Bug 10146 - 2.6.25-rc: complete lockup on boot/start of X (bisected)
Summary: 2.6.25-rc: complete lockup on boot/start of X (bisected)
Alias: None
Product: Process Management
Classification: Unclassified
Component: Scheduler (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: Ingo Molnar
Depends on:
Blocks: 9832
  Show dependency tree
Reported: 2008-03-02 13:40 UTC by Rafael J. Wysocki
Modified: 2008-03-26 16:59 UTC (History)
2 users (show)

See Also:
Kernel Version: 2.6.25-rc
Regression: Yes
Bisected commit-id:


Description Rafael J. Wysocki 2008-03-02 13:40:29 UTC
Subject         : 2.6.25-rc: complete lockup on boot/start of X (bisected)
Submitter       : Marcin Slusarz <marcin.slusarz@gmail.com>
Date            : 2008-03-02 20:00
References      : http://lkml.org/lkml/2008/3/2/91
Handled-By      : Peter Zijlstra <a.p.zijlstra@chello.nl>

This entry is being used for tracking a regression from 2.6.24.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Rafael J. Wysocki 2008-03-02 13:42:21 UTC
Caused by:

commit 8f4d37ec073c17e2d4aa8851df5837d798606d6f
Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date:   Fri Jan 25 21:08:29 2008 +0100

    sched: high-res preemption tick
Comment 2 Rafael J. Wysocki 2008-03-05 15:47:30 UTC
Is there any progress wrt this regression?
Comment 3 Rafael J. Wysocki 2008-03-23 13:13:31 UTC
Patch : http://lkml.org/lkml/2008/3/23/269
Comment 4 Marcin Slusarz 2008-03-26 16:33:10 UTC
fixed in mainline by 92896bd9fd75b1c993b92874d339a8088bb75560
"Don't 'printk()' while holding xtime lock for writing"

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