X crashes after a restart using dual head setup

thanks for filing this upstream!

Looks like it has been fixed in upstream v1.7.4; any chance to get that in feisty?

the drivers have been merged, and are now pending review from core-developers. They are uploaded "when they are ready" ;)

 xserver-xorg-video-i810 (2:1.7.4-0ubuntu1) feisty; urgency=low
 .
   * New upstream version.
   * Merge from debian unstable. Remaining changes:
     - debian/control:
       + Added Conflicts:, Replaces: xserver-xorg-driver-i810
       + Change Maintainer address.
   * debian/patches:
     - dropped, applied upstream:
       10-overlay_fix_lockup.patch
       11-xv_lockup.patch
       20-i915_bios.patch
 .
 xserver-xorg-video-i810 (2:1.7.2-4) unstable; urgency=low
 .
   [ Julien Cristau ]
   * Don't build-dep on libdrm-dev on hurd-i386, and don't try to install
     the libI810XvMC library there, as it isn't built without drm. Thanks to
     Samuel Thibault for the patch! (closes: #383918)
 .
   [ Drew Parsons ]
   * Apply patch 20-i915_bios.patch from upsteam (1.7.4) to help with faulty
     BIOSes (where VBE initialization failed). Closes: #382120.
 .
 xserver-xorg-video-i810 (2:1.7.2-3) unstable; urgency=low
 .
   * Build-Depends: quilt, needed to apply patches.
   * Replace the cvs source url in the long description with an XS-Vcs-Git
     control field and a reference to the xf86-video-intel module.
     Added a link to www.X.org.
 .
 xserver-xorg-video-i810 (2:1.7.2-2) unstable; urgency=low
 .
   [ Julien Cristau ]
   * Add link to xserver-xorg-core bug script, so that bugreports contain
     the user's config and log files.
   * Bump dependency on xserver-xorg-core to >= 2:1.1.1-11, as previous
     versions don't have the bug script.
 .
   [ Drew Parsons ]
   * Apply upstream patch 1-overlay_fix_lockup.patch (git commit
     e065324661ad08b3b359136f48090232f6138959, upstream bug #5774).
     Should remove remaining lockup problems in I830WaitLpRing().
     Closes: #272294.
   * While we're at it, apply upstream patch 11-xv_lockup.patch (git
     commit fbb376bd1a4daad4c86e349df98438989ce173f1, upstream bug
     #8594), fixing lockups related to Xv. We'll have no lockup bugs
     in etch, dammit! Closes: #397485.
 .
 xserver-xorg-video-i810 (2:1.7.2-1) unstable; urgency=low
 .
   * New upstream version
     + Shipping the git log as part of our diff.gz rather than a separate patch
       since upstream didn't include an updated Changelog
 .
 xserver-xorg-video-i810 (2:1.6.5-4) UNRELEASED; urgency=low
 .
   * Typo fix in man page. Closes: #364559.
 .
 xserver-xorg-video-i810 (2:1.6.5-3) unstable; urgency=low
 .
   [ Steve Langasek ]
   * Upload to unstable
 .
   [ Drew Parsons ]
   * Standards version 3.7.2.
   * Use debhelper 5.
   * Use dh_installman to install man pages.
   * Exclude .la from dh_install.
 .
 xserver-xorg-video-i810 (2:1.6.5-2) experimental; urgency=low
 .
   [ Drew Parsons ]
   * Provides: xserver-xorg-video-1.0 not xserver-xorg-video.
 .
   [ David Nusinow ]
   * Bump xserver (build-)depends epochs to 2: to deal with botched
     server upload
 .
 xserver-xorg-video-i810 (2:1.6.5-1) experimental; urgency=low
 .
   * New upstream release
 .
 xserver-xorg-video-i810 (2:1.6.4-1) experimental; urgency=low
 .
   * New upstream release
 .
 xserver-xorg-video-i810 (2:1.6.3-1) experimental; urgency=low
 .
   * New upstream release...