From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <51F2A6AC.1060408@siemens.com> Date: Fri, 26 Jul 2013 18:41:16 +0200 From: Jan Kiszka MIME-Version: 1.0 References: <51B73421.3050506@siemens.com> <51EA7539.3000805@xenomai.org> In-Reply-To: <51EA7539.3000805@xenomai.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai] Stable update for ipipe-3.8 List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gilles Chanteperdrix Cc: Xenomai On 2013-07-20 13:32, Gilles Chanteperdrix wrote: > On 06/11/2013 04:28 PM, Jan Kiszka wrote: > >> Hi all, >> >> I've merged 3.8.13 into our stable 3.8 branch. This triggered some minor >> conflicts in generic and ARM code. Please see >> >> git://git.xenomai.org/ipipe-jki for-upstream/3.8 >> >> for details. The result works fine for x86, and if it's also OK for the >> other arch, I'd propose this to be merged into the official 3.8 stable >> branch. > > > Hi Jan, > > I am not so sure 3.8.13. I am having random segfaults when running: > > xeno-regression-test -l "dohell -s 192.168.0.5 -m /mnt -l /ltp" -p 1000 > > on geode and at91. I have first focused on at91 because the "unlocked > context switch" features is a usual suspect, but: > - the hardware pgd is in sync with the software pgd, which means that > the unlocked context switch did not mess up the hardware pgd; > - going back to 3.5, I am unable to trigger the faults, despite the > fact that the mm switch code is the same for this type of machine. > > So, could you run this same test on your x86 machines to see if you have > any issue? I've seen it once during a test run today, but I'm lacking LTP here. Right now I'm debugging a failing cond-torture-posix test which prevents the completion if the run. Likely unrelated. Jan -- Siemens AG, Corporate Technology, CT RTC ITP SES-DE Corporate Competence Center Embedded Linux