------------[ cut here ]------------ skb_assert_len WARNING: CPU: 1 PID: 9561 at include/linux/skbuff.h:2570 skb_assert_len include/linux/skbuff.h:2570 [inline] WARNING: CPU: 1 PID: 9561 at include/linux/skbuff.h:2570 __dev_queue_xmit+0x2099/0x3810 net/core/dev.c:4286 Modules linked in: CPU: 1 PID: 9561 Comm: syz.2.1305 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:skb_assert_len include/linux/skbuff.h:2570 [inline] RIP: 0010:__dev_queue_xmit+0x2099/0x3810 net/core/dev.c:4286 Code: 00 e8 cb ec 4c f9 e9 88 e8 ff ff e8 c1 ec 4c f9 c6 05 13 62 d7 05 01 48 c7 c7 e0 76 8a 8b 48 c7 c6 db 70 5d 8c e8 f7 76 18 f9 <0f> 0b 80 3d f8 61 d7 05 01 0f 84 4b e1 ff ff e8 93 ec 4c f9 c6 05 RSP: 0018:ffffc9001e517660 EFLAGS: 00010246 RAX: 91afff57f35db500 RBX: ffff888028844cf0 RCX: 0000000000080000 RDX: ffffc9000dd39000 RSI: 0000000000005d59 RDI: 0000000000005d5a RBP: ffffc9001e517890 R08: ffff8880b8f279db R09: 1ffff110171e4f3b R10: dffffc0000000000 R11: ffffed10171e4f3c R12: ffff888028844d50 R13: 1ffff11005108992 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f34050716c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3c332b CR3: 0000000049169000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tpacket_snd net/packet/af_packet.c:2936 [inline] packet_sendmsg+0x29e8/0x4de0 net/packet/af_packet.c:3162 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] sock_write_iter+0x2d5/0x3e0 net/socket.c:1144 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x482/0x9a0 fs/read_write.c:584 ksys_write+0x14d/0x260 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f340419e0d9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3405071028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f3404425fa0 RCX: 00007f340419e0d9 RDX: 0000000000000002 RSI: 0000200000000000 RDI: 0000000000000003 RBP: 00007f3404235024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f3404426038 R14: 00007f3404425fa0 R15: 00007fff85523c38