Testing of Upstream kernel completed now, Bug is reproduced also in
latest upstream kernel version:
dmesg command output:
[ 965.815868] [drm] GPU HANG: ecode 7:0:0x85dffffc, in kwin_x11 [2476],
reason: Hang on render ring, action: reset
[ 965.815870] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[ 965.815871] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[ 965.815872] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[ 965.815872] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[ 965.815873] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 965.815931] drm/i915: Resetting chip after gpu hang
[ 981.835855] intel_pstate: Turbo disabled by BIOS or unavailable on processor
[ 985.774379] drm/i915: Resetting chip after gpu hang
[ 995.758768] drm/i915: Resetting chip after gpu hang
[ 999.769168] intel_pstate: Turbo disabled by BIOS or unavailable on processor
[ 1006.767233] drm/i915: Resetting chip after gpu hang
murali@murali-PC:~$ uname -r
4.10.0-041000-generic
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1666365
Title:
Desktop Effects were Restarting due to graphcal reset in Kubuntu 16:04
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