From owner-freebsd-ppc@freebsd.org Thu Jan 23 20:29:24 2020 Return-Path: Delivered-To: freebsd-ppc@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 2B0B81FCE9A for ; Thu, 23 Jan 2020 20:29:24 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: from freefall.freebsd.org (freefall.freebsd.org [96.47.72.132]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 483Ylm0CzCz44ft for ; Thu, 23 Jan 2020 20:29:24 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: by freefall.freebsd.org (Postfix) id 0042E14572; Thu, 23 Jan 2020 20:29:24 +0000 (UTC) Delivered-To: powerpc@localmail.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [96.47.72.80]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits)) (Client CN "mx1.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by freefall.freebsd.org (Postfix) with ESMTPS id EEB9014571 for ; Thu, 23 Jan 2020 20:29:23 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: from drew.franken.de (mail-n.franken.de [193.175.24.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.franken.de", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 483Yll3Wtxz44fs for ; Thu, 23 Jan 2020 20:29:23 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: from mb.fritz.box (unknown [IPv6:2a02:8109:1140:c3d:5150:67b9:85f1:f471]) (Authenticated sender: macmic) by mail-n.franken.de (Postfix) with ESMTPSA id 5FD7F721E280D; Thu, 23 Jan 2020 21:29:20 +0100 (CET) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 13.0 \(3608.40.2.2.4\)) Subject: Re: panic: data storage interrupt trap when building world on PowerMac G5 From: Michael Tuexen In-Reply-To: <20200123134114.75d9c771@titan.knownspace> Date: Thu, 23 Jan 2020 21:29:19 +0100 Cc: "powerpc@freebsd.org" Content-Transfer-Encoding: 7bit Message-Id: References: <7722F637-2C3D-4199-B2C9-F0616B0A5AE1@freebsd.org> <20200123134114.75d9c771@titan.knownspace> To: Justin Hibbits X-Mailer: Apple Mail (2.3608.40.2.2.4) X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=disabled version=3.4.1 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on mail-n.franken.de X-Rspamd-Queue-Id: 483Yll3Wtxz44fs X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-1.66 / 15.00]; local_wl_from(0.00)[freebsd.org]; NEURAL_HAM_MEDIUM(-0.94)[-0.944,0]; NEURAL_HAM_LONG(-0.72)[-0.720,0]; ASN(0.00)[asn:680, ipnet:193.174.0.0/15, country:DE] X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Jan 2020 20:29:24 -0000 > On 23. Jan 2020, at 20:41, Justin Hibbits wrote: > > On Thu, 23 Jan 2020 12:32:03 +0100 > Michael Tuexen wrote: > >> Dear all, >> >> when trying to build world on a G5 with SMP disabled >> (kern.smp.disabled=1 in /boot/loader.conf), I get the following panic: >> >> http://bsd14.fh-muenster.de/crash.jpeg >> >> It looks like this happens when memory is getting low (top was >> running until the machine panics). The machine runs the kernel from >> r356950. >> >> Any idea what is going wrong? >> >> Best regards >> Michael > > That fault address looks very suspicious. Reading it as hex encoding > of ASCII we get " user ad". Yes, you are right. > > Is there a reason you still have kern.smp.disabled=1? I fixed the bug Without that, the fans get very loud, on reboot you get timeouts, and I think (haven't tried recently) the network interfaces die. With that, no such problems. This is the first time I try to do a buildworld after moving to clang (which was done by a reinstall). Before the switch, the machine did multiple buildworlds and was running very stable. Best regards Michael > for that (at least in head) back around May, or at least *a* bug for it. > > - Justin