Re: Xen CentOS 7.3 server + CentOS 7.3 VM fails to boot after CR updates (applied to VM)!

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On 09/01/2017 02:41 PM, Kevin Stange wrote:
> On 08/31/2017 07:50 AM, PJ Welsh wrote:
>> A recently created and fully functional CentOS 7.3 VM fails to boot
>> after applying CR updates:
> <snip>
>> Server OS is CentOS 7.3 using Xen (no CR updates):
>> rpm -qa xen\*
>> xen-hypervisor-4.6.3-15.el7.x86_64
>> xen-4.6.3-15.el7.x86_64
>> xen-licenses-4.6.3-15.el7.x86_64
>> xen-libs-4.6.3-15.el7.x86_64
>> xen-runtime-4.6.3-15.el7.x86_64
>> uname -a
>> Linux <> 4.9.39-29.el7.x86_64 #1 SMP
>> Fri Jul 21 15:09:00 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
>> Sadly, the other issue is that the grub menu will not display for me to
>> select another kernel to see if it is just a kernel issue.
>> The dracut prompt does not show any /dev/disk folder either.
> I'm seeing this as well.  My host is 4.9.44-29 and Xen 4.4.4-26 from
> testing repo, my guest is 3.10.0-693.1.1.  Guest boots fine with
> 514.26.2.  The kernel messages that appear to kick off the failure for
> me start with a page allocation failure.  It eventually reaches dracut
> failures due to systemd/udev not setting up properly, but I think the
> root is this:

I created bugs for this issue (at least as I'm able to reproduce it):

Please add any extra information you might have to hopefully increase
the chance the problem gets fixed.

Kevin Stange
Chief Technology Officer
Steadfast | Managed Infrastructure, Datacenter and Cloud Services
800 S Wells, Suite 190 | Chicago, IL 60607
312.602.2689 X203 | Fax: 312.602.2688
kevin@xxxxxxxxxxxxx |
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