Date: Mon, 4 Apr 2005 14:48:34 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Oleg Tarasov <subscriber@osk.com.ua> Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: kernel panics on sio interrupt-level overflows Message-ID: <20050404214834.GA61661@xor.obsecurity.org> In-Reply-To: <1887307017.20050404103511@osk.com.ua> References: <15810317675.20050324122809@osk.com.ua> <20050329225834.GA20557@xor.obsecurity.org> <1887307017.20050404103511@osk.com.ua>
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[-- Attachment #1 --] On Mon, Apr 04, 2005 at 10:35:11AM +0200, Oleg Tarasov wrote: > Hello, > > Kris Kennaway <kris@obsecurity.org> wrote: > > > > Does enabling WITNESS support (and possibly excluding > > WITNESS_SKIPSPIN) produce any diagnostics? > > > Kris > > I can enable WITNESS, but I don't know where to find that useful > information I can provide. Turn on mpsafenet again, and with WITNESS also enabled you may get diagnostics on the system console about lock order reversals or other SMP programming errors that could be the cause of your panics. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFCUbYxWry0BWjoQKURAoCCAKDwTc+tdDqHDeyr87ELJ4+f8WfIOgCePLOf QUdHbBRfiTQCJygmOTkoF4E= =ZxW0 -----END PGP SIGNATURE-----
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