[ 1585.143023] eth1: renamed from tmp
[ 1585.178008] eth2: renamed from tmp
[ 1585.209587] l2tp_core: L2TP core driver, V2.0
[ 1585.210787] l2tp_netlink: L2TP netlink interface
[ 1585.216460] l2tp_ip: L2TP IP encapsulation support (L2TPv3)
[ 1585.224442] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3)
[ 1585.224675] BUG: kernel NULL pointer dereference, address: 0000000000000054
[ 1585.224714] #PF: supervisor read access in kernel mode
[ 1585.224741] #PF: error_code(0x0000) - not-present page
[ 1585.224767] PGD a1cb067 P4D a07e067 PUD a07d067 PMD 0 
[ 1585.224797] Oops: Oops: 0000 [#1] SMP
[ 1585.224819] CPU: 2 UID: 0 PID: 22310 Comm: ip Not tainted 7.0.0-rc1-virtme #1 PREEMPT(lazy) 
[ 1585.224860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1585.224891] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1585.224920] Code: 00 00 ff ff 00 00 48 89 85 18 02 00 00 41 8b 74 24 3c 85 f6 0f 84 a2 00 00 00 48 8b 53 20 0f b7 43 4a 4d 8b ac 24 b8 00 00 00 <8b> 4a 54 03 42 3c 31 d2 85 c9 0f 94 c2 44 8d 74 d0 0e e8 37 01 ef
[ 1585.225012] RSP: 0018:ff6389c1008b78f8 EFLAGS: 00010206
[ 1585.225037] RAX: 0000000000000008 RBX: ff35cecfc19e0000 RCX: 0000000000000005
[ 1585.225074] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1585.225111] RBP: ff35cecfc75d7000 R08: 8080808080808080 R09: ff35cecfc75d7120
[ 1585.225147] R10: ff6389c1008b7900 R11: fefefefefefefeff R12: ff35cecfc329f100
[ 1585.225183] R13: ff35cecfc4f950c0 R14: 0000000000000411 R15: 0000000000000000
[ 1585.225223] FS:  00007f0de9348400(0000) GS:ff35ced04fab4000(0000) knlGS:0000000000000000
[ 1585.225264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1585.225294] CR2: 0000000000000054 CR3: 000000000316a006 CR4: 0000000000771ef0
[ 1585.225331] PKRU: 55555554
[ 1585.225345] Call Trace:
[ 1585.225362]  <TASK>
[ 1585.225377]  l2tp_nl_cmd_session_create+0x204/0x470 [l2tp_netlink]
[ 1585.225407]  genl_family_rcv_msg_doit+0xf8/0x150
[ 1585.225440]  genl_rcv_msg+0x1a6/0x2a0
[ 1585.225461]  ? l2tp_session_notify.constprop.0+0xa0/0xa0 [l2tp_netlink]
[ 1585.225493]  ? genl_family_rcv_msg_dumpit+0x100/0x100
[ 1585.225518]  netlink_rcv_skb+0x59/0x100
[ 1585.225540]  genl_rcv+0x28/0x40
[ 1585.225559]  netlink_unicast+0x255/0x380
[ 1585.225580]  netlink_sendmsg+0x1cc/0x3e0
[ 1585.225600]  ____sys_sendmsg+0x164/0x260
[ 1585.225624]  ___sys_sendmsg+0x99/0xe0
[ 1585.225646]  __sys_sendmsg+0x8a/0xe0
[ 1585.225670]  do_syscall_64+0x101/0xfc0
[ 1585.225693]  ? exc_page_fault+0x6e/0x170
[ 1585.225713]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1585.225739] RIP: 0033:0x7f0de94a2c5e
[ 1585.225758] Code: 4d 89 d8 e8 34 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 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 1585.225840] RSP: 002b:00007ffda6537650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 1585.225876] RAX: ffffffffffffffda RBX: 00007ffda6537a10 RCX: 00007f0de94a2c5e
[ 1585.225914] RDX: 0000000000000000 RSI: 00007ffda6537710 RDI: 0000000000000006
[ 1585.225952] RBP: 00007ffda6537660 R08: 0000000000000000 R09: 0000000000000000
[ 1585.225988] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1585.226024] R13: 0000000069a2380b R14: 000000000000000b R15: 00000000004a3d00
[ 1585.226062]  </TASK>
[ 1585.226077] Modules linked in: l2tp_eth l2tp_ip l2tp_netlink l2tp_core ipt_rpfilter sch_etf sch_fq act_tunnel_key bareudp mpls_gso mpls_iptunnel mpls_router cls_matchall ip6_gre gre sctp_diag sctp nft_chain_nat xt_nat drop_monitor act_gact cls_flower netdevsim chacha libchacha chacha20poly1305 libpoly1305 tls act_mirred cls_u32 sch_ingress ifb vxlan openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh xfrm_user xt_policy geneve ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [last unloaded: test_bpf]
[ 1585.226290] CR2: 0000000000000054
[ 1585.226310] ---[ end trace 0000000000000000 ]---
[ 1585.226337] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1585.226362] Code: 00 00 ff ff 00 00 48 89 85 18 02 00 00 41 8b 74 24 3c 85 f6 0f 84 a2 00 00 00 48 8b 53 20 0f b7 43 4a 4d 8b ac 24 b8 00 00 00 <8b> 4a 54 03 42 3c 31 d2 85 c9 0f 94 c2 44 8d 74 d0 0e e8 37 01 ef
[ 1585.226444] RSP: 0018:ff6389c1008b78f8 EFLAGS: 00010206
[ 1585.226471] RAX: 0000000000000008 RBX: ff35cecfc19e0000 RCX: 0000000000000005
[ 1585.226509] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1585.226546] RBP: ff35cecfc75d7000 R08: 8080808080808080 R09: ff35cecfc75d7120
[ 1585.226583] R10: ff6389c1008b7900 R11: fefefefefefefeff R12: ff35cecfc329f100
[ 1585.226620] R13: ff35cecfc4f950c0 R14: 0000000000000411 R15: 0000000000000000
[ 1585.226658] FS:  00007f0de9348400(0000) GS:ff35ced04fab4000(0000) knlGS:0000000000000000
[ 1585.226694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1585.226725] CR2: 0000000000000054 CR3: 000000000316a006 CR4: 0000000000771ef0
[ 1585.226762] PKRU: 55555554
[ 1585.226777] note: ip[22310] exited with irqs disabled