Date: Sat, 17 Jun 2006 12:46:56 -0700 From: Matthew Navarre <mnavarre@cox.net> To: Alex Zbyslaw <xfb52@dial.pipex.com> Cc: questions@freebsd.org Subject: Re: Random panics on FreeeBSD 6.0 Message-ID: <15E19A2B-C411-4E03-8D8D-412E4069B505@cox.net> In-Reply-To: <4493DCE9.2000508@dial.pipex.com> References: <DED9F0AB-B6A7-4769-8EB9-DD5D9F9AC094@cox.net> <44936624.80801@ywave.com> <4493DCE9.2000508@dial.pipex.com>
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On Jun 17, 2006, at 3:43 AM, Alex Zbyslaw wrote: > Micah wrote: > >> Matthew Navarre wrote: >> >>> I've got an AMD Sempron machine running FreeBSD 6.0 that's been >>> experiencing random panics while trying to build world. In fact >>> it just paniced now, with no activity. >>> >>> The panic message is TPTE at 0xbfc20624 IS ZERO @ VA 08100000 >>> bad pte >>> >>> This started last night while I was portupgrading ruby and I got >>> random apps segfaulting, mostly gcc, so I suspected bad memory. I >>> installed new memory today, tried to buildworld. And *BAM* panic: >>> bad pte >>> >>> I'm still guessing that this is a hardware problem, and not >>> software but I'm not sure. If anyone can give me a clue I'd >>> appreciate it. >> Yup, looks like a bad memory slot along with a bad stick of RAM. I switched slots and installed a known-good stick of RAM and was able to build world. So I need to get the mainboard replaced, but at least it's not falling over in a stiff breeze. Stupid hardware. Thanks, guys Matt > As well as the things mentioned, it could also be a bad memory slot > (rather than chip), so try with one chip in one slot; if it still > fails, one chip in another slot; if it fails another chip in one > slot etc. It could be a combination :-( > > --Alex > >
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