From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from astoria.ccjclearline.com ([64.235.106.9]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X2f76-0004RO-51 for barebox@lists.infradead.org; Thu, 03 Jul 2014 11:23:40 +0000 Date: Thu, 3 Jul 2014 07:23:07 -0400 (EDT) From: "Robert P. J. Day" In-Reply-To: <20140703062643.GJ14257@pengutronix.de> Message-ID: References: <20140703062643.GJ14257@pengutronix.de> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: why would i get "Out of memory" error in a sandbox build? To: Sascha Hauer Cc: "U-Boot Version 2 (barebox)" On Thu, 3 Jul 2014, Sascha Hauer wrote: > On Wed, Jul 02, 2014 at 03:50:36PM -0400, Robert P. J. Day wrote: > > > > barebox@barebox sandbox:/ > > > > i'm actually good with this, it's about what i expected since i set > > no environment or networking, etc. but just for fun, i "cd"ed down > > into /mnt/tftp, knowing this shouldn't work, and here's what happened: > > > > barebox@barebox sandbox:/ cd /mnt/tftp > > ifup: Cannot find device eth0 > > ifup: No such file or directory > > running automount command 'ifup eth0 && mount -t tftp $eth0.serverip > > /mnt/tftp' failed > > barebox@barebox sandbox:/mnt/tftp cd / > > ERROR: out of memory > > > > no stack data available > > [rpjday@localhost barebox_build]$ > > > > in short, "cd"ing into /mnt/tftp failed as it should have, but just > > trying to "cd" back to the root caused the "out of memory" error. it > > seems entirely reproducible. should i have expected this? > > This is an interesting bug you triggered. by changing the cwd to an > automount directory you found a way to trigger the automount function > from the automount function resulting in an endless loop. This loop > gets interrupted when we are out of memory. > > I sent a fix to the list which fixes this. i *swear*, i'm not *trying* to find the most obscure bugs imaginable. :-) rday -- ======================================================================== Robert P. J. Day Ottawa, Ontario, CANADA http://crashcourse.ca Twitter: http://twitter.com/rpjday LinkedIn: http://ca.linkedin.com/in/rpjday ======================================================================== _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox