======================================
| [   13.779369][  T345] softirqs last disabled at (21085): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.779372][  T345] Preemption disabled at:
| [   13.779372][  T345] 0x0
| [   13.779382][  T345] Tainted: [W]=WARN
[   13.779383][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.779384][  T345] Call Trace:
[   13.779386][  T345]  <TASK>
[   13.779388][  T345]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.779394][  T345]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.779399][  T345]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.779403][  T345]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.779407][  T345]  __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))
[   13.779409][  T345]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.779416][  T345]  ? 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)
[   13.779419][  T345]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.779422][  T345]  put_chars (drivers/char/virtio_console.c:1176)
[   13.779425][  T345]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.779426][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.779429][  T345]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.779435][  T345]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.779443][  T345]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.779446][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.779448][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.779452][  T345]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.779456][  T345]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.779457][  T345]  ? 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))
[   13.779461][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.779462][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.779466][  T345]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.779471][  T345]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.779472][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.779478][  T345]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.779482][  T345]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.779484][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.779486][  T345]  ? 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)
[   13.779490][  T345]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.779491][  T345]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.779494][  T345]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.779497][  T345]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.779500][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.779504][  T345]  _printk (kernel/printk/printk.c:2504)
[   13.779508][  T345]  ? snapshot_read.cold (user.c:?)
[   13.779510][  T345]  ? 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)
[   13.779513][  T345]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.779517][  T345]  ? 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)
[   13.779520][  T345]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.779523][  T345]  ? exit_notify (kernel/exit.c:780)
[   13.779525][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.779528][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.779531][  T345]  do_group_exit (kernel/exit.c:1151)
[   13.779534][  T345]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.779536][  T345]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.779538][  T345]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.779542][  T345]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.779545][  T345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.779547][  T345] RIP: 0033:0x7f01f3d411b8
[   13.779549][  T345] Code: Unable to access opcode bytes at 0x7f01f3d4118e.

Code starting with the faulting instruction
===========================================
[   13.779550][  T345] RSP: 002b:00007ffd3c166088 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   13.779553][  T345] RAX: ffffffffffffffda RBX: 00007f01f3e71f88 RCX: 00007f01f3d411b8
[   13.779554][  T345] RDX: 00007f01f3a8bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   13.779555][  T345] RBP: 00007ffd3c1660e0 R08: 0000000000000000 R09: 0000000000000050
[   13.779556][  T345] R10: 00007ffd3c165ea0 R11: 0000000000000246 R12: 0000000000000001
[   13.779557][  T345] R13: 0000000000000000 R14: 00007f01f3e70680 R15: 00007f01f3e71fa0
| [   14.768828][    C0]
| [   14.768828][    C0]
| [   14.768828][    C0] stack backtrace:
| [   14.768834][    C0] Tainted: [W]=WARN
[   14.768834][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.768836][    C0] Call Trace:
[   14.768837][    C0]  <IRQ>
[   14.768838][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.768843][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   14.768845][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   14.768848][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   14.768850][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   14.768851][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   14.768853][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.768855][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   14.768857][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768859][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.768861][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   14.768863][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   14.768865][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   14.768867][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.768868][    C0]  ? 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))
[   14.768870][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768871][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.768873][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.768875][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.768877][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.768879][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.768881][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.768883][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768884][    C0]  ? 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)
[   14.768886][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.768888][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.768889][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.768890][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.768892][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   14.768895][    C0]  _printk (kernel/printk/printk.c:2504)
[   14.768896][    C0]  ? snapshot_read.cold (user.c:?)
[   14.768898][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   14.768901][    C0]  ? idr_get_free (??:?)
[   14.768903][    C0]  ip_frag_reasm.constprop.0.cold (net/ipv4/ip_fragment.c:463 (discriminator 3))
[   14.768904][    C0]  ip_frag_queue (net/ipv4/ip_fragment.c:364)
[   14.768907][    C0]  ip_defrag (net/ipv4/ip_fragment.c:488)
[   14.768908][    C0]  ? ip4_obj_hashfn (./include/linux/jhash.h:126 (discriminator 32768))
[   14.768909][    C0]  ? ip_route_input_noref (./include/linux/rcupdate.h:882 net/ipv4/route.c:2584)
[   14.768912][    C0]  ? ip_route_input_slow (./include/linux/inetdevice.h:64 (discriminator 4))
[   14.768914][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.768915][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768917][    C0]  ip_local_deliver (net/ipv4/ip_input.c:258)
[   14.768918][    C0]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   14.768919][    C0]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   14.768920][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.768924][    C0]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   14.768926][    C0]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   14.768927][    C0]  ? rcu_do_batch (kernel/rcu/tree.c:2650)
[   14.768928][    C0]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.768931][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   14.768933][    C0]  ? sched_balance_find_src_group (kernel/sched/fair.c:13057)
[   14.768936][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:2533 net/core/dev.c:6221)
[   14.768938][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.768940][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.768942][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.768944][    C0]  ? kthread_is_per_cpu (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:659)
[   14.768946][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.768948][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.768950][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   14.768951][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.768953][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.768955][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.768956][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.768958][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.768959][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.768961][    C0]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   14.768962][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.768964][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.768966][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   14.768967][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   14.768969][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.768971][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   14.768972][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   14.768974][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768976][    C0]  process_backlog (net/core/dev.c:6728)
[   14.768978][    C0]  __napi_poll (net/core/dev.c:7787)
[   14.768980][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   14.768983][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.768984][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   14.768988][    C0]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   14.768991][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768992][    C0]  handle_softirqs (kernel/softirq.c:645)
[   14.768994][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   14.768996][    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)
[   14.768998][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.768999][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   14.769001][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   14.769002][    C0]  </IRQ>
[   14.769003][    C0]  <TASK>
[   14.769003][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   14.769005][    C0]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   14.769007][    C0]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   14.769010][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   14.769012][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   14.769013][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.769015][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   14.769017][    C0]  ? __virtio_net_hdr_to_skb.constprop.0 (./include/linux/virtio_net.h:105)
[   14.769020][    C0]  ? alloc_pg_vec.isra.0 (net/packet/af_packet.c:4493 (discriminator 10))
[   14.769021][    C0]  ? packet_rcv_spkt (./include/net/dst.h:285)
[   14.769023][    C0]  packet_snd (net/packet/af_packet.c:3110)
[   14.769025][    C0]  ? kasan_addr_to_slab (./include/linux/page-flags.h:250 mm/kasan/../slab.h:176 mm/kasan/../slab.h:210 mm/kasan/common.c:48)
[   14.769027][    C0]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   14.769029][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.769030][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.769031][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.769033][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.769035][    C0]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.769036][    C0]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.769039][    C0]  __sys_sendto (net/socket.c:2281)
[   14.769041][    C0]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.769044][    C0]  ? fput_close_sync (fs/file_table.c:617)
[   14.769047][    C0]  ? alloc_file_clone (fs/file_table.c:479)
[   14.769049][    C0]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.769051][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.769053][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.769055][    C0]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.769056][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.769058][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.769060][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.769061][    C0] RIP: 0033:0x7fc87987954e
[   14.769064][    C0] 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
[   14.769065][    C0] RSP: 002b:00007fffae8f5820 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.769068][    C0] RAX: ffffffffffffffda RBX: 0000000000010018 RCX: 00007fc87987954e
[   14.769069][    C0] RDX: 0000000000010018 RSI: 0000000000415120 RDI: 0000000000000007
[   14.769070][    C0] RBP: 00007fffae8f5830 R08: 00007fffae8f5890 R09: 0000000000000014
[   14.769071][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007
[   14.769071][    C0] R13: 0000000000000006 R14: 00007fc879a4a000 R15: 0000000000404e00
| [   14.778642][    C0] softirqs last disabled at (30035): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   14.778644][    C0] Preemption disabled at:
| [   14.778645][    C0] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   14.778650][    C0] Tainted: [W]=WARN
[   14.778651][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.778652][    C0] Call Trace:
[   14.778653][    C0]  <IRQ>
[   14.778653][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.778657][    C0]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   14.778659][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.778662][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.778664][    C0]  ? 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)
[   14.778667][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778668][    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))
[   14.778670][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.778671][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.778675][    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)
[   14.778676][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.778678][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   14.778680][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.778681][    C0]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.778683][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.778686][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.778688][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.778690][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.778691][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778693][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.778695][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.778697][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.778699][    C0]  ? 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))
[   14.778701][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778702][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.778703][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   14.778705][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.778707][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.778709][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.778711][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.778713][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.778715][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778716][    C0]  ? 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)
[   14.778718][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.778719][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.778721][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.778722][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.778723][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   14.778726][    C0]  _printk (kernel/printk/printk.c:2504)
[   14.778728][    C0]  ? snapshot_read.cold (user.c:?)
[   14.778729][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   14.778732][    C0]  ? idr_get_free (??:?)
[   14.778734][    C0]  ip_frag_reasm.constprop.0.cold (net/ipv4/ip_fragment.c:463 (discriminator 3))
[   14.778736][    C0]  ip_frag_queue (net/ipv4/ip_fragment.c:364)
[   14.778738][    C0]  ip_defrag (net/ipv4/ip_fragment.c:488)
[   14.778740][    C0]  ? ip4_obj_hashfn (./include/linux/jhash.h:126 (discriminator 32768))
[   14.778741][    C0]  ? ip_route_input_noref (./include/linux/rcupdate.h:882 net/ipv4/route.c:2584)
[   14.778743][    C0]  ? ip_route_input_slow (./include/linux/inetdevice.h:64 (discriminator 4))
[   14.778745][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.778746][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778748][    C0]  ip_local_deliver (net/ipv4/ip_input.c:258)
[   14.778749][    C0]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   14.778750][    C0]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   14.778751][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.778754][    C0]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   14.778755][    C0]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   14.778756][    C0]  ? rcu_do_batch (kernel/rcu/tree.c:2650)
[   14.778758][    C0]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.778760][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   14.778763][    C0]  ? sched_balance_find_src_group (kernel/sched/fair.c:13057)
[   14.778764][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:2533 net/core/dev.c:6221)
[   14.778766][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.778768][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.778770][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.778771][    C0]  ? kthread_is_per_cpu (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:659)
[   14.778773][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.778775][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.778776][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   14.778778][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.778780][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.778781][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.778783][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.778784][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.778786][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.778787][    C0]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   14.778789][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.778790][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.778792][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   14.778794][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   14.778796][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.778797][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   14.778799][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   14.778801][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778802][    C0]  process_backlog (net/core/dev.c:6728)
[   14.778805][    C0]  __napi_poll (net/core/dev.c:7787)
[   14.778807][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   14.778809][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.778811][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   14.778814][    C0]  ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859)
[   14.778816][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778818][    C0]  handle_softirqs (kernel/softirq.c:645)
[   14.778820][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   14.778821][    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)
[   14.778823][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.778824][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   14.778826][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   14.778827][    C0]  </IRQ>
[   14.778828][    C0]  <TASK>
[   14.778828][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   14.778830][    C0]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   14.778832][    C0]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   14.778833][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   14.778835][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   14.778836][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.778838][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   14.778840][    C0]  ? __virtio_net_hdr_to_skb.constprop.0 (./include/linux/virtio_net.h:105)
[   14.778842][    C0]  ? alloc_pg_vec.isra.0 (net/packet/af_packet.c:4493 (discriminator 10))
[   14.778843][    C0]  ? packet_rcv_spkt (./include/net/dst.h:285)
[   14.778845][    C0]  packet_snd (net/packet/af_packet.c:3110)
[   14.778847][    C0]  ? kasan_addr_to_slab (./include/linux/page-flags.h:250 mm/kasan/../slab.h:176 mm/kasan/../slab.h:210 mm/kasan/common.c:48)
[   14.778849][    C0]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   14.778850][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.778852][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.778853][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.778854][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.778857][    C0]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.778859][    C0]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.778861][    C0]  __sys_sendto (net/socket.c:2281)
[   14.778863][    C0]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.778866][    C0]  ? fput_close_sync (fs/file_table.c:617)
[   14.778868][    C0]  ? alloc_file_clone (fs/file_table.c:479)
[   14.778870][    C0]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.778872][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.778873][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.778875][    C0]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.778877][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.778878][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.778880][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.778881][    C0] RIP: 0033:0x7fc87987954e
[   14.778882][    C0] 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
[   14.778884][    C0] RSP: 002b:00007fffae8f5820 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.778885][    C0] RAX: ffffffffffffffda RBX: 0000000000010018 RCX: 00007fc87987954e
[   14.778886][    C0] RDX: 0000000000010018 RSI: 0000000000415120 RDI: 0000000000000007
[   14.778887][    C0] RBP: 00007fffae8f5830 R08: 00007fffae8f5890 R09: 0000000000000014
[   14.778888][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars