Bug 15125

Summary: hung task - jbd2/dm-1-8 (during raid rebuild)
Product: IO/Storage Reporter: Rafael J. Wysocki (rjw)
Component: LVM2/DMAssignee: Alasdair G Kergon (agk)
Status: CLOSED UNREPRODUCIBLE    
Severity: normal    
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.33-rc3 Subsystem:
Regression: Yes Bisected commit-id:
Bug Depends on:    
Bug Blocks: 14885    

Description Rafael J. Wysocki 2010-01-24 19:54:05 UTC 
Subject    : 2.6.33RC3 hung task - jbd2/dm-1-8 (during raid rebuild)
Submitter  : Michael Breuer <mbreuer@majjas.com>
Date       : 2010-01-10 21:47
References : http://marc.info/?l=linux-kernel&m=126316012025978&w=4

This entry is being used for tracking a regression from 2.6.32.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Rafael J. Wysocki 2010-01-24 23:13:56 UTC 
On Sunday 24 January 2010, Michael Breuer wrote:
> On 1/24/2010 5:04 PM, 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 2.6.32.  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<mbreuer@majjas.com>
> > Date                : 2010-01-10 21:47 (15 days old)
> > References  : http://marc.info/?l=linux-kernel&m=126316012025978&w=4
> >
> >    
> Not an easy one to recreate. Should probably remain listed for now.
Comment 2 Rafael J. Wysocki 2010-01-30 20:45:59 UTC 
On Saturday 30 January 2010, Michael Breuer wrote:
> On 1/24/2010 6:14 PM, Rafael J. Wysocki wrote:
...
> >    
> Still happening on 2.6.33 rc5.
Comment 3 Rafael J. Wysocki 2010-02-02 20:40:36 UTC 
On Monday 01 February 2010, Michael Breuer wrote:
> On 1/31/2010 7:42 PM, Michael Breuer wrote:
> > On 1/31/2010 7:22 PM, 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 2.6.32.  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<mbreuer@majjas.com>
> >> Date        : 2010-01-10 21:47 (22 days old)
> >> References    : http://marc.info/?l=linux-kernel&m=126316012025978&w=4
> >>
> > Yup. Hit it again on 2.6.33-rc5.
> I was not able to recreate this in rc6.