Comparing WAET and WAET
return 0 for WAET vs WAET: SUCCESS
return 0 for RSDT vs RSDT: SUCCESS
return 0 for RSDP vs RSDP: SUCCESS
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=104857600 = 51200 MiB
drive 0x000f21b0: PCHS=0/0/0 translation=lba LCHS=1024/255/63 s=104857600
Sending Seabios boot VM event.
Booting from Hard Disk 0...You can follow the documentation on ssh troubleshooting to solve the ssh issue. I also found this doc[2] on general troubleshooting of Google Compute Engine.