Created attachment 115458 [details]
/sys/class/drm/card0/error

upon resume from suspend:

[ 8752.760464] [drm] stuck on render ring
[ 8752.762791] [drm] GPU HANG: ecode 8:0:0xfffffffe, in systemd-logind [322], reason: Ring hung, action: reset
[ 8752.762793] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[ 8752.762794] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[ 8752.762795] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[ 8752.762795] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[ 8752.762796] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 8752.767176] drm/i915: Resetting chip after gpu hang
[ 8758.753135] [drm] stuck on render ring
[ 8758.755711] [drm] GPU HANG: ecode 8:0:0xb39ef7f4, in systemd-logind [322], reason: Ring hung, action: reset
[ 8758.755803] [drm:i915_set_reset_status [i915]] *ERROR* gpu hanging too fast, banning!
[ 8758.759871] drm/i915: Resetting chip after gpu hang


uname -a:
Linux mirai 4.0.1-1-ARCH #1 SMP PREEMPT Wed Apr 29 12:00:26 CEST 2015 x86_64 GNU/Linux

X version:
[    30.847] 
X.Org X Server 1.17.1
Release Date: 2015-02-10
[    30.847] X Protocol Version 11, Revision 0
[    30.847] Build Operating System: Linux 3.19.2-1-ARCH x86_64 
[    30.847] Current Operating System: Linux mirai 4.0.1-1-ARCH #1 SMP PREEMPT Wed Apr 29 12:00:26 CEST 2015 x86_64
[    30.847] Kernel command line: root=UUID=708c7685-283d-4745-bc13-f263f51b125a rw cryptdevice=/dev/disk/by-uuid/92ceacb6-5049-4820-ab04-c1aeecc6ecbb:cryptoroot initrd=initramfs-linux.img psmouse.proto=imps
[    30.847] Build Date: 14 April 2015  10:34:18AM
[    30.847]  
[    30.847] Current version of pixman: 0.32.6
[    30.847]    Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.

lspci:
00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
00:02.0 VGA compatible controller: Intel Corporation Broadwell-U Integrated Graphics (rev 09)
00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller (rev 09)
00:14.0 USB controller: Intel Corporation Wildcat Point-LP USB xHCI Controller (rev 03)
00:16.0 Communication controller: Intel Corporation Wildcat Point-LP MEI Controller #1 (rev 03)
00:19.0 Ethernet controller: Intel Corporation Ethernet Connection (3) I218-V (rev 03)
00:1b.0 Audio device: Intel Corporation Wildcat Point-LP High Definition Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #6 (rev e3)
00:1c.1 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #3 (rev e3)
00:1f.0 ISA bridge: Intel Corporation Wildcat Point-LP LPC Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation Wildcat Point-LP SATA Controller [AHCI Mode] (rev 03)
00:1f.3 SMBus: Intel Corporation Wildcat Point-LP SMBus Controller (rev 03)
00:1f.6 Signal processing controller: Intel Corporation Wildcat Point-LP Thermal Management Controller (rev 03)
03:00.0 Network controller: Intel Corporation Wireless 7265 (rev 59)