From owner-freebsd-stable@FreeBSD.ORG Sat Aug 27 19:22:08 2005 Return-Path: X-Original-To: stable@FreeBSD.org Delivered-To: freebsd-stable@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 35A7816A421 for ; Sat, 27 Aug 2005 19:22:08 +0000 (GMT) (envelope-from jason@monsterjam.org) Received: from ms-smtp-02-eri0.southeast.rr.com (ms-smtp-02-lbl.southeast.rr.com [24.25.9.101]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7F4C843D4C for ; Sat, 27 Aug 2005 19:22:07 +0000 (GMT) (envelope-from jason@monsterjam.org) Received: from monsterjam.org (cpe-024-211-168-109.nc.res.rr.com [24.211.168.109]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j7RJM3l8020622 for ; Sat, 27 Aug 2005 15:22:03 -0400 (EDT) Received: (qmail 85945 invoked by uid 0); 27 Aug 2005 19:22:04 -0000 Received: from 127.0.0.1 by monsterjam.org (envelope-from , uid 82) with qmail-scanner-1.24 ( Clear:RC:1(127.0.0.1):. Processed in 0.218065 secs); 27 Aug 2005 19:22:04 -0000 X-Qmail-Scanner-Mail-From: jason@monsterjam.org via monsterjam.org X-Qmail-Scanner: 1.24 (Clear:RC:1(127.0.0.1):. Processed in 0.218065 secs) Received: from unknown (HELO monsterjam.org) (127.0.0.1) by 0 with SMTP; 27 Aug 2005 19:22:03 -0000 Received: (from jason@localhost) by monsterjam.org (8.13.1/8.13.1/Submit) id j7RJM2gq085937; Sat, 27 Aug 2005 15:22:02 -0400 (EDT) (envelope-from jason) Date: Sat, 27 Aug 2005 15:22:02 -0400 From: Jason To: Robert Watson Message-ID: <20050827192202.GA85693@monsterjam.org> References: <20050825114954.GA43110@monsterjam.org> <20050827182404.V24510@fledge.watson.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050827182404.V24510@fledge.watson.org> User-Agent: Mutt/1.4.2.1i X-Virus-Scanned: Symantec AntiVirus Scan Engine Cc: stable@FreeBSD.org Subject: Re: continuation of calcru: runtime went backwards and hang on 5.4-STABLE X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Aug 2005 19:22:08 -0000 I think youre right.. because after I got the trace, I did "continue" and the box ran fine for another few hours. If it really went to debugger because of a crash, I shouldnt have been able to "continue", right? . I have now set ALT_BREAK_TO_DEBUGGER and verified that a regular break does not send the box into debug mode.. but thanks for confirming my suspicions. Jason On Sat, Aug 27, 2005 at 06:25:09PM +0100, Robert Watson wrote: > > On Thu, 25 Aug 2005, Jason wrote: > > >so my system was running for about 1.5 days now and now there is no sign > >of the Aug 22 17:20:18 monsterjam kernel: calcru: runtime went backwards > >from 17036511 usec to 16590577 usec for pid 71 (schedcpu) message.. > > > >but it appears to have dumped into the debugger today for no apparent > >reason. > > The below looks like you ran a terminal application on the client end of > the serial console that generated a break signal, then initialized the > modem using an AT command string. I.e., you might want to set your > communication client to not generate a break signal and initialize the > modem... If that's not possible, try using ALT_BREAK_TO_DEBUGGER instead > of BREAK_TO_DEBUGGER in order to avoid accidental breaking to the > debugger. > > Robert N M Watson > > > > > > >here is a trace.. > > > >db> AT S7=45 S0=0 L1 V1 X4 &c1 E1 Q0 > >No such command > >db> > >db> trace > >Tracing pid 12 tid 100004 td 0xc2284600 > >kdb_enter(c0807c53) at kdb_enter+0x2b > >siointr1(c2438800,c08ee3c0,0,c0807a1b,6ad) at siointr1+0xce > >siointr(c2438800) at siointr+0x21 > >intr_execute_handlers(c2278c90,e3392cb4,4,e3392cf8,c07754a3) at > >intr_execute_handlers+0x9d > >lapic_handle_intr(34) at lapic_handle_intr+0x2e > >Xapic_isr1() at Xapic_isr1+0x33 > >--- interrupt, eip = 0xc077c87d, esp = 0xe3392cf8, ebp = 0xe3392cf8 --- > >cpu_idle_default(e3392d0c,c05ed9c5,c2283a98,e3392d24,c05ed78c) at > >cpu_idle_default+0x5 > >cpu_idle(c2283a98,e3392d24,c05ed78c,0,e3392d38) at cpu_idle+0x28 > >idle_proc(0,e3392d38,0,c05ed968,0) at idle_proc+0x5d > >fork_exit(c05ed968,0,e3392d38) at fork_exit+0xa4 > >fork_trampoline() at fork_trampoline+0x8 > >--- trap 0x1, eip = 0, esp = 0xe3392d6c, ebp = 0 --- > >db> > > > >and i did "continue" > >and now its seeming to be running ok. > > > >please advise. > > > >Jason > > > >_______________________________________________ > >freebsd-stable@freebsd.org mailing list > >http://lists.freebsd.org/mailman/listinfo/freebsd-stable > >To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > > -- ================================================ | Jason Welsh jason@monsterjam.org | | http://monsterjam.org DSS PGP: 0x5E30CC98 | | gpg key: http://monsterjam.org/gpg/ | ================================================