Thread (2 messages) 2 messages, 2 authors, 2010-05-10

2.6.34-rc6-git6: Reported regressions from 2.6.33

From: Rafael J. Wysocki <hidden>
Date: 2010-05-09 21:59:46
Also in: dri-devel, linux-acpi, linux-scsi, linux-wireless, lkml

This message contains a list of some regressions from 2.6.33,
for which there are no fixes in the mainline known to the tracking team.
If any of them have been fixed already, please let us know.

If you know of any other unresolved regressions from 2.6.33, please let us
know either and we'll add them to the list.  Also, please let us 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
  ----------------------------------------
  2010-05-09       80       27          24
  2010-05-04       76       26          22
  2010-04-20       64       35          34
  2010-04-07       48       35          33
  2010-03-21       15       13          10


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

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15951
Subject		: commit 9630bdd9 changes behavior of the poweroff
Submitter	: Michal Hocko [off-list ref]
Date		: 2010-04-01 13:39 (39 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127012918316305&w=4
Handled-By	: Rafael J. Wysocki [off-list ref]


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15936
Subject		: Suspicious rcu_dereference_check() usage detected during 2.6.34-rc6 boot on PPC64/p5 processor
Submitter	: Subrata Modak [off-list ref]
Date		: 2010-05-06 7:29 (4 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127313031922395&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15935
Subject		: [BUG] btrfs: report a direct-IO bug
Submitter	: liubo [off-list ref]
Date		: 2010-05-06 1:47 (4 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127311036803487&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15924
Subject		: kacpid consumes ~100% CPU, system freezes randomly
Submitter	: Jaroslav Kameník [off-list ref]
Date		: 2010-05-06 21:12 (4 days old)


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15909
Subject		: open("a/",O_NOFOLLOW) fails with ELOOP if "a" is a symbolic link to a directory.
Submitter	: Marius Tolzmann [off-list ref]
Date		: 2010-05-05 13:01 (5 days old)
Handled-By	: OGAWA Hirofumi [off-list ref]


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15880
Subject		: Very bad regression from 2.6.33 as of 1600f9def
Submitter	: Alex Elsayed [off-list ref]
Date		: 2010-04-29 2:28 (11 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127250825306178&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15863
Subject		: 2.6.34-rc5-git7 (plus all patches) -- another suspicious rcu_dereference_check() usage.
Submitter	: Miles Lane [off-list ref]
Date		: 2010-04-27 0:51 (13 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127232949104878&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15862
Subject		: 2.6.34-rc4/5: iwlagn unusable until reload
Submitter	: Nico Schottelius [off-list ref]
Date		: 2010-04-27 7:49 (13 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127235784004839&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15858
Subject		: [2.6.34-rc5] bad page state copying to/from HFS+ filesystem...
Submitter	: Daniel J Blueman [off-list ref]
Date		: 2010-04-25 21:14 (15 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127223008621881&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15805
Subject		: reiserfs locking
Submitter	: Alexander Beregalov [off-list ref]
Date		: 2010-04-15 21:02 (25 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127136535323933&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15788
Subject		: external usb sound card doesn't work after resume
Submitter	: François Valenduc [off-list ref]
Date		: 2010-04-15 10:16 (25 days old)


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15717
Subject		: bluetooth oops
Submitter	: Pavel Machek [off-list ref]
Date		: 2010-03-14 20:14 (57 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126859771528426&w=4
Handled-By	: Marcel Holtmann [off-list ref]


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15713
Subject		: hackbench regression due to commit 9dfc6e68bfe6e
Submitter	: Alex Shi [off-list ref]
Date		: 2010-03-25 8:40 (46 days old)
First-Bad-Commit: http://git.kernel.org/linus/9dfc6e68bfe6ee452efb1a4e9ca26a9007f2b864
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126950632920682&w=4
Handled-By	: Christoph Lameter [off-list ref]
		  Pekka Enberg [off-list ref]


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15712
Subject		: [regression] 2.6.34-rc1 to -rc3 on zaurus: no longer boots
Submitter	: Pavel Machek [off-list ref]
Date		: 2010-04-01 6:06 (39 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127010200817402&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15704
Subject		: [r8169] WARNING: at net/sched/sch_generic.c
Submitter	: Sergey Senozhatsky [off-list ref]
Date		: 2010-03-31 10:21 (40 days old)
Message-ID	: <<[off-list ref]>>
References	: http://marc.info/?l=linux-kernel&m=127003090406108&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15673
Subject		: 2.6.34-rc2: "ima_dec_counts: open/free imbalance"?
Submitter	: Thomas Meyer [off-list ref]
Date		: 2010-03-28 11:31 (43 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126977593326800&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15671
Subject		: intel graphic card hanging (Hangcheck timer elapsed... GPU hung)
Submitter	: Norbert Preining [off-list ref]
Date		: 2010-03-27 16:11 (44 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126970883105262&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15669
Subject		: INFO: suspicious rcu_dereference_check()
Submitter	: Zdenek Kabelac [off-list ref]
Date		: 2010-03-08 1:26 (63 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126801163107713&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15664
Subject		: Graphics hang and kernel backtrace when starting Azureus with Compiz enabled
Submitter	: Alex Villacis Lasso [off-list ref]
Date		: 2010-04-01 01:09 (39 days old)


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15659
Subject		: [Regresion] [2.6.34-rc1] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
Submitter	: Maciej Rutecki [off-list ref]
Date		: 2010-03-25 20:04 (46 days old)
Message-ID	: <[off-list ref]>
References	: http://marc.info/?l=linux-kernel&m=126954749618319&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15610
Subject		: fsck leads to swapper - BUG: unable to handle kernel NULL pointer dereference & panic
Submitter	: Ozgur Yuksel [off-list ref]
Date		: 2010-03-22 15:59 (49 days old)


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15601
Subject		: [BUG] SLOB breaks Crypto
Submitter	: michael-dev-1SGGS//iJ+Y38rf8aCqVIw@public.gmane.org
Date		: 2010-03-15 13:39 (56 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=126866044724539&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15590
Subject		: 2.6.34-rc1: regression: ^Z no longer stops sound
Submitter	: Pavel Machek [off-list ref]
Date		: 2010-03-14 7:58 (57 days old)
Message-ID	: <[off-list ref]>
References	: http://marc.info/?l=linux-kernel&m=126855353122623&w=2


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15589
Subject		: 2.6.34-rc1: Badness at fs/proc/generic.c:316
Submitter	: Christian Kujau [off-list ref]
Date		: 2010-03-13 23:53 (58 days old)
Message-ID	: <[off-list ref]>
References	: http://marc.info/?l=linux-kernel&m=126852442903680&w=2


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

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15768
Subject		: Incorrectly calculated free blocks result in ENOSPC from writepage
Submitter	: Dmitry Monakhov [off-list ref]
Date		: 2010-04-12 11:24 (28 days old)
Handled-By	: Dmitry Monakhov [off-list ref]
Patch		: http://patchwork.ozlabs.org/patch/49989/


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15729
Subject		: BUG: physmap modprobe & rmmod
Submitter	: Randy Dunlap [off-list ref]
Date		: 2010-04-02 20:40 (38 days old)
Message-ID	: [off-list ref]
References	: http://marc.info/?l=linux-kernel&m=127024096210230&w=2
Handled-By	: Hartley Sweeten [off-list ref]
Patch		: https://patchwork.kernel.org/patch/90497/


Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=15505
Subject		: No more b43 wireless interface since 2.6.34-rc1
Submitter	: Christian Casteyde [off-list ref]
Date		: 2010-03-10 06:59 (61 days old)
Handled-By	: Yinghai Lu [off-list ref]
Patch		: https://bugzilla.kernel.org/show_bug.cgi?id=15505#c11


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 2.6.33,
unresolved as well as resolved, at:

http://bugzilla.kernel.org/show_bug.cgi?id=15310

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

Thanks!
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