r0 = socket$netlink(0x10, 0x3, 0x4)
r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$ETHTOOL_MSG_STRSET_GET(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r1, 0x1}, 0x14}}, 0x0)