From owner-freebsd-current Mon Dec 14 17:02:27 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id RAA12616 for freebsd-current-outgoing; Mon, 14 Dec 1998 17:02:27 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id RAA12607 for ; Mon, 14 Dec 1998 17:02:24 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id LAA27558; Tue, 15 Dec 1998 11:32:13 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.1/8.9.0) id LAA15570; Tue, 15 Dec 1998 11:32:15 +1030 (CST) Message-ID: <19981215113214.T17075@freebie.lemis.com> Date: Tue, 15 Dec 1998 11:32:14 +1030 From: Greg Lehey To: "Marc G. Fournier" , Karl Pielorz Cc: freebsd-current@FreeBSD.ORG Subject: Re: System "crashed", serial console giving garbage... References: <36753622.3B46F4E2@tdx.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.91.1i In-Reply-To: ; from Marc G. Fournier on Mon, Dec 14, 1998 at 12:37:43PM -0400 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 X-Mutt-References: Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Monday, 14 December 1998 at 12:37:43 -0400, Marc G. Fournier wrote: > On Mon, 14 Dec 1998, Karl Pielorz wrote: >> The Hermit Hacker wrote: >>> About 15min oago or so, my system stop'd working :( If I connect >>> through the serial console, I see the following, after hitting return: >>> >>> pagecorp> attach s0 >>> Trying 209.47.145.10 ... >>> Connected - Escape character is '^]'. >>> $T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef$T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef$T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef$T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef$T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef$T0508:91e81ff0;05:c4cf3bfa;04:a0cf3bfa;#ef >>> >>> Now, I could understand it crashing and just freezing, but issuign >>> garbage? >>> >>> I have nothing else to debug with at this point, and have to wait for >>> someone to head downtown to reboot the machine, but figured I'd try to >>> start *somewhere* :( >> >> I've seen similar to this before... Make sure your not trying to run remote >> GDB across the serial console? (without it's counterpart on the other end)... > > Altho I think this would be highly unlikely, given the method of > connecting the serial console I'm using...how would I check this, just in > case? I think Karl's probably right. This looks *very* like the kernel debugger trying to talk gdb across the serial line. The obvious thing to do is to see if a gdb understands it: # gdb -k (gdb) set remotebaud 9600 (or whatever) (gdb) target remote /dev/cuaa0 (or whatever) Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message