======================================
| [   11.110642][  T195] softirqs last disabled at (38653): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.110644][  T195] Preemption disabled at:
| [   11.110644][  T195] 0x0
| [   11.110655][  T195] Tainted: [W]=WARN
[   11.110656][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.110658][  T195] Call Trace:
[   11.110668][  T195]  <TASK>
[   11.110670][  T195]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.110676][  T195]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.110680][  T195]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.110684][  T195]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.110690][  T195]  __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))
[   11.110692][  T195]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.110698][  T195]  ? 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)
[   11.110700][  T195]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.110703][  T195]  put_chars (drivers/char/virtio_console.c:1176)
[   11.110706][  T195]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.110708][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.110712][  T195]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.110718][  T195]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.110724][  T195]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.110726][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.110729][  T195]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.110733][  T195]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.110736][  T195]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.110738][  T195]  ? 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))
[   11.110741][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.110744][  T195]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.110748][  T195]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.110752][  T195]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.110754][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.110759][  T195]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.110762][  T195]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.110764][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.110766][  T195]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.110770][  T195]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.110771][  T195]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.110775][  T195]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.110779][  T195]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.110782][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.110786][  T195]  _printk (kernel/printk/printk.c:2504)
[   11.110790][  T195]  ? snapshot_read.cold (user.c:?)
[   11.110792][  T195]  ? 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)
[   11.110795][  T195]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.110799][  T195]  ? 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)
[   11.110801][  T195]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.110805][  T195]  ? exit_notify (kernel/exit.c:780)
[   11.110807][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.110810][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.110814][  T195]  do_group_exit (kernel/exit.c:1151)
[   11.110817][  T195]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.110819][  T195]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.110821][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.110824][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.110827][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.110829][  T195] RIP: 0033:0x7fab8908d1b8
[   11.110832][  T195] Code: Unable to access opcode bytes at 0x7fab8908d18e.

Code starting with the faulting instruction
===========================================
[   11.110833][  T195] RSP: 002b:00007ffe783c9398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.110835][  T195] RAX: ffffffffffffffda RBX: 00007fab891bdf88 RCX: 00007fab8908d1b8
[   11.110837][  T195] RDX: 00007fab88dd7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.110838][  T195] RBP: 00007ffe783c93f0 R08: 0000000000000000 R09: 0000000000008010
[   11.110838][  T195] R10: 00007ffe783c91b0 R11: 0000000000000246 R12: 0000000000000001
[   11.110839][  T195] R13: 0000000000000000 R14: 00007fab891bc680 R15: 00007fab891bdfa0
| [   13.654886][  T307] softirqs last disabled at (22334): addrconf_permanent_addr (net/ipv6/addrconf.c:3651)
| [   13.654888][  T307] Preemption disabled at:
| [   13.654889][  T307] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.654898][  T307] Tainted: [W]=WARN
[   13.654899][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.654901][  T307] Call Trace:
[   13.654903][  T307]  <TASK>
[   13.654904][  T307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.654910][  T307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.654912][  T307]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.654917][  T307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.654921][  T307]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.654926][  T307]  __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))
[   13.654928][  T307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.654934][  T307]  ? 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)
[   13.654937][  T307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.654940][  T307]  put_chars (drivers/char/virtio_console.c:1176)
[   13.654943][  T307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.654947][  T307]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.654951][  T307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.654954][  T307]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.654956][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.654957][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.654961][  T307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.654963][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.654967][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.654970][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.654974][  T307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.654978][  T307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.654980][  T307]  ? 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))
[   13.654983][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.654986][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.654990][  T307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.654994][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.654996][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.655001][  T307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.655004][  T307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.655006][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.655008][  T307]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.655012][  T307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.655014][  T307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.655017][  T307]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.655021][  T307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.655024][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.655025][  T307]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.655029][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.655033][  T307]  _printk (kernel/printk/printk.c:2504)
[   13.655036][  T307]  ? snapshot_read.cold (user.c:?)
[   13.655040][  T307]  ? br_multicast_flood (??:?) bridge
[   13.655054][  T307]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.655055][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.655057][  T307]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.655061][  T307] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.655072][  T307] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.655081][  T307] new_nbp (net/bridge/br_if.c:449) bridge
[   13.655090][  T307] br_add_if (net/bridge/br_if.c:592) bridge
[   13.655098][  T307]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   13.655101][  T307]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.655104][  T307]  ? __kernel_text_address (kernel/extable.c:79)
[   13.655108][  T307]  do_set_master (net/core/rtnetlink.c:3071)
[   13.655110][  T307]  ? netif_change_flags (net/core/dev.c:9882)
[   13.655114][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.655117][  T307]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.655120][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.655122][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.655124][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.655128][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.655130][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.655132][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.655135][  T307]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.655138][  T307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.655139][  T307]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.655142][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.655144][  T307]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.655147][  T307]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.655152][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.655154][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.655157][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.655159][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.655161][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.655163][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.655165][  T307]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.655169][  T307]  ? __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)
[   13.655171][  T307]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.655173][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.655176][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.655181][  T307]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.655187][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.655193][  T307]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.655199][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.655201][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.655205][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.655207][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.655209][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.655211][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.655214][  T307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.655217][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.655220][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.655221][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.655225][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.655227][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.655231][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.655232][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.655235][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.655242][  T307]  ? 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))
[   13.655243][  T307]  ? 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))
[   13.655247][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.655251][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.655254][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.655258][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.655262][  T307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.655266][  T307]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.655271][  T307]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.655273][  T307]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.655276][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.655277][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   13.655285][  T307]  ___sys_sendmsg (net/socket.c:2767)
[   13.655287][  T307]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.655303][  T307]  __sys_sendmsg (net/socket.c:2799)
[   13.655306][  T307]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.655312][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.655316][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.655318][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.655321][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.655324][  T307] RIP: 0033:0x7fadb534954e
[   13.655328][  T307] 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
[   13.655330][  T307] RSP: 002b:00007fffd9103ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.655332][  T307] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fadb534954e
[   13.655334][  T307] RDX: 0000000000000000 RSI: 00007fffd9103d90 RDI: 0000000000000005
[   13.655335][  T307] RBP: 00007fffd9103cf0 R08: 0000000000000000 R09: 0000000000000000
[   13.655335][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a82c
[   13.655336][  T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd9104450
| [   29.074326][    C0] softirqs last disabled at (626175): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.074328][    C0] Preemption disabled at:
| [   29.074329][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   29.074342][    C0] Tainted: [W]=WARN
[   29.074343][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.074345][    C0] Call Trace:
[   29.074347][    C0]  <IRQ>
[   29.074349][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.074356][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   29.074358][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.074362][    C0]  ? __netif_receive_skb_one_core (net/core/dev.c:6262)
[   29.074366][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.074370][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.074373][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074378][    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))
[   29.074382][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.074386][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.074390][    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)
[   29.074393][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.074396][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   29.074398][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.074401][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.074406][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.074410][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.074412][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074415][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.074418][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.074422][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.074424][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074427][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074429][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.074432][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.074434][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.074437][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.074441][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.074444][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.074446][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.074448][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074451][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.074453][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.074456][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.074458][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.074461][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.074464][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.074466][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074469][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.074471][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   29.074477][    C0]  _printk (kernel/printk/printk.c:2504)
[   29.074480][    C0]  ? snapshot_read.cold (user.c:?)
[   29.074483][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.074488][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.074491][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.074494][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.074497][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.074502][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.074504][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.074507][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.074510][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.074513][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.074531][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074534][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.074536][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.074548][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.074550][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.074562][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.074574][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.074585][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.074590][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.074592][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.074596][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.074599][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.074601][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074605][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.074607][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.074620][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.074622][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.074627][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.074630][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.074633][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.074636][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.074639][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074641][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.074644][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.074646][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.074649][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.074651][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.074653][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.074657][    C0]  </IRQ>
[   29.074658][    C0]  <TASK>
[   29.074659][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.074661][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.074665][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.074668][    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
[   29.074671][    C0] RSP: 0018:ffffffff95407cf8 EFLAGS: 00000296
[   29.074674][    C0] RAX: 0000000000098dfd RBX: ffffffff9541c600 RCX: ffffffff924f0307
[   29.074676][    C0] RDX: ffffffff9541c600 RSI: ffffffff95238af6 RDI: ffffffff94c8d8e0
[   29.074678][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.074679][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2a80fa2
[   29.074680][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.074683][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.074687][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.074689][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.074691][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.074694][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.074696][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.074698][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.074702][    C0]  ? flush_smp_call_function_queue (kernel/smp.c:670 (discriminator 6))
[   29.074705][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.074707][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.074710][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.074712][    C0]  rest_init (init/main.c:727)
[   29.074715][    C0]  ? __cpuidle_text_end (??:?)
[   29.074719][    C0]  ? rest_init (init/main.c:727)
[   29.074722][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.074726][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.074729][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.074733][    C0]  start_kernel (init/main.c:1185)
[   29.074736][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.074738][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.074741][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.156144][    C0]
| [   29.156221][    C0]
| [   29.156221][    C0] stack backtrace:
| [   29.156417][    C0] Tainted: [W]=WARN
[   29.156419][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.156420][    C0] Call Trace:
[   29.156422][    C0]  <IRQ>
[   29.156423][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.156428][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.156432][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.156435][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.156437][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.156439][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.156441][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.156443][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.156451][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.156454][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.156456][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.156462][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.156465][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.156471][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.156477][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.156484][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.156487][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.156489][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.156492][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.156494][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.156496][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.156498][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.156500][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.156507][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.156509][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.156512][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.156515][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.156517][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.156518][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.156521][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.156522][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.156525][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.156527][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.156529][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.156530][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.156532][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.156534][    C0]  </IRQ>
[   29.156534][    C0]  <TASK>
[   29.156535][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.156537][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.156539][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.156541][    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
[   29.156543][    C0] RSP: 0018:ffffffff95407cf8 EFLAGS: 00000296
[   29.156546][    C0] RAX: 0000000000098dfd RBX: ffffffff9541c600 RCX: ffffffff924f0307
[   29.156548][    C0] RDX: ffffffff9541c600 RSI: ffffffff95238af6 RDI: ffffffff94c8d8e0
[   29.156548][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.156550][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2a80fa2
[   29.156551][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.156554][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.156557][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.156560][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.156562][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.156564][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.156566][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.156567][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.156570][    C0]  ? flush_smp_call_function_queue (kernel/smp.c:670 (discriminator 6))
[   29.156572][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.156575][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.156576][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.156578][    C0]  rest_init (init/main.c:727)
[   29.156580][    C0]  ? __cpuidle_text_end (??:?)
[   29.156582][    C0]  ? rest_init (init/main.c:727)
[   29.156584][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.156588][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.156591][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.156593][    C0]  start_kernel (init/main.c:1185)
[   29.156595][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.156597][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.156599][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   91.104513][  T750] softirqs last disabled at (0): 0x0
| [   91.104515][  T750] Preemption disabled at:
| [   91.104515][  T750] vprintk_emit (kernel/printk/printk.c:2471)
| [   91.104526][  T750] Tainted: [W]=WARN
[   91.104527][  T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.104529][  T750] Call Trace:
[   91.104531][  T750]  <TASK>
[   91.104532][  T750]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   91.104537][  T750]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   91.104539][  T750]  __might_resched.cold (kernel/sched/core.c:9234)
[   91.104543][  T750]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   91.104544][  T750]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   91.104547][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104551][  T750]  __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))
[   91.104555][  T750]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.104557][  T750]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.104561][  T750]  ? 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)
[   91.104563][  T750]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.104564][  T750]  put_chars (drivers/char/virtio_console.c:1176)
[   91.104566][  T750]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   91.104568][  T750]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   91.104571][  T750]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   91.104574][  T750]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   91.104575][  T750]  ? vsnprintf (lib/vsprintf.c:2900)
[   91.104579][  T750]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.104580][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104582][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104584][  T750]  console_emit_next_record (kernel/printk/printk.c:3183)
[   91.104587][  T750]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   91.104589][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104590][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104592][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104594][  T750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.104596][  T750]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   91.104598][  T750]  console_flush_one_record (kernel/printk/printk.c:3268)
[   91.104600][  T750]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   91.104603][  T750]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   91.104604][  T750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.104606][  T750]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   91.104607][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104609][  T750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.104610][  T750]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   91.104612][  T750]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   91.104614][  T750]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   91.104616][  T750]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   91.104618][  T750]  vprintk_emit (kernel/printk/printk.c:2479)
[   91.104621][  T750]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   91.104623][  T750]  ? netdev_run_todo (net/core/dev.c:11776)
[   91.104627][  T750]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   91.104630][  T750]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   91.104632][  T750]  _printk (kernel/printk/printk.c:2504)
[   91.104635][  T750]  ? snapshot_read.cold (user.c:?)
[   91.104637][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104639][  T750]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   91.104641][  T750]  ? __up_write (kernel/locking/rwsem.c:1415)
[   91.104642][  T750]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   91.104644][  T750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.104646][  T750]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   91.104647][  T750] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   91.104649][  T750]  do_one_initcall (init/main.c:1357)
[   91.104651][  T750]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   91.104654][  T750]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   91.104657][  T750]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   91.104660][  T750]  do_init_module (kernel/module/main.c:3117)
[   91.104662][  T750]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   91.104664][  T750]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   91.104666][  T750]  load_module (kernel/module/main.c:3593)
[   91.104670][  T750]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   91.104672][  T750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.104674][  T750]  ? __ia32_sys_fsconfig (??:?)
[   91.104677][  T750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.104679][  T750]  init_module_from_file (kernel/module/main.c:3790)
[   91.104681][  T750]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   91.104683][  T750]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   91.104686][  T750]  ? handle_pte_fault (mm/memory.c:6558)
[   91.104688][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104690][  T750]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   91.104695][  T750]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.104697][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104698][  T750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.104700][  T750]  ? 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)
[   91.104702][  T750]  idempotent_init_module (kernel/module/main.c:3802)
[   91.104704][  T750]  ? init_module_from_file (kernel/module/main.c:3791)
[   91.104707][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104709][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.104710][  T750]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   91.104714][  T750]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   91.104716][  T750]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.104719][  T750]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.104721][  T750]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   91.104723][  T750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.104725][  T750] RIP: 0033:0x7fa596e2837d
[   91.104727][  T750] 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
[   91.104729][  T750] RSP: 002b:00007ffc4d091168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   91.104733][  T750] RAX: ffffffffffffffda RBX: 0000562deb8a6810 RCX: 00007fa596e2837d
[   91.104734][  T750] RDX: 0000000000000000 RSI: 0000562db16daffd RDI: 0000000000000000
[   91.104735][  T750] RBP: 00007ffc4d091200 R08: 0000000000000000 R09: 0000000000000000
[   91.104736][  T750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562db16daffd
[   91.104737][  T750] R13: 0000562deb8a6960 R14: 0000000000040000 R15: 0000000000000000
| [  120.124207][  T927] softirqs last disabled at (0): 0x0
| [  120.124209][  T927] Preemption disabled at:
| [  120.124210][  T927] 0x0
| [  120.124219][  T927] Tainted: [W]=WARN
[  120.124220][  T927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.124222][  T927] Call Trace:
[  120.124224][  T927]  <TASK>
[  120.124225][  T927]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.124231][  T927]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.124235][  T927]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.124238][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124242][  T927]  __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))
[  120.124246][  T927]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  120.124248][  T927]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.124252][  T927]  ? 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)
[  120.124254][  T927]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.124256][  T927]  put_chars (drivers/char/virtio_console.c:1176)
[  120.124258][  T927]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.124260][  T927]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  120.124264][  T927]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.124267][  T927]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.124269][  T927]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  120.124271][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124273][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124275][  T927]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.124277][  T927]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.124279][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124281][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124283][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124284][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124286][  T927]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  120.124288][  T927]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.124290][  T927]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.124293][  T927]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.124295][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124296][  T927]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.124298][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124299][  T927]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.124301][  T927]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  120.124302][  T927]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  120.124304][  T927]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.124306][  T927]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.124308][  T927]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.124311][  T927]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.124313][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124314][  T927]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.124317][  T927]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  120.124319][  T927]  _printk (kernel/printk/printk.c:2504)
[  120.124322][  T927]  ? snapshot_read.cold (user.c:?)
[  120.124324][  T927]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[  120.124329][  T927] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  120.124343][  T927] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[  120.124357][  T927] br_device_event (net/bridge/br.c:111) bridge
[  120.124366][  T927]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  120.124369][  T927]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[  120.124371][  T927]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[  120.124376][  T927]  notifier_call_chain (kernel/notifier.c:85)
[  120.124379][  T927]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[  120.124383][  T927]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.124384][  T927]  ? netif_change_name (net/core/dev.c:1517)
[  120.124386][  T927]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  120.124389][  T927]  ? __kernel_text_address (kernel/extable.c:79)
[  120.124391][  T927]  ? write_profile (profile.c:?)
[  120.124393][  T927]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.124396][  T927]  netif_change_flags (net/core/dev.c:9882)
[  120.124398][  T927]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  120.124401][  T927]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  120.124403][  T927]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  120.124404][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124406][  T927]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  120.124409][  T927]  ? kasan_save_stack (mm/kasan/common.c:58)
[  120.124412][  T927]  ? kasan_save_stack (mm/kasan/common.c:57)
[  120.124414][  T927]  ? kasan_save_track (mm/kasan/common.c:78)
[  120.124415][  T927]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  120.124417][  T927]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  120.124418][  T927]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  120.124420][  T927]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  120.124421][  T927]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.124423][  T927]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.124425][  T927]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.124426][  T927]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  120.124429][  T927]  ? ___sys_sendmsg (net/socket.c:2767)
[  120.124430][  T927]  ? __sys_sendmsg (net/socket.c:2799)
[  120.124432][  T927]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.124434][  T927]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.124436][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124438][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124439][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124441][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124443][  T927]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  120.124446][  T927]  ? __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)
[  120.124448][  T927]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  120.124449][  T927]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  120.124451][  T927]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  120.124452][  T927]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.124454][  T927]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  120.124456][  T927]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  120.124458][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124460][  T927]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  120.124461][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124462][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124464][  T927]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  120.124468][  T927]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  120.124469][  T927]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.124471][  T927]  ? __kernel_text_address (kernel/extable.c:79)
[  120.124472][  T927]  ? write_profile (profile.c:?)
[  120.124473][  T927]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.124475][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124476][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124478][  T927]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  120.124482][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124483][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124485][  T927]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  120.124486][  T927]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  120.124488][  T927]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.124489][  T927]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  120.124491][  T927]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  120.124493][  T927]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.124495][  T927]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.124496][  T927]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.124498][  T927]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.124499][  T927]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  120.124502][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124503][  T927]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.124505][  T927]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.124507][  T927]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.124509][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124510][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124512][  T927]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.124514][  T927]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.124516][  T927]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.124518][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124520][  T927]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.124522][  T927]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  120.124523][  T927]  ? copy_msghdr_from_user (net/socket.c:2650)
[  120.124525][  T927]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  120.124526][  T927]  ? move_addr_to_kernel (net/socket.c:258)
[  120.124528][  T927]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  120.124530][  T927]  ___sys_sendmsg (net/socket.c:2767)
[  120.124532][  T927]  ? copy_msghdr_from_user (net/socket.c:2619)
[  120.124537][  T927]  __sys_sendmsg (net/socket.c:2799)
[  120.124539][  T927]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  120.124543][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.124546][  T927]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.124548][  T927]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  120.124551][  T927]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.124554][  T927] RIP: 0033:0x7f59b445154e
[  120.124556][  T927] 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
[  120.124558][  T927] RSP: 002b:00007ffd8fa73470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.124563][  T927] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f59b445154e
[  120.124565][  T927] RDX: 0000000000000000 RSI: 00007ffd8fa73520 RDI: 0000000000000005
[  120.124567][  T927] RBP: 00007ffd8fa73480 R08: 0000000000000000 R09: 0000000000000000
[  120.124568][  T927] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a897


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