skb linear: 00000100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb linear: 00000110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 skb linear: 00000120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ------------[ cut here ]------------ netdevsim: caps=(0x001c000080014869, 0x0000000000000000) WARNING: CPU: 0 PID: 5548 at net/core/dev.c:3232 skb_warn_bad_offload+0x119/0x230 net/core/dev.c:3232 Modules linked in: CPU: 0 PID: 5548 Comm: syz-executor.2 Not tainted 6.2.0-rc7-syzkaller-00091-g35674e787518 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 RIP: 0010:skb_warn_bad_offload+0x119/0x230 net/core/dev.c:3232 Code: 70 03 00 00 e8 d8 c5 b7 f9 4c 8d a5 e8 00 00 00 e8 cc c5 b7 f9 4c 89 e9 4c 89 e2 4c 89 f6 48 c7 c7 80 92 5b 8b e8 31 84 f8 01 <0f> 0b 5b 5d 41 5c 41 5d 41 5e e9 a8 c5 b7 f9 e8 a3 c5 b7 f9 48 89 RSP: 0018:ffffc900059a7820 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88807b7b8000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff816610ec RDI: fffff52000b34ef6 RBP: ffff888040058000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000200 R11: 0000000000000000 R12: ffff8880400580e8 R13: ffff88807b7b8370 R14: ffffffff8af81780 R15: 000000000000000e FS: 00007f78e49d3700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002000f000 CR3: 0000000064eda000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __skb_gso_segment+0x3eb/0x6e0 net/core/dev.c:3409 skb_gso_segment include/linux/netdevice.h:4809 [inline] validate_xmit_skb+0x655/0xea0 net/core/dev.c:3664 __dev_queue_xmit+0x9d4/0x3ba0 net/core/dev.c:4241 packet_snd net/packet/af_packet.c:3073 [inline] packet_sendmsg+0x334c/0x5500 net/packet/af_packet.c:3104 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xd3/0x120 net/socket.c:734 __sys_sendto+0x23a/0x340 net/socket.c:2117 __do_sys_sendto net/socket.c:2129 [inline] __se_sys_sendto net/socket.c:2125 [inline] __x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f78e3c8c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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:00007f78e49d3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f78e3dabf80 RCX: 00007f78e3c8c0f9 RDX: 000000000000fc13 RSI: 0000000020000280 RDI: 0000000000000003 RBP: 00007f78e3ce7ae9 R08: 0000000000000000 R09: 000000000000002f R10: 0000000000000800 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f78e3ecfb1f R14: 00007f78e49d3300 R15: 0000000000022000