Bug#981876: gdpc: flaky autopkgtest on i386

2021-05-20 Thread Andreas Tille
Hi Paul,

On Thu, May 20, 2021 at 11:52:55AM +0200, Paul Gevers wrote:
> > The only solution I can see is to exclude it also from ppc64el
> > architecture.
> 
> The test, or the package? Either works for me.

I admit I thought about the package - I need to think about just
excluding the test.

> Obviously the best
> solution is to find the real cause and fix it as it *seems* to me that
> this is not only a test problem, but I understand what you mean.

I fully agree, but development has ended before the first ppc64el boxes
were out - so well, it is a very low popcon package and spending many
resources into this problem does not seem to be rectified for me.

Kind regards

  Andreas.

-- 
http://fam-tille.de



Bug#981876: gdpc: flaky autopkgtest on i386

2021-05-20 Thread Paul Gevers
Hi Andreas,

On 20-05-2021 11:45, Andreas Tille wrote:
> On Thu, May 20, 2021 at 10:35:27AM +0200, Paul Gevers wrote:
>> Control: severity -1 serious
>> Control: retitle -1 gdpc: flaky autopkgtest on ppc64el
>> ...
>>
>> I'm seeing the same error regularly on ppc64el too.
> 
> The only solution I can see is to exclude it also from ppc64el
> architecture.

The test, or the package? Either works for me. Obviously the best
solution is to find the real cause and fix it as it *seems* to me that
this is not only a test problem, but I understand what you mean.

Paul



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Bug#981876: gdpc: flaky autopkgtest on i386

2021-05-20 Thread Andreas Tille
Hi Paul,

On Thu, May 20, 2021 at 10:35:27AM +0200, Paul Gevers wrote:
> Control: severity -1 serious
> Control: retitle -1 gdpc: flaky autopkgtest on ppc64el
> ...
> 
> I'm seeing the same error regularly on ppc64el too.

The only solution I can see is to exclude it also from ppc64el
architecture.

Kind regards

 Andreas.

-- 
http://fam-tille.de



Bug#981876: gdpc: flaky autopkgtest on i386

2021-05-20 Thread Paul Gevers
Control: severity -1 serious
Control: retitle -1 gdpc: flaky autopkgtest on ppc64el

Hi,

On Sat, 6 Feb 2021 13:23:26 +0100 =?utf-8?Q?=C3=89tienne?= Mollier
 wrote:
> Looking up at this gdpc issue, one of the tests is crashing with
> a buffer overflow rather consistently on i386 with the md.test
> example data on my end; I'm a bit surprised it is only flaky:
> 
>   $ /usr/bin/gdpc m 2 d 10 erase xyz 2 3 4 5 md.test
>   
>gdpc version 2.2.5, Copyright (C) 2000 Jonas Frantz
>gdpc comes with ABSOLUTELY NO WARRANTY; for details
>check out the documentation.  This is free software, and
>you are welcome to redistribute it under all conditions.
>   
>   *** buffer overflow detected ***: terminated
>   Aborted
>   Exit code: 134
> 
> I watched the test with the GUI on amd64; that seemed rather
> demanding on CPU cycles.  I'm not sure whether the package ever
> worked for i386 looking up at's its history, so given the
> timing, I would be inclined to vote for a removal on that
> architecture.

I'm seeing the same error regularly on ppc64el too.

https://ci.debian.net/data/autopkgtest/testing/ppc64el/g/gdpc/12474535/log.gz
https://ci.debian.net/data/autopkgtest/testing/ppc64el/g/gdpc/12078509/log.gz
https://ci.debian.net/data/autopkgtest/testing/ppc64el/g/gdpc/12049380/log.gz
https://ci.debian.net/data/autopkgtest/testing/ppc64el/g/gdpc/11725569/log.gz

xvfb-run --auto-servernum \
/usr/bin/gdpc m 2 d 10 erase xyz 2 3 4 5 md.test 2>&1 \
| tee --append test.log &
sleep 10
*** buffer overflow detected ***: terminated
Aborted
check_n_cleanup
error: gdpc crashed before the end of the test

Paul



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Bug#982117: Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-08 Thread Étienne Mollier
Greetings,

Alas, the autopkgtest failed with buffer overflow on armhf[1] at
the same point as on i386:

xvfb-run --auto-servernum \
/usr/bin/gdpc m 2 d 10 erase xyz 2 3 4 5 md.test 2>&1 \
| tee --append test.log &
sleep 10
*** buffer overflow detected ***: terminated
Aborted
check_n_cleanup
error: gdpc crashed before the end of the test

[1] https://ci.debian.net/data/autopkgtest/testing/armhf/g/gdpc/10311835/log.gz

This regression does not appear while testing on Qemu, so I
heavily suspect it might affect other 32 bits architectures such
as armel and mipsel.  I will update the package to remove these
three architectures, and update the archive removal request
accordingly.

Kind Regards,
-- 
Étienne Mollier 
Fingerprint:  8f91 b227 c7d6 f2b1 948c  8236 793c f67e 8f0d 11da
Sent from /dev/pts/3, please excuse my verbosity.


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Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-07 Thread Nilesh Patra
Control: Severity -1 important

Hi Etienne,

Thanks for filing ROM --RM. I'm lowering the severity so it migrates to testing.

Nilesh



Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-06 Thread Étienne Mollier
Hi all,

I pushed gdpc 2.2.5-12 to remove support for architectures
i386[0] and s390x[1], which are failing autopkgtest, and opened
the corresponding ROM -- RM[2].  There are also changes in the
autopkgtest to make it a bit more verbose, to see what happens
at which steps.  Changes are ready on Salsa[3], for review then
sponsored upload or DM grants if deemed appropriate.

[0] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981876
[1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982103
[2] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982117
[3] https://salsa.debian.org/med-team/gdpc

Kind Regards
-- 
Étienne Mollier 
Fingerprint:  8f91 b227 c7d6 f2b1 948c  8236 793c f67e 8f0d 11da
Sent from /dev/pts/4, please excuse my verbosity.


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Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-06 Thread Andreas Tille
On Sat, Feb 06, 2021 at 01:23:26PM +0100, Étienne Mollier wrote:
> I would be inclined to vote for a removal on that
> architecture.

Fully ACK!

Just go for it.  Thanks a lot for caring

 Andreas.

-- 
http://fam-tille.de



Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-06 Thread Étienne Mollier
Howdy,

Looking up at this gdpc issue, one of the tests is crashing with
a buffer overflow rather consistently on i386 with the md.test
example data on my end; I'm a bit surprised it is only flaky:

$ /usr/bin/gdpc m 2 d 10 erase xyz 2 3 4 5 md.test

 gdpc version 2.2.5, Copyright (C) 2000 Jonas Frantz
 gdpc comes with ABSOLUTELY NO WARRANTY; for details
 check out the documentation.  This is free software, and
 you are welcome to redistribute it under all conditions.

*** buffer overflow detected ***: terminated
Aborted
Exit code: 134

I watched the test with the GUI on amd64; that seemed rather
demanding on CPU cycles.  I'm not sure whether the package ever
worked for i386 looking up at's its history, so given the
timing, I would be inclined to vote for a removal on that
architecture.

Kind Regards,
-- 
Étienne Mollier 
Fingerprint:  8f91 b227 c7d6 f2b1 948c  8236 793c f67e 8f0d 11da
Sent from /dev/pts/1, please excuse my verbosity.



Bug#981876: gdpc: flaky autopkgtest on i386

2021-02-04 Thread Paul Gevers
Source: gdpc
Version: 2.2.5-10
Severity: serious
Tags: sid bullseye
X-Debbugs-CC: debian...@lists.debian.org
User: debian...@lists.debian.org
Usertags: flaky

Dear maintainer(s),

Your package has an autopkgtest, great. However, I looked into
the history of your autopkgtest [1] on i386 (because it is blocking
glib2.0) and I noticed it fails regularly, while a rerun passes. I
copied some of the output at the bottom of this report.

Because the unstable-to-testing migration software now blocks on
regressions in testing, flaky tests, i.e. tests that flip between
passing and failing without changes to the list of installed packages,
are causing people unrelated to your package to spend time on these
tests.

Please do get in touch if we need to dive into this together. Or if you
want to discuss this issue. I noticed that all the failed runs I checked
were done on the same worker. Could the problem be a timing issue? (The
worker has a spinning disk and is slower than our other workers).

Paul

https://ci.debian.net/data/autopkgtest/testing/i386/g/gdpc/10255341/log.gz

autopkgtest [04:19:42]: test run-unit-test: [---
kill: usage: kill [-s sigspec | -n signum | -sigspec] pid | jobspec ...
or kill -l [sigspec]
autopkgtest [04:19:52]: test run-unit-test: ---]



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