This caused me an overnight issue on a secondary Xen server. I'm glad to not be the only one to have the issue :) I'm even more glad someone spotted the issue quickly. Thank you! pjwelsh On Sun, Nov 1, 2015 at 4:27 PM, Karel Hendrych <k+centosvirt at karlos.cz> wrote: > Indeed, a good catch. Module initramfs line was missing at 3.18.21 grub > config. > > Thanks! > -- > Karel > > > On 1.11.2015 21:46, Sarah Newman wrote: > >> On 11/01/2015 12:07 PM, Karel Hendrych wrote: >> >>> Hi, just a heads-up: 3.18.21 didn't boot up on HP ML310e Gen8 v2, SATA >>> drives in AHCI mode, / on software raid 1, no LVM. It ended up in kernel >>> panic >>> with unable to mount root fs. Attached. No difference in grub kernel/xen >>> settings. >>> >>> I didn't investigate the things deeper so far. 4.4.3-3/3.18.17 is >>> booting fine. >>> >>> Any similar experience? >>> >> >> Check the module line for the initramfs is present in grub.conf. It's >> gone missing in all our recent upgrades, but I wasn't sure if it was an >> upstream >> problem or our own. >> >> _______________________________________________ >> CentOS-virt mailing list >> CentOS-virt at centos.org >> https://lists.centos.org/mailman/listinfo/centos-virt >> >> _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20151102/123380c4/attachment-0006.html>