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[173.19.125.130]) by smtp.gmail.com with ESMTPSA id e76sm1298188ywe.25.2020.01.23.11.41.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jan 2020 11:41:16 -0800 (PST) Date: Thu, 23 Jan 2020 13:41:14 -0600 From: Justin Hibbits To: Michael Tuexen Cc: "powerpc@freebsd.org" Subject: Re: panic: data storage interrupt trap when building world on PowerMac G5 Message-ID: <20200123134114.75d9c771@titan.knownspace> In-Reply-To: <7722F637-2C3D-4199-B2C9-F0616B0A5AE1@freebsd.org> References: <7722F637-2C3D-4199-B2C9-F0616B0A5AE1@freebsd.org> X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; powerpc64-portbld-freebsd13.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 483XhH2bWwz42V6 X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-6.00 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; REPLY(-4.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0] 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 19:41:23 -0000 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". Is there a reason you still have kern.smp.disabled=1? I fixed the bug for that (at least in head) back around May, or at least *a* bug for it. - Justin