This bug report was filed based on testing of pre-release images of Ubuntu 15.10:
Jul 27 05:01:33 cdrom-detect: Detected CD 'Ubuntu-Server 15.10 "Wily Werewolf" - Alpha ppc64el (20150724)' Is this problem reproducible with the Ubuntu 15.10 final release, which uses Linux 4.2? The log further shows what appear to be errors when attempting to mount the target disk: Jul 27 05:04:53 partman: mke2fs 1.42.12 (29-Aug-2014) Jul 27 05:04:53 kernel: [ 208.813360] RTAS: event: 18706, Type: Platform Error, Severity: 2 Jul 27 05:04:57 kernel: [ 213.309385] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: errors=remount-ro Jul 27 05:04:58 apt-install: Queueing package e2fsprogs for later installation Jul 27 05:04:58 main-menu[304]: (process:11755): mount: mounting /dev/sda1 on /tmp/tmp.yM6Md8 failed: Invalid argument Jul 27 05:04:58 main-menu[304]: (process:11755): mount: mounting /dev/sda2 on /tmp/tmp.yM6Md8 failed: Invalid argument Jul 27 05:04:58 main-menu[304]: (process:11755): mount: mounting /dev/sda1 on /tmp/tmp.6Mf3vi failed: Invalid argument Jul 27 05:04:58 main-menu[304]: (process:11755): mount: mounting /dev/sda2 on /tmp/tmp.6Mf3vi failed: Invalid argument We certainly would want this to be tested against the Ubuntu 15.10 final release. ** Changed in: debian-installer (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1478472 Title: Physical DVD Installation of Ubuntu 15.10 fails on Power VM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1478472/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs