======================================
| [ 4722.202713][ T3400] netdevsim netdevsim587 eni587np1: renamed from eth1
| [ 4725.445483][    C2] ------------[ cut here ]------------
| [ 4725.446149][    C2] WARNING: CPU: 2 PID: 3431 at ./include/net/sch_generic.h:843 __dev_xmit_skb (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:895 net/core/dev.c:4168)
| [ 4725.446927][    C2] Modules linked in: act_mirred cls_matchall l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core xt_conntrack nft_compat nf_tables drop_monitor netdevsim act_gact sch_ingress ip6_gre ip_gre gre xfrm_user openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh geneve vxlan act_csum act_pedit cls_flower sch_prio
[ 4725.449831][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4725.450321][    C2] RIP: 0010:__dev_xmit_skb (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:895 net/core/dev.c:4168)
[ 4725.450729][    C2] Code: ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 09 84 c0 74 05 e8 1c c6 e8 fe 41 c6 87 b0 01 00 00 00 45 31 ed e9 06 f6 ff ff 90 <0f> 0b 90 e9 00 ff ff ff be 08 00 00 00 48 89 ef e8 56 cc e8 fe f0
All code
========
   0:	ea                   	(bad)
   1:	03 0f                	add    (%rdi),%ecx
   3:	b6 04                	mov    $0x4,%dh
   5:	02 48 89             	add    -0x77(%rax),%cl
   8:	fa                   	cli
   9:	83 e2 07             	and    $0x7,%edx
   c:	38 d0                	cmp    %dl,%al
   e:	7f 09                	jg     0x19
  10:	84 c0                	test   %al,%al
  12:	74 05                	je     0x19
  14:	e8 1c c6 e8 fe       	call   0xfffffffffee8c635
  19:	41 c6 87 b0 01 00 00 	movb   $0x0,0x1b0(%r15)
  20:	00 
  21:	45 31 ed             	xor    %r13d,%r13d
  24:	e9 06 f6 ff ff       	jmp    0xfffffffffffff62f
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 00 ff ff ff       	jmp    0xffffffffffffff32
  32:	be 08 00 00 00       	mov    $0x8,%esi
  37:	48 89 ef             	mov    %rbp,%rdi
  3a:	e8 56 cc e8 fe       	call   0xfffffffffee8cc95
  3f:	f0                   	lock

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 00 ff ff ff       	jmp    0xffffffffffffff08
   8:	be 08 00 00 00       	mov    $0x8,%esi
   d:	48 89 ef             	mov    %rbp,%rdi
  10:	e8 56 cc e8 fe       	call   0xfffffffffee8cc6b
  15:	f0                   	lock
[ 4725.452048][    C2] RSP: 0018:ffffc900002186a0 EFLAGS: 00010202
[ 4725.452954][    C2] RAX: 0000000000000001 RBX: ffffe8ffffd0a550 RCX: 0000000000000000
[ 4725.453523][    C2] RDX: 0000000000000007 RSI: ffffffffa5c602c0 RDI: ffff88800ba06486
[ 4725.454113][    C2] RBP: ffff8880549de998 R08: 0000000000000001 R09: 0000000000000001
[ 4725.454676][    C2] R10: 000000000000a000 R11: ffff8880549dea28 R12: ffff888019586fe8
[ 4725.455249][    C2] R13: ffff88800ba06480 R14: ffff8880549dea10 R15: ffff8880549de800
[ 4725.455821][    C2] FS:  00007f283af55b80(0000) GS:ffff8880c5008000(0000) knlGS:0000000000000000
[ 4725.456489][    C2] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4725.456981][    C2] CR2: 00007f283b0cd1c0 CR3: 000000000a94d004 CR4: 0000000000772ef0
[ 4725.457550][    C2] PKRU: 55555554
[ 4725.457847][    C2] Call Trace:
[ 4725.458157][    C2]  <IRQ>
[ 4725.458371][    C2]  ? napi_hash_add (net/core/dev.c:4073)
[ 4725.458780][    C2]  ? dev_get_stats (net/core/dev.c:4143)
[ 4725.459200][    C2]  __dev_queue_xmit (net/core/dev.c:4786)
[ 4725.459596][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 4725.460008][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[ 4725.460392][    C2]  ? eth_header (net/ethernet/eth.c:100)
[ 4725.460800][    C2]  ? neigh_resolve_output (./include/linux/netdevice.h:3422 net/core/neighbour.c:1589 net/core/neighbour.c:1574)
[ 4725.461206][    C2]  ? __neigh_update (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:867 net/core/neighbour.c:1476)
[ 4725.461597][    C2]  __neigh_update (./include/linux/instrumented.h:96 (discriminator 2) ./include/linux/atomic/atomic-instrumented.h:400 (discriminator 2) ./include/linux/refcount.h:389 (discriminator 2) ./include/linux/refcount.h:432 (discriminator 2) ./include/linux/refcount.h:450 (discriminator 2) ./include/net/neighbour.h:458 (discriminator 2) net/core/neighbour.c:1494 (discriminator 2))
[ 4725.462015][    C2]  arp_process (./include/linux/instrumented.h:96 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:400 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/refcount.h:450 (discriminator 4) ./include/net/neighbour.h:458 (discriminator 4) net/ipv4/arp.c:937 (discriminator 4))
[ 4725.462416][    C2]  ? arp_send (net/ipv4/arp.c:702)
[ 4725.462722][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 4725.463116][    C2]  ? arp_rcv.part.0 (net/ipv4/arp.c:968)
[ 4725.463502][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6131)
[ 4725.464003][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[ 4725.464472][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 4725.464867][    C2]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[ 4725.465252][    C2]  ? netif_receive_skb_internal (./include/linux/rcupdate.h:331 (discriminator 16) ./include/linux/rcupdate.h:867 (discriminator 16) net/core/dev.c:6324 (discriminator 16))
[ 4725.465725][    C2]  netif_receive_skb_internal (net/core/dev.c:6337)
[ 4725.466113][    C2]  ? __netif_receive_skb (net/core/dev.c:6316)
[ 4725.466492][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[ 4725.466882][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 4725.467365][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 4725.467758][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 4725.468148][    C2]  netif_receive_skb (net/core/dev.c:6396)
[ 4725.468530][    C2] nsim_poll (drivers/net/netdevsim/netdev.c:439 drivers/net/netdevsim/netdev.c:454) netdevsim
[ 4725.468937][    C2]  ? nsim_start_peer_tx_queue.isra.0 (drivers/net/netdevsim/netdev.c:450) netdevsim
[ 4725.469499][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 4725.469890][    C2]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[ 4725.470273][    C2]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[ 4725.470677][    C2]  ? run_backlog_napi (net/core/dev.c:7844)
[ 4725.471069][    C2]  ? clockevents_program_event (kernel/time/clockevents.c:326)
[ 4725.471460][    C2]  ? lock_downgrade (kernel/locking/lockdep.c:471 kernel/locking/lockdep.c:5764)
[ 4725.471856][    C2]  ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[ 4725.472258][    C2]  ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4))
[ 4725.472557][    C2]  ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3))
[ 4725.473047][    C2]  handle_softirqs (kernel/softirq.c:623)
[ 4725.473442][    C2]  ? __neigh_event_send (./include/linux/bottom_half.h:33 net/core/neighbour.c:1273)
[ 4725.473822][    C2]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[ 4725.474123][    C2]  </IRQ>
[ 4725.474328][    C2]  <TASK>
[ 4725.474532][    C2]  __local_bh_enable_ip (kernel/softirq.c:450)
[ 4725.474922][    C2]  __neigh_event_send (net/core/neighbour.c:1274)
[ 4725.475311][    C2]  neigh_resolve_output (net/core/neighbour.c:1578)
[ 4725.475689][    C2]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[ 4725.476082][    C2]  ? ___neigh_create (net/core/neighbour.c:727)
[ 4725.476468][    C2]  ip_finish_output2 (./include/net/neighbour.h:556 net/ipv4/ip_output.c:237)
[ 4725.476856][    C2]  ? ip_skb_dst_mtu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 ./include/net/ip.h:504 ./include/net/ip.h:518)
[ 4725.477245][    C2]  ? ip_append_data.part.0 (net/ipv4/ip_output.c:201)
[ 4725.477625][    C2]  ? ip_skb_dst_mtu (./include/net/ip.h:523)
[ 4725.478022][    C2]  ? __ip_finish_output (./include/linux/skbuff.h:1724 ./include/linux/skbuff.h:5149 net/ipv4/ip_output.c:309 net/ipv4/ip_output.c:297)
[ 4725.478406][    C2]  ip_output (./include/linux/netfilter.h:307 net/ipv4/ip_output.c:438)
[ 4725.478704][    C2]  ? ip_finish_output (net/ipv4/ip_output.c:429)
[ 4725.479095][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.479494][    C2]  __ip_queue_xmit (./include/net/dst.h:464 net/ipv4/ip_output.c:131 net/ipv4/ip_output.c:534)
[ 4725.479888][    C2]  ? __skb_clone (./arch/x86/include/asm/atomic.h:53 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:992 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:436 (discriminator 4) net/core/skbuff.c:1585 (discriminator 4))
[ 4725.480279][    C2]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1628)
[ 4725.480684][    C2]  ? __tcp_select_window (net/ipv4/tcp_output.c:1449)
[ 4725.481081][    C2]  ? tcp_call_bpf (./include/net/sock.h:1685 ./include/net/sock.h:1780 ./include/net/tcp.h:2775)
[ 4725.481479][    C2]  tcp_connect (net/ipv4/tcp_output.c:1646 net/ipv4/tcp_output.c:4335)
[ 4725.481881][    C2]  tcp_v4_connect (net/ipv4/tcp_ipv4.c:347)
[ 4725.482273][    C2]  ? tcp_v4_conn_request (net/ipv4/tcp_ipv4.c:225)
[ 4725.482653][    C2]  ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 4725.483046][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.483434][    C2]  __inet_stream_connect (net/ipv4/af_inet.c:679)
[ 4725.483815][    C2]  ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:455)
[ 4725.484205][    C2]  ? __inet_stream_connect (net/ipv4/af_inet.c:746)
[ 4725.484588][    C2]  inet_stream_connect (net/ipv4/af_inet.c:751)
[ 4725.484977][    C2]  __sys_connect (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2111)
[ 4725.485366][    C2]  ? __sys_connect_file (net/socket.c:2109)
[ 4725.485744][    C2]  ? do_fcntl (fs/fcntl.c:471)
[ 4725.486058][    C2]  ? f_getown (fs/fcntl.c:446)
[ 4725.486352][    C2]  ? fd_install (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:981 fs/file.c:676)
[ 4725.486741][    C2]  ? __sys_socket (net/socket.c:516 net/socket.c:1756)
[ 4725.487136][    C2]  ? update_socket_protocol+0x10/0x10
[ 4725.487838][    C2]  __x64_sys_connect (net/socket.c:2124)
[ 4725.488230][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 4725.488612][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 4725.489009][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 4725.489749][    C2] RIP: 0033:0x7f283b0b1d67
[ 4725.490161][    C2] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89
All code
========
   0:	64 89 01             	mov    %eax,%fs:(%rcx)
   3:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
   7:	c3                   	ret
   8:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   f:	00 00 00 
  12:	90                   	nop
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2a 00 00 00       	mov    $0x2a,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 18          	sub    $0x18,%rsp
  37:	89 54 24 0c          	mov    %edx,0xc(%rsp)
  3b:	48 89 34 24          	mov    %rsi,(%rsp)
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 18          	sub    $0x18,%rsp
   d:	89 54 24 0c          	mov    %edx,0xc(%rsp)
  11:	48 89 34 24          	mov    %rsi,(%rsp)
  15:	89                   	.byte 0x89
[ 4725.491484][    C2] RSP: 002b:00007fffdff95268 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 4725.492058][    C2] RAX: ffffffffffffffda RBX: 0000558952f25d10 RCX: 00007f283b0b1d67
[ 4725.492891][    C2] RDX: 0000000000000010 RSI: 00007fffdff95be0 RDI: 0000000000000008
[ 4725.493458][    C2] RBP: 00007fffdff95be0 R08: 00007fffdff95270 R09: 0000000000000010
[ 4725.494027][    C2] R10: 000000000000be23 R11: 0000000000000246 R12: 0000000000000010
[ 4725.494845][    C2] R13: 0000000000000008 R14: 00007fffdff95510 R15: 00007fffdff95be0
| [ 4725.501475][ T3431] ------------[ cut here ]------------
| [ 4725.502041][ T3431] WARNING: CPU: 2 PID: 3431 at ./include/net/sch_generic.h:843 pfifo_fast_dequeue (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:895 ./include/net/sch_generic.h:1176 net/sched/sch_generic.c:773)
| [ 4725.502726][ T3431] Modules linked in: act_mirred cls_matchall l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core xt_conntrack nft_compat nf_tables drop_monitor netdevsim act_gact sch_ingress ip6_gre ip_gre gre xfrm_user openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh geneve vxlan act_csum act_pedit cls_flower sch_prio
| [ 4725.506226][ T3431] Tainted: [W]=WARN
[ 4725.506535][ T3431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4725.507427][ T3431] RIP: 0010:pfifo_fast_dequeue (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:895 ./include/net/sch_generic.h:1176 net/sched/sch_generic.c:773)
[ 4725.507895][ T3431] Code: ce fe 4c 8b 04 24 f0 41 80 20 f7 41 ba 01 00 00 00 4c 8b 4c 24 08 48 8b 4c 24 10 e9 c0 f8 ff ff 90 0f 0b 90 e9 0d ff ff ff 90 <0f> 0b 90 e9 bd fc ff ff 48 89 ee 48 c7 c7 00 c1 4e a7 48 89 4c 24
All code
========
   0:	ce                   	(bad)
   1:	fe 4c 8b 04          	decb   0x4(%rbx,%rcx,4)
   5:	24 f0                	and    $0xf0,%al
   7:	41 80 20 f7          	andb   $0xf7,(%r8)
   b:	41 ba 01 00 00 00    	mov    $0x1,%r10d
  11:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  16:	48 8b 4c 24 10       	mov    0x10(%rsp),%rcx
  1b:	e9 c0 f8 ff ff       	jmp    0xfffffffffffff8e0
  20:	90                   	nop
  21:	0f 0b                	ud2
  23:	90                   	nop
  24:	e9 0d ff ff ff       	jmp    0xffffffffffffff36
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 bd fc ff ff       	jmp    0xfffffffffffffcef
  32:	48 89 ee             	mov    %rbp,%rsi
  35:	48 c7 c7 00 c1 4e a7 	mov    $0xffffffffa74ec100,%rdi
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	4c                   	rex.WR
  3f:	24                   	.byte 0x24

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 bd fc ff ff       	jmp    0xfffffffffffffcc5
   8:	48 89 ee             	mov    %rbp,%rsi
   b:	48 c7 c7 00 c1 4e a7 	mov    $0xffffffffa74ec100,%rdi
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	4c                   	rex.WR
  15:	24                   	.byte 0x24
[ 4725.509371][ T3431] RSP: 0018:ffffc90001527130 EFLAGS: 00010202
[ 4725.509822][ T3431] RAX: 0000000000000007 RBX: ffffe8ffffd0a550 RCX: ffff8880549dea80
[ 4725.510358][ T3431] RDX: 0000000000000000 RSI: ffffffffa5c602c0 RDI: ffff88800ba07d06
[ 4725.511141][ T3431] RBP: ffff88800fabfc68 R08: ffff8880549de998 R09: ffff8880549deb00
[ 4725.511663][ T3431] R10: 0000000000000002 R11: ffff88800fabfc40 R12: 0000000000000001
[ 4725.512557][ T3431] R13: ffff8880549de858 R14: ffff8880549de800 R15: ffff88800ba07d00
[ 4725.513095][ T3431] FS:  00007f283af55b80(0000) GS:ffff8880c5008000(0000) knlGS:0000000000000000
[ 4725.513704][ T3431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4725.514161][ T3431] CR2: 00007f283b0cd1c0 CR3: 000000000a94d004 CR4: 0000000000772ef0
[ 4725.514692][ T3431] PKRU: 55555554
[ 4725.514982][ T3431] Call Trace:
[ 4725.515257][ T3431]  <TASK>
[ 4725.515697][ T3431]  dequeue_skb (net/sched/sch_generic.c:297)
[ 4725.516081][ T3431]  __qdisc_run (net/sched/sch_generic.c:403 net/sched/sch_generic.c:420)
[ 4725.516446][ T3431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 4725.516807][ T3431]  ? sch_direct_xmit (net/sched/sch_generic.c:416)
[ 4725.517406][ T3431]  ? rcu_watching_snap_stopped_since (./include/linux/context_tracking_state.h:73 kernel/rcu/tree.c:324)
[ 4725.517846][ T3431]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[ 4725.518216][ T3431]  ? __dev_xmit_skb (./include/net/sch_generic.h:198 ./include/net/sch_generic.h:195 ./include/net/pkt_sched.h:119 net/core/dev.c:4178)
[ 4725.518582][ T3431]  __dev_xmit_skb (./include/net/sch_generic.h:223 ./include/net/pkt_sched.h:121 ./include/net/pkt_sched.h:117 net/core/dev.c:4178)
[ 4725.519188][ T3431]  ? napi_hash_add (net/core/dev.c:4073)
[ 4725.519547][ T3431]  ? dev_get_stats (net/core/dev.c:4143)
[ 4725.519911][ T3431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 4725.520270][ T3431]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[ 4725.520882][ T3431]  __dev_queue_xmit (net/core/dev.c:4786)
[ 4725.521246][ T3431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 4725.521611][ T3431]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[ 4725.521996][ T3431]  ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:836 ./include/net/neighbour.h:510)
[ 4725.522591][ T3431]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 4725.522960][ T3431]  ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:836 ./include/net/neighbour.h:510)
[ 4725.523326][ T3431]  ip_finish_output2 (./include/net/neighbour.h:554 net/ipv4/ip_output.c:237)
[ 4725.523687][ T3431]  ? ip_skb_dst_mtu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 ./include/net/ip.h:504 ./include/net/ip.h:518)
[ 4725.524053][ T3431]  ? ip_append_data.part.0 (net/ipv4/ip_output.c:201)
[ 4725.524408][ T3431]  ? ip_skb_dst_mtu (./include/net/ip.h:523)
[ 4725.524773][ T3431]  ? __ip_finish_output (./include/linux/skbuff.h:1724 ./include/linux/skbuff.h:5149 net/ipv4/ip_output.c:309 net/ipv4/ip_output.c:297)
[ 4725.525139][ T3431]  ip_output (./include/linux/netfilter.h:307 net/ipv4/ip_output.c:438)
[ 4725.525653][ T3431]  ? ip_finish_output (net/ipv4/ip_output.c:429)
[ 4725.526021][ T3431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.526397][ T3431]  __ip_queue_xmit (./include/net/dst.h:464 net/ipv4/ip_output.c:131 net/ipv4/ip_output.c:534)
[ 4725.526769][ T3431]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1628)
[ 4725.527382][ T3431]  ? __tcp_select_window (net/ipv4/tcp_output.c:1449)
[ 4725.527742][ T3431]  ? __alloc_skb (net/core/skbuff.c:690)
[ 4725.528110][ T3431]  ? napi_skb_cache_get (net/core/skbuff.c:647)
[ 4725.528482][ T3431]  ? __tcp_send_ack.part.0 (./include/linux/skbuff.h:1383 net/ipv4/tcp_output.c:4434)
[ 4725.529089][ T3431]  tcp_rcv_synsent_state_process (net/ipv4/tcp_input.c:6778)
[ 4725.529535][ T3431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.529910][ T3431]  ? tcp_finish_connect (net/ipv4/tcp_input.c:6630)
[ 4725.530272][ T3431]  ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[ 4725.530893][ T3431]  ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4))
[ 4725.531175][ T3431]  tcp_rcv_state_process (net/ipv4/tcp_input.c:6972)
[ 4725.531532][ T3431]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[ 4725.531894][ T3431]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[ 4725.532484][ T3431]  ? tcp_rcv_synsent_state_process (net/ipv4/tcp_input.c:6927)
[ 4725.532936][ T3431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.533303][ T3431]  tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1904)
[ 4725.533669][ T3431]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 4725.534038][ T3431]  __release_sock (net/core/sock.c:3216)
[ 4725.534402][ T3431]  ? release_sock (net/core/sock.c:3776)
[ 4725.534760][ T3431]  release_sock (net/core/sock.c:3779)
[ 4725.535125][ T3431]  inet_wait_for_connect (net/ipv4/af_inet.c:612)
[ 4725.535721][ T3431]  ? inet_sock_destruct (net/ipv4/af_inet.c:599)
[ 4725.536086][ T3431]  ? __init_waitqueue_head (kernel/sched/wait.c:458)
[ 4725.536455][ T3431]  ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 4725.536813][ T3431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 4725.537417][ T3431]  __inet_stream_connect (net/ipv4/af_inet.c:705 (discriminator 1))
[ 4725.537776][ T3431]  ? __inet_stream_connect (net/ipv4/af_inet.c:746)
[ 4725.538140][ T3431]  inet_stream_connect (net/ipv4/af_inet.c:751)
[ 4725.538500][ T3431]  __sys_connect (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2111)
[ 4725.539100][ T3431]  ? __sys_connect_file (net/socket.c:2109)
[ 4725.539452][ T3431]  ? do_fcntl (fs/fcntl.c:471)
[ 4725.539736][ T3431]  ? f_getown (fs/fcntl.c:446)
[ 4725.540018][ T3431]  ? fd_install (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:981 fs/file.c:676)
[ 4725.540375][ T3431]  ? __sys_socket (net/socket.c:516 net/socket.c:1756)
[ 4725.540986][ T3431]  ? update_socket_protocol+0x10/0x10
[ 4725.541351][ T3431]  __x64_sys_connect (net/socket.c:2124)
[ 4725.541710][ T3431]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 4725.542294][ T3431]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 4725.542664][ T3431]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 4725.543112][ T3431] RIP: 0033:0x7f283b0b1d67
[ 4725.543484][ T3431] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89
All code
========
   0:	64 89 01             	mov    %eax,%fs:(%rcx)
   3:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
   7:	c3                   	ret
   8:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   f:	00 00 00 
  12:	90                   	nop
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2a 00 00 00       	mov    $0x2a,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 18          	sub    $0x18,%rsp
  37:	89 54 24 0c          	mov    %edx,0xc(%rsp)
  3b:	48 89 34 24          	mov    %rsi,(%rsp)
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 18          	sub    $0x18,%rsp
   d:	89 54 24 0c          	mov    %edx,0xc(%rsp)
  11:	48 89 34 24          	mov    %rsi,(%rsp)
  15:	89                   	.byte 0x89
[ 4725.544961][ T3431] RSP: 002b:00007fffdff95268 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 4725.545733][ T3431] RAX: ffffffffffffffda RBX: 0000558952f25d10 RCX: 00007f283b0b1d67
[ 4725.546268][ T3431] RDX: 0000000000000010 RSI: 00007fffdff95be0 RDI: 0000000000000008
[ 4725.546789][ T3431] RBP: 00007fffdff95be0 R08: 00007fffdff95270 R09: 0000000000000010
[ 4725.547556][ T3431] R10: 000000000000be23 R11: 0000000000000246 R12: 0000000000000010


Finger prints:
__dev_xmit_skb:__dev_queue_xmit:__neigh_update:arp_process:__netif_receive_skb_one_core
pfifo_fast_dequeue:dequeue_skb:__qdisc_run:__dev_xmit_skb:__dev_queue_xmit