Re: ext4 corruptions

Re: ext4 corruptions

[Jiri Kosina]

[ adding some CCs so that this doesn't get lost in the lkml wilderness ]

On Fri, 9 Oct 2009, Alexey Fisher wrote:

> I have really bad ext4 corruptions, i needed to reinstall 3 of my test
> systems.
> The symptoms:
> is use karmic beta for this with ubuntu supplied kernel 2.6.31 ... after
> testing 2.6.32-rc[1-3] and booting again to 2.6.31 fsck will find some
> bad things and will try to fix it. After this action is the system
> unusable.

Does this happen also when you switch from vanilla 2.6.32-rcX to vanilla 
2.6.31, or only from vanilla 2.6.32-rcX to "Ubuntu 2.6.31"?

> Do any one had same problem? The is no sans to bisect it, after some
> jumps between 2.6.31 and 2.6.32 the system will be broken.  Is it kernel
> or fsck problem?

-- 
Jiri Kosina
SUSE Labs, Novell Inc.

Re: ext4 corruptions

[Eric Sandeen]

Jiri Kosina wrote:
> [ adding some CCs so that this doesn't get lost in the lkml wilderness ]
> 
> On Fri, 9 Oct 2009, Alexey Fisher wrote:
> 
>> I have really bad ext4 corruptions, i needed to reinstall 3 of my test
>> systems.
>> The symptoms:
>> is use karmic beta for this with ubuntu supplied kernel 2.6.31 ... after
>> testing 2.6.32-rc[1-3] and booting again to 2.6.31 fsck will find some
>> bad things and will try to fix it. After this action is the system
>> unusable.
> 
> Does this happen also when you switch from vanilla 2.6.32-rcX to vanilla 
> 2.6.31, or only from vanilla 2.6.32-rcX to "Ubuntu 2.6.31"?
> 
>> Do any one had same problem? The is no sans to bisect it, after some
>> jumps between 2.6.31 and 2.6.32 the system will be broken.  Is it kernel
>> or fsck problem?
> 

Not sure if this is the same as
http://bugzilla.kernel.org/show_bug.cgi?id=14354 but it's similarly
lacking in useful info ;)

Please provide the fsck output, any kernel messages, etc ...

-Eric

Re: ext4 corruptions

[Alexey Fisher]

Am Freitag, den 09.10.2009, 17:03 -0500 schrieb Eric Sandeen:
> Jiri Kosina wrote:
> > [ adding some CCs so that this doesn't get lost in the lkml wilderness ]
> > 
> > On Fri, 9 Oct 2009, Alexey Fisher wrote:
> > 
> >> I have really bad ext4 corruptions, i needed to reinstall 3 of my test
> >> systems.
> >> The symptoms:
> >> is use karmic beta for this with ubuntu supplied kernel 2.6.31 ... after
> >> testing 2.6.32-rc[1-3] and booting again to 2.6.31 fsck will find some
> >> bad things and will try to fix it. After this action is the system
> >> unusable.
> > 
> > Does this happen also when you switch from vanilla 2.6.32-rcX to vanilla 
> > 2.6.31, or only from vanilla 2.6.32-rcX to "Ubuntu 2.6.31"?
> > 
> >> Do any one had same problem? The is no sans to bisect it, after some
> >> jumps between 2.6.31 and 2.6.32 the system will be broken.  Is it kernel
> >> or fsck problem?
> > 
> 
> Not sure if this is the same as
> http://bugzilla.kernel.org/show_bug.cgi?id=14354 but it's similarly
> lacking in useful info ;)
> 
> Please provide the fsck output, any kernel messages, etc ...
> 
> -Eric

Thank you for the tip. These systems i need for testing graphic
regressions, so i'll try reproduce it on virtual system.

Alexey