Bug 10714 - powerpc: Badness seen on 2.6.26-rc2 with lockdep enabled
powerpc: Badness seen on 2.6.26-rc2 with lockdep enabled
Status: REJECTED UNREPRODUCIBLE
Product: Platform Specific/Hardware
Classification: Unclassified
Component: PPC-64
All Linux
: P1 normal
Assigned To: Anton Blanchard
:
Depends on:
Blocks: 10492
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Reported: 2008-05-15 15:50 UTC by Rafael J. Wysocki
Modified: 2009-03-23 09:34 UTC (History)
3 users (show)

See Also:
Kernel Version: 2.6.26-rc2
Tree: Mainline
Regression: Yes


Attachments

Description Rafael J. Wysocki 2008-05-15 15:50:42 UTC
Subject    : Badness seen on 2.6.26-rc2 with lockdep enabled
Submitter  : Balbir Singh <balbir@linux.vnet.ibm.com>
Date       : 2008-05-14 12:57
References : http://marc.info/?l=linux-kernel&m=121076917429133&w=4

This entry is being used for tracking a regression from 2.6.25.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Adrian Bunk 2008-06-14 16:05:45 UTC
On Sat, Jun 14, 2008 at 10:12:02PM +0200, Rafael J. Wysocki 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 2.6.25.  Please verify if it still should be listed.
> 
> 
> Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=10714
> Subject		: Badness seen on 2.6.26-rc2 with lockdep enabled
> Submitter	: Balbir Singh <balbir@linux.vnet.ibm.com>
> Date		: 2008-05-14 12:57 (32 days old)
> References	: http://marc.info/?l=linux-kernel&m=121076917429133&w=4

Benjamin, you said you wanted to have a look at this?

cu
Adrian

Comment 2 Benjamin Herrenschmidt 2008-06-14 16:29:31 UTC
On Sun, 2008-06-15 at 02:04 +0300, Adrian Bunk wrote:
> On Sat, Jun 14, 2008 at 10:12:02PM +0200, Rafael J. Wysocki 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 2.6.25.  Please verify if it still should be listed.
> > 
> > 
> > Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=10714
> > Subject		: Badness seen on 2.6.26-rc2 with lockdep enabled
> > Submitter	: Balbir Singh <balbir@linux.vnet.ibm.com>
> > Date		: 2008-05-14 12:57 (32 days old)
> > References	: http://marc.info/?l=linux-kernel&m=121076917429133&w=4
> 
> Benjamin, you said you wanted to have a look at this?

Ah yes, slipped out of my mind. It's probably a missing annotation in
the RTAS code, I'll have a look tomorrow.

Thanks,
Ben.


Comment 3 Adrian Bunk 2008-06-22 02:26:58 UTC
Handled-By      : Benjamin Herrenschmidt <benh@kernel.crashing.org>
Comment 4 Benjamin Herrenschmidt 2008-06-22 23:44:34 UTC
Still haven't looked, sorry about that... been kept busy by other things. Will do asap.
Comment 5 Benjamin Herrenschmidt 2008-06-29 20:51:27 UTC
Haven't reproduced nor can I find an obvious code path that would get the
lockdep stuff wrong. Chasing it with Balbir now.

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