Date: Wed, 28 May 2014 21:35:15 +0200 From: Lokadamus <lokadamus@gmx.de> To: lev@FreeBSD.org, hackers@freebsd.org, stable@freebsd.org Subject: Re: What is difference between loading module with loader and loading module wtih kldload? Message-ID: <53863A73.3070401@gmx.de> In-Reply-To: <9890815.20140226013107@serebryakov.spb.ru> References: <9890815.20140226013107@serebryakov.spb.ru>
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Am 25.02.2014 22:31, schrieb Lev Serebryakov: > Hello, Hackers. > > I've upgraded my fileserver to 10-STABLE and got very strange (but > very-very painful) problem, which I could not reproduce on virtual machine > (VirtualBox). > > I'm using geom_raid5 module (and I'm its maintainer, yes) and module, built > for 10-STABLE (after world & kernel build & install & reboot), and loaded > via /boot/loader.conf is reason to almost instant crash after boot. > Sometimes system mounts filesystems before crash and sometimes not. Most of > time it is "page write: page not present", in different places. PS/2 > keyboard is always blocked after that, I could not drop to debugger. No > memory dump performed. Several times it turend off video output (!) right > after crash. Can you find some hint?: https://www.google.de/search?q=page+write%3A+page+not+present > But if I boot without this module, drop to single-user mode, load module > with kldload and continue booting with "exit" everything work smoothly for > hours! > > I understand, that it it some incompatibility between module new kernel, > but I could not reproduce it on VirtualBox instance, and I'm puzzled, that > this crash does not occur if module loaded by kldload! Maybe, here is some > hint in this? > Greetings
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