netlink: 'syz.0.73': attribute type 2 has an invalid length.
------------[ cut here ]------------
kernel BUG at net/phonet/socket.c:213!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4719 Comm: syz.0.73 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:pn_socket_autobind net/phonet/socket.c:213 [inline]
RIP: 0010:pn_socket_listen+0x353/0x360 net/phonet/socket.c:398
Code: 5d f8 e9 e7 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c f6 fe ff ff 4c 89 ff e8 27 3e 5d f8 e9 e9 fe ff ff e8 cd e1 0b f8 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffffc900059a7e00 EFLAGS: 00010283
RAX: ffffffff897664b3 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90006149000 RSI: 000000000000002e RDI: 000000000000002f
RBP: ffffc900059a7eb8 R08: ffff888052170d1b R09: 1ffff1100a42e1a3
R10: dffffc0000000000 R11: ffffed100a42e1a4 R12: dffffc0000000000
R13: ffff888052171198 R14: 1ffff92000b34fc4 R15: ffff888072718c00
FS:  00007f043d4d66c0(0000) GS:ffff8880b8d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc2b98fed58 CR3: 0000000032447000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __sys_listen+0x19d/0x220 net/socket.c:1845
 __do_sys_listen net/socket.c:1854 [inline]
 __se_sys_listen net/socket.c:1852 [inline]
 __x64_sys_listen+0x56/0x60 net/socket.c:1852
 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: 0033:0x7f043c59f559
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:00007f043d4d6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000032
RAX: ffffffffffffffda RBX: 00007f043c825fa0 RCX: 00007f043c59f559
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000007
RBP: 00007f043c636b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f043c826038 R14: 00007f043c825fa0 R15: 00007ffdb6e9dc28
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:pn_socket_autobind net/phonet/socket.c:213 [inline]
RIP: 0010:pn_socket_listen+0x353/0x360 net/phonet/socket.c:398
Code: 5d f8 e9 e7 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c f6 fe ff ff 4c 89 ff e8 27 3e 5d f8 e9 e9 fe ff ff e8 cd e1 0b f8 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffffc900059a7e00 EFLAGS: 00010283
RAX: ffffffff897664b3 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90006149000 RSI: 000000000000002e RDI: 000000000000002f
RBP: ffffc900059a7eb8 R08: ffff888052170d1b R09: 1ffff1100a42e1a3
R10: dffffc0000000000 R11: ffffed100a42e1a4 R12: dffffc0000000000
R13: ffff888052171198 R14: 1ffff92000b34fc4 R15: ffff888072718c00
FS:  00007f043d4d66c0(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f043c5ecc40 CR3: 0000000032447000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400