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SubjectRe: [stable] Boot failure with on Xeon E5620 (Westmere EP)
Hi Suresh,

On May 25, 2010, at 8:24 PM, Suresh Siddha wrote:

> On Tue, 2010-05-25 at 13:51 -0700, Greg KH wrote:
>> On Tue, May 25, 2010 at 04:32:16PM -0400, "S.Çağlar Onur" wrote:
>>> Hi Greg,
>>> On May 25, 2010, at 11:53 AM, Greg KH wrote:
>>>> On Tue, May 25, 2010 at 11:10:28AM -0400, "S.Çağlar Onur" wrote:
>>>>> Hi,
>>>>> We are observing boot failures [1] & [2] on some of our servers (Dell
>>>>> r410) with 2.6.27-stable kernels. I found following commit in upstream
>>>>> tree via a quick search (but I haven't tried it yet) so I don't know
>>>>> whether I'm on the right track or not.
>>>>> Please let me know if anything else is needed...
>>>> Has any .27 kernel worked on these machines? If so, can you narrow it
>>>> down to the patch that caused the problem?
>>> I don't think any .27 kernel worked on those machines before. But in
>>> any case I'll try (I don't have a physical access to those machines as
>>> they are located in China) an older .27 release to see.
>> Ok, so it isn't a regression, which is what I want to know.
>> New hardware like this, probably will only work on newer kernel
>> versions, so please use those instead :)
> I can't think of any known issues in 2.6.27 that can lead to this kind
> of boot failure on WSM-EP. Caglar, It will be nice if you can do git
> bisect between working and non-working kernels.

Sure, I'll try to boot those with plain 2.6.27 to see but please note that it's going to be little time consuming. For each one I have to create a custom boot image for them to download and test (a.k.a. don't expect to hear from me soon :))

> thanks,
> suresh

Best regards,
S.Çağlar Onur <>

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