[Bug 80081] [HSW Bisected]igt/pm_rpm/system-suspend cause " WARNING: CPU: 7 PID: 786 at drivers/gpu/drm/i915/i915_gem.c:1644 i915_gem_release_all_mmaps+0x28/0x7e [i915]()

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=80081

Paulo Zanoni <przanoni at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |NEEDINFO

--- Comment #10 from Paulo Zanoni <przanoni at gmail.com> ---
(In reply to comment #9)
> (In reply to comment #8)
> > commit eedd10f45bdcb2a5b2afa35f845e080c3bc984f2
> > Author: Chris Wilson <chris at chris-wilson.co.uk>
> > Date:   Mon Jun 16 08:57:44 2014 +0100
> > 
> >     drm/i915: Simplify i915_gem_release_all_mmaps()
> > 
> > is now part of -fixes kernel. Please retest
> 
> The result is skipped on latest
> -fixes(1a125d8a2c22b11741fc47d4ffcf7a5ffa044dd3). This bug unable to
> reproduce.
> 
> [root at x-bsw01 tests]# ./pm_rpm --run-subtest system-suspend
> IGT-Version: 1.7-g4d2f511 (x86_64) (Linux:
> 3.17.0-rc1_drm-intel-fixes_1a125d_20140821+ x86_64)
> Test requirement not met in function setup_environment, file pm_rpm.c:720:
> Test requirement: !(drmSetMaster(drm_fd) == 0)
> Can't become DRM master, please check if no other DRM client is running.
> Last errno: 22, Invalid argument
> Subtest system-suspend: SKIP
> [root at x-bsw01 tests]# echo $?
> 77
> [root at x-bsw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
> [root at x-bsw01 tests]#

The error message says you have other DRM clients running. Please retest.

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