Date: Thu, 29 Aug 2013 12:26:40 +0100 From: Jase Thew <jase@FreeBSD.org> To: Andriy Gapon <avg@FreeBSD.org> Cc: freebsd-stable@FreeBSD.org Subject: Re: [HEADS UP] change in devfs path matching logic Message-ID: <521F2FF0.3020502@FreeBSD.org> In-Reply-To: <521F1E51.80309@FreeBSD.org> References: <51F28A33.7040209@FreeBSD.org> <52176C7B.4070701@FreeBSD.org> <20130824230324.12371xhs3clidbi8@webmail.raad.tartu.ee> <521E3394.5050000@FreeBSD.org> <521EFCAB.5030200@FreeBSD.org> <521F0F5E.3070900@FreeBSD.org> <521F1E51.80309@FreeBSD.org>
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On 29/08/2013 11:11, Andriy Gapon wrote: > on 29/08/2013 12:07 Jase Thew said the following: >> After some fiddling about, I've obtained a crashdump of this panic : >> >> http://goo.gl/sRXjo4 >> >> If you need anything else, please let me know. > > Obviously, I can't do anything with the vmcore without the matching kernel (and > perhaps modules). Also, kgdb and libkvm.so from the matching system can be needed. > > Perhaps you could try examining the devfs_rule_run frame to give a start? > Like listing the source code line and examining all local variables. > > Thank you. > Hi Andriy, Unless I'm doing something wrong, there doesn't appear to be any useful information contained in the frame other than source line. kgdb script is available at http://goo.gl/ZS8Mjj I'll try merging r211847 as you suggested and will report back. Regards, Jase. -- Jase Thew jase@FreeBSD.org FreeBSD Ports Committer
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