On Thu, Dec 3, 2015 at 5:44 AM, Duncan Brown <centos2@xxxxxxxxxxx> 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?
Akemi
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