9.822868][  T187] 0x0
| [    9.822878][  T187] Tainted: [W]=WARN
[    9.822879][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.822881][  T187] Call Trace:
[    9.822882][  T187]  <TASK>
[    9.822884][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.822890][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.822895][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.822899][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.822905][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.822907][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.822913][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.822916][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.822919][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.822922][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.822923][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.822928][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.822933][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.822940][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.822942][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.822944][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.822948][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.822952][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.822954][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.822957][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.822960][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.822964][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.822968][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.822970][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.822975][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.822978][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.822980][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.822982][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.822986][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.822988][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.822991][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.822995][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.823001][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.823005][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.823009][  T187]  ? snapshot_read.cold (user.c:?)
[    9.823011][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.823014][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.823018][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.823021][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.823025][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.823027][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.823029][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.823034][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.823036][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.823038][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.823040][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.823044][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.823047][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.823049][  T187] RIP: 0033:0x7f2e8da801b8
[    9.823052][  T187] Code: Unable to access opcode bytes at 0x7f2e8da8018e.

Code starting with the faulting instruction
===========================================
[    9.823053][  T187] RSP: 002b:00007ffc361b9b68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.823055][  T187] RAX: ffffffffffffffda RBX: 00007f2e8dbb0f88 RCX: 00007f2e8da801b8
[    9.823057][  T187] RDX: 00007f2e8d7cafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.823058][  T187] RBP: 00007ffc361b9bc0 R08: 0000000000000000 R09: 0000000000008010
[    9.823059][  T187] R10: 00007ffc361b9980 R11: 0000000000000246 R12: 0000000000000001
[    9.823059][  T187] R13: 0000000000000000 R14: 00007f2e8dbaf680 R15: 00007f2e8dbb0fa0
| [   11.557238][  T255] softirqs last disabled at (19558): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.557240][  T255] Preemption disabled at:
| [   11.557241][  T255] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.557251][  T255] Tainted: [W]=WARN
[   11.557252][  T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.557254][  T255] Call Trace:
[   11.557256][  T255]  <TASK>
[   11.557257][  T255]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.557263][  T255]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.557266][  T255]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.557270][  T255]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.557274][  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)
[   11.557280][  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))
[   11.557282][  T255]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.557287][  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)
[   11.557290][  T255]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.557293][  T255]  put_chars (drivers/char/virtio_console.c:1176)
[   11.557296][  T255]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.557300][  T255]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.557304][  T255]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.557306][  T255]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.557308][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557310][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557314][  T255]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.557316][  T255]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.557319][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557323][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.557327][  T255]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.557330][  T255]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.557332][  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))
[   11.557335][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557337][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.557341][  T255]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.557345][  T255]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.557347][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557352][  T255]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.557355][  T255]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.557357][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557359][  T255]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.557362][  T255]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.557364][  T255]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.557367][  T255]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.557371][  T255]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.557374][  T255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.557375][  T255]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.557379][  T255]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.557383][  T255]  _printk (kernel/printk/printk.c:2504)
[   11.557386][  T255]  ? snapshot_read.cold (user.c:?)
[   11.557390][  T255]  ? br_multicast_flood (??:?) bridge
[   11.557403][  T255]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.557404][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.557405][  T255]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.557410][  T255] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.557420][  T255] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.557429][  T255] new_nbp (net/bridge/br_if.c:449) bridge
[   11.557438][  T255] br_add_if (net/bridge/br_if.c:592) bridge
[   11.557445][  T255]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.557450][  T255]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.557452][  T255]  ? __kernel_text_address (kernel/extable.c:79)
[   11.557456][  T255]  do_set_master (net/core/rtnetlink.c:3071)
[   11.557461][  T255]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.557464][  T255]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.557467][  T255]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.557468][  T255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.557471][  T255]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.557474][  T255]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.557477][  T255]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.557479][  T255]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.557481][  T255]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.557484][  T255]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.557486][  T255]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.557489][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557490][  T255]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.557493][  T255]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.557498][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.557500][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.557503][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557505][  T255]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.557507][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557508][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557511][  T255]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.557515][  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)
[   11.557516][  T255]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.557518][  T255]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.557522][  T255]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.557523][  T255]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.557528][  T255]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.557533][  T255]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.557539][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.557540][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557545][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.557547][  T255]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.557549][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.557551][  T255]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.557554][  T255]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.557556][  T255]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.557559][  T255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.557560][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557565][  T255]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.557567][  T255]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.557570][  T255]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.557572][  T255]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.557575][  T255]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.557581][  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))
[   11.557582][  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))
[   11.557586][  T255]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.557590][  T255]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.557593][  T255]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.557597][  T255]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.557600][  T255]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.557604][  T255]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.557609][  T255]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.557612][  T255]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.557614][  T255]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.557616][  T255]  ? move_addr_to_kernel (net/socket.c:258)
[   11.557623][  T255]  ___sys_sendmsg (net/socket.c:2767)
[   11.557626][  T255]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.557641][  T255]  __sys_sendmsg (net/socket.c:2799)
[   11.557644][  T255]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.557650][  T255]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.557654][  T255]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.557656][  T255]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.557659][  T255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.557662][  T255] RIP: 0033:0x7fb3f0b8054e
[   11.557665][  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
[   11.557668][  T255] RSP: 002b:00007ffe5e313dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.557670][  T255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb3f0b8054e
[   11.557672][  T255] RDX: 0000000000000000 RSI: 00007ffe5e313e80 RDI: 0000000000000005
[   11.557673][  T255] RBP: 00007ffe5e313de0 R08: 0000000000000000 R09: 0000000000000000
[   11.557674][  T255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab51
[   11.557675][  T255] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5e314540
| [   17.980270][  T316] softirqs last disabled at (16773): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.980273][  T316] Preemption disabled at:
| [   17.980274][  T316] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.980286][  T316] Tainted: [W]=WARN
[   17.980287][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.980289][  T316] Call Trace:
[   17.980291][  T316]  <TASK>
[   17.980293][  T316]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.980300][  T316]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.980303][  T316]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.980309][  T316]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.980315][  T316]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.980322][  T316]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.980325][  T316]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.980334][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.980337][  T316]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.980342][  T316]  put_chars (drivers/char/virtio_console.c:1176)
[   17.980346][  T316]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.980349][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.980355][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.980358][  T316]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.980366][  T316]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.980369][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.980378][  T316]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.980382][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.980391][  T316]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.980397][  T316]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.980399][  T316]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.980404][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.980408][  T316]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.980414][  T316]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.980421][  T316]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.980424][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.980433][  T316]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.980437][  T316]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.980439][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.980443][  T316]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.980449][  T316]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.980451][  T316]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.980457][  T316]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.980463][  T316]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.980467][  T316]  ? netdev_run_todo (net/core/dev.c:11776)
[   17.980473][  T316]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   17.980478][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.980484][  T316]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   17.980488][  T316]  _printk (kernel/printk/printk.c:2504)
[   17.980493][  T316]  ? snapshot_read.cold (user.c:?)
[   17.980496][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.980500][  T316]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   17.980503][  T316]  ? __up_write (kernel/locking/rwsem.c:1415)
[   17.980505][  T316]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   17.980512][  T316]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   17.980516][  T316] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   17.980520][  T316]  do_one_initcall (init/main.c:1357)
[   17.980525][  T316]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.980533][  T316]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.980537][  T316]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.980544][  T316]  do_init_module (kernel/module/main.c:3117)
[   17.980550][  T316]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.980555][  T316]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.980560][  T316]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.980567][  T316]  load_module (kernel/module/main.c:3593)
[   17.980579][  T316]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.980586][  T316]  ? __ia32_sys_fsconfig (??:?)
[   17.980589][  T316]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.980595][  T316]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.980599][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.980605][  T316]  init_module_from_file (kernel/module/main.c:3790)
[   17.980610][  T316]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.980624][  T316]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.980630][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.980635][  T316]  idempotent_init_module (kernel/module/main.c:3802)
[   17.980640][  T316]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.980651][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.980655][  T316]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.980664][  T316]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.980667][  T316]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.980672][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.980675][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.980679][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.980682][  T316] RIP: 0033:0x7f895d72037d
[   17.980686][  T316] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   17.980689][  T316] RSP: 002b:00007ffcfb4da2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.980692][  T316] RAX: ffffffffffffffda RBX: 0000560172288810 RCX: 00007f895d72037d
[   17.980694][  T316] RDX: 0000000000000000 RSI: 0000560171945ffd RDI: 0000000000000000
[   17.980696][  T316] RBP: 00007ffcfb4da340 R08: 0000000000000000 R09: 0000000000000000
[   17.980697][  T316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560171945ffd
[   17.980698][  T316] R13: 0000560172288960 R14: 0000000000040000 R15: 0000000000000000
| [   26.981589][    C0] softirqs last disabled at (681945): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.981591][    C0] Preemption disabled at:
| [   26.981592][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.981601][    C0] Tainted: [W]=WARN
[   26.981602][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.981605][    C0] Call Trace:
[   26.981606][    C0]  <IRQ>
[   26.981608][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.981613][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.981614][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.981617][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.981621][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.981624][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981627][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.981631][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.981633][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.981637][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.981638][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.981640][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.981642][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.981644][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.981647][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.981650][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.981652][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981653][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981655][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.981658][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.981660][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981662][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981663][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981665][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.981667][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.981669][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.981672][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.981673][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981675][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.981676][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981678][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.981679][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.981681][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.981682][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.981684][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.981687][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.981688][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981690][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.981691][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.981696][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.981700][    C0]  ? snapshot_read.cold (user.c:?)
[   26.981701][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.981705][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.981707][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.981709][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.981712][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.981715][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.981716][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.981718][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.981720][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.981722][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.981734][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981736][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981738][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.981744][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.981746][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.981752][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.981759][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.981766][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.981769][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.981771][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.981774][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.981775][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.981777][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981779][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.981781][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.981787][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.981789][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.981792][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.981794][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.981796][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.981797][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.981800][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981801][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.981803][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.981805][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.981807][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.981808][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.981809][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.981812][    C0]  </IRQ>
[   26.981813][    C0]  <TASK>
[   26.981813][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.981815][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.981817][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.981819][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.981821][    C0] RSP: 0018:ffffffffb0e07cf8 EFLAGS: 00000296
[   26.981825][    C0] RAX: 00000000000a67d7 RBX: ffffffffb0e1c600 RCX: ffffffffadef0307
[   26.981826][    C0] RDX: ffffffffb0e1c600 RSI: ffffffffb0c38af6 RDI: ffffffffb068d8e0
[   26.981827][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.981828][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff61c0fa2
[   26.981829][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.981830][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.981833][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.981835][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.981837][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.981838][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.981840][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.981841][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.981844][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981846][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.981847][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.981849][    C0]  rest_init (init/main.c:727)
[   26.981850][    C0]  ? __cpuidle_text_end (??:?)
[   26.981853][    C0]  ? rest_init (init/main.c:727)
[   26.981855][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.981859][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.981861][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.981863][    C0]  start_kernel (init/main.c:1185)
[   26.981865][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.981867][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.981869][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.049984][    C0]
| [   27.050060][    C0]
| [   27.050060][    C0] stack backtrace:
| [   27.050309][    C0] Tainted: [W]=WARN
[   27.050310][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.050312][    C0] Call Trace:
[   27.050313][    C0]  <IRQ>
[   27.050314][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.050319][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.050322][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.050325][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.050327][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.050328][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.050330][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.050332][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.050339][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.050342][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.050344][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.050350][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.050352][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.050358][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.050364][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.050370][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.050372][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.050374][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.050378][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.050380][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.050382][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.050384][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.050386][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.050392][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.050394][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.050397][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.050399][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.050401][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.050402][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.050405][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.050406][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.050408][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.050410][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.050411][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.050413][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.050414][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.050416][    C0]  </IRQ>
[   27.050417][    C0]  <TASK>
[   27.050417][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.050419][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.050421][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.050423][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.050425][    C0] RSP: 0018:ffffffffb0e07cf8 EFLAGS: 00000296
[   27.050428][    C0] RAX: 00000000000a67d7 RBX: ffffffffb0e1c600 RCX: ffffffffadef0307
[   27.050429][    C0] RDX: ffffffffb0e1c600 RSI: ffffffffb0c38af6 RDI: ffffffffb068d8e0
[   27.050430][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.050431][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff61c0fa2
[   27.050432][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.050434][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.050436][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.050437][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.050439][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.050440][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.050442][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.050443][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.050446][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.050448][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.050449][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.050451][    C0]  rest_init (init/main.c:727)
[   27.050453][    C0]  ? __cpuidle_text_end (??:?)
[   27.050455][    C0]  ? rest_init (init/main.c:727)
[   27.050457][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.050461][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.050463][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.050466][    C0]  start_kernel (init/main.c:1185)
[   27.050467][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.050469][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.050471][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   45.081613][  T504] softirqs last disabled at (0): 0x0
| [   45.081615][  T504] Preemption disabled at:
| [   45.081616][  T504] 0x0
| [   45.081624][  T504] Tainted: [W]=WARN
[   45.081625][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.081627][  T504] Call Trace:
[   45.081628][  T504]  <TASK>
[   45.081630][  T504]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.081635][  T504]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.081639][  T504]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.081643][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081647][  T504]  __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))
[   45.081650][  T504]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.081653][  T504]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.081657][  T504]  ? 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)
[   45.081658][  T504]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.081660][  T504]  put_chars (drivers/char/virtio_console.c:1176)
[   45.081662][  T504]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.081664][  T504]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   45.081668][  T504]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.081671][  T504]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.081673][  T504]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.081675][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081676][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081678][  T504]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.081681][  T504]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.081683][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081684][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081686][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081687][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081689][  T504]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.081691][  T504]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.081693][  T504]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.081695][  T504]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.081697][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081699][  T504]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.081700][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081702][  T504]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.081703][  T504]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.081704][  T504]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.081706][  T504]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.081708][  T504]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.081710][  T504]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.081713][  T504]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.081714][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081716][  T504]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.081718][  T504]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   45.081720][  T504]  _printk (kernel/printk/printk.c:2504)
[   45.081723][  T504]  ? snapshot_read.cold (user.c:?)
[   45.081725][  T504]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   45.081729][  T504] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   45.081742][  T504] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   45.081750][  T504] br_device_event (net/bridge/br.c:111) bridge
[   45.081758][  T504]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   45.081762][  T504]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   45.081764][  T504]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   45.081767][  T504]  notifier_call_chain (kernel/notifier.c:85)
[   45.081770][  T504]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   45.081774][  T504]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.081775][  T504]  ? netif_change_name (net/core/dev.c:1517)
[   45.081778][  T504]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.081780][  T504]  ? __kernel_text_address (kernel/extable.c:79)
[   45.081782][  T504]  ? write_profile (profile.c:?)
[   45.081784][  T504]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.081787][  T504]  netif_change_flags (net/core/dev.c:9882)
[   45.081789][  T504]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.081793][  T504]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.081794][  T504]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.081795][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081797][  T504]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.081801][  T504]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.081803][  T504]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.081805][  T504]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.081806][  T504]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.081808][  T504]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.081809][  T504]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.081810][  T504]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.081811][  T504]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.081813][  T504]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.081815][  T504]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.081816][  T504]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.081818][  T504]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.081820][  T504]  ? __sys_sendmsg (net/socket.c:2799)
[   45.081821][  T504]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.081823][  T504]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.081826][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081827][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081829][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081830][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081832][  T504]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.081835][  T504]  ? __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)
[   45.081836][  T504]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.081837][  T504]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.081839][  T504]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.081841][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.081843][  T504]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.081845][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081847][  T504]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.081848][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081849][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081851][  T504]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.081855][  T504]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.081856][  T504]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.081857][  T504]  ? __kernel_text_address (kernel/extable.c:79)
[   45.081859][  T504]  ? write_profile (profile.c:?)
[   45.081860][  T504]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.081861][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081863][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081864][  T504]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.081868][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081869][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081871][  T504]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.081872][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.081873][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.081875][  T504]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.081876][  T504]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.081878][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.081880][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.081881][  T504]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.081882][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.081884][  T504]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.081886][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081888][  T504]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.081890][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.081891][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.081893][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081894][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081896][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.081898][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.081900][  T504]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.081902][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081903][  T504]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.081905][  T504]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.081906][  T504]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.081908][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.081909][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   45.081911][  T504]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.081913][  T504]  ___sys_sendmsg (net/socket.c:2767)
[   45.081915][  T504]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.081920][  T504]  __sys_sendmsg (net/socket.c:2799)
[   45.081921][  T504]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.081924][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.081926][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.081927][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.081929][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.081931][  T504] RIP: 0033:0x7f44fa6c554e
[   45.081932][  T504] 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
[   45.081934][  T504] RSP: 002b:00007ffdb44c74b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.081938][  T504] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f44fa6c554e
[   45.081939][  T504] RDX: 0000000000000000 RSI: 00007ffdb44c7560 RDI: 0000000000000005
[   45.081940][  T504] RBP: 00007ffdb44c74c0 R08: 0000000000000000 R09: 0000000000000000
[   45.081941][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab72


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