Date: Wed, 28 Apr 2010 22:37:18 +0200 From: Alexey Shuvaev <shuvaev@physik.uni-wuerzburg.de> To: Yuri <yuri@rawbw.com> Cc: freebsd-hackers@freebsd.org Subject: Re: How to troubleshoot why VirtualBox kernel module freezes the system? Message-ID: <20100428203718.GB38859@wep4035.physik.uni-wuerzburg.de> In-Reply-To: <4BD8980A.9000706@rawbw.com> References: <4BD8980A.9000706@rawbw.com>
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On Wed, Apr 28, 2010 at 01:18:18PM -0700, Yuri wrote: > VirtualBox kernel module (port emulators/virtualbox-ose-kmod) began > to cause system freezes from some kernel change around the end of > January. > Once the system freezes it has to be rebooted. Soundcard, if it was > playing something, begins to cycle some very short piece. > Nothing is logged into /var/log/messages. > > Is there any way to troubleshoot this, like enabling some kernel > configuation options? > What is normally done in such case? > Should I run system under kernel debugger? But would it detect > something if it's not a SEGV but the freeze? > Trivial suggestion: have you rebuilt virtualbox with new kernel sources? What are the versions of FreeBSD / virtualbox? As a record it is running fine here: ~> uname -a FreeBSD wep4035 9.0-CURRENT FreeBSD 9.0-CURRENT #0 r206758: Sat Apr 17 17:37:46 CEST 2010 root@wep4035:/usr/obj/usr/src/sys/GENERIC amd64 ~> ls /var/db/pkg/virtualbox-ose- virtualbox-ose-3.1.6_2/ virtualbox-ose-kmod-3.1.6/ HTH, Alexey.
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