Version-Release number of selected component:
epiphany-runtime-3.16.2-2.fc22

Additional info:
reporter:       libreport-2.6.2
backtrace_rating: 4
cmdline:        epiphany
crash_function: INT_cairo_surface_set_device_scale
executable:     /usr/bin/epiphany
global_pid:     25822
kernel:         4.1.4-200.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 INT_cairo_surface_set_device_scale at cairo-surface.c:1712
 #1 WebKit::BackingStore::createBackend() at /lib64/libwebkit2gtk-4.0.so.37
 #2 WebKit::BackingStore::incorporateUpdate(WebKit::ShareableBitmap*, WebKit::UpdateInfo const&) at /lib64/libwebkit2gtk-4.0.so.37
 #3 WebKit::BackingStore::incorporateUpdate(WebKit::UpdateInfo const&) at /lib64/libwebkit2gtk-4.0.so.37
 #4 WebKit::DrawingAreaProxyImpl::incorporateUpdate(WebKit::UpdateInfo const&) at /lib64/libwebkit2gtk-4.0.so.37
 #5 WebKit::DrawingAreaProxy::didReceiveMessage(IPC::Connection&, IPC::MessageDecoder&) at /lib64/libwebkit2gtk-4.0.so.37
 #6 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::MessageDecoder&) at /lib64/libwebkit2gtk-4.0.so.37
 #7 WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::MessageDecoder&) at /lib64/libwebkit2gtk-4.0.so.37
 #8 IPC::Connection::dispatchMessage(std::unique_ptr<IPC::MessageDecoder, std::default_delete<IPC::MessageDecoder> >) at /lib64/libwebkit2gtk-4.0.so.37
 #9 IPC::Connection::dispatchOneMessage() at /lib64/libwebkit2gtk-4.0.so.37