Date: Fri, 12 Jan 2001 19:05:54 -0800 From: Alfred Perlstein <bright@wintelcom.net> To: John Baldwin <jhb@FreeBSD.ORG> Cc: Jordan Hubbard <jkh@winston.osd.bsdi.com>, current@FreeBSD.ORG Subject: Re: Anybody else seeing a broken /dev/lpt with SMP on -current? Message-ID: <20010112190554.E7240@fw.wintelcom.net> In-Reply-To: <XFMail.010112185559.jhb@FreeBSD.org>; from jhb@FreeBSD.ORG on Fri, Jan 12, 2001 at 06:55:59PM -0800 References: <18670.979354005@winston.osd.bsdi.com> <XFMail.010112185559.jhb@FreeBSD.org>
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* John Baldwin <jhb@FreeBSD.ORG> [010112 18:56] wrote: > > On 13-Jan-01 Jordan Hubbard wrote: > > I've actually been seeing this for about 2 months now but only just > > now got motivated enough to enable crashdumps and get some information > > on what happens whenver I try to use the printer attached to my (sadly :) > > -current SMP box: > > > > All the other traces show the kerenl having returned to an address that is > beyongd the end of the kernel (which causes the page fault) meaning that the > stack is fubar'd, so the trace isn't meaningful anyways. :( Knowing how and > why the lpd interrupt handler trashes the stack is the useful info, and with > teh stack already trashed, I don't know of an easy way to figure that out. > Suggestions welcome. printf(9) :) -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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