Warning: Permanently added '10.128.1.13' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [  423.885993][ T8397] netlink: 'syz-executor687': attribute type 4 has an invalid length.
executing program
[  429.154721][ T8403] netlink: 'syz-executor687': attribute type 4 has an invalid length.
[  430.233252][ T8392] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88810ab0fdc0 (size 32):
  comm "syz-executor687", pid 8397, jiffies 4294979655 (age 12.590s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00  ................
  backtrace:
    [<000000004b9c6418>] ip_mc_add_src+0x348/0x450
    [<000000007bb2b3e6>] ip_mc_source+0x3d4/0x610
    [<000000007983502d>] ip_setsockopt+0x15d8/0x1f70
    [<0000000000e44f3f>] tcp_setsockopt+0x70/0x13f0
    [<00000000de4d06c2>] __sys_setsockopt+0x1b0/0x360
    [<00000000c45c293a>] __x64_sys_setsockopt+0x22/0x30
    [<00000000bdd2c88c>] do_syscall_64+0x2d/0x70
    [<00000000a881cb01>] entry_SYSCALL_64_after_hwframe+0x44/0xa9