Bug 15880 - Very bad regression from 2.6.33 as of 1600f9def
Summary: Very bad regression from 2.6.33 as of 1600f9def
Status: RESOLVED INSUFFICIENT_DATA
Alias: None
Product: Platform Specific/Hardware
Classification: Unclassified
Component: x86-64 (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: platform_x86_64@kernel-bugs.osdl.org
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2010-04-29 17:39 UTC by Maciej Rutecki
Modified: 2012-07-11 15:47 UTC (History)
5 users (show)

See Also:
Kernel Version: 2.6.33
Subsystem:
Regression: No
Bisected commit-id:


Attachments
Diff between 2.6.33-zen0 config (working) and 2.6.33 vanilla config (broken) (13.11 KB, patch)
2010-06-14 03:15 UTC, Alex Elsayed
Details | Diff
Diff between 2.6.33-zen0 config (working) and 2.6.34-zen0 config (broken) (29.20 KB, patch)
2010-06-14 03:16 UTC, Alex Elsayed
Details | Diff

Description Maciej Rutecki 2010-04-29 17:39:08 UTC
Subject    : Very bad regression from 2.6.33 as of 1600f9def
Submitter  : Alex Elsayed <eternaleye@gmail.com>
Date       : 2010-04-29 2:28
Message-ID : loom.20100429T041908-663@post.gmane.org
References : http://marc.info/?l=linux-kernel&m=127250825306178&w=2

This entry is being used for tracking a regression from 2.6.33.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Rafael J. Wysocki 2010-06-13 12:29:30 UTC
Apparently, not a regression, but a "different .config" problem.  Removing from the list.
Comment 2 Alex Elsayed 2010-06-13 19:49:30 UTC
Rafael, do you know what .config option is causing this? I've been unable to find it, so I can't build any new kernels. (Currently running 2.6.33, which is less than optimal.)
Comment 3 Rafael J. Wysocki 2010-06-13 23:35:09 UTC
Not at the first sight, but you have some unusual storage-related .config options set.  I'd start from these.

[Also please attach the diff between the working and non-working .config from
2.6.33 to this bug entry.]
Comment 4 Alex Elsayed 2010-06-14 03:15:34 UTC
Created attachment 26756 [details]
Diff between 2.6.33-zen0 config (working) and 2.6.33 vanilla config (broken)
Comment 5 Alex Elsayed 2010-06-14 03:16:52 UTC
Created attachment 26757 [details]
Diff between 2.6.33-zen0 config (working) and 2.6.34-zen0 config (broken)
Comment 6 Alex Elsayed 2010-06-14 03:18:29 UTC
I attached diffs against a more recent version of the same (specialized) kernel as well as against vanilla 2.6.33, both of which have the same failure mode on boot.
Comment 7 H. Peter Anvin 2010-06-14 05:17:06 UTC
A "git bisect" would be more useful.
Comment 8 Alex Elsayed 2010-06-14 06:47:05 UTC
Tried that. Even going back to revisions prior to the one that worked give the problem when I input the working config and 'make oldconfig'

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