slirp/src/ncsi.c:63:10: member access with misaligned address in

[amboar]

/home/andrew/src/qemu/aspeed/slirp/src/ncsi.c:63:10: runtime error: member access within misaligned address 0x7f19f49fc54e for type 'struct ncsi_rsp_gc_pkt', which requires 4 byte alignment
0x7f19f49fc54e: note: pointer points here                   
 ff ff 88 f8 00 01  00 48 96 00 00 20 00 00  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  00 00
             ^

Detected by building qemu with ./configure --enable-sanitizers and booting a witherspoon bmc image.