======================================
| [   10.717195][  T200] softirqs last disabled at (25708): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.717197][  T200] Preemption disabled at:
| [   10.717198][  T200] 0x0
| [   10.717208][  T200] Tainted: [W]=WARN
[   10.717209][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.717211][  T200] Call Trace:
[   10.717213][  T200]  <TASK>
[   10.717214][  T200]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.717221][  T200]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.717225][  T200]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.717229][  T200]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.717234][  T200]  __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))
[   10.717236][  T200]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.717242][  T200]  ? 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)
[   10.717245][  T200]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.717249][  T200]  put_chars (drivers/char/virtio_console.c:1176)
[   10.717251][  T200]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.717252][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.717256][  T200]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.717261][  T200]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.717269][  T200]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.717271][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.717273][  T200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.717277][  T200]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.717281][  T200]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.717283][  T200]  ? 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))
[   10.717286][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.717288][  T200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.717292][  T200]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.717296][  T200]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.717298][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.717303][  T200]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.717306][  T200]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.717308][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.717309][  T200]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   10.717313][  T200]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.717315][  T200]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.717318][  T200]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.717321][  T200]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.717324][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.717327][  T200]  _printk (kernel/printk/printk.c:2504)
[   10.717331][  T200]  ? snapshot_read.cold (user.c:?)
[   10.717334][  T200]  ? 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)
[   10.717336][  T200]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.717340][  T200]  ? 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)
[   10.717343][  T200]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.717346][  T200]  ? exit_notify (kernel/exit.c:780)
[   10.717348][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.717351][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.717354][  T200]  do_group_exit (kernel/exit.c:1151)
[   10.717357][  T200]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.717359][  T200]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.717361][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.717365][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.717368][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.717370][  T200] RIP: 0033:0x7f2255a841b8
[   10.717372][  T200] Code: Unable to access opcode bytes at 0x7f2255a8418e.

Code starting with the faulting instruction
===========================================
[   10.717373][  T200] RSP: 002b:00007ffcb24cc8a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.717376][  T200] RAX: ffffffffffffffda RBX: 00007f2255bb4f88 RCX: 00007f2255a841b8
[   10.717377][  T200] RDX: 00007f22557cefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.717378][  T200] RBP: 00007ffcb24cc900 R08: 0000000000000000 R09: 0000000000000050
[   10.717379][  T200] R10: 00007ffcb24cc6c0 R11: 0000000000000246 R12: 0000000000000001
[   10.717380][  T200] R13: 0000000000000000 R14: 00007f2255bb3680 R15: 00007f2255bb4fa0
| [   12.433292][  T240] softirqs last disabled at (19359): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   12.433295][  T240] Preemption disabled at:
| [   12.433295][  T240] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.433303][  T240] Tainted: [W]=WARN
[   12.433304][  T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.433306][  T240] Call Trace:
[   12.433308][  T240]  <TASK>
[   12.433309][  T240]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.433315][  T240]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.433316][  T240]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.433321][  T240]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.433325][  T240]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.433329][  T240]  __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))
[   12.433331][  T240]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.433338][  T240]  ? 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)
[   12.433341][  T240]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.433345][  T240]  put_chars (drivers/char/virtio_console.c:1176)
[   12.433347][  T240]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.433353][  T240]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.433360][  T240]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.433363][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.433368][  T240]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.433371][  T240]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.433373][  T240]  ? 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))
[   12.433376][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433379][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.433383][  T240]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.433387][  T240]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.433389][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.433394][  T240]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.433396][  T240]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.433398][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433400][  T240]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   12.433403][  T240]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.433405][  T240]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.433408][  T240]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.433411][  T240]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.433413][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.433417][  T240]  _printk (kernel/printk/printk.c:2504)
[   12.433420][  T240]  ? snapshot_read.cold (user.c:?)
[   12.433423][  T240]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.433425][  T240]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.433428][  T240]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167)
[   12.433430][  T240]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167)
[   12.433431][  T240]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4527)
[   12.433433][  T240]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.433436][  T240]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.433439][  T240]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.433441][  T240]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.433444][  T240]  ? netdev_notice (net/core/dev.c:13194)
[   12.433447][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.433449][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.433452][  T240]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.433455][  T240]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.433457][  T240]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.433459][  T240]  ? register_netdev (net/core/dev.c:11618)
[   12.433461][  T240]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   12.433466][  T240]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.433469][  T240]  ? __kernel_text_address (kernel/extable.c:79)
[   12.433472][  T240]  ? write_profile (profile.c:?)
[   12.433476][  T240]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.433482][  T240]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.433485][  T240]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.433487][  T240]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.433488][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.433491][  T240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.433494][  T240]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.433496][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.433498][  T240]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.433500][  T240]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.433502][  T240]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.433503][  T240]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.433504][  T240]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.433507][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.433509][  T240]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   12.433511][  T240]  ? ___sys_sendmsg (net/socket.c:2758)
[   12.433515][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.433517][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.433520][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433521][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.433523][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433524][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433525][  T240]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.433528][  T240]  ? __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)
[   12.433529][  T240]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.433531][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.433535][  T240]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.433536][  T240]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.433541][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433543][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.433548][  T240]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.433553][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.433555][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.433559][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.433561][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.433563][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.433565][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.433568][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.433570][  T240]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.433573][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.433575][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.433579][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.433581][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.433584][  T240]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.433587][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.433590][  T240]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.433596][  T240]  ? 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))
[   12.433598][  T240]  ? 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))
[   12.433603][  T240]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.433606][  T240]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.433609][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.433613][  T240]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.433617][  T240]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.433621][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.433622][  T240]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   12.433627][  T240]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   12.433630][  T240]  ____sys_sendmsg (net/socket.c:2713)
[   12.433632][  T240]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.433635][  T240]  ? sock_write_iter (net/socket.c:1269)
[   12.433636][  T240]  ? move_addr_to_kernel (net/socket.c:258)
[   12.433643][  T240]  ___sys_sendmsg (net/socket.c:2767)
[   12.433646][  T240]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.433661][  T240]  __sys_sendmsg (net/socket.c:2799)
[   12.433664][  T240]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.433670][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.433673][  T240]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.433676][  T240]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.433678][  T240]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.433681][  T240] RIP: 0033:0x7f65c577d54e
[   12.433684][  T240] 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
[   12.433686][  T240] RSP: 002b:00007ffe140b4800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.433689][  T240] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f65c577d54e
[   12.433690][  T240] RDX: 0000000000000000 RSI: 00007ffe140b48b0 RDI: 0000000000000005
[   12.433691][  T240] RBP: 00007ffe140b4810 R08: 0000000000000000 R09: 0000000000000000
[   12.433692][  T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9160b3
[   12.433693][  T240] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe140b4f80
| [   13.845349][  T275] softirqs last disabled at (22473): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.845351][  T275] Preemption disabled at:
| [   13.845352][  T275] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.845361][  T275] Tainted: [W]=WARN
[   13.845362][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.845364][  T275] Call Trace:
[   13.845365][  T275]  <TASK>
[   13.845367][  T275]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.845372][  T275]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.845374][  T275]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.845379][  T275]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.845383][  T275]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.845387][  T275]  __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))
[   13.845389][  T275]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.845396][  T275]  ? 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)
[   13.845399][  T275]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.845403][  T275]  put_chars (drivers/char/virtio_console.c:1176)
[   13.845405][  T275]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.845406][  T275]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.845410][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.845413][  T275]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.845418][  T275]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.845422][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.845427][  T275]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.845430][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.845435][  T275]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.845439][  T275]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.845441][  T275]  ? 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))
[   13.845444][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.845446][  T275]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.845450][  T275]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.845454][  T275]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.845456][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.845461][  T275]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.845464][  T275]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.845466][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.845468][  T275]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.845471][  T275]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.845473][  T275]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.845476][  T275]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.845479][  T275]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.845484][  T275]  ? l2tp_ip6_exit (./include/net/sock.h:2854 (discriminator 2) ./include/net/sock.h:2886 (discriminator 2) net/l2tp/l2tp_ip6.c:710 (discriminator 2)) l2tp_ip6
[   13.845488][  T275]  _printk (kernel/printk/printk.c:2504)
[   13.845491][  T275]  ? snapshot_read.cold (user.c:?)
[   13.845499][  T275]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   13.845503][  T275] l2tp_ip6_init (net/l2tp/l2tp_ip6.c:273) l2tp_ip6
[   13.845505][  T275]  do_one_initcall (init/main.c:1357)
[   13.845508][  T275]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.845513][  T275]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.845515][  T275]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.845521][  T275]  do_init_module (kernel/module/main.c:3117)
[   13.845524][  T275]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.845528][  T275]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.845531][  T275]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.845535][  T275]  load_module (kernel/module/main.c:3593)
[   13.845540][  T275]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   13.845545][  T275]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.845548][  T275]  ? __ia32_sys_fsconfig (??:?)
[   13.845552][  T275]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.845556][  T275]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.845559][  T275]  init_module_from_file (kernel/module/main.c:3790)
[   13.845562][  T275]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.845570][  T275]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.845573][  T275]  ? 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)
[   13.845576][  T275]  idempotent_init_module (kernel/module/main.c:3802)
[   13.845579][  T275]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.845585][  T275]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.845587][  T275]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   13.845593][  T275]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.845594][  T275]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.845598][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.845601][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.845604][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.845606][  T275] RIP: 0033:0x7fab4d01637d
[   13.845609][  T275] 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
[   13.845611][  T275] RSP: 002b:00007ffe99e7b9d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.845613][  T275] RAX: ffffffffffffffda RBX: 00005572ccbd3810 RCX: 00007fab4d01637d
[   13.845615][  T275] RDX: 0000000000000000 RSI: 00005572b4356ffd RDI: 0000000000000000
[   13.845615][  T275] RBP: 00007ffe99e7ba70 R08: 0000000000000000 R09: 0000000000000000
[   13.845616][  T275] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572b4356ffd


Finger prints:
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars