|Summary:||[Bisected Regression in 220.127.116.11] i915 with KMS enabled causes memorycorruption when resuming from suspend-to-disk|
|Product:||Drivers||Reporter:||Maciej Rutecki (maciej.rutecki)|
|Component:||Video(DRI - Intel)||Assignee:||Chris Wilson (chris)|
|Severity:||normal||CC:||chris, guido+kernel.org, jbarnes, m.v.b, maciej.rutecki, rjw|
|Bug Depends on:|
|Bug Blocks:||7216, 14885|
Description Maciej Rutecki 2010-03-19 19:26:43 UTC
Subject : [Bisected Regression in 18.104.22.168] i915 with KMS enabled causes memorycorruption when resuming from suspend-to-disk Submitter : "M. Vefa Bicakci" <firstname.lastname@example.org> Date : 2010-03-13 5:11 Message-ID : 4B9B1E8F.email@example.com References : http://marc.info/?l=linux-kernel&m=126845754409543&w=2 This entry is being used for tracking a regression from 2.6.32. Please don't close it until the problem is fixed in the mainline. Caused by: commit d8e0902806c0bd2ccc4f6a267ff52565a3ec933b Author: Chris Wilson <firstname.lastname@example.org> Date: Wed Jan 27 13:36:32 2010 +0000 drm/i915: Selectively enable self-reclaim First-Bad-Commit : d8e0902806c0bd2ccc4f6a267ff52565a3ec933b
Comment 1 Rafael J. Wysocki 2010-04-11 20:13:30 UTC
On Sunday 11 April 2010, M. Vefa Bicakci wrote: > On 08/04/10 07:04 PM, Rafael J. Wysocki wrote: > > This message has been generated automatically as a part of a report > > of regressions introduced between 2.6.32 and 2.6.33. > > > > The following bug entry is on the current list of known regressions > > introduced between 2.6.32 and 2.6.33. Please verify if it still should > > be listed and let the tracking team know (either way). > > > > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15585 > > Subject : [Bisected Regression in 22.214.171.124] i915 with KMS > enabled causes memorycorruption when resuming from suspend-to-disk > > Submitter : M. Vefa Bicakci <email@example.com> > > Date : 2010-03-13 5:11 (27 days old) > > I tested vanilla 126.96.36.199 and 2.6.34-rc3-git10, and unfortunately > both of them *have* this issue. So it looks like the issue has not > been resolved yet. Please keep this regression in the list of known > regressions. > > Just to let you know: I am currently running 188.8.131.52 with the above- > mentioned commit reverted, and hibernate-thaw cycles work properly.
Comment 2 Jesse Barnes 2010-07-23 19:40:49 UTC
Chris, this one is fixed now, right?
Comment 3 Chris Wilson 2010-07-23 21:15:25 UTC
Yes after Linus' second patch the storm has quietened down but we nobody has yet managed to explain why...
Comment 4 Chris Wilson 2010-07-23 21:16:36 UTC
With great power, comes great responsibility...
Comment 5 M. Vefa Bicakci 2010-07-23 21:17:13 UTC
Hello, Yes, this is fixed with the following two commits by Linus: 985b823b919273fe1327d56d2196b4f92e5d0fae cd9f040df6ce46573760a507cb88192d05d27d86 Sorry for not updating the bug report. Regards, M. Vefa Bicakci