Date: Tue, 26 Aug 2003 05:43:33 -0700 From: Mike Harding <mvh@ix.netcom.com> To: Mike Tancsa <mike@sentex.net> Cc: stable@freebsd.org Subject: Re: PAE removal patch for testing Message-ID: <1061901813.15751.0.camel@netcom1.netcom.com> In-Reply-To: <5.2.0.9.0.20030826075826.07d6a660@209.112.4.2> References: <20030826034451.GD61917@nexus.dglawrence.com> <5.2.0.9.0.20030825220024.07324008@209.112.4.2> <20030826022000.25AC22A7EA@canning.wemm.org> <20030826034451.GD61917@nexus.dglawrence.com> <5.2.0.9.0.20030826075826.07d6a660@209.112.4.2>
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I'm building a debug kernel now... I'll advise if I see this again. On Tue, 2003-08-26 at 04:58, Mike Tancsa wrote: > What do your panic's look like ? Do you have a crash dump with debug kernel ? > > ---Mike > > At 10:30 PM 25/08/2003 -0700, Mike Harding wrote: > > >I did just get a crash after doing the 'short' patch - I am reverting > >to Aug. 7 code... > > > >- Mike H. > > > > > > Mike Tancsa wrote: > > > > > At 04:51 PM 25/08/2003 -0500, Mike Silbersack wrote: > > > > > > > > > > >Right now, anyone who is experiencing problems should definitely > > try that > > > > > >short patch which Mike Tancsa said works for him and confirm > > whether or > > > > > >not it fixes the issue on their system. > > > > > > > > > > The 2 servers I am running it on both have been stable since > > applying it. > > > > > ns4% uptime > > > > > 9:58PM up 2 days, 4:27, 2 users, load averages: 0.02, 0.03, 0.05 > > > > > ns4% > > > > > > > > > > would have rebooted several times by now. The other machine is also > > > > > stable. Both are quite busy mail routers. One also runs > > spamassassin via a > > > > > milter. > > > > > > > > This change matches -current and should probably be committed ASAP. > > > > > > I've reviewed it as well and it definitely is a bug that needs to be > > fixed > > > ASAP. Basically, the pmap_remove code in -stable doesn't handle the case of > > > crossing a page table boundry properly. If the next page table page isn't > > > currently mapped, then the kernel will [fatally] fault when trying to > > access > > > it. > > > >_______________________________________________ > >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"
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