[Bug 96492] Running Opera with forced hardware rendering cause SUMO GPU lockup

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96492

            Bug ID: 96492
           Summary: Running Opera with forced hardware rendering cause
                    SUMO GPU lockup
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Radeon
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: russianneuromancer at ya.ru

Created attachment 124473
  --> https://bugs.freedesktop.org/attachment.cgi?id=124473&action=edit
dmesg45

Running Opera 38 with forced hardware rendering on iGPU cause SUMO GPU lockup.

State of options on opera://gpu page:
#ignore-gpu-blacklist - currently enabled
#disable-accelerated-2d-canvas - currently enabled
#enable-gpu-rasterization - Force-enabled for all layers
#num-raster-threads - 4
#disable-threaded-scrolling - currently enabled

Software:
Kubuntu 16.04 x86_64 updated from Oibaf PPA.
Linux 4.5 and 4.6
Mesa: 11.3~git1605281930.c7731a~gd~x
libdrm-radeon1: 2.4.68+git1605140630.7aab85~gd~x
modesetting driver in use (because of few issues with radeon DDX)
xserver-xorg-core: 1.18.3-1ubuntu2.2
KDE 5.6.4, OpenGL 3.1 / EGL desktop effects enabled.

Hardware:
Acer Aspire 7560G laptop, BIOS 2.04,
AMD APU A8-3500M with integrated Radeon HD 6620G (SUMO)
Discrete AMD Radeon HD 6650M (TURKS)

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