[Webkit-unassigned] [Bug 137425] Plugin process crashes in NPN_InvokeDefault

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=137425





--- Comment #1 from Carlos Garcia Campos <cgarcia at igalia.com>  2014-10-05 00:59:48 PST ---
#0  WebKit::NPN_InvokeDefault (npp=<optimized out>, npObject=0x0, arguments=0x7fff90c65a90, argumentCount=3, result=0x7fff90c65a70) at /usr/src/debug/webkitgtk-2.6.0/Source/WebKit2/WebProcess/Plugins/Netscape/NetscapeBrowserFuncs.cpp:686
        plugin = {m_ptr = 0x7f88605d3dc0}
        protector = {m_protector = {_M_t = {<std::_Tuple_impl<0ul, WebKit::PluginController::PluginDestructionProtector*, std::default_delete<WebKit::PluginController::PluginDestructionProtector> >> = {<std::_Tuple_impl<1ul, std::default_delete<WebKit::PluginController::PluginDestructionProtector> >> = {<std::_Tuple_impl<2ul>> = {<No data fields>}, <std::_Head_base<1ul, std::default_delete<WebKit::PluginController::PluginDestructionProtector>, true>> = {<std::default_delete<WebKit::PluginController::PluginDestructionProtector>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WebKit::PluginController::PluginDestructionProtector*, false>> = {_M_head_impl = 0x2017990}, <No data fields>}, <No data fields>}}}
#1  0x00007f8844008d03 in on_shell_signal (proxy=<optimized out>, sender_name=<optimized out>, signal_name=<optimized out>, parameters=<optimized out>, user_data=0x212e500) at browser-plugin.c:298
        status = 1
        uuid = 0x2038ee0 "netspeed at hedayaty.gmail.com"
        error = 0x2002480 ""
        args = {{type = NPVariantType_String, value = {boolValue = 224, intValue = 33787616, doubleValue = 1.6693300320476035e-316, stringValue = {UTF8Characters = 0x2038ee0 "netspeed at hedayaty.gmail.com", UTF8Length = 27}, objectValue = 0x2038ee0}}, {type = NPVariantType_Int32, value = {boolValue = true, intValue = 1, doubleValue = 6.9278918583434705e-310, stringValue = {UTF8Characters = 0x7f8800000001 <error: Cannot access memory at address 0x7f8800000001>, UTF8Length = 0}, objectValue = 0x7f8800000001}}, {type = NPVariantType_String, value = {boolValue = 128, intValue = 33563776, doubleValue = 1.6582708666310931e-316, stringValue = {UTF8Characters = 0x2002480 "", UTF8Length = 0}, objectValue = 0x2002480}}}
        result = {type = NPVariantType_Void, value = {boolValue = false, intValue = 0, doubleValue = 0, stringValue = {UTF8Characters = 0x0, UTF8Length = 0}, objectValue = 0x0}}
        sender_name = <optimized out>
        parameters = <optimized out>
        proxy = <optimized out>
        signal_name = <optimized out>
        user_data = 0x212e500
        obj = <optimized out>

I would say the gnome-shell browser plugin is calling invokedefault with a NULL NPObject.

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