Date: Thu, 19 Dec 2002 20:05:06 +0100 From: phk@FreeBSD.ORG To: Matthew Dillon <dillon@apollo.backplane.com> Cc: current@FreeBSD.ORG Subject: Re: [src] cvs commit: src/sys/geom geom_dev.c Message-ID: <24972.1040324706@critter.freebsd.dk> In-Reply-To: Your message of "Thu, 19 Dec 2002 10:49:47 PST." <200212191849.gBJInl1h099859@apollo.backplane.com>
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In message <200212191849.gBJInl1h099859@apollo.backplane.com>, Matthew Dillon w rites: > >: >:In message <200212191815.gBJIFKwe072831@apollo.backplane.com>, Matthew Dillon w >:rites: >:> This commit is crashing my -current box on boot when it >:> goes to check for a core. I get the panic: >:> >:> "Negative bio_offset (-1024) on bio ..." >:> >:> Userland probably should not be allowed to panic the box >:> in that way. >: >:Backtrace ? >: >:-- >:Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 >:phk@FreeBSD.ORG | TCP/IP since RFC 956 > > userland read() system call from savecore running through > the standard sequence to read from a physical device, then > panicing in geom. I don't have the serial console connected > to that machine but I'll try to reproduce it in a little while > and manually transcribe the backtrace. Why would savecore seek to a negative index ? -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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