2.6.39-rc3-git7: Reported regressions from 2.6.38

Rafael J. Wysocki rjw at sisk.pl
Sun Apr 17 05:52:34 PDT 2011

This message contains a list of some regressions from 2.6.38,
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 2.6.38, 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
  2011-04-17       17       11          10

Unresolved regressions

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33342
Subject		: [2.6.39-rc2][bisected] Constant DISK_MEDIA_CHANGE_EVENTS from CDROM drive.
Submitter	: Shaun Ruffell <sruffell at digium.com>
Date		: 2011-04-08 20:15 (10 days old)
Message-ID	: <20110408201513.GA3040 at digium.com>
References	: http://marc.info/?l=linux-kernel&m=130229371907209&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33272
Subject		: drm related hard-hang
Submitter	: Peter Teoh <htmldeveloper at gmail.com>
Date		: 2011-04-14 01:29 (4 days old)

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33242
Subject		: Lockdep splat in autofs with 2.6.39-rc2
Submitter	: Nick Bowler <nbowler at elliptictech.com>
Date		: 2011-04-07 19:44 (11 days old)
Message-ID	: <20110407194403.GA29404 at elliptictech.com>
References	: http://marc.info/?l=linux-kernel&m=130220545614682&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33142
Subject		: 2.6.39-rc2 regression: X201s fails to resume b77dcf8460ae57d4eb9fd3633eb4f97b8fb20716
Submitter	: Keith Packard <keithp at keithp.com>
Date		: 2011-04-06 7:44 (12 days old)
Message-ID	: <yun1v1fj024.fsf at aiko.keithp.com>
References	: http://marc.info/?l=linux-kernel&m=130207593728273&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33102
Subject		: File's copied from client->linux server only copy 1st 64K data;rest is lost
Submitter	: Linda Walsh <lkml at tlinx.org>
Date		: 2011-04-11 22:12 (7 days old)

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33092
Subject		: [regression] 2.6.39-rc1 - Beagleboard usbnet broken
Submitter	: Mark Jackson <mpfj-list at mimc.co.uk>
Date		: 2011-04-04 9:22 (14 days old)
First-Bad-Commit: http://git.kernel.org/linus/087809fce28f50098d9c3ef1a6865c722f23afd2
Message-ID	: <4D998DC9.3040109 at mimc.co.uk>
References	: http://marc.info/?l=linux-kernel&m=130191386508831&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=32982
Subject		: Kernel locks up a few minutes after boot
Submitter	: Bart Van Assche <bart.vanassche at gmail.com>
Date		: 2011-04-10 19:55 (8 days old)

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=32902
Subject		: 2.6.39-rc1 doesn't boot on thinkpad t61p x86_64
Submitter	: Alex Romosan <romosan at sycorax.lbl.gov>
Date		: 2011-04-03 19:41 (15 days old)
Message-ID	: <87k4fbnmw8.fsf at sycorax.lbl.gov>
References	: http://marc.info/?l=linux-kernel&m=130186054431678&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=32892
Subject		: 2.6.39-rc1 data corruption with rtorrent
Submitter	: Jindrich Makovicka <makovick at gmail.com>
Date		: 2011-04-02 20:21 (16 days old)
Message-ID	: <20110402222118.3b5c2fa8 at holly>
References	: http://marc.info/?l=linux-kernel&m=130177570309226&w=2

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=32262
Subject		: 2.6.38-git15+  IDE hangs boot
Submitter	: Pete Clements <clem at clem.clem-digital.net>
Date		: 2011-03-25 15:38 (24 days old)
Message-ID	: <201103251538.p2PFc11i001674 at clem.clem-digital.net>
References	: http://marc.info/?l=linux-kernel&m=130106749313695&w=2

Regressions with patches

Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=33252
Subject		: [regression 2.6.39-rc2][bisected] "perf, x86: P4 PMU - Read proper MSR register to catch" and NMIs
Submitter	: Shaun Ruffell <sruffell at digium.com>
Date		: 2011-04-06 22:30 (12 days old)
First-Bad-Commit: http://git.kernel.org/linus/242214f9c1eeaae40eca11e3b4d37bfce960a7cd
Message-ID	: <20110406223036.GA15721 at digium.com>
References	: http://marc.info/?l=linux-kernel&m=130212907032580&w=2
Handled-By	: Don Zickus <dzickus at redhat.com>
Patch		: http://cache.gmane.org//gmane/linux/kernel/1125621-001.bin

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

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 2.6.38,
unresolved as well as resolved, at:


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


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