[ 1754.196817] eth1: renamed from tmp
[ 1754.226820] eth2: renamed from tmp
[ 1754.256668] l2tp_core: L2TP core driver, V2.0
[ 1754.257640] l2tp_netlink: L2TP netlink interface
[ 1754.263010] l2tp_ip: L2TP IP encapsulation support (L2TPv3)
[ 1754.271149] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3)
[ 1754.271700] BUG: kernel NULL pointer dereference, address: 0000000000000054
[ 1754.271745] #PF: supervisor read access in kernel mode
[ 1754.271770] #PF: error_code(0x0000) - not-present page
[ 1754.271801] PGD afa4067 P4D 1e1b5067 PUD 1e1b4067 PMD 0 
[ 1754.271832] Oops: Oops: 0000 [#1] SMP
[ 1754.271856] CPU: 3 UID: 0 PID: 29073 Comm: ip Not tainted 7.0.0-rc1-virtme #1 PREEMPT(lazy) 
[ 1754.271904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1754.271942] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1754.271976] 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 11 ef
[ 1754.272070] RSP: 0018:ff359d3e802938f8 EFLAGS: 00010206
[ 1754.272096] RAX: 0000000000000008 RBX: ff1abf86c4ac8c00 RCX: 0000000000000005
[ 1754.272140] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1754.272178] RBP: ff1abf86c7fa6000 R08: 8080808080808080 R09: ff1abf86c7fa6120
[ 1754.272221] R10: ff359d3e80293900 R11: fefefefefefefeff R12: ff1abf86c1f98900
[ 1754.272266] R13: ff1abf86c314e600 R14: 0000000000000411 R15: 0000000000000000
[ 1754.272313] FS:  00007fd44b0e8400(0000) GS:ff1abf8773b34000(0000) knlGS:0000000000000000
[ 1754.272359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1754.272394] CR2: 0000000000000054 CR3: 000000001e1bf002 CR4: 0000000000771ef0
[ 1754.272436] PKRU: 55555554
[ 1754.272454] Call Trace:
[ 1754.272467]  <TASK>
[ 1754.272484]  l2tp_nl_cmd_session_create+0x204/0x470 [l2tp_netlink]
[ 1754.272525]  genl_family_rcv_msg_doit+0xf8/0x150
[ 1754.272561]  genl_rcv_msg+0x1a6/0x2a0
[ 1754.272583]  ? l2tp_session_notify.constprop.0+0xa0/0xa0 [l2tp_netlink]
[ 1754.272622]  ? genl_family_rcv_msg_dumpit+0x100/0x100
[ 1754.272645]  netlink_rcv_skb+0x59/0x100
[ 1754.272672]  genl_rcv+0x28/0x40
[ 1754.272699]  netlink_unicast+0x255/0x380
[ 1754.272721]  netlink_sendmsg+0x1cc/0x3e0
[ 1754.272739]  ____sys_sendmsg+0x164/0x260
[ 1754.272762]  ___sys_sendmsg+0x99/0xe0
[ 1754.272784]  __sys_sendmsg+0x8a/0xe0
[ 1754.272806]  do_syscall_64+0x101/0xfc0
[ 1754.272831]  ? exc_page_fault+0x6e/0x170
[ 1754.272853]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1754.272880] RIP: 0033:0x7fd44b242c5e
[ 1754.272905] 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
[ 1754.273005] RSP: 002b:00007ffdf64ef5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 1754.273044] RAX: ffffffffffffffda RBX: 00007ffdf64ef960 RCX: 00007fd44b242c5e
[ 1754.273081] RDX: 0000000000000000 RSI: 00007ffdf64ef660 RDI: 0000000000000006
[ 1754.273123] RBP: 00007ffdf64ef5b0 R08: 0000000000000000 R09: 0000000000000000
[ 1754.273162] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1754.273201] R13: 0000000069a28c4f R14: 000000000000000b R15: 00000000004a3d00
[ 1754.273244]  </TASK>
[ 1754.273259] Modules linked in: l2tp_eth l2tp_ip l2tp_netlink l2tp_core sctp vxcan can_dev xfrm_interface ip_gre macsec ipvlan ip6_gre gre xt_length act_ct nf_flow_table xt_HL amt cls_bpf nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 drop_monitor netdevsim psample xfrm_user chacha libchacha chacha20poly1305 libpoly1305 tls 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
[ 1754.273479] CR2: 0000000000000054
[ 1754.273500] ---[ end trace 0000000000000000 ]---
[ 1754.273526] RIP: 0010:l2tp_eth_create+0xf2/0x300 [l2tp_eth]
[ 1754.273550] 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 11 ef
[ 1754.273638] RSP: 0018:ff359d3e802938f8 EFLAGS: 00010206
[ 1754.273663] RAX: 0000000000000008 RBX: ff1abf86c4ac8c00 RCX: 0000000000000005
[ 1754.273702] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 7f7f7fffffffffff
[ 1754.273739] RBP: ff1abf86c7fa6000 R08: 8080808080808080 R09: ff1abf86c7fa6120
[ 1754.273776] R10: ff359d3e80293900 R11: fefefefefefefeff R12: ff1abf86c1f98900
[ 1754.273812] R13: ff1abf86c314e600 R14: 0000000000000411 R15: 0000000000000000
[ 1754.273854] FS:  00007fd44b0e8400(0000) GS:ff1abf8773b34000(0000) knlGS:0000000000000000
[ 1754.273894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1754.273930] CR2: 0000000000000054 CR3: 000000001e1bf002 CR4: 0000000000771ef0
[ 1754.273968] PKRU: 55555554
[ 1754.273983] note: ip[29073] exited with irqs disabled