Some details were provided to Bug 1724385 which also depends on this one.
Run with MOZ_SANDBOX_LOGGING=1 gives me:
Sandbox: Failed errno -2 op stat flags 00 path /tmp/Temp-d7ba8966-a234-4d30-9fb1-41087569e0c9/mesa_shader_cache Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/Programy/firefox-nightly/libEGL.so Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/Programy/firefox-nightly/libGLdispatch.so.0 Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/Programy/firefox-nightly/libGL.so Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/Programy/firefox-nightly/libGLX.so.0 Sandbox: SandboxBroker: denied op=open rflags=2204000 perms=0 path=/etc/glvnd/egl_vendor.d for pid=40950 Sandbox: Failed errno -13 op open flags 02204000 path /etc/glvnd/egl_vendor.d Sandbox: SandboxBroker: denied op=open rflags=2204000 perms=0 path=/usr/share/glvnd/egl_vendor.d for pid=40950 Sandbox: Failed errno -13 op open flags 02204000 path /usr/share/glvnd/egl_vendor.d [GFX1]: Failed to create snapshot GLContext.
Reproduction steps are fairly easy, play a video clip on a page and try to bookmark it or move by D&D.
Some details were provided to Bug 1724385 which also depends on this one.
Run with MOZ_SANDBOX_ LOGGING= 1 gives me:
Sandbox: Failed errno -2 op stat flags 00 path /tmp/Temp- d7ba8966- a234-4d30- 9fb1-41087569e0 c9/mesa_ shader_ cache Programy/ firefox- nightly/ libEGL. so Programy/ firefox- nightly/ libGLdispatch. so.0 Programy/ firefox- nightly/ libGL.so Programy/ firefox- nightly/ libGLX. so.0 glvnd/egl_ vendor. d for pid=40950 egl_vendor. d share/glvnd/ egl_vendor. d for pid=40950 glvnd/egl_ vendor. d
Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/
Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/
Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/
Sandbox: Failed errno -2 op open flags 02000000 path /home/komat/
Sandbox: SandboxBroker: denied op=open rflags=2204000 perms=0 path=/etc/
Sandbox: Failed errno -13 op open flags 02204000 path /etc/glvnd/
Sandbox: SandboxBroker: denied op=open rflags=2204000 perms=0 path=/usr/
Sandbox: Failed errno -13 op open flags 02204000 path /usr/share/
[GFX1]: Failed to create snapshot GLContext.
Reproduction steps are fairly easy, play a video clip on a page and try to bookmark it or move by D&D.