Failure to configure partitioning scheme across multiple disks

[aikill]

Which ISO version are you using?

Latest

The installation log

Process 63 stopped
* thread #1: tid = 63, 0x00007fd5a1c7ac10, name = 'fhost'
    frame #0:
Process 63 stopped
* thread #8: tid = 63, 0x00007fd6736e75b0 fhost`get(path='/PXs9.1og') + 27 at fhost.c:139, name = 'fhost/responder', stop reason = invalid address (fault address: 0x30)
    frame #0: {3:#018x} fhost`get(path='/PXs9.1og') + 27 at fhost.c:139
   136   get(SrvContext *ctx, const char *path)
   137   {
   138       StoredObj *obj = ctx->store->query(shurl_debase(path));
-> 139       switch (obj->type) {
   140           case ObjTypeFile:
   141               ctx->serve_file_id(obj->id);
   142               break;
(lldb) q

describe the problem

Machine in question: Optiplex 7010 SFF
CPU: Intel i5

Attempted to use arch installer to place boot and root directories on SATA mounted SSD and /home on a separate SATA mounted HDD. Both disks are functioning fine. Exception throwing during initial filesystem configuration script. Log included