From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philippe Gerum In-Reply-To: <1251101267.3754.18.camel@domain.hid> References: <1251101267.3754.18.camel@domain.hid> Content-Type: text/plain Date: Mon, 24 Aug 2009 10:40:48 +0200 Message-Id: <1251103248.2922.14.camel@domain.hid> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] No core files for segmentation faults in realtime tasks List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Christoph Permes Cc: xenomai@xenomai.org On Mon, 2009-08-24 at 10:07 +0200, Christoph Permes wrote: > Hi, > > I have a realtime application running in user space that sometimes terminates with a segmentation fault. > I get a message segfault at 4c4f5200 ip b7cb98d8 sp b7ef7354 error 4 in libc-2.7.so[b7c5e000+138000], > but there is no core file writen, although ulimit is set to unlimited. > > I wrote a small test program that produces a segmentation fault and I get a core file when the segfault > happens before the realtime task starts but not when it happens in the task. > > Is it somehow possible to enable writing core files also for realtime tasks? This feature is not disabled for real-time tasks actually, so there must be something else at work. You may want to send your small test case, and give more details about your hardware and software configuration, at the very least the CPU architecture your code runs on, the Xenomai, I-pipe patch, and kernel release numbers. > > Thanks, > Christoph > > > > _______________________________________________ > Xenomai-help mailing list > Xenomai-help@domain.hid > https://mail.gna.org/listinfo/xenomai-help -- Philippe.