skbuff: skb_over_panic: text:ffffffff88334946 len:232 put:72 head:ffff88806d435c00 data:ffff88806d435c00 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: 3771 Comm: syz-executor124 Not tainted 5.19.0-rc2-syzkaller-00258-g354c6e071be9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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 e0 c2 d2 8a ff 74 24 10 ff 74 24 20 e8 c3 03 c1 ff <0f> 0b e8 15 c0 08 f8 4c 8b 64 24 18 e8 4b 7b 55 f8 48 c7 c1 00 d0 RSP: 0018:ffffc900037dee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff88806d408000 RCX: 0000000000000000 RDX: ffff888078f50000 RSI: ffffffff8160dc98 RDI: fffff520006fbdc0 RBP: ffffffff8ad2d040 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff88334946 R13: 0000000000000048 R14: ffffffff8ad2c2a0 R15: 00000000000000c0 FS: 00007fe0fe7a3700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f884dc39300 CR3: 00000000259fa000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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:2728 xfrm_lookup_with_ifid+0x22a/0x2240 net/xfrm/xfrm_policy.c:3062 xfrm_lookup net/xfrm/xfrm_policy.c:3191 [inline] xfrm_lookup_route+0x36/0x1e0 net/xfrm/xfrm_policy.c:3202 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:2492 ___sys_sendmsg+0xf3/0x170 net/socket.c:2546 __sys_sendmmsg+0x195/0x470 net/socket.c:2632 __do_sys_sendmmsg net/socket.c:2661 [inline] __se_sys_sendmmsg net/socket.c:2658 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2658 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+0x46/0xb0 RIP: 0033:0x7fe0ff0219c9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 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:00007fe0fe7a3208 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fe0ff0aa278 RCX: 00007fe0ff0219c9 RDX: 000000000800001d RSI: 0000000020007fc0 RDI: 0000000000000003 RBP: 00007fe0ff0aa270 R08: 0000000000000000 R09: 0000000000000000 R10: 000000a742250118 R11: 0000000000000246 R12: 00007fe0ff0aa27c R13: 00007ffc2004be6f R14: 00007fe0fe7a3300 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 e0 c2 d2 8a ff 74 24 10 ff 74 24 20 e8 c3 03 c1 ff <0f> 0b e8 15 c0 08 f8 4c 8b 64 24 18 e8 4b 7b 55 f8 48 c7 c1 00 d0 RSP: 0018:ffffc900037dee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff88806d408000 RCX: 0000000000000000 RDX: ffff888078f50000 RSI: ffffffff8160dc98 RDI: fffff520006fbdc0 RBP: ffffffff8ad2d040 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff88334946 R13: 0000000000000048 R14: ffffffff8ad2c2a0 R15: 00000000000000c0 FS: 00007fe0fe7a3700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffff072ff28 CR3: 00000000259fa000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400