[CentOS] 7.2 kernel panic on boot

Thu Dec 3 13:57:11 UTC 2015
Akemi Yagi <amyagi at gmail.com>

On Thu, Dec 3, 2015 at 5:44 AM, Duncan Brown <centos2 at duncb.co.uk> wrote:
> On 03/12/2015 13:33, Jonathan Billings wrote:
>> On Thu, Dec 03, 2015 at 09:29:21AM +0000, Duncan Brown wrote:
>>> Hi All
>>> After upgrading to 7.2, I'm getting an immediate kernel panic on boot
>>> Dropping back to 3.10.0-229.20.1.el7.x86_64 and the system boots fine
>>> How can I go about diagnosing the problem here?
>> It'd probably help if you could give us more details on the kernel
>> panic.
>> Can you see where it is panicking?  Does it happen during the
>> kernel/initrd stage or later during boot?
>> I suggest installing the kdump service if it is panicking later in
>> boot, you might be able to capture a kernel dump which makes debugging
>> these things a lot easier.  Otherwise, I suggest trying to capture the
>> panic message some other way.
> The last message before it is "switching to clocksource hpet"
> Then the panic scrolls by

Maybe an issue with X. Look into /var/log/Xorg.0.log for hints. Or,
does it boot fine in single user mode?