skbuff: skb_over_panic: text:ffffffff8833acc6 len:232 put:72 head:ffff888147974c00 data:ffff888147974c00 tail:0xe8 end:0xc0 dev: ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:113! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 3720 Comm: syz-executor217 Not tainted 5.19.0-rc8-syzkaller-00102-g33ea1340bafe #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:skb_panic+0x16c/0x16e net/core/skbuff.c:113 Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 a0 ed d2 8a ff 74 24 10 ff 74 24 20 e8 c0 0b c1 ff <0f> 0b e8 a0 3b 08 f8 4c 8b 64 24 18 e8 c6 0f 55 f8 48 c7 c1 c0 fa RSP: 0018:ffffc900037eee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff88807fa1fb40 RCX: 0000000000000000 RDX: ffff888073dbbb00 RSI: ffffffff8160d118 RDI: fffff520006fddc0 RBP: ffffffff8ad2fb00 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000071 R12: ffffffff8833acc6 R13: 0000000000000048 R14: ffffffff8ad2ed60 R15: 00000000000000c0 FS: 00007f8716142700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f87f69b9300 CR3: 000000002020d000 CR4: 0000000000350ef0 Call Trace: skb_over_panic net/core/skbuff.c:118 [inline] skb_put.cold+0x24/0x24 net/core/skbuff.c:2015 dump_esp_combs net/key/af_key.c:3006 [inline] pfkey_send_acquire+0x1856/0x2520 net/key/af_key.c:3227 km_query+0xac/0x220 net/xfrm/xfrm_state.c:2247 xfrm_state_find+0x2bfe/0x4f10 net/xfrm/xfrm_state.c:1165 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2393 [inline] xfrm_tmpl_resolve+0x2f3/0xd40 net/xfrm/xfrm_policy.c:2438 xfrm_resolve_and_create_bundle+0x123/0x2620 net/xfrm/xfrm_policy.c:2731 xfrm_lookup_with_ifid+0x22a/0x2240 net/xfrm/xfrm_policy.c:3065 xfrm_lookup net/xfrm/xfrm_policy.c:3194 [inline] xfrm_lookup_route+0x36/0x1e0 net/xfrm/xfrm_policy.c:3205 ip_route_output_flow+0x114/0x150 net/ipv4/route.c:2889 udp_sendmsg+0x1999/0x2760 net/ipv4/udp.c:1220 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x334/0x810 net/socket.c:2488 ___sys_sendmsg+0xf3/0x170 net/socket.c:2542 __sys_sendmmsg+0x195/0x470 net/socket.c:2628 __do_sys_sendmmsg net/socket.c:2657 [inline] __se_sys_sendmmsg net/socket.c:2654 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2654 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f87161bf639 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8716142208 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f8716248258 RCX: 00007f87161bf639 RDX: 0400000000000354 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 00007f8716248250 R08: 0000000000000000 R09: 0000000000000000 R10: 000002873dedf99c R11: 0000000000000246 R12: 00007f871624825c R13: 00007fffc634ff2f R14: 00007f8716142300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:skb_panic+0x16c/0x16e net/core/skbuff.c:113 Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 a0 ed d2 8a ff 74 24 10 ff 74 24 20 e8 c0 0b c1 ff <0f> 0b e8 a0 3b 08 f8 4c 8b 64 24 18 e8 c6 0f 55 f8 48 c7 c1 c0 fa RSP: 0018:ffffc900037eee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff88807fa1fb40 RCX: 0000000000000000 RDX: ffff888073dbbb00 RSI: ffffffff8160d118 RDI: fffff520006fddc0 RBP: ffffffff8ad2fb00 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000071 R12: ffffffff8833acc6 R13: 0000000000000048 R14: ffffffff8ad2ed60 R15: 00000000000000c0 FS: 00007f8716142700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5594d0d300 CR3: 000000002020d000 CR4: 0000000000350ef0