[ 1753.809044] eth1: renamed from tmp
[ 1753.840050] eth2: renamed from tmp
[ 1753.869893] l2tp_core: L2TP core driver, V2.0
[ 1753.870959] l2tp_netlink: L2TP netlink interface
[ 1753.876259] l2tp_ip: L2TP IP encapsulation support (L2TPv3)
[ 1753.883931] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3)
[ 1753.884215] BUG: kernel NULL pointer dereference, address: 0000000000000054
[ 1753.884261] #PF: supervisor read access in kernel mode
[ 1753.884292] #PF: error_code(0x0000) - not-present page
[ 1753.884321] PGD 4759067 P4D 7c1e067 PUD 8285067 PMD 0 
[ 1753.884350] Oops: Oops: 0000 [#1] SMP
[ 1753.884377] CPU: 3 UID: 0 PID: 2804 Comm: ip Not tainted 7.0.0-rc1-virtme #1 PREEMPT(lazy) 
[ 1753.884422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1753.884456] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1753.884485] 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 d1 36
[ 1753.884588] RSP: 0018:ff62ac508010b8f8 EFLAGS: 00010206
[ 1753.884619] RAX: 0000000000000008 RBX: ff3b6f82081c0400 RCX: 0000000000000005
[ 1753.884656] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1753.884701] RBP: ff3b6f8205352000 R08: 8080808080808080 R09: ff3b6f8205352120
[ 1753.884739] R10: ff62ac508010b900 R11: fefefefefefefeff R12: ff3b6f82078da600
[ 1753.884778] R13: ff3b6f8203183740 R14: 0000000000000411 R15: 0000000000000000
[ 1753.884817] FS:  00007f26995d0400(0000) GS:ff3b6f829e534000(0000) knlGS:0000000000000000
[ 1753.884862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1753.884899] CR2: 0000000000000054 CR3: 000000000314f006 CR4: 0000000000771ef0
[ 1753.884935] PKRU: 55555554
[ 1753.884950] Call Trace:
[ 1753.884963]  <TASK>
[ 1753.884978]  l2tp_nl_cmd_session_create+0x204/0x470 [l2tp_netlink]
[ 1753.885014]  genl_family_rcv_msg_doit+0xf8/0x150
[ 1753.885048]  genl_rcv_msg+0x1a6/0x2a0
[ 1753.885070]  ? l2tp_session_notify.constprop.0+0xa0/0xa0 [l2tp_netlink]
[ 1753.885104]  ? genl_family_rcv_msg_dumpit+0x100/0x100
[ 1753.885130]  netlink_rcv_skb+0x59/0x100
[ 1753.885152]  genl_rcv+0x28/0x40
[ 1753.885173]  netlink_unicast+0x255/0x380
[ 1753.885198]  netlink_sendmsg+0x1cc/0x3e0
[ 1753.885218]  ____sys_sendmsg+0x164/0x260
[ 1753.885244]  ___sys_sendmsg+0x99/0xe0
[ 1753.885267]  __sys_sendmsg+0x8a/0xe0
[ 1753.885293]  do_syscall_64+0x101/0xfc0
[ 1753.885316]  ? exc_page_fault+0x6e/0x170
[ 1753.885338]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1753.885368] RIP: 0033:0x7f269972ac5e
[ 1753.885392] 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
[ 1753.885481] RSP: 002b:00007ffe3af87fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 1753.885526] RAX: ffffffffffffffda RBX: 00007ffe3af88370 RCX: 00007f269972ac5e
[ 1753.885567] RDX: 0000000000000000 RSI: 00007ffe3af88070 RDI: 0000000000000006
[ 1753.885607] RBP: 00007ffe3af87fc0 R08: 0000000000000000 R09: 0000000000000000
[ 1753.885660] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1753.885704] R13: 0000000069a30af4 R14: 000000000000000b R15: 00000000004a3d00
[ 1753.885745]  </TASK>
[ 1753.885762] Modules linked in: l2tp_eth l2tp_ip l2tp_netlink l2tp_core xfrm_interface sch_etf sch_fq ip_gre ip6_gre gre cls_bpf xt_HL amt drop_monitor netdevsim psample xfrm_user ipvtap ipvlan cls_matchall act_gact cls_flower sch_prio xt_mark sch_ingress act_mirred cls_basic sch_fq_codel ip6t_rpfilter nft_compat nf_tables vxlan mpls_gso mpls_iptunnel mpls_router
[ 1753.885936] CR2: 0000000000000054
[ 1753.885959] ---[ end trace 0000000000000000 ]---
[ 1753.885986] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1753.886009] 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 d1 36
[ 1753.886097] RSP: 0018:ff62ac508010b8f8 EFLAGS: 00010206
[ 1753.886131] RAX: 0000000000000008 RBX: ff3b6f82081c0400 RCX: 0000000000000005
[ 1753.886176] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1753.886217] RBP: ff3b6f8205352000 R08: 8080808080808080 R09: ff3b6f8205352120
[ 1753.886257] R10: ff62ac508010b900 R11: fefefefefefefeff R12: ff3b6f82078da600
[ 1753.886298] R13: ff3b6f8203183740 R14: 0000000000000411 R15: 0000000000000000
[ 1753.886345] FS:  00007f26995d0400(0000) GS:ff3b6f829e534000(0000) knlGS:0000000000000000
[ 1753.886392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1753.886433] CR2: 0000000000000054 CR3: 000000000314f006 CR4: 0000000000771ef0
[ 1753.886472] PKRU: 55555554
[ 1753.886484] note: ip[2804] exited with irqs disabled