Hi there, I finally managed to do a bisect on this. It took a while because the good and bad kernels were in non-linear branches so I had to do 14 kernel builds on my ancient laptop!
This is the end of the trail: $ git bisect bad 24576d23976746cb52e7700c4cadbf4bc1bc3472 is the first bad commit commit 24576d23976746cb52e7700c4cadbf4bc1bc3472 Author: Jesse Barnes <jbar...@virtuousgeek.org> Date: Tue Mar 26 09:25:45 2013 -0700 drm/i915: enable VT switchless resume v3 With the other bits in place, we can do this safely. v2: disable backlight on suspend to prevent premature enablement on resume v3: disable CRTCs on suspend to allow RTD3 (Kristen) Signed-off-by: Jesse Barnes <jbar...@virtuousgeek.org> Reviewed-by: Rodrigo Vivi <rodrigo.v...@gmail.com> Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch> :040000 040000 72fb279ebc4c48824015f43eac459d046dde3204 6797fd617ffd75b6e2a457aaabf5e90f9a4021c0 M drivers What do I do now? Best wishes, Peter ** Changed in: linux (Ubuntu) Status: Expired => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1272945 Title: 8086:2592 [Toshiba Portégé R200-110] Black screen/freeze after resume with i915 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1272945/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs