[ 1646.699993] eth1: renamed from tmp
[ 1646.731985] eth2: renamed from tmp
[ 1646.761586] l2tp_core: L2TP core driver, V2.0
[ 1646.762675] l2tp_netlink: L2TP netlink interface
[ 1646.768155] l2tp_ip: L2TP IP encapsulation support (L2TPv3)
[ 1646.775969] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3)
[ 1646.776216] BUG: kernel NULL pointer dereference, address: 0000000000000054
[ 1646.776262] #PF: supervisor read access in kernel mode
[ 1646.776293] #PF: error_code(0x0000) - not-present page
[ 1646.776325] PGD 1d23d067 P4D 8080067 PUD 1bf6f067 PMD 0 
[ 1646.776356] Oops: Oops: 0000 [#1] SMP
[ 1646.776380] CPU: 3 UID: 0 PID: 32437 Comm: ip Not tainted 7.0.0-rc1-virtme #1 PREEMPT(lazy) 
[ 1646.776441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1646.776473] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1646.776501] 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 e1 8e
[ 1646.776601] RSP: 0018:ff267e8201ce38f8 EFLAGS: 00010206
[ 1646.776629] RAX: 0000000000000008 RBX: ff143d4387ac3200 RCX: 0000000000000005
[ 1646.776667] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1646.776705] RBP: ff143d438726b000 R08: 8080808080808080 R09: ff143d438726b120
[ 1646.776752] R10: ff267e8201ce3900 R11: fefefefefefefeff R12: ff143d438c0f0900
[ 1646.776794] R13: ff143d43831461c0 R14: 0000000000000411 R15: 0000000000000000
[ 1646.776836] FS:  00007ff35c920400(0000) GS:ff143d440c134000(0000) knlGS:0000000000000000
[ 1646.776884] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1646.776915] CR2: 0000000000000054 CR3: 0000000009bc3001 CR4: 0000000000771ef0
[ 1646.776966] PKRU: 55555554
[ 1646.776981] Call Trace:
[ 1646.776994]  <TASK>
[ 1646.777009]  l2tp_nl_cmd_session_create+0x204/0x470 [l2tp_netlink]
[ 1646.777042]  genl_family_rcv_msg_doit+0xf8/0x150
[ 1646.777074]  genl_rcv_msg+0x1a6/0x2a0
[ 1646.777099]  ? l2tp_session_notify.constprop.0+0xa0/0xa0 [l2tp_netlink]
[ 1646.777127]  ? genl_family_rcv_msg_dumpit+0x100/0x100
[ 1646.777155]  netlink_rcv_skb+0x59/0x100
[ 1646.777183]  genl_rcv+0x28/0x40
[ 1646.777205]  netlink_unicast+0x255/0x380
[ 1646.777224]  netlink_sendmsg+0x1cc/0x3e0
[ 1646.777246]  ____sys_sendmsg+0x164/0x260
[ 1646.777272]  ___sys_sendmsg+0x99/0xe0
[ 1646.777293]  __sys_sendmsg+0x8a/0xe0
[ 1646.777313]  do_syscall_64+0x101/0xfc0
[ 1646.777335]  ? exc_page_fault+0x6e/0x170
[ 1646.777357]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1646.777389] RIP: 0033:0x7ff35ca7ac5e
[ 1646.777411] 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
[ 1646.777510] RSP: 002b:00007ffd2e01deb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 1646.777553] RAX: ffffffffffffffda RBX: 00007ffd2e01e270 RCX: 00007ff35ca7ac5e
[ 1646.777586] RDX: 0000000000000000 RSI: 00007ffd2e01df70 RDI: 0000000000000006
[ 1646.777620] RBP: 00007ffd2e01dec0 R08: 0000000000000000 R09: 0000000000000000
[ 1646.777658] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1646.777702] R13: 0000000069a2e0c4 R14: 000000000000000b R15: 00000000004a3d00
[ 1646.777740]  </TASK>
[ 1646.777757] Modules linked in: l2tp_eth l2tp_ip l2tp_netlink l2tp_core cls_bpf ip6t_rpfilter sch_etf sch_fq vxcan can_dev xfrm_interface macsec nft_chain_nat xt_nat act_mirred xt_HL nft_compat nf_tables amt sctp_diag sctp drop_monitor netdevsim ip6_gre ip_gre gre ipvtap ipvlan unix_diag cls_matchall xfrm_user openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh geneve act_csum act_pedit sch_prio act_gact cls_flower sch_ingress vxlan [last unloaded: test_bpf]
[ 1646.777982] CR2: 0000000000000054
[ 1646.778004] ---[ end trace 0000000000000000 ]---
[ 1646.778029] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1646.778058] 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 e1 8e
[ 1646.778154] RSP: 0018:ff267e8201ce38f8 EFLAGS: 00010206
[ 1646.778186] RAX: 0000000000000008 RBX: ff143d4387ac3200 RCX: 0000000000000005
[ 1646.778228] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1646.778265] RBP: ff143d438726b000 R08: 8080808080808080 R09: ff143d438726b120
[ 1646.778302] R10: ff267e8201ce3900 R11: fefefefefefefeff R12: ff143d438c0f0900
[ 1646.778340] R13: ff143d43831461c0 R14: 0000000000000411 R15: 0000000000000000
[ 1646.778388] FS:  00007ff35c920400(0000) GS:ff143d440c134000(0000) knlGS:0000000000000000
[ 1646.778429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1646.778461] CR2: 0000000000000054 CR3: 0000000009bc3001 CR4: 0000000000771ef0
[ 1646.778501] PKRU: 55555554
[ 1646.778515] note: ip[32437] exited with irqs disabled