syzbot

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skb_assert_len
WARNING: CPU: 0 PID: 5069 at include/linux/skbuff.h:2562 skb_assert_len include/linux/skbuff.h:2562 [inline]
WARNING: CPU: 0 PID: 5069 at include/linux/skbuff.h:2562 __dev_queue_xmit+0x2325/0x3b10 net/core/dev.c:4159
Modules linked in:
CPU: 0 PID: 5069 Comm: syz-executor648 Not tainted 6.4.0-rc7-syzkaller-00072-gdad9774deaf1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:skb_assert_len include/linux/skbuff.h:2562 [inline]
RIP: 0010:__dev_queue_xmit+0x2325/0x3b10 net/core/dev.c:4159
Code: 89 de e8 2e 6a 74 f9 84 db 75 21 e8 45 6e 74 f9 48 c7 c6 e0 82 5e 8b 48 c7 c7 c0 54 5e 8b c6 05 51 02 55 06 01 e8 4b 29 3c f9 <0f> 0b e8 24 6e 74 f9 0f b6 1d 3d 02 55 06 31 ff 89 de e8 f4 69 74
RSP: 0018:ffffc90003d8f7b0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88807e168000 RSI: ffffffff814c03b7 RDI: 0000000000000001
RBP: ffff88801e129a00 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801e129a70
R13: ffff88801e129ad8 R14: ffff88801e129a10 R15: 0000000000000000
FS:  000055555580b300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000200 CR3: 0000000016bbe000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dev_queue_xmit include/linux/netdevice.h:3088 [inline]
 __netlink_deliver_tap_skb net/netlink/af_netlink.c:307 [inline]
 __netlink_deliver_tap net/netlink/af_netlink.c:325 [inline]
 netlink_deliver_tap+0xa89/0xcf0 net/netlink/af_netlink.c:338
 __netlink_sendskb net/netlink/af_netlink.c:1283 [inline]
 netlink_dump+0x786/0xc50 net/netlink/af_netlink.c:2279
 netlink_recvmsg+0xc56/0xec0 net/netlink/af_netlink.c:1995
 sock_recvmsg_nosec net/socket.c:1019 [inline]
 sock_recvmsg+0xe2/0x160 net/socket.c:1040
 __sys_recvfrom+0x1b0/0x2e0 net/socket.c:2196
 __do_sys_recvfrom net/socket.c:2214 [inline]
 __se_sys_recvfrom net/socket.c:2210 [inline]
 __x64_sys_recvfrom+0xe1/0x1b0 net/socket.c:2210
 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: 0033:0x7fb763eb18ec
Code: 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 19 45 31 c9 45 31 c0 b8 2d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 64 c3 0f 1f 00 55 48 83 ec 20 48 89 54 24 10
RSP: 002b:00007ffc6e359048 EFLAGS: 00000246 ORIG_RAX: 000000000000002d
RAX: ffffffffffffffda RBX: 00007ffc6e359100 RCX: 00007fb763eb18ec
RDX: 0000000000001000 RSI: 00007ffc6e359150 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc6e3590b8
R13: 00007ffc6e359150 R14: 0000000000000003 R15: 0000000000000000
 </TASK>