netlink: 'syz.2.315': attribute type 2 has an invalid length.
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kernel BUG at net/phonet/socket.c:213!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 5297 Comm: syz.2.315 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : pn_socket_autobind net/phonet/socket.c:213 [inline]
pc : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
lr : pn_socket_autobind net/phonet/socket.c:213 [inline]
lr : pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
sp : ffff800020f77a60
x29: ffff800020f77b80 x28: dfff800000000000 x27: dfff800000000000
x26: ffff7000041eef58 x25: 0000000000000000 x24: ffff800020f77c20
x23: 000000000000006e x22: 7fffffffffffffff x21: ffff0000dde78c80
x20: ffff0000c04a2a00 x19: 1fffe00018094543 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082dcf38 x15: 0000000000000002
x14: 0000000000000001 x13: 1fffe0001bbcf1a3 x12: 0000000000080000
x11: 00000000000002c3 x10: ffff800028c4b000 x9 : ffff800011009038
x8 : 00000000000002c4 x7 : ffff80000fe24a98 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : ffff800020f778a0 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 pn_socket_autobind net/phonet/socket.c:213 [inline]
 pn_socket_connect+0x8dc/0x8e0 net/phonet/socket.c:227
 __sys_connect_file net/socket.c:2011 [inline]
 __sys_connect+0x28c/0x2b4 net/socket.c:2028
 __do_sys_connect net/socket.c:2038 [inline]
 __se_sys_connect net/socket.c:2035 [inline]
 __arm64_sys_connect+0x7c/0x94 net/socket.c:2035
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 91004900 97bfa617 17ffff75 97bfa596 (d4210000) 
---[ end trace 0000000000000000 ]---