This should be fixed in Xenial/Yakkety by now. Unfortunately as part of the backport for bug #1567602 (fixed in 4.4.0-31.50 and later).
** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1588421 Title: linux: 4.6 kernel fails to boot on ppc64el multi-path system Status in linux package in Ubuntu: Fix Released Bug description: https://launchpad.net/~canonical-kernel-team/+archive/ubuntu/ppa/+build/9759880/+files/linux-image-4.6.0-6-generic_4.6.0-6.7_ppc64el.deb https://launchpad.net/~canonical-kernel-team/+archive/ubuntu/ppa/+build/9759880/+files/linux-image-extra-4.6.0-6-generic_4.6.0-6.7_ppc64el.deb Provisioned modoc (ppc64el) with stock Xenial, then installed the above kernel. It eventually times out attempting to mount rootfs and drops to the busybox prompt. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1588421/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp