Re: 7.2 kernel panic on boot

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On Thu, December 3, 2015 1:48 pm, m.roth@xxxxxxxxx wrote:
> Duncan Brown wrote:
>> On 03/12/2015 17:00, m.roth@xxxxxxxxx wrote:
>>> Duncan Brown wrote:
>>>> On 03/12/2015 14:29, Leon Fauster wrote:
>>>>> Am 03.12.2015 um 15:06 schrieb Duncan Brown <centos2@xxxxxxxxxxx>:
>>>>>> On 03/12/2015 13:54, Jonathan Billings wrote:
>>>>>>> On Thu, Dec 03, 2015 at 01:44:47PM +0000, Duncan Brown wrote:
>>>>>>>> The last message before it is "switching to clocksource hpet"
>>>>>>>>
>>>>>>>> Then the panic scrolls by
>>>>>>>>
>>>>>>>> I've no idea if that counts as later or not
>>>>>>> It's unlikely to be a panic related to your hardware clock (HPET =
> High Precision Event Timer), so it's probably when the kernel is
> touching something else on your system.
>>>>>>>
>>>>>>> The content of the panic is really the only thing that can help.
>>>>>>>
>>>>>> That's what I figured, but how do I go about getting a copy of it?
>>>>>>
>>>>>> Most of it has scrolled by when it's finished
>>>>> start for example with a photo (or video and grab the frame where the
> panic occurs) and - disable grub options like rhgb or quit ...
>>>> Here is a couple of pictures,
>>>         ^^ should be are.*
>>>> http://i.imgur.com/Vqvqn1H.jpg
>>>> http://i.imgur.com/WQaz1j9.png
>>>>
>>>> Any use?
>>> I'm just guessing here, but it looks to me as though it's looking at
> inodes - so filesystem, and kernel modules, maybe video - notice the
> blacklist.
>>>
>>> Wonder if this is a grub2 issue, and it's not finding the filesystem.
> This isn't, by chance, a secure boot, not BIOS, system?
>>>
>> No nothing that exciting, BIOS, and xfs on lvm2. Pretty much the
> standard options anaconda gives you
>>
>> And it boots fine in 3.10.0-229.20.1.el7.x86_64
>
> A thought: did you say you'd rebuilt the ramfs, making sure both xfs and
> lvm drivers were included?

Usually when you reinstall kernel on running system it builds into ramdisk
all kernel modules that are loaded at the moment (their equivalents in new
kernel). Am I missing something?

Valeri

>
>      mark
>
>
>
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++++++++++++++++++++++++++++++++++++++++
Valeri Galtsev
Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
Phone: 773-702-4247
++++++++++++++++++++++++++++++++++++++++
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