======================================
| [   10.576116][  T193] softirqs last disabled at (26037): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.576118][  T193] Preemption disabled at:
| [   10.576119][  T193] 0x0
| [   10.576129][  T193] Tainted: [W]=WARN
[   10.576129][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.576131][  T193] Call Trace:
[   10.576133][  T193]  <TASK>
[   10.576134][  T193]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.576141][  T193]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.576145][  T193]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.576149][  T193]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.576155][  T193]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.576157][  T193]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.576163][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.576166][  T193]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.576169][  T193]  put_chars (drivers/char/virtio_console.c:1176)
[   10.576172][  T193]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.576173][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.576178][  T193]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.576183][  T193]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.576189][  T193]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.576191][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.576194][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.576197][  T193]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.576201][  T193]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.576203][  T193]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.576206][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.576208][  T193]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.576212][  T193]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.576216][  T193]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.576218][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.576223][  T193]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.576226][  T193]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.576228][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.576230][  T193]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.576234][  T193]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.576235][  T193]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.576239][  T193]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.576242][  T193]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.576246][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.576249][  T193]  _printk (kernel/printk/printk.c:2504)
[   10.576253][  T193]  ? snapshot_read.cold (user.c:?)
[   10.576256][  T193]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.576258][  T193]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.576262][  T193]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.576265][  T193]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.576269][  T193]  ? exit_notify (kernel/exit.c:780)
[   10.576270][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.576273][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.576277][  T193]  do_group_exit (kernel/exit.c:1151)
[   10.576280][  T193]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.576282][  T193]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.576284][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.576287][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.576290][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.576292][  T193] RIP: 0033:0x7fd7637011b8
[   10.576295][  T193] Code: Unable to access opcode bytes at 0x7fd76370118e.

Code starting with the faulting instruction
===========================================
[   10.576296][  T193] RSP: 002b:00007ffd6b1f46e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.576298][  T193] RAX: ffffffffffffffda RBX: 00007fd763831f88 RCX: 00007fd7637011b8
[   10.576299][  T193] RDX: 00007fd76344bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.576300][  T193] RBP: 00007ffd6b1f4740 R08: 0000000000000000 R09: 0000000000008010
[   10.576301][  T193] R10: 00007ffd6b1f4500 R11: 0000000000000246 R12: 0000000000000001
[   10.576302][  T193] R13: 0000000000000000 R14: 00007fd763830680 R15: 00007fd763831fa0
| [   12.748140][  T306] softirqs last disabled at (20806): addrconf_permanent_addr (net/ipv6/addrconf.c:3651)
| [   12.748143][  T306] Preemption disabled at:
| [   12.748143][  T306] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.748153][  T306] Tainted: [W]=WARN
[   12.748154][  T306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.748156][  T306] Call Trace:
[   12.748157][  T306]  <TASK>
[   12.748159][  T306]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.748165][  T306]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.748167][  T306]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.748172][  T306]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.748176][  T306]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.748181][  T306]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.748183][  T306]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.748189][  T306]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.748192][  T306]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.748195][  T306]  put_chars (drivers/char/virtio_console.c:1176)
[   12.748198][  T306]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.748203][  T306]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.748206][  T306]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.748209][  T306]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.748211][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748213][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748217][  T306]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.748219][  T306]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.748222][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748226][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.748230][  T306]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.748234][  T306]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.748235][  T306]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.748239][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748241][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.748245][  T306]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.748249][  T306]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.748251][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748256][  T306]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.748259][  T306]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.748261][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748263][  T306]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.748267][  T306]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.748269][  T306]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.748272][  T306]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.748276][  T306]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.748278][  T306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.748280][  T306]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.748284][  T306]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.748288][  T306]  _printk (kernel/printk/printk.c:2504)
[   12.748291][  T306]  ? snapshot_read.cold (user.c:?)
[   12.748295][  T306]  ? br_multicast_flood (??:?) bridge
[   12.748308][  T306]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.748309][  T306]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.748310][  T306]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.748315][  T306] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.748325][  T306] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.748333][  T306] new_nbp (net/bridge/br_if.c:449) bridge
[   12.748343][  T306] br_add_if (net/bridge/br_if.c:592) bridge
[   12.748350][  T306]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.748354][  T306]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.748357][  T306]  ? __kernel_text_address (kernel/extable.c:79)
[   12.748361][  T306]  do_set_master (net/core/rtnetlink.c:3071)
[   12.748363][  T306]  ? netif_change_flags (net/core/dev.c:9882)
[   12.748367][  T306]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.748370][  T306]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.748373][  T306]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.748375][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.748377][  T306]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.748381][  T306]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.748383][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.748385][  T306]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.748388][  T306]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.748391][  T306]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.748393][  T306]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.748396][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748398][  T306]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.748401][  T306]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.748405][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.748407][  T306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.748410][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748412][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.748414][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748416][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748418][  T306]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.748422][  T306]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.748424][  T306]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.748426][  T306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.748429][  T306]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.748431][  T306]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.748436][  T306]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.748441][  T306]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.748447][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.748449][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748455][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.748457][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.748459][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.748461][  T306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.748465][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.748467][  T306]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.748470][  T306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.748471][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748476][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.748478][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.748481][  T306]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.748483][  T306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.748486][  T306]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.748492][  T306]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.748493][  T306]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.748498][  T306]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.748502][  T306]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.748504][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.748508][  T306]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.748512][  T306]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.748516][  T306]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.748522][  T306]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.748525][  T306]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.748527][  T306]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.748529][  T306]  ? move_addr_to_kernel (net/socket.c:258)
[   12.748536][  T306]  ___sys_sendmsg (net/socket.c:2767)
[   12.748539][  T306]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.748555][  T306]  __sys_sendmsg (net/socket.c:2799)
[   12.748558][  T306]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.748569][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.748576][  T306]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.748579][  T306]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.748583][  T306]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.748586][  T306] RIP: 0033:0x7f6f5883554e
[   12.748589][  T306] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.748591][  T306] RSP: 002b:00007ffef0c33a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.748594][  T306] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6f5883554e
[   12.748596][  T306] RDX: 0000000000000000 RSI: 00007ffef0c33b10 RDI: 0000000000000005
[   12.748597][  T306] RBP: 00007ffef0c33a70 R08: 0000000000000000 R09: 0000000000000000
[   12.748597][  T306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d791
[   12.748598][  T306] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef0c341d0
| [   28.014096][    C0] softirqs last disabled at (1050673): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.014097][    C0] Preemption disabled at:
| [   28.014098][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   28.014109][    C0] Tainted: [W]=WARN
[   28.014110][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.014112][    C0] Call Trace:
[   28.014113][    C0]  <IRQ>
[   28.014115][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.014121][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   28.014122][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.014126][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.014130][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.014133][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014137][    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))
[   28.014140][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.014143][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.014146][    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)
[   28.014148][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.014150][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   28.014152][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.014154][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.014158][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.014161][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.014163][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014164][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.014167][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.014169][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.014171][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014173][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014175][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.014176][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.014178][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.014180][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.014183][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.014185][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.014187][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.014188][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014190][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.014191][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.014193][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.014195][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.014197][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.014199][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.014201][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014203][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.014205][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   28.014209][    C0]  _printk (kernel/printk/printk.c:2504)
[   28.014213][    C0]  ? snapshot_read.cold (user.c:?)
[   28.014214][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.014219][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.014221][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.014223][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.014225][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.014228][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.014230][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.014232][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.014234][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.014236][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.014249][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014250][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.014252][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.014259][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.014261][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.014267][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.014273][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.014280][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.014283][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.014285][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.014289][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.014291][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.014292][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014295][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.014296][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.014303][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.014305][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.014308][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.014310][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.014312][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.014314][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.014317][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014318][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.014320][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.014322][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.014324][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.014325][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.014327][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.014330][    C0]  </IRQ>
[   28.014331][    C0]  <TASK>
[   28.014331][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.014333][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.014335][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.014339][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   28.014340][    C0] RSP: 0018:ffffffffa5607cf8 EFLAGS: 00000296
[   28.014344][    C0] RAX: 000000000010082f RBX: ffffffffa561c600 RCX: ffffffffa26f0307
[   28.014345][    C0] RDX: ffffffffa561c600 RSI: ffffffffa5438b1c RDI: ffffffffa4e8d8e0
[   28.014346][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.014347][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4ac0fa2
[   28.014348][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.014350][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.014353][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.014355][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.014356][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.014358][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.014360][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.014361][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.014364][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.014365][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.014367][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.014369][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.014370][    C0]  rest_init (init/main.c:727)
[   28.014372][    C0]  ? __cpuidle_text_end (??:?)
[   28.014375][    C0]  ? rest_init (init/main.c:727)
[   28.014377][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.014381][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.014383][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.014386][    C0]  start_kernel (init/main.c:1185)
[   28.014388][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.014390][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.014392][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.095259][    C0]
| [   28.095379][    C0]
| [   28.095379][    C0] stack backtrace:
| [   28.095777][    C0] Tainted: [W]=WARN
[   28.095778][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.095780][    C0] Call Trace:
[   28.095781][    C0]  <IRQ>
[   28.095783][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.095789][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.095793][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.095798][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.095801][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.095803][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.095807][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.095810][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.095823][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095828][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.095831][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.095842][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.095845][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.095856][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.095868][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.095879][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.095883][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.095886][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.095890][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.095893][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.095896][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095899][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.095902][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.095914][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.095917][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.095921][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.095925][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.095928][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.095930][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.095934][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.095936][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.095940][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.095942][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.095945][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.095948][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.095950][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.095953][    C0]  </IRQ>
[   28.095954][    C0]  <TASK>
[   28.095955][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.095958][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.095960][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.095963][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   28.095966][    C0] RSP: 0018:ffffffffa5607cf8 EFLAGS: 00000296
[   28.095969][    C0] RAX: 000000000010082f RBX: ffffffffa561c600 RCX: ffffffffa26f0307
[   28.095971][    C0] RDX: ffffffffa561c600 RSI: ffffffffa5438b1c RDI: ffffffffa4e8d8e0
[   28.095973][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.095974][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4ac0fa2
[   28.095976][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.095978][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.095982][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.095985][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.095987][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.095990][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.095992][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.095995][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.095998][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.096000][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.096003][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.096006][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.096008][    C0]  rest_init (init/main.c:727)
[   28.096011][    C0]  ? __cpuidle_text_end (??:?)
[   28.096016][    C0]  ? rest_init (init/main.c:727)
[   28.096018][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.096024][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.096027][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.096031][    C0]  start_kernel (init/main.c:1185)
[   28.096034][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.096036][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.096040][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   89.791262][  T748] softirqs last disabled at (0): 0x0
| [   89.791264][  T748] Preemption disabled at:
| [   89.791265][  T748] vprintk_emit (kernel/printk/printk.c:2471)
| [   89.791276][  T748] Tainted: [W]=WARN
[   89.791277][  T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.791279][  T748] Call Trace:
[   89.791280][  T748]  <TASK>
[   89.791281][  T748]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.791287][  T748]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   89.791289][  T748]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.791292][  T748]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   89.791294][  T748]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.791298][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791301][  T748]  __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))
[   89.791305][  T748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.791307][  T748]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.791311][  T748]  ? 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)
[   89.791313][  T748]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.791314][  T748]  put_chars (drivers/char/virtio_console.c:1176)
[   89.791316][  T748]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.791318][  T748]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   89.791320][  T748]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.791324][  T748]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.791325][  T748]  ? vsnprintf (lib/vsprintf.c:2900)
[   89.791328][  T748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.791330][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791331][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791334][  T748]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.791336][  T748]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.791338][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791340][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791341][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791343][  T748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.791345][  T748]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.791347][  T748]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.791349][  T748]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.791351][  T748]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.791353][  T748]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.791355][  T748]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.791356][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791358][  T748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.791359][  T748]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   89.791360][  T748]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   89.791363][  T748]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.791365][  T748]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.791367][  T748]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.791369][  T748]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.791371][  T748]  ? netdev_run_todo (net/core/dev.c:11776)
[   89.791375][  T748]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   89.791378][  T748]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   89.791379][  T748]  _printk (kernel/printk/printk.c:2504)
[   89.791383][  T748]  ? snapshot_read.cold (user.c:?)
[   89.791384][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791387][  T748]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   89.791388][  T748]  ? __up_write (kernel/locking/rwsem.c:1415)
[   89.791390][  T748]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   89.791391][  T748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.791393][  T748]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   89.791394][  T748] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   89.791396][  T748]  do_one_initcall (init/main.c:1357)
[   89.791399][  T748]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   89.791401][  T748]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   89.791404][  T748]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   89.791407][  T748]  do_init_module (kernel/module/main.c:3117)
[   89.791410][  T748]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   89.791411][  T748]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   89.791413][  T748]  load_module (kernel/module/main.c:3593)
[   89.791417][  T748]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   89.791419][  T748]  ? __ia32_sys_fsconfig (??:?)
[   89.791422][  T748]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   89.791425][  T748]  ? backing_file_read_iter (fs/backing-file.c:211)
[   89.791428][  T748]  init_module_from_file (kernel/module/main.c:3790)
[   89.791430][  T748]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   89.791432][  T748]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   89.791435][  T748]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.791437][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791438][  T748]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.791440][  T748]  ? 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)
[   89.791443][  T748]  idempotent_init_module (kernel/module/main.c:3802)
[   89.791445][  T748]  ? init_module_from_file (kernel/module/main.c:3791)
[   89.791448][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.791450][  T748]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   89.791454][  T748]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   89.791456][  T748]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.791458][  T748]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.791460][  T748]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.791462][  T748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.791465][  T748] RIP: 0033:0x7f0e7ba6537d
[   89.791467][  T748] 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
[   89.791468][  T748] RSP: 002b:00007fff49692368 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   89.791472][  T748] RAX: ffffffffffffffda RBX: 000055e494088810 RCX: 00007f0e7ba6537d
[   89.791473][  T748] RDX: 0000000000000000 RSI: 000055e48e08bffd RDI: 0000000000000000
[   89.791474][  T748] RBP: 00007fff49692400 R08: 0000000000000000 R09: 0000000000000000
[   89.791474][  T748] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e48e08bffd
[   89.791475][  T748] R13: 000055e494088960 R14: 0000000000040000 R15: 0000000000000000
| [  118.798276][  T925] softirqs last disabled at (0): 0x0
| [  118.798278][  T925] Preemption disabled at:
| [  118.798279][  T925] 0x0
| [  118.798289][  T925] Tainted: [W]=WARN
[  118.798290][  T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.798292][  T925] Call Trace:
[  118.798293][  T925]  <TASK>
[  118.798295][  T925]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  118.798301][  T925]  __might_resched.cold (kernel/sched/core.c:9234)
[  118.798305][  T925]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  118.798309][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798313][  T925]  __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))
[  118.798316][  T925]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  118.798319][  T925]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.798323][  T925]  ? 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)
[  118.798325][  T925]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.798327][  T925]  put_chars (drivers/char/virtio_console.c:1176)
[  118.798329][  T925]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  118.798330][  T925]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  118.798334][  T925]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  118.798338][  T925]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  118.798340][  T925]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  118.798341][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798343][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798345][  T925]  console_emit_next_record (kernel/printk/printk.c:3183)
[  118.798348][  T925]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  118.798350][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798351][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798353][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798354][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798356][  T925]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  118.798358][  T925]  console_flush_one_record (kernel/printk/printk.c:3268)
[  118.798360][  T925]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  118.798363][  T925]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  118.798365][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798366][  T925]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  118.798368][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798369][  T925]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  118.798371][  T925]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  118.798372][  T925]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  118.798374][  T925]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  118.798376][  T925]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  118.798378][  T925]  vprintk_emit (kernel/printk/printk.c:2479)
[  118.798381][  T925]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  118.798382][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798384][  T925]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.798387][  T925]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  118.798388][  T925]  _printk (kernel/printk/printk.c:2504)
[  118.798391][  T925]  ? snapshot_read.cold (user.c:?)
[  118.798393][  T925]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[  118.798398][  T925] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  118.798411][  T925] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  118.798419][  T925] br_device_event (net/bridge/br.c:111) bridge
[  118.798427][  T925]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  118.798431][  T925]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  118.798433][  T925]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  118.798437][  T925]  notifier_call_chain (kernel/notifier.c:85)
[  118.798440][  T925]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  118.798444][  T925]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.798446][  T925]  ? netif_change_name (net/core/dev.c:1517)
[  118.798448][  T925]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  118.798450][  T925]  ? __kernel_text_address (kernel/extable.c:79)
[  118.798452][  T925]  ? write_profile (profile.c:?)
[  118.798454][  T925]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  118.798457][  T925]  netif_change_flags (net/core/dev.c:9882)
[  118.798459][  T925]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  118.798462][  T925]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  118.798463][  T925]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  118.798464][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798466][  T925]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  118.798470][  T925]  ? kasan_save_stack (mm/kasan/common.c:58)
[  118.798473][  T925]  ? kasan_save_stack (mm/kasan/common.c:57)
[  118.798474][  T925]  ? kasan_save_track (mm/kasan/common.c:78)
[  118.798475][  T925]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  118.798477][  T925]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  118.798478][  T925]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  118.798480][  T925]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  118.798481][  T925]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  118.798484][  T925]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.798485][  T925]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  118.798486][  T925]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  118.798489][  T925]  ? ___sys_sendmsg (net/socket.c:2767)
[  118.798490][  T925]  ? __sys_sendmsg (net/socket.c:2799)
[  118.798492][  T925]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  118.798494][  T925]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.798502][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798504][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798506][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798507][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798509][  T925]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  118.798512][  T925]  ? __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)
[  118.798514][  T925]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  118.798515][  T925]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  118.798516][  T925]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  118.798518][  T925]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.798520][  T925]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  118.798523][  T925]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  118.798525][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798526][  T925]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  118.798528][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798529][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798531][  T925]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  118.798534][  T925]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  118.798536][  T925]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.798537][  T925]  ? __kernel_text_address (kernel/extable.c:79)
[  118.798538][  T925]  ? write_profile (profile.c:?)
[  118.798540][  T925]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  118.798541][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798543][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798544][  T925]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  118.798548][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798549][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798551][  T925]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  118.798552][  T925]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  118.798554][  T925]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.798555][  T925]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  118.798556][  T925]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  118.798559][  T925]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  118.798560][  T925]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.798561][  T925]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  118.798563][  T925]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.798564][  T925]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  118.798567][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798569][  T925]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  118.798571][  T925]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.798572][  T925]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.798574][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798576][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798577][  T925]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.798579][  T925]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  118.798581][  T925]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  118.798583][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798585][  T925]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  118.798586][  T925]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  118.798588][  T925]  ? copy_msghdr_from_user (net/socket.c:2650)
[  118.798590][  T925]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  118.798591][  T925]  ? move_addr_to_kernel (net/socket.c:258)
[  118.798593][  T925]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  118.798595][  T925]  ___sys_sendmsg (net/socket.c:2767)
[  118.798597][  T925]  ? copy_msghdr_from_user (net/socket.c:2619)
[  118.798602][  T925]  __sys_sendmsg (net/socket.c:2799)
[  118.798603][  T925]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  118.798606][  T925]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.798608][  T925]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  118.798609][  T925]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  118.798612][  T925]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.798613][  T925] RIP: 0033:0x7ffa519c154e
[  118.798615][  T925] 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
[  118.798617][  T925] RSP: 002b:00007fff03c01910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.798620][  T925] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffa519c154e
[  118.798622][  T925] RDX: 0000000000000000 RSI: 00007fff03c019c0 RDI: 0000000000000005
[  118.798622][  T925] RBP: 00007fff03c01920 R08: 0000000000000000 R09: 0000000000000000
[  118.798623][  T925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7fb


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
__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
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
addrconf_permanent_addr:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars