From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Packard Subject: Re: Memory corruption starting in i915 code, in 3.2-rc5 Date: Fri, 16 Dec 2011 11:22:45 -0800 Message-ID: <86ty50pbi2.fsf@sumi.keithp.com> References: <4EE4F82E.9010801@palosanto.com> <86bore4z1l.fsf@sumi.keithp.com> <4EE520B0.1060105@palosanto.com> <4EE614E7.4010908@palosanto.com> <86pqftivy8.fsf@sumi.keithp.com> <4EE76BC7.4070000@palosanto.com> <86borcibjd.fsf@sumi.keithp.com> <20111213182650.GD4125@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============2130385822==" Return-path: Received: from keithp.com (home.keithp.com [63.227.221.253]) by gabe.freedesktop.org (Postfix) with ESMTP id B45659E733 for ; Fri, 16 Dec 2011 11:21:50 -0800 (PST) In-Reply-To: <20111213182650.GD4125@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Daniel Vetter Cc: Alex =?utf-8?B?VmlsbGFjw63CrXM=?= Lasso , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============2130385822== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Tue, 13 Dec 2011 19:26:50 +0100, Daniel Vetter wrote: > On Tue, Dec 13, 2011 at 10:14:46AM -0800, Keith Packard wrote: > > On Tue, 13 Dec 2011 10:14:15 -0500, Alex Villac=C3=AD=C2=ADs Lasso wrote: > >=20 > > > By using a bootable USB stick, I could check the logs, which > > > showed many segfaults at /lib64/ld-2.14.90.so . > >=20 > > Ouch! > >=20 > > Please let me know if you find anything further; I'd like to get a > > revert sent upstream in the next day or so. >=20 > I think the revert is trtd. But if you revert it, please also > revert/disable the ilk vt-d workaound or apply one of Ben's patches, > because that one _does_ blow up, too. Only if VT-d is enabled though, and that patch is now old enough that reverting it may cause additional problems. Ben's patches still appear to have problems -- they don't appear to resolve the infinite recursion issue for unknown reasons. I'm going to revert the patch which causes the reported regression, then wait for Eric to finish up his request queue cleanups and revisit this problem after that. =2D-=20 keith.packard@intel.com --=-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIVAwUBTuuahTYtFsjWk68qAQjaFw/+KBuXJybUQW7fv14fF0CXwUyxZ/YXc/R2 0+/xN3koU3uBFFCWpxapLFPhp5TRirewT7O/4iDh8oqogCJkASgGpM8YycEi3i5V F+Bw6e4KLsmt3Cdg+iLGnu3q8U8Gt2WY7xsBP67o3kNBh5g61FtkZvDmmklP5idm 2J62dAoRGjOL7gylfdfwPSe1QWVCCEVbXj1aW1/8GeEDz3dtP9ORCHYD9AiV2olO 7cF87qvPrhCbkcwI0rCeIBs9RsjkOviNYyhrsrvclB60Q+emSseqcyZEX1d+mOqc h7w34zT48zNV34sgfol5NFH2HPkKD9ySXNU0w1JuHN6h20+R7C0S+CUkziBE+2rb yTO5h7z5zqJ5akDxLXmiN4ypWrc7rzJHKkxW0M4pd7vz6tO+PkrPWVsYfGjDmZbW 1gbSGResnZTp/oj4QoqzN//swc9UjXsd2l6AWfzbs6j6QloITmAMBfpkQVs3yJ8x 0BmZW4sk1SHJe6hhGnmAXT44asX8nfDfknemCG9oktGWyIcq/pXeenFWJSFfdw08 tVhlHeCCu3v3rFpWlr2kCTXbi7XNUQZu3YQMOaOg5p5qRhoc6kcnGw1gKB+MeTXp 3lUx9RQr9c/Sw/ZW9altVm740LbEj/iVYAz2aTm34LV31njTiUft7txBCvzAC1OM WUmrEXuFJP0= =c5AD -----END PGP SIGNATURE----- --=-=-=-- --===============2130385822== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel --===============2130385822==--