[Webkit-unassigned] [Bug 117733] New: [WK2][GTK] ASSERTION in WebKit::LayerTreeHostGtk::invalidate

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=117733

           Summary: [WK2][GTK] ASSERTION in
                    WebKit::LayerTreeHostGtk::invalidate
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: svillar at igalia.com
                CC: gns at gnome.org, alex at igalia.com, mrobinson at webkit.org,
                    cgarcia at igalia.com


>From time to time I hit this assertion:

ASSERTION FAILED: m_isValid
../../Source/WebKit2/WebProcess/WebPage/gtk/LayerTreeHostGtk.cpp(171) : virtual void WebKit::LayerTreeHostGtk::invalidate()
1   0x7f130553e7c7 /home/sergio/opt/gnome3/lib64/libjavascriptcoregtk-3.0.so.0(WTFCrash+0x1e) [0x7f130553e7c7]
2   0x7f130034fac3 /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(+0x81bac3) [0x7f130034fac3]
3   0x7f1300304458 /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(+0x7d0458) [0x7f1300304458]
4   0x7f1300306ada /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(+0x7d2ada) [0x7f1300306ada]
5   0x7f13019ac8ce /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(+0x1e788ce) [0x7f13019ac8ce]
6   0x7f12fcb16b5e /home/sergio/opt/gnome3/lib64/libglib-2.0.so.0(+0x57b5e) [0x7f12fcb16b5e]
7   0x7f12fcb14e01 /home/sergio/opt/gnome3/lib64/libglib-2.0.so.0(+0x55e01) [0x7f12fcb14e01]
8   0x7f12fcb15b66 /home/sergio/opt/gnome3/lib64/libglib-2.0.so.0(g_main_context_dispatch+0x33) [0x7f12fcb15b66]
9   0x7f12fcb15d56 /home/sergio/opt/gnome3/lib64/libglib-2.0.so.0(+0x56d56) [0x7f12fcb15d56]
10  0x7f12fcb16186 /home/sergio/opt/gnome3/lib64/libglib-2.0.so.0(g_main_loop_run+0x1d8) [0x7f12fcb16186]
11  0x7f13019ac46a /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(+0x1e7846a) [0x7f13019ac46a]
12  0x7f130025da5c /home/sergio/opt/gnome3/lib64/libwebkit2gtk-3.0.so.25(WebProcessMainGtk+0x114) [0x7f130025da5c]
13  0x4009bc /home/sergio/opt/gnome3/libexec/WebKitWebProcess(main+0x20) [0x4009bc]
14  0x7f12fc30fa55 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f12fc30fa55]
15  0x4008d9 /home/sergio/opt/gnome3/libexec/WebKitWebProcess() [0x4008d9]

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