skbuff: skb_over_panic: text:ffffffff844086f8 len:160 put:72 head:ffff88816a257c00 data:ffff88816a257c00 tail:0xa0 end:0x80 dev: ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:110! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 11544 Comm: syz-executor.1 Not tainted 5.10.149-syzkaller-01350-g0118fb827bc7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:skb_panic+0x14c/0x150 net/core/skbuff.c:106 Code: c7 00 2d 79 85 48 8b 75 c0 48 8b 55 b8 8b 4d d4 44 8b 45 d0 4c 8b 4d c8 31 c0 53 41 56 41 55 41 54 e8 35 06 d1 00 48 83 c4 20 <0f> 0b 66 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 78 4c RSP: 0018:ffffc90006abeb68 EFLAGS: 00010282 RAX: 0000000000000086 RBX: ffffffff85792d80 RCX: 6daf02d5e4710300 RDX: ffffc9000193f000 RSI: 0000000000015cdb RDI: 0000000000015cdc RBP: ffffc90006abebb0 R08: ffffffff8153d2f8 R09: ffffed103ee0a5e8 R10: ffffed103ee0a5e8 R11: 1ffff1103ee0a5e7 R12: ffff88816a257c00 R13: 00000000000000a0 R14: 0000000000000080 R15: dffffc0000000000 FS: 00007f7052a31700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa0d134f6b8 CR3: 000000016700d000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_over_panic net/core/skbuff.c:115 [inline] skb_put+0x153/0x210 net/core/skbuff.c:1877 dump_esp_combs net/key/af_key.c:3013 [inline] pfkey_send_acquire+0x19a8/0x2db0 net/key/af_key.c:3234 km_query+0x75/0xe0 net/xfrm/xfrm_state.c:2212 xfrm_state_find+0x24f5/0x33f0 net/xfrm/xfrm_state.c:1140 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2400 [inline] xfrm_tmpl_resolve net/xfrm/xfrm_policy.c:2445 [inline] xfrm_resolve_and_create_bundle+0x66d/0x2c80 net/xfrm/xfrm_policy.c:2738 xfrm_lookup_with_ifid+0x111e/0x2440 net/xfrm/xfrm_policy.c:3072 xfrm_lookup net/xfrm/xfrm_policy.c:3196 [inline] xfrm_lookup_route+0x3b/0x160 net/xfrm/xfrm_policy.c:3207 ip_route_output_flow+0x1e7/0x310 net/ipv4/route.c:2792 udp_sendmsg+0x1615/0x28c0 net/ipv4/udp.c:1210 inet_sendmsg+0xa1/0xc0 net/ipv4/af_inet.c:821 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg net/socket.c:672 [inline] ____sys_sendmsg+0x597/0x8e0 net/socket.c:2343 ___sys_sendmsg net/socket.c:2397 [inline] __sys_sendmmsg+0x5c6/0x820 net/socket.c:2487 __do_sys_sendmmsg net/socket.c:2516 [inline] __se_sys_sendmmsg net/socket.c:2513 [inline] __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2513 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f7053cde639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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:00007f7052a31168 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f7053dff050 RCX: 00007f7053cde639 RDX: 0400000000000354 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 00007f7053d397e1 R08: 0000000000000000 R09: 0000000000000000 R10: 000002873dedf99c R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4252724f R14: 00007f7052a31300 R15: 0000000000022000 Modules linked in: ---[ end trace 1f21d5f9121e755f ]--- RIP: 0010:skb_panic+0x14c/0x150 net/core/skbuff.c:106 Code: c7 00 2d 79 85 48 8b 75 c0 48 8b 55 b8 8b 4d d4 44 8b 45 d0 4c 8b 4d c8 31 c0 53 41 56 41 55 41 54 e8 35 06 d1 00 48 83 c4 20 <0f> 0b 66 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 78 4c RSP: 0018:ffffc90006abeb68 EFLAGS: 00010282 RAX: 0000000000000086 RBX: ffffffff85792d80 RCX: 6daf02d5e4710300 RDX: ffffc9000193f000 RSI: 0000000000015cdb RDI: 0000000000015cdc RBP: ffffc90006abebb0 R08: ffffffff8153d2f8 R09: ffffed103ee0a5e8 R10: ffffed103ee0a5e8 R11: 1ffff1103ee0a5e7 R12: ffff88816a257c00 R13: 00000000000000a0 R14: 0000000000000080 R15: dffffc0000000000 FS: 00007f7052a31700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa0d132e9d0 CR3: 000000016700d000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400