2.6.29-rc2-git1: Reported regressions from 2.6.28

Rafael J. Wysocki
2009-01-19T23:48:17Z

This message contains a list of some regressions from 2.6.28, 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 2.6.28, 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
----------------------------------------
2009-01-20 38 35 27
2009-01-11 13 13 10

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

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12511
Subject : WARNING: at drivers/dma/dmaengine.c:352
Submitter : Ingo Molnar <mingo@elte.hu>
Date : 2009-01-19 21:31 (1 days old)
References : http://marc.info/?l=linux-kernel&m=123240070614443&w=4
Handled-By : Dan Williams <dan.j.williams@intel.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12510
Subject : 2.6.29-rc2 dies on startup
Submitter : Ferenc Wagner <wferi@niif.hu>
Date : 2009-01-19 12:53 (1 days old)
References : http://marc.info/?l=linux-kernel&m=123236969321703&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12508
Subject : "powerpc/pci: Reserve legacy regions on PCI" broke my G3
Submitter : Mikael Pettersson <mikpe@it.uu.se>
Date : 2009-01-17 22:46 (3 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c1f343028d35ba4e88cd4a3c44e0d8b8a84264ee
References : http://marc.info/?l=linux-kernel&m=123223247325452&w=4
Handled-By : Benjamin Herrenschmidt <benh@kernel.crashing.org>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12507
Subject : e100: netconsole not functional because of missing firmware
Submitter : Andrey Borzenkov <arvidjaar@mail.ru>
Date : 2009-01-17 16:08 (3 days old)
References : http://marc.info/?l=linux-kernel&m=123220854426857&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12506
Subject : Undefined symbols when CONFIG_MFD_PCF50633 is enabled
Submitter : Ozan Çağlayan <ozan@pardus.org.tr>
Date : 2009-01-17 10:56 (3 days old)
References : http://marc.info/?l=linux-kernel&m=123218991104592&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12505
Subject : 2.6.29-rc1 Firefox crashing on page load
Submitter : Justin Madru <jdm64@gawab.com>
Date : 2009-01-16 20:56 (4 days old)
References : http://marc.info/?l=linux-kernel&m=123213941914274&w=4
Handled-By : Justin P. Mattock <justinmattock@gmail.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12504
Subject : 2.6.29-rc1 vs selinux
Submitter : Gene Heskett <gene.heskett@gmail.com>
Date : 2009-01-16 8:21 (4 days old)
References : http://marc.info/?l=linux-kernel&m=123209412832287&w=4
Handled-By : Stephen Smalley <sds@tycho.nsa.gov>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12503
Subject : [slab corruption] BUG key_jar: Poison overwritten
Submitter : Ingo Molnar <mingo@elte.hu>
Date : 2009-01-15 18:16 (5 days old)
References : http://marc.info/?l=linux-kernel&m=123204353425825&w=4
Handled-By : David Howells <dhowells@redhat.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12502
Subject : pipe_read oops on sh
Submitter : Adrian McMenamin <lkmladrian@gmail.com>
Date : 2009-01-15 9:48 (5 days old)
References : http://marc.info/?l=linux-kernel&m=123201298005600&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12501
Subject : build bug in eeepc-laptop.c
Submitter : Ingo Molnar <mingo@elte.hu>
Date : 2009-01-14 17:25 (6 days old)
References : http://lkml.org/lkml/2009/1/14/315

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12499
Subject : Problem with using bluetooth adaper connected to usb port
Submitter : Maciej Rutecki <maciej.rutecki@gmail.com>
Date : 2009-01-13 18:34 (7 days old)
References : http://marc.info/?l=linux-kernel&m=123187185426236&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12498
Subject : OOPS and panic on 2.6.29-rc1 on xen-x86
Submitter : Bryan Donlan <bdonlan@gmail.com>
Date : 2009-01-12 17:26 (8 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e97a630eb0f5b8b380fd67504de6cedebb489003
References : http://marc.info/?l=linux-kernel&m=123178178029065&w=4
Handled-By : Nick Piggin <npiggin@suse.de>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12497
Subject : new barrier warnings in 2.6.29-rc1
Submitter : Christoph Hellwig <hch@lst.de>
Date : 2009-01-12 15:46 (8 days old)
References : http://marc.info/?l=linux-kernel&m=123177528217154&w=4
Handled-By : Jens Axboe <jens.axboe@oracle.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12494
Subject : Sony backlight regression from 2.6.28 to 29-rc
Submitter : Norbert Preining <preining@logic.at>
Date : 2009-01-19 8:14 (1 days old)
References : http://marc.info/?l=linux-acpi&m=123235286829512&w=4
Handled-By : Mattia Dongili <malattia@linux.it>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12491
Subject : i915 lockdep warning
Submitter : Brandeburg, Jesse <jesse.brandeburg@intel.com>
Date : 2009-01-13 23:17 (7 days old)
References : http://marc.info/?l=linux-kernel&m=123188898423532&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12490
Subject : ath5k related kernel panic in 2.6.29-rc1
Submitter : Sergey S. Kostyliov <rathamahata@gmail.com>
Date : 2009-01-12 7:38 (8 days old)
References : http://marc.info/?l=linux-kernel&m=123174591509586&w=4
Handled-By : Bob Copeland <me@bobcopeland.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12469
Subject : XFS : Corruption of in-memory data
Submitter : Haphaeu <phreytaz@gmail.com>
Date : 2009-01-17 10:57 (3 days old)

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12468
Subject : Crash in acpi_cpufreq_init
Submitter : Alex Riesen <fork0@users.sf.net>
Date : 2009-01-17 10:47 (3 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=50c668d678fd01284799a6e4f1b91829d83cb9ed

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12444
Subject : X hangs following switch from radeonfb console - Bisected
Submitter : Graham Murray <graham@gmurray.org.uk>
Date : 2009-01-13 14:03 (7 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c1c2871a6a3a114853ec6836e9035ac1c0c7f7a

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12441
Subject : Xorg can't use dri on radeon X1950 AGP
Submitter : Daniel Vetter <daniel@ffwll.ch>
Date : 2009-01-13 05:20 (7 days old)

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12419
Subject : possible circular locking dependency on i915 dma
Submitter : Wang Chen <wangchen@cn.fujitsu.com>
Date : 2009-01-08 14:11 (12 days old)
References : http://marc.info/?l=linux-kernel&m=123142399720125&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12418
Subject : Repeated ioctl(4, 0x40046445, ..) loop in glxgears
Submitter : Pallipadi, Venkatesh <venkatesh.pallipadi@intel.com>
Date : 2009-01-07 22:43 (13 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c1c2871a6a3a114853ec6836e9035ac1c0c7f7a
References : http://marc.info/?l=linux-kernel&m=123136836213319&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12417
Subject : glx performance drop with: "x86: PAT: implement track/untrack of pfnmap regions for x86 - v3"
Submitter : Alexey Fisher <bug-track@fisher-privat.net>
Date : 2009-01-06 18:46 (14 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5899329b19100c0b82dc78e9b21ed8b920c9ffb3
References : http://marc.info/?l=linux-kernel&m=123126782822696&w=4
Handled-By : Pallipadi, Venkatesh <venkatesh.pallipadi@intel.com>

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12416
Subject : Recent change to kernel spikes out ccache/distcc
Submitter : Theodore Ts'o <tytso@mit.edu>
Date : 2009-01-06 15:15 (14 days old)
References : http://marc.info/?l=linux-kernel&m=123125495000603&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12415
Subject : WARNING: at drivers/net/wireless/iwlwifi/iwl-sta.c:689
Submitter : Christian Borntraeger <borntraeger@de.ibm.com>
Date : 2009-01-05 10:36 (15 days old)
References : http://marc.info/?l=linux-wireless&m=123115178019082&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12414
Subject : iwl4965 cannot use "ap auto" on latest 2.6.28/29?
Submitter : Jeff Chua <jeff.chua.linux@gmail.com>
Date : 2009-01-05 4:13 (15 days old)
References : http://marc.info/?l=linux-kernel&m=123112882127823&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12402
Subject : 2.6.29-rc: kernel BUG at fs/xfs/support/debug.c:108
Submitter : Alexander Beregalov <a.beregalov@gmail.com>
Date : 2009-01-09 04:41 (11 days old)
References : http://thread.gmane.org/gmane.comp.file-systems.xfs.general/27548
Handled-By : Christoph Hellwig <hch@infradead.org>

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

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12509
Subject : lockdep report. fb_mmap vs sys_mmap2
Submitter : Dave Jones <davej@redhat.com>
Date : 2009-01-17 18:19 (3 days old)
References : http://lkml.org/lkml/2009/1/17/176
Handled-By : Andrea Righi <righi.andrea@gmail.com>
Patch : http://marc.info/?l=linux-kernel&m=123231032115956&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12496
Subject : swsusp cannot find resume device (sometimes)
Submitter : Rafael J. Wysocki <rjw@sisk.pl>
Date : 2009-01-09 12:24 (11 days old)
References : http://marc.info/?l=linux-kernel&m=123150395731165&w=4
Handled-By : Arjan van de Ven <arjan@infradead.org>
Patch : http://marc.info/?l=linux-kernel&m=123156441218358&w=4
http://marc.info/?t=123156453100002&r=1&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12495
Subject : thinkpad problems during resume
Submitter : Christian Borntraeger <borntraeger@de.ibm.com>
Date : 2009-01-17 15:48 (3 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e39ad415ac15116df213dfa2aa2a4f1b0857af9c
References : http://marc.info/?l=linux-kernel&m=123220746125479&w=4
http://marc.info/?l=linux-kernel&m=123170361827197&w=4
Handled-By : Mike Travis <travis@sgi.com>
Patch : http://lkml.org/lkml/2009/1/16/375
http://lkml.org/lkml/2009/1/16/376
http://lkml.org/lkml/2009/1/16/378

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12493
Subject : ACPI related kernel panic when booting 2.6.29-rc2
Submitter : Peter Klotz <peter.klotz@aon.at>
Date : 2009-01-17 20:47 (3 days old)
References : http://marc.info/?l=linux-acpi&m=123222565017047&w=4
Handled-By : Alexey Starikovskiy <aystarik@gmail.com>
Tero Roponen <tero.roponen@gmail.com>
Patch : http://marc.info/?l=linux-acpi&m=123223261225680&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12427
Subject : cpumask change causes sparc build bustage
Submitter : David Miller <davem@davemloft.net>
Date : 2009-01-11 8:31 (9 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=588235bb53f2c215f0d4b08fd30b461fedc3338e
References : http://marc.info/?l=linux-kernel&m=123166268013838&w=4
Handled-By : David Miller <davem@davemloft.net>
Patch : http://marc.info/?l=linux-kernel&m=123167571525706&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12422
Subject : 2.6.28-git can't resume from str
Submitter : Jeff Chua <jeff.chua.linux@gmail.com>
Date : 2009-01-10 1:39 (10 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a0d4922da2e4ccb0973095d8d29f36f6b1b5f703
References : http://marc.info/?l=linux-kernel&m=123155157909282&w=4
http://marc.info/?l=linux-kernel&m=123167815028388&w=4
Handled-By : Rafael J. Wysocki <rjw@sisk.pl>
Patch : http://lkml.org/lkml/2009/1/13/144

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12400
Subject : git-latest: kernel oops in IOMMU setup
Submitter : Dirk Hohndel <hohndel@infradead.org>
Date : 2009-01-08 20:05 (12 days old)
References : http://marc.info/?l=linux-kernel&m=123144520124853&w=4
Handled-By : Dirk Hohndel <hohndel@infradead.org>
Patch : http://marc.info/?l=linux-kernel&m=123152033725557&w=4

Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12399
Subject : USB wakeup problem on multiple machines
Submitter : Rafael J. Wysocki <rjw@sisk.pl>
Date : 2009-01-08 7:35 (12 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6fd9086a518d4f14213a32fe6c9ac17fabebbc1e
References : http://marc.info/?l=linux-kernel&m=123140019117968&w=4
Handled-By : Alan Stern <stern@rowland.harvard.edu>
Patch : http://marc.info/?l=linux-usb&m=123186456612410&w=4

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 2.6.28,
unresolved as well as resolved, at:

http://bugzilla.kernel.org/show_bug.cgi?id=12398

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

Thanks,
Rafael