From owner-freebsd-current@FreeBSD.ORG Fri Nov 6 16:26:18 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A719E106568F for ; Fri, 6 Nov 2009 16:26:18 +0000 (UTC) (envelope-from serguey-grigoriev@yandex.ru) Received: from forward8.yandex.ru (forward8.yandex.ru [77.88.61.38]) by mx1.freebsd.org (Postfix) with ESMTP id 609F48FC1F for ; Fri, 6 Nov 2009 16:26:18 +0000 (UTC) Received: from webmail58.yandex.ru (webmail58.yandex.ru [77.88.61.3]) by forward8.yandex.ru (Yandex) with ESMTP id 4B78C1430D3A; Fri, 6 Nov 2009 19:24:25 +0300 (MSK) Received: from localhost (localhost.localdomain [127.0.0.1]) by webmail58.yandex.ru (Yandex) with ESMTP id 8204C6DC2F0; Fri, 6 Nov 2009 19:24:24 +0300 (MSK) X-Yandex-Spam: 1 X-Yandex-Front: webmail58 X-Yandex-TimeMark: 1257524664 Received: from [89.223.19.70] ([89.223.19.70]) by mail.yandex.ru with HTTP; Fri, 06 Nov 2009 19:24:23 +0300 From: S.N.Grigoriev To: "Alexandre \"Sunny\" Kovalenko" MIME-Version: 1.0 Message-Id: <5761257524664@webmail58.yandex.ru> Date: Fri, 06 Nov 2009 19:24:24 +0300 X-Mailer: Yamail [ http://yandex.ru ] 5.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain Cc: freebsd-current@freebsd.org Subject: Re: 8.0RC2 amd64 - kernel panic running make buildworld X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Nov 2009 16:26:18 -0000 06.11.09, 07:55, "Alexandre \"Sunny\" Kovalenko" : > On Thu, 2009-11-05 at 19:40 +0300, S.N.Grigoriev wrote: > > 04.11.09, 16:51, "Alexandre \"Sunny\" Kovalenko" > > wrote: > > > > > On Wed, 2009-11-04 at 13:44 +0300, S.N.Grigoriev wrote: > > > > Hi list, > > > > > > > > I can confirm I've seen the same problem. After upgrading from 7-stable > > > > to 8.0-RC2 my machine just reboots during 'make buildworld' without > > > > diagnostics. But switching vm.pmap.pg_ps_enabled on/off does not > > > > work for me. My machine reboots every time I try to build world. > > > > I don't think I have a hardware problem: under 7-stable I can build > > > > world/kernel for both 7-stable and 8.0-RC2 without problems. > > > > > > > Is it by any chance possible that you have 'debug.debugger_on_panic' set > > > to '0' and no valid dump device configured? > > > > Hi Alexandre, > > > > I've not found 'debug.debugger_on_panic' variable in 'sysctl -a' > > output. Where cat I find it? All my sysctl variables are set by > > default. > If your system does not have "option DDB", it would not have sysctl > above, which might be just as well. > Does savecore -v output makes sense? This is 'savecore -v' output on my machine: unable to open bounds file, using 0 checking for kernel dump on device /dev/ad8s1b mediasize = 4294967296 sectorsize = 512 magic mismatch on last dump header on /dev/ad8s1b savecore: no dumps found -- Regards, S.Grigoriev.