2.6.33-rc3-git3: Reported regressions from 2.6.32

Rafael J. Wysocki
2010-01-10T22:27:15Z

This message contains a list of some regressions from 2.6.32, for which there
are no fixes in the mainline I know of. If any of them have been fixed already,
please let me know.

If you know of any other unresolved regressions from 2.6.32, please let me know
either and I'll add them to the list. Also, please let me know if any of the
entries below are invalid.

Each entry from the list will be sent additionally in an automatic reply to
this message with CCs to the people involved in reporting and handling the
issue.

Listed regressions statistics:

Date Total Pending Unresolved
----------------------------------------
2010-01-10 55 33 21
2009-12-29 36 34 27

Unresolved regressions
----------------------

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15043
Subject : Display goes off with i915.powersave=1
Submitter : Soeren Sonnenburg <sonne@debian.org>
Date : 2010-01-10 20:09 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126315457519505&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15041
Subject : Pagemap endless read loop with LTP
Submitter : Andi Kleen <andi@firstfloor.org>
Date : 2010-01-10 2:09 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126308941423848&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15038
Subject : drm/ksm: fbdev blanking regression
Submitter : Johan Hovold <jhovold@gmail.com>
Date : 2010-01-06 17:00 (5 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=731b5a15a3b1474a41c2ca29b4c32b0f21bc852e
References : http://marc.info/?l=linux-kernel&m=126279726418748&w=4
Handled-By : James Simmons <jsimmons@infradead.org>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15036
Subject : soft lockup in dmesg after suspend/resume
Submitter : ykzhao <yakui.zhao@intel.com>
Date : 2010-01-04 5:36 (7 days old)
References : http://marc.info/?l=linux-kernel&m=126258356202722&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15035
Subject : BUG: unable to handle kernel paging request in rs600_gart_set_page()
Submitter : Xiaotian Feng <dfeng@redhat.com>
Date : 2010-01-05 19:10 (6 days old)
References : http://lkml.org/lkml/2010/1/5/95

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15033
Subject : drm: gem_object_free without struct_mutex
Submitter : Hugh Dickins <hugh.dickins@tiscali.co.uk>
Date : 2009-12-30 19:45 (12 days old)
References : http://marc.info/?l=linux-kernel&m=126220236201529&w=4
Handled-By : Jesse Barnes <jbarnes@virtuousgeek.org>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15032
Subject : Oops in uart_resume_port() on resume
Submitter : Zdenek Kabelac <zdenek.kabelac@gmail.com>
Date : 2010-01-04 15:47 (7 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ba15ab0e8de0d4439a91342ad52d55ca9e313f3d
References : http://marc.info/?l=linux-kernel&m=126262008815689&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14976
Subject : No sound on snd_hda_codec_via in 2.6.33-rc2
Submitter : Mark Rosenstand <rosenstand@gmail.com>
Date : 2010-01-02 08:27 (9 days old)

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14954
Subject : warning from alloc_pages_nodemask on boot -- caused by commit 78f1699659963fff97975df44db6d5dbe7218e55
Submitter : Stephen Hemminger <shemminger@linux-foundation.org>
Date : 2009-12-29 19:57 (13 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=78f1699659963fff97975df44db6d5dbe7218e55
Handled-By : Alex Chiang <achiang@hp.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14950
Subject : tbench regression with 2.6.33-rc1
Submitter : Lin Ming <ming.m.lin@intel.com>
Date : 2009-12-25 11:11 (17 days old)
References : http://marc.info/?l=linux-kernel&m=126174044213172&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14949
Subject : drm_vm.c:drm_mmap: possible circular locking dependency detected
Submitter : Borislav Petkov <petkovbb@googlemail.com>
Date : 2009-12-26 9:45 (16 days old)
References : http://marc.info/?l=linux-kernel&m=126182073616279&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14948
Subject : EHCI resume sysfs duplicates
Submitter : Borislav Petkov <petkovbb@googlemail.com>
Date : 2009-12-26 9:36 (16 days old)
References : http://marc.info/?l=linux-kernel&m=126182020615709&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14946
Subject : All kernels after 2.6.32-git10 show only 1 CPU
Submitter : Sid Boyce <sboyce@blueyonder.co.uk>
Date : 2009-12-23 16:55 (19 days old)
References : http://marc.info/?l=linux-kernel&m=126158734326801&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14937
Subject : WARNING: at kernel/lockdep.c:2830
Submitter : Grant Wilson <grant.wilson@zen.co.uk>
Date : 2009-12-27 13:35 (15 days old)
References : http://marc.info/?l=linux-kernel&m=126192220404829&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14934
Subject : kernel crash during boot
Submitter : werner <w.landgraf@ru.ru>
Date : 2009-12-25 5:37 (17 days old)
References : http://marc.info/?l=linux-kernel&m=126171951030608&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14925
Subject : sky2 panic under load
Submitter : Berck E. Nash <flyboy@gmail.com>
Date : 2009-12-21 23:52 (21 days old)
References : http://marc.info/?l=linux-kernel&m=126143955730347&w=4
http://marc.info/?l=linux-kernel&m=126160893126548&w=4
Handled-By : Stephen Hemminger <shemminger@vyatta.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14924
Subject : Weird hard hangs when rendering 'some' web-sites in Firefox
Submitter : David <david@unsolicited.net>
Date : 2009-12-21 21:53 (21 days old)
References : http://marc.info/?l=linux-kernel&m=126143375823340&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14860
Subject : No DP-DVI output when laptop is docked
Submitter : PÃ¤r Andersson <paran@lysator.liu.se>
Date : 2009-12-21 21:02 (21 days old)
Handled-By : ykzhao <yakui.zhao@intel.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14859
Subject : System timer firing too much without cause
Submitter : Shawn Starr <shawn.starr@rogers.com>
Date : 2009-12-21 19:16 (21 days old)

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14792
Subject : Misdetection of the TV output
Submitter : Santi <santi@agolina.net>
Date : 2009-12-12 13:28 (30 days old)

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14791
Subject : Something has been broken in the network stack this week
Submitter : Delete This Account <speedyboyinovator@hotmail.com>
Date : 2009-12-12 13:06 (30 days old)

Regressions with patches
------------------------

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15039
Subject : leds_alix2: can't allocate I/O for GPIO
Submitter : Arnd Hannemann <hannemann@nets.rwth-aachen.de>
Date : 2010-01-07 10:26 (4 days old)
References : http://marc.info/?l=linux-kernel&m=126286001106257&w=4
Handled-By : Daniel Mack <daniel@caiaq.de>
Patch : http://patchwork.kernel.org/patch/72006/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15037
Subject : BUG during shutdown - bisected to commit e2912009
Submitter : Marc Dionne <marc.c.dionne@gmail.com>
Date : 2010-01-02 0:27 (9 days old)
References : http://marc.info/?l=linux-kernel&m=126239207631034&w=4
Handled-By : Xiaotian Feng <dfeng@redhat.com>
Patch : http://patchwork.kernel.org/patch/71537/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15034
Subject : volano ~30% regression
Submitter : Lin Ming <ming.m.lin@intel.com>
Date : 2010-01-04 8:15 (7 days old)
References : http://marc.info/?l=linux-kernel&m=126259391411982&w=4
Handled-By : Mike Galbraith <efault@gmx.de>
Patch : http://patchwork.kernel.org/patch/70623/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15031
Subject : bug in fs/btrfs/ordered-data.c:672
Submitter : Carlos R. Mafra <crmafra2@gmail.com>
Date : 2010-01-02 11:32 (9 days old)
References : http://lkml.org/lkml/2010/1/2/17
Handled-By : Yan, Zheng <yanzheng@21cn.com>
Patch : http://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg03686.html

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15026
Subject : i915: Resume regression on MSI Wind U100 w/o KMS
Submitter : Rafael J. Wysocki <rjw@sisk.pl>
Date : 2010-01-08 23:45 (3 days old)
References : http://marc.info/?l=linux-kernel&m=126299433427673&w=4
Handled-By : Rafael J. Wysocki <rjw@sisk.pl>
Patch : http://patchwork.kernel.org/patch/71887/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14974
Subject : tg3 does not resume from hibernation properly on BCM5787M
Submitter : Chow Loong Jin <hyperair@ubuntu.com>
Date : 2010-01-02 05:30 (9 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87668d352aa8d135bd695a050f18bbfc7b50b506
Handled-By : Matt Carlson <mcarlson@broadcom.com>
Patch : http://bugzilla.kernel.org/show_bug.cgi?id=14974#c12

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14957
Subject : Blank screen with KMS enabled
Submitter : Philipp Kohlbecher <xt28@gmx.de>
Date : 2009-12-30 00:08 (12 days old)
Handled-By : Zhao Yakui <yakui.zhao@intel.com>
Patch : http://bugzilla.kernel.org/attachment.cgi?id=24476

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14944
Subject : 2.6.32.2 SATA link detect failed, 2.6.32.1 works fine
Submitter : fengxiangjun <fengxiangjun@neusoft.com>
Date : 2009-12-21 11:12 (21 days old)
References : http://marc.info/?l=linux-kernel&m=126139442328314&w=4
Handled-By : Tejun Heo <tj@kernel.org>
Patch : http://patchwork.kernel.org/patch/69746/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14942
Subject : gkrellm no longer shows all the temperatures on thinkpad x60
Submitter : Pavel Machek <pavel@ucw.cz>
Date : 2009-12-27 21:57 (15 days old)
References : http://marc.info/?l=linux-kernel&m=126195107005565&w=4
Handled-By : Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Patch : http://patchwork.kernel.org/patch/69809/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14907
Subject : Commit "kbuild: fix bzImage build for x86" breaks build
Submitter : Oliver Hartkopp <oliver@hartkopp.net>
Date : 2009-12-19 19:21 (23 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4a2ff67c88211026afcbdbc190c13f705dae1b59
References : http://marc.info/?l=linux-kernel&m=126125050622195&w=4
http://marc.info/?l=linux-kernel&m=126114565103300&w=4
http://marc.info/?l=linux-kbuild&m=126202819526623&w=2
Handled-By : Jonathan Nieder <jrnieder@gmail.com>
Patch : http://thread.gmane.org/gmane.linux.kbuild.devel/4313/focus=4319
http://patchwork.kernel.org/patch/71957/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14899
Subject : reiserfs: inconsistent lock state
Submitter : Alexander Beregalov <a.beregalov@gmail.com>
Date : 2009-12-11 22:06 (31 days old)
References : http://marc.info/?l=linux-kernel&m=126056920702515&w=4
Handled-By : Frederic Weisbecker <fweisbec@gmail.com>
Patch : http://patchwork.kernel.org/patch/67256/
http://patchwork.kernel.org/patch/67257/

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14874
Subject : Ath5k regression with commit 8bf3d79bc401ca417ccf9fc076d3295d1a71dbf5
Submitter : Joshua Covington <joshuacov@googlemail.com>
Date : 2009-12-25 00:49 (17 days old)
Handled-By : Luis R. Rodriguez <mcgrof@gmail.com>
Patch : http://bugzilla.kernel.org/attachment.cgi?id=24335

For details, please visit the bug entries and follow the links given in
references.

As you can see, there is a Bugzilla entry for each of the listed regressions.
There also is a Bugzilla entry used for tracking the regressions from 2.6.32,
unresolved as well as resolved, at:

http://bugzilla.kernel.org/show_bug.cgi?id=14885

Please let me know if there are any Bugzilla entries that should be added to
the list in there.

Thanks,
Rafael