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
----------------------------------------
2010-02-01 85 26 21
2010-01-24 75 29 23
2010-01-10 55 33 21
2009-12-29 36 34 27
Unresolved regressions
----------------------
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15202
Subject : lockdep warning during elevator_switch
Submitter : Hugh Dickins <hugh.d...@tiscali.co.uk>
Date : 2010-01-31 23:55 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126498212613051&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15200
Subject : NFS problems in 2.6.33-rc6: Unknown error 526
Submitter : J.A. Magallón <jamag...@ono.com>
Date : 2010-01-31 22:46 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126497800408928&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15199
Subject : sata_nv and no /dev files
Submitter : Bartłomiej Zimoń <uz...@o2.pl>
Date : 2010-01-31 23:45 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126498153112488&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15196
Subject : kmem_cache_create: duplicate cache ccid2_h
Submitter : Heinz Diehl <h...@fancy-poultry.org>
Date : 2010-01-30 18:33 (2 days old)
References : http://marc.info/?l=linux-kernel&m=126487640324942&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15192
Subject : netperf ~50% regression with 2.6.33-rc1, bisect to 1b9508f
Submitter : Lin Ming <ming....@intel.com>
Date : 2010-01-25 10:03 (7 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1b9508f6831e10d53256825de8904caa22d1ca2c
References : http://marc.info/?l=linux-kernel&m=126441481427331&w=4
Handled-By : Mike Galbraith <efa...@gmx.de>
Peter Zijlstra <pet...@infradead.org>
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15144
Subject : HDA Intel Audio hang on boot
Submitter : Sid Boyce <sbo...@blueyonder.co.uk>
Date : 2010-01-15 1:24 (17 days old)
References : http://marc.info/?l=linux-kernel&m=126351866722507&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15142
Subject : "INFO: possible circular locking dependency detected"
Submitter : Matti Aarnio <matti.aarnio--...@zmailer.org>
Date : 2010-01-25 13:38 (7 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15139
Subject : e1000: transmit queue 0 timed out
Submitter : Alexander Beregalov <a.ber...@gmail.com>
Date : 2010-01-23 15:37 (9 days old)
References : http://marc.info/?l=linux-netdev&m=126426149306083&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15138
Subject : evdev regression on macbook
Submitter : Guillaume Chazarain <gui...@gmail.com>
Date : 2010-01-23 18:53 (9 days old)
References : http://marc.info/?l=linux-kernel&m=126427286219235&w=4
Handled-By : Dmitry Torokhov <dmitry....@gmail.com>
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15125
Subject : hung task - jbd2/dm-1-8 (during raid rebuild)
Submitter : Michael Breuer <mbr...@majjas.com>
Date : 2010-01-10 21:47 (22 days old)
References : http://marc.info/?l=linux-kernel&m=126316012025978&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15124
Subject : PCI host bridge windows ignored (works with pci=use_crs)
Submitter : Jeff Garrett <je...@jgarrett.org>
Date : 2010-01-13 5:37 (19 days old)
References : http://marc.info/?l=linux-kernel&m=126336296600307&w=4
Handled-By : Yinghai Lu <yin...@kernel.org>
Bjorn Helgaas <bjorn....@hp.com>
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15119
Subject : iwl_bg_scan_completed: WARN on scan complete
Submitter : Alex Zhavnerchik <alex....@gmail.com>
Date : 2010-01-24 12:27 (8 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15114
Subject : X.org hang with [drm:i915_gem_do_execbuffer] *ERROR* in dmesg
Submitter : Matej Laitl <str...@gmail.com>
Date : 2010-01-23 19:54 (9 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15076
Subject : System panic under load with clockevents_program_event
Submitter : okias <d.o...@gmail.com>
Date : 2010-01-17 13:03 (15 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15043
Subject : Display goes off with i915.powersave=1 after suspend-resume
Submitter : Soeren Sonnenburg <so...@debian.org>
Date : 2010-01-10 20:09 (22 days old)
References : http://marc.info/?l=linux-kernel&m=126315457519505&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15036
Subject : soft lockup in dmesg after suspend/resume
Submitter : ykzhao <yakui...@intel.com>
Date : 2010-01-04 5:36 (28 days old)
References : http://marc.info/?l=linux-kernel&m=126258356202722&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15025
Subject : Oops in ext4 driver
Submitter : Steinar H. Gunderson <sgund...@bigfoot.com>
Date : 2010-01-10 13:09 (22 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14999
Subject : possible circular locking dependency detected in rfkill at suspend
Submitter : Christian Casteyde <casteyde....@free.fr>
Date : 2010-01-06 21:52 (26 days old)
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14950
Subject : tbench regression with 2.6.33-rc1
Submitter : Lin Ming <ming....@intel.com>
Date : 2009-12-25 11:11 (38 days old)
References : http://marc.info/?l=linux-kernel&m=126174044213172&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14937
Subject : WARNING: at kernel/lockdep.c:2830
Submitter : Grant Wilson <grant....@zen.co.uk>
Date : 2009-12-27 13:35 (36 days old)
References : http://marc.info/?l=linux-kernel&m=126192220404829&w=4
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14792
Subject : Misdetection of the TV output
Submitter : Santi <sa...@agolina.net>
Date : 2009-12-12 13:28 (51 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=27dfaf4f5825a119305db1bc63bef30ed400e376
Handled-By : Zhao Yakui <yakui...@intel.com>
Regressions with patches
------------------------
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15198
Subject : Radeon KMS regression
Submitter : Kevin Winchester <kjwinc...@gmail.com>
Date : 2010-01-30 17:18 (2 days old)
First-Bad-Commit: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=42590a75019a50012f25a962246498dead428433
References : http://marc.info/?l=linux-kernel&m=126487191019612&w=4
Handled-By : FUJITA Tomonori <fujita....@lab.ntt.co.jp>
Patch : http://patchwork.kernel.org/patch/75023/
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15195
Subject : kernel BUG at include/net/netns/generic.h:41, pfkey_create+0x36/0x18b [af_key]
Submitter : Luca Tettamanti <kron...@gmail.com>
Date : 2010-01-30 13:23 (2 days old)
References : http://marc.info/?l=linux-netdev&m=126485785004775&w=4
Handled-By : Alexey Dobriyan <adob...@gmail.com>
Patch : http://patchwork.kernel.org/patch/75891/
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15039
Subject : leds_alix2: can't allocate I/O for GPIO
Submitter : Arnd Hannemann <hann...@nets.rwth-aachen.de>
Date : 2010-01-07 10:26 (25 days old)
References : http://marc.info/?l=linux-kernel&m=126286001106257&w=4
Handled-By : Daniel Mack <dan...@caiaq.de>
Patch : http://patchwork.kernel.org/patch/72006/
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 <petk...@googlemail.com>
Date : 2009-12-26 9:45 (37 days old)
References : http://marc.info/?l=linux-kernel&m=126182073616279&w=4
Handled-By : Eric W. Biederman <ebie...@aristanetworks.com>
Patch : http://patchwork.kernel.org/patch/70461/
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 <speedybo...@hotmail.com>
Date : 2009-12-12 13:06 (51 days old)
Handled-By : Ben Hutchings <b...@decadent.org.uk>
Patch : http://patchwork.kernel.org/patch/72073/
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
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The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15144
Subject : HDA Intel Audio hang on boot
Submitter : Sid Boyce <sbo...@blueyonder.co.uk>
Date : 2010-01-15 1:24 (17 days old)
References : http://marc.info/?l=linux-kernel&m=126351866722507&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15076
Subject : System panic under load with clockevents_program_event
Submitter : okias <d.o...@gmail.com>
Date : 2010-01-17 13:03 (15 days old)
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
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 <petk...@googlemail.com>
Date : 2009-12-26 9:45 (37 days old)
References : http://marc.info/?l=linux-kernel&m=126182073616279&w=4
Handled-By : Eric W. Biederman <ebie...@aristanetworks.com>
Patch : http://patchwork.kernel.org/patch/70461/
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15114
Subject : X.org hang with [drm:i915_gem_do_execbuffer] *ERROR* in dmesg
Submitter : Matej Laitl <str...@gmail.com>
Date : 2010-01-23 19:54 (9 days old)
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14937
Subject : WARNING: at kernel/lockdep.c:2830
Submitter : Grant Wilson <grant....@zen.co.uk>
Date : 2009-12-27 13:35 (36 days old)
References : http://marc.info/?l=linux-kernel&m=126192220404829&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15200
Subject : NFS problems in 2.6.33-rc6: Unknown error 526
Submitter : J.A. Magallón <jamag...@ono.com>
Date : 2010-01-31 22:46 (1 days old)
References : http://marc.info/?l=linux-kernel&m=126497800408928&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14999
Subject : possible circular locking dependency detected in rfkill at suspend
Submitter : Christian Casteyde <casteyde....@free.fr>
Date : 2010-01-06 21:52 (26 days old)
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15195
Subject : kernel BUG at include/net/netns/generic.h:41, pfkey_create+0x36/0x18b [af_key]
Submitter : Luca Tettamanti <kron...@gmail.com>
Date : 2010-01-30 13:23 (2 days old)
References : http://marc.info/?l=linux-netdev&m=126485785004775&w=4
Handled-By : Alexey Dobriyan <adob...@gmail.com>
Patch : http://patchwork.kernel.org/patch/75891/
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15196
Subject : kmem_cache_create: duplicate cache ccid2_h
Submitter : Heinz Diehl <h...@fancy-poultry.org>
Date : 2010-01-30 18:33 (2 days old)
References : http://marc.info/?l=linux-kernel&m=126487640324942&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15036
Subject : soft lockup in dmesg after suspend/resume
Submitter : ykzhao <yakui...@intel.com>
Date : 2010-01-04 5:36 (28 days old)
References : http://marc.info/?l=linux-kernel&m=126258356202722&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15039
Subject : leds_alix2: can't allocate I/O for GPIO
Submitter : Arnd Hannemann <hann...@nets.rwth-aachen.de>
Date : 2010-01-07 10:26 (25 days old)
References : http://marc.info/?l=linux-kernel&m=126286001106257&w=4
Handled-By : Daniel Mack <dan...@caiaq.de>
Patch : http://patchwork.kernel.org/patch/72006/
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15025
Subject : Oops in ext4 driver
Submitter : Steinar H. Gunderson <sgund...@bigfoot.com>
Date : 2010-01-10 13:09 (22 days old)
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15138
Subject : evdev regression on macbook
Submitter : Guillaume Chazarain <gui...@gmail.com>
Date : 2010-01-23 18:53 (9 days old)
References : http://marc.info/?l=linux-kernel&m=126427286219235&w=4
Handled-By : Dmitry Torokhov <dmitry....@gmail.com>
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15125
Subject : hung task - jbd2/dm-1-8 (during raid rebuild)
Submitter : Michael Breuer <mbr...@majjas.com>
Date : 2010-01-10 21:47 (22 days old)
References : http://marc.info/?l=linux-kernel&m=126316012025978&w=4
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15142
Subject : "INFO: possible circular locking dependency detected"
Submitter : Matti Aarnio <matti.aarnio--...@zmailer.org>
Date : 2010-01-25 13:38 (7 days old)
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15124
Subject : PCI host bridge windows ignored (works with pci=use_crs)
Submitter : Jeff Garrett <je...@jgarrett.org>
Date : 2010-01-13 5:37 (19 days old)
References : http://marc.info/?l=linux-kernel&m=126336296600307&w=4
Handled-By : Yinghai Lu <yin...@kernel.org>
Bjorn Helgaas <bjorn....@hp.com>
The following bug entry is on the current list of known regressions
from 2.6.32. Please verify if it still should be listed and let me know
(either way).
Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15139
Subject : e1000: transmit queue 0 timed out
Submitter : Alexander Beregalov <a.ber...@gmail.com>
Date : 2010-01-23 15:37 (9 days old)
References : http://marc.info/?l=linux-netdev&m=126426149306083&w=4
Still not fixed in 2.6.33-rc6. Takashi wrote that the fix was scheduled
for 2.6.33-rc6, but it did not appear. I have gone back to using the
workaround with 2.6.33-rc6.
Regards
Sid.
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Cced Neil,
I think this one is introduced by commit
de4ef86cfce60d2250111f34f8a084e769f23b16,
passing char *slab_name_fmt as function parameter, but vsnprintf is
using sizeof(slab_name_fmt),
which is 8 (or 4 in 32bit kernel) instead of 32 as old version.
Does following patch resolve this bug, Heinz?
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 57dfb9c..6e52879 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -77,13 +77,14 @@ int ccid_getsockopt_builtin_ccids(struct sock *sk, int len,
return err;
}
-static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char
*slab_name_fmt, const char *fmt,...)
+static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char
*slab_name_fmt,
+ int length,const char *fmt,...)
{
struct kmem_cache *slab;
va_list args;
va_start(args, fmt);
- vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args);
+ vsnprintf(slab_name_fmt, length, fmt, args);
va_end(args);
slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) +
obj_size, 0,
@@ -104,6 +105,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops)
ccid_ops->ccid_hc_rx_slab =
ccid_kmem_cache_create(ccid_ops->ccid_hc_rx_obj_size,
ccid_ops->ccid_hc_rx_slab_name,
+
sizeof(ccid_ops->ccid_hc_rx_slab_name),
"ccid%u_hc_rx_sock",
ccid_ops->ccid_id);
if (ccid_ops->ccid_hc_rx_slab == NULL)
@@ -112,6 +114,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops)
ccid_ops->ccid_hc_tx_slab =
ccid_kmem_cache_create(ccid_ops->ccid_hc_tx_obj_size,
ccid_ops->ccid_hc_tx_slab_name,
+
sizeof(ccid_ops->ccid_hc_tx_slab_name),
"ccid%u_hc_tx_sock",
ccid_ops->ccid_id);
if (ccid_ops->ccid_hc_tx_slab == NULL)
should be closed.
YH
It just slipped from rc6 due to my busy load.
The pull request was sent yesterday.
Takashi
2010/2/1, Rafael J. Wysocki <r...@sisk.pl>:
> This message has been generated automatically as a part of a report
> of recent regressions.
>
> The following bug entry is on the current list of known regressions
> from 2.6.32. Please verify if it still should be listed and let me know
> (either way).
>
>
> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15076
> Subject : System panic under load with clockevents_program_event
> Submitter : okias <d.o...@gmail.com>
> Date : 2010-01-17 13:03 (15 days old)
>
>
>
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> On Mon, Feb 1, 2010 at 8:22 AM, Rafael J. Wysocki <r...@sisk.pl> wrote:
>> This message has been generated automatically as a part of a report
>> of recent regressions.
>>
>> The following bug entry is on the current list of known regressions
>> from 2.6.32. �Please verify if it still should be listed and let me know
>> (either way).
>>
>>
>> Bug-Entry � � � : http://bugzilla.kernel.org/show_bug.cgi?id=15196
>> Subject � � � � : kmem_cache_create: duplicate cache ccid2_h
>> Submitter � � � : Heinz Diehl <h...@fancy-poultry.org>
>> Date � � � � � �: 2010-01-30 18:33 (2 days old)
>> References � � �: http://marc.info/?l=linux-kernel&m=126487640324942&w=4
>
> Cced Neil,
>
> I think this one is introduced by commit
> de4ef86cfce60d2250111f34f8a084e769f23b16,
> passing char *slab_name_fmt as function parameter, but vsnprintf is
> using sizeof(slab_name_fmt),
> which is 8 (or 4 in 32bit kernel) instead of 32 as old version.
>
> Does following patch resolve this bug, Heinz?
There seems to be even more to this than that. Neils
patch seems to need completely reverting.
See the patch set posted by Gerrit Renker:
http://marc.info/?l=linux-netdev&m=126500585823775&w=2
http://marc.info/?l=linux-netdev&m=126500591923880&w=2
Dave, some of this doesn't make the least bit of sense to me. I get the sizeof
error, thats clear (and I apologize, I should have seen that), but Gerrits
revert of the dccp_probe changes is non-sensical. I'm not sure I even follow
the comments:
>Previously (during about 4 years of this module's history) there had never
>been a problem with the 'silent dependency' that the commit tried to fix:
>this dependency is deliberate and required, since dccp_probe performs probing
>of dccp connections and hence needs to know about dccp internals.
He claims this dependency is deliberate and requires, to which I agree, but he
would seem to fix that by making the dccp_probe module error out in the event
that dccp wasn't loaded. Why bother with that?
Neil
> He claims this dependency is deliberate and requires, to which I agree, but he
> would seem to fix that by making the dccp_probe module error out in the event
> that dccp wasn't loaded. Why bother with that?
Neil, please get into the thread Gerrit started so he can see your
questions and responses too.
I already chided him for not CC:'ing you in the first place, guys
stop hiding from eachother :-)
Neil
> Does following patch resolve this bug, Heinz?
[....]
The patch was completely malformed, don't know what happened on the way,
but I applied it by hand. Yes, it fixes the problem for me.
Thanks,
Heinz.
Yes, this is fixed.
--
Regards/Gruss,
Boris
Linus has already merged it, so I've closed the bug.
Rafael
Is there a fix in the Linus' tree?
Rafael
Thanks for the update.
Rafael
Do you mean "fixed" as "the fix is in the Linus' tree" or "fixed" as "the
patch fixed it for me"?
Rafael
Thanks, closed then.
Rafael
On Tue, Feb 02, 2010 at 09:46:45PM +0100, Rafael J. Wysocki wrote:
> On Monday 01 February 2010, Borislav Petkov wrote:
> > On Mon, Feb 1, 2010 at 1:22 AM, Rafael J. Wysocki <r...@sisk.pl> wrote:
> > > This message has been generated automatically as a part of a report
> > > of recent regressions.
> > >
> > > The following bug entry is on the current list of known regressions
> > > from 2.6.32. Please verify if it still should be listed and let me know
> > > (either way).
> > >
> > >
> > > 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 <petk...@googlemail.com>
> > > Date : 2009-12-26 9:45 (37 days old)
> > > References : http://marc.info/?l=linux-kernel&m=126182073616279&w=4
> > > Handled-By : Eric W. Biederman <ebie...@aristanetworks.com>
> > > Patch : http://patchwork.kernel.org/patch/70461/
> >
> > Yes, this is fixed.
>
> Do you mean "fixed" as "the fix is in the Linus' tree" or "fixed" as "the
> patch fixed it for me"?
Rather the second one, i.e. it fixes it for me. The patch is named
sysfs-cache-the-last-sysfs_dirent-to-improve-readdir-scalability-v2.patch
and is "stuck" in Greg's tree. Judging by the quilt series¹, the patch
is slated for submission after 2.6.33. This late in the game for .32,
I'm guessing maybe a stable backport after .33 is out?
[1] http://www.kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/patches/series
--
Regards/Gruss,
Boris.
Yes. The regression was caused by the addition of arch/x86/pci/intel_bus.c.
Jeff's patch: http://lkml.org/lkml/2010/1/27/449 is in Linus' tree as
commit e8e06eae4ffd68, and Jeff confirmed that it works for him.
Bjorn
Yes, it is fixed by commit e8e06eae4ffd683931b928f460c11c40cd3f7fd8
-Jeff
Thanks, closing.
Rafael
I guess so. Thanks!
Rafael
Thanks, closed.
Rafael
I added the line to hda_intel.c in 2.6.33-rc6 as I had oopses in
2.6.33-rc6-git1 that I haven't yet captured.
SND_PCI_QUIRK(0x1043, 0x829c, "ASUS", 0), /* nvidia */
The problem was still there. I shall have a further look later today.
Regards
Sid.
--
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--
I'll mark it for stable, I'd prefer to wait for .33 to come out before
sending it in.
thanks,
greg k-h
[....]
Quoting myself here...
> The patch was completely malformed, don't know what happened on the way,
> but I applied it by hand. Yes, it fixes the problem for me.
Xiaotiangs patch quoted in the thread listed here (coming via kernel.org's
bugtracker)
http://patchwork.kernel.org/patch/76023/
is missing some lines, and the patch attached at the end of the
thread is incomplete and malformed, as reported earlier. I guess this is
how it should have looked like (please correct me if I'm wrong):
--- /a/ccid.c 2010-02-06 23:17:12.000000000 +0100
+++ /b/ccid.c 2010-02-07 09:50:40.000000000 +0100
@@ -77,13 +77,13 @@
return err;
}
-static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_fmt, const char *fmt,...)
+static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_fmt, int length, const char *fmt,...)
{
struct kmem_cache *slab;
va_list args;
va_start(args, fmt);
- vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args);
+ vsnprintf(slab_name_fmt, length, fmt, args);
va_end(args);
slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) + obj_size, 0,
@@ -104,6 +104,7 @@
ccid_ops->ccid_hc_rx_slab =
ccid_kmem_cache_create(ccid_ops->ccid_hc_rx_obj_size,
ccid_ops->ccid_hc_rx_slab_name,
+ sizeof(ccid_ops->ccid_hc_rx_slab_name),
"ccid%u_hc_rx_sock",
ccid_ops->ccid_id);
if (ccid_ops->ccid_hc_rx_slab == NULL)
@@ -112,6 +113,7 @@
ccid_ops->ccid_hc_tx_slab =
ccid_kmem_cache_create(ccid_ops->ccid_hc_tx_obj_size,
ccid_ops->ccid_hc_tx_slab_name,
+ sizeof(ccid_ops->ccid_hc_tx_slab_name),
"ccid%u_hc_tx_sock",
ccid_ops->ccid_id);
if (ccid_ops->ccid_hc_tx_slab == NULL)
--
Thanks, I updated the bug entry with a link to your patch below.
Rafael
Up to 2.6.33-rc8 still needs the work around in
/etc/modprobe.d/50-sound.conf, so the kernel blacklist fix does not work.
# less /etc/modprobe.d/50-sound.conf
options slots=snd-hda-intel
# 9LTX.vLXC8EvZgR7:MCP55 High Definition Audio
alias snd-card-0 snd-hda-intel
options snd-hda-intel enable_msi=0
Regards
Sid.
--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support
Specialist, Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks
--
Thanks for the update.
I'll be sending a summary regression report later today with a follow-up
message regarding this bug. You won't need to reply to that one.
Rafael
Check the kernel message. Don't you have a message like "hda_intel:
msi for device 1043:829c set to 0"? Otherwise give alsa-info.sh
again.
But, essentially this is a problem of your mobo and Linux MSI
handling, not exactly a driver issue, IMO...
I guess the problem will go away if you remove your another sound card
on the PCI slot. Or maybe it'd work even by moving to another
slot...
Takashi
tindog:/usr/src/linux-2.6.33-rc8 # grep 1043 ./sound/pci/hda/hda_intel.c
SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
SND_PCI_QUIRK(0x1043, 0x829c, "ASUS", 0), /* nvidia */
I shall change the 0x81f2 to 0x81f6 and test.
> But, essentially this is a problem of your mobo and Linux MSI
> handling, not exactly a driver issue, IMO...
>
I think you are correct, could be the motherboard or BIOS. I have tried
a number of BIOS versions with the same result. I am about to change to
a Asus Crosshair III motherboard in a few days when the memory arrives.
It also wouldn't boot if I have kgdb enabled in .config, I get a stream
of Traces with "Tainted".
> I guess the problem will go away if you remove your another sound card
> on the PCI slot. Or maybe it'd work even by moving to another
> slot...
>
It's the on-board sound. Before the work around I had to disable it in
the BIOS and use the USB sound card.
>
> Takashi
Yes, please. And update the bugzilla with the correct alsa-info.sh
output, too.
> > But, essentially this is a problem of your mobo and Linux MSI
> > handling, not exactly a driver issue, IMO...
> >
> I think you are correct, could be the motherboard or BIOS. I have tried
> a number of BIOS versions with the same result. I am about to change to
> a Asus Crosshair III motherboard in a few days when the memory arrives.
> It also wouldn't boot if I have kgdb enabled in .config, I get a stream
> of Traces with "Tainted".
>
> > I guess the problem will go away if you remove your another sound card
> > on the PCI slot. Or maybe it'd work even by moving to another
> > slot...
> >
> It's the on-board sound. Before the work around I had to disable it in
> the BIOS and use the USB sound card.
Hm, then I must I have checking really a different alsa-info.sh.
thanks,
My mistake this end, using ssh into that box, used scp to copy it to
this box and inadvertently provided the wrong alsa-info.txt which was
the one (1043:829c) for this box where email lives.
Sincere apologies for the mixup.
>
> thanks,
>
The change works, it should be "0x1043, 0x81f6" instead of 0x829c.
> Takashi
>
Regards
Sid.
--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support
Specialist, Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks
--
OK, thanks for checking.
I updated the git repo and will send another pull request later.
Takashi