Date: Fri, 27 Jun 2008 12:30:04 +0400 From: Eygene Ryabinkin <rea-fbsd@codelabs.ru> To: John Baldwin <jhb@freebsd.org> Cc: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, Poul-Henning Kamp <phk@phk.freebsd.dk>, freebsd-current@freebsd.org, Pawel Jakub Dawidek <pjd@freebsd.org>, FreeBSD current mailing list <current@freebsd.org> Subject: Re: panic in geom (spindown + eil + journal) Message-ID: <u4uXu8ke1W57gMiLvLGjhl//%2BRg@uqQrEgtX6U4NMXCt5NDlpXxAUIM> In-Reply-To: <200806262019.47095.jhb@freebsd.org> References: <91492.1214431446@critter.freebsd.dk> <20080626122202.O83875@maildrop.int.zabbadoz.net> <4K5%2BlNH1xm4QaKlQAizl2ATEu4I@w17qTvyS5I3zcalA0LVEglQwDKY> <200806262019.47095.jhb@freebsd.org>
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Thu, Jun 26, 2008 at 08:19:46PM -0400, John Baldwin wrote: > > and when system will panic and debugger will be invoked, issue > > commands 'p *(bp->bio_offset)' and 'p *(cp->provider)' at the stack > > frame corresponding to the function g_io_request? > > Note that DDB can't handle structure dereferences like that (nor evaluate > symbols for local variables), you'll need to get a crash dump and use kgdb > for that sort of thing. Yes, you're right -- thanks for correcting me. Bjoern, can you obtain the crash dump and see what is inside the passed structures? -- Eygene Remember that it is hard to read the on-line manual while single-stepping the kernel. -- FreeBSD Developers handbook
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