Bug 48493 - [ILK SNB regression] system auto-reboot while resuming after S4
Summary: [ILK SNB regression] system auto-reboot while resuming after S4
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: unspecified
Hardware: Other All
: medium normal
Assignee: Daniel Vetter
QA Contact:
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Depends on:
Blocks:
 
Reported: 2012-04-10 02:09 UTC by Guang Yang
Modified: 2017-10-06 14:50 UTC (History)
4 users (show)

See Also:
i915 platform:
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Description Guang Yang 2012-04-10 02:09:49 UTC 
System Environment:
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Platform: SandyBrage(desktop), IronLake (E6510 with eDP)
Kernel: (drm-intel-testing)9d0b5b5468650e0ac72a7786cf6625963f926d4d

Bug detailed description:
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After suspending to the disk, pressed the power button. The screen turns up, after loading the grub list, the machine will restarts,after rebooting the system status can't return to the status before s4. This issue happen on IronLake mobile platform and SandyBridge desktop platform.

We tried the netconsole to catch the dmesg, but failed.

The issue doesn't exist on the latest -fixes branch:
Kernel: (drm-intel-fixes)14667a4bde4361b7ac420d68a2e9e9b9b2df5231
Comment 1 Daniel Vetter 2012-04-10 11:58:12 UTC 
Again, this seems to be a regression in mainline, which seems to be fixed here with the latest drm-intel-fixes. Please retest with that.
Comment 2 Guang Yang 2012-04-10 19:22:28 UTC 
(In reply to comment #1)
> Again, this seems to be a regression in mainline, which seems to be fixed here
> with the latest drm-intel-fixes. Please retest with that.
Hi,daniel,I have try with the latest -fixes branch,
Kernel: (drm-intel-fixes)c4867936474183332db4c19791a65fdad6474fd5
the issue doesn't exist.
Comment 3 Chris Wilson 2012-04-11 03:06:34 UTC 
Closing now that -next has merged in the suspend and resume fixes from -fixes and -rc2.
Comment 4 Guang Yang 2012-04-11 23:58:45 UTC 
tested by guang yang
Comment 5 Elizabeth 2017-10-06 14:50:26 UTC 
Closing old verified.

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