Bug#823520: libgtk-3-bin: OpenGL in broadway leads to segmentation fault

[Kirill Kozlov]

Package: libgtk-3-bin
Version: 3.18.9-1
Severity: important

When launching an application that uses OpenGL in broadwayd, it crashes with segmentation fault.

Steps to reproduce the issue:
1) broadwayd -a 127.0.0.1 -p 8889 :2 &
2) GDK_BACKEND=broadway BROADWAY_DISPLAY=:2 gtk3-demo
3) Go to 127.0.0.1:8889 in browser
4) Select OpenGL example in the window and launch it
5) The application crashes and the console says: Segmentation fault.

-- System Information:
Debian Release: 8.4
Architecture: amd64 (x86_64)

Kernel: Linux 3.16.0-4-amd64 (SMP w/2 CPU cores)
Locale: LANG=ru_RU.UTF-8, LC_CTYPE=ru_RU.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages libgtk-3-bin depends on:
ii  libatk-bridge2.0-0                      2.18.1-3
ii  libatk1.0-0                             2.20.0-1
ii  libc6                                   2.22-6
ii  libcairo-gobject2                       1.14.6-1+b1
ii  libcairo2                               1.14.6-1+b1
ii  libepoxy0                               1.2-1
ii  libfontconfig1                          2.11.0-6.3
ii  libfreetype6                            2.5.2-3+deb8u1
ii  libgdk-pixbuf2.0-0                      2.32.3-2
ii  libglib2.0-0                            2.48.0-1
ii  libgtk-3-0                              3.18.9-1
ii  libgtk-3-common                         3.18.9-1
ii  libpango-1.0-0                          1.38.1-1
ii  libpangocairo-1.0-0                     1.38.1-1
ii  libpangoft2-1.0-0                       1.38.1-1
ii  libwayland-client0                      1.10.0-1
ii  libwayland-cursor0                      1.10.0-1
ii  libwayland-egl1-mesa [libwayland-egl1]  11.1.2-1
ii  libx11-6                                2:1.6.2-3
ii  libxcomposite1                          1:0.4.4-1
ii  libxcursor1                             1:1.1.14-1+b1
ii  libxdamage1                             1:1.1.4-2+b1
ii  libxext6                                2:1.3.3-1
ii  libxfixes3                              1:5.0.1-2+b2
ii  libxi6                                  2:1.7.4-1+b2
ii  libxinerama1                            2:1.1.3-1+b1
ii  libxkbcommon0                           0.5.0-1
ii  libxrandr2                              2:1.5.0-1

libgtk-3-bin recommends no packages.

libgtk-3-bin suggests no packages.

-- no debconf information