Date: Sun, 30 Aug 2009 02:59:06 +0400 From: "Marat N.Afanasyev" <amarat@ksu.ru> To: mahlerrd@yahoo.com Cc: FreeBSD-Stable <freebsd-stable@freebsd.org> Subject: Re: Fatal Trap 12 in various processes always at address 0x3030313a Message-ID: <4A99B2BA.3030608@ksu.ru> In-Reply-To: <772579.96245.qm@web51002.mail.re2.yahoo.com> References: <772579.96245.qm@web51002.mail.re2.yahoo.com>
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This is a cryptographically signed message in MIME format. --------------ms060702050608080605070501 Content-Type: text/plain; charset=KOI8-R; format=flowed Content-Transfer-Encoding: 7bit Richard Mahlerwein wrote: > (Sorry, update to subject to be <something>) > > 3 weeks ago: > I upgraded from 7.1-PRELEASE to -stable and all seemed fine > until I rebooted out of single user mode after doing make > installworld and mergemaster. At that point, near the > end of the boot sequence I got a core dump, apparently > triggered by devd. > > **** > Fatal trap 12: page fault while in kernel mode. > cpu id = 0; apic id = 00 > fault virtual address = 0x3030313a > fault code = supervisor write, page not present > [snip] > current process = 355 (devd) > **** > > I redid the *whole* process in single user mode, yet no > difference. I was out of town for 2.5 weeks after > that, then busy for a few days, which brings me to now: > > TODAY: > I booted to my memtest86+ CD, let it run through which it > did with no issues noted. > I blew away my /usr/src and resynced as of about noon > today. After following through all steps to rebuild, I > now get a fatal trap 12... > > **** > Fatal trap 12: page fault while in kernel mode. > cpu id = 0; apic id = 00 > fault virtual address = 0x3030313a > fault code = supervisor write, page not present > [snip] > current process = 352 (sysctl) > **** > > Same virtual address, different process. Umm. > Interesting. > > I'm at a loss. Google's been of little help, and > searching these lists hasn't turned up much either. > > Does anyone have a further recommendation on what to do, > try, test or change? > > BTW, I'm GENERIC. > > Rich Mahlerwein > > > > > _______________________________________________ > 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" > such trap could be triggered by 'floating' memory/cache error. and i think that you should try to suspect memory first. memtest helps to diagnose most of memory problems, but not all. -- SY, Marat --------------ms060702050608080605070501 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIII8zCC 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