[Webkit-unassigned] [Bug 68361] [Qt][WK2] Crash in Qt when loading plugins in the UI process

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=68361





--- Comment #1 from Balazs Kelemen <kbalazs at webkit.org>  2011-09-19 09:19:29 PST ---
Backtrace in debug
#0  0x00007fffef894ab5 in raise () from /lib64/libc.so.6
#1  0x00007fffef895fb6 in abort () from /lib64/libc.so.6
#2  0x00007fffef8cfdd3 in __libc_message () from /lib64/libc.so.6
#3  0x00007fffef8d53b6 in malloc_printerr () from /lib64/libc.so.6
#4  0x00007fffef8da2dc in free () from /lib64/libc.so.6
#5  0x00007ffff0913026 in qFree (ptr=0x61c9c0) at global/qmalloc.cpp:60
#6  0x00007ffff096e400 in QString::free (d=0x61c9c0) at tools/qstring.cpp:1219
#7  0x00007ffff08f5159 in QString::~QString (this=0x7961c8, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qstring.h:851
#8  0x00007ffff09ddeff in QFileInfoPrivate::~QFileInfoPrivate (this=0x796130, __in_chrg=<value optimized out>) at io/qfileinfo_p.h:69
#9  0x00007ffff09de02b in QSharedDataPointer<QFileInfoPrivate>::~QSharedDataPointer (this=0x7fffffffba50, __in_chrg=<value optimized out>)
    at ../../include/QtCore/../../src/corelib/tools/qshareddata.h:90
#10 0x00007ffff09dae28 in QFileInfo::~QFileInfo (this=0x7fffffffba50, __in_chrg=<value optimized out>) at io/qfileinfo.cpp:364
#11 0x00007ffff0a4645a in QLibraryPrivate::load_sys (this=0x796020) at plugin/qlibrary_unix.cpp:87
#12 0x00007ffff0a401cc in QLibraryPrivate::load (this=0x796020) at plugin/qlibrary.cpp:460
#13 0x00007ffff0a410b1 in QLibrary::load (this=0x9fbdc8) at plugin/qlibrary.cpp:817
#14 0x00007ffff5439133 in WebKit::Module::load (this=0x9fbdc0) at /home/balazs/work/WebKitGit/Source/WebKit2/Platform/qt/ModuleQt.cpp:36
#15 0x00007ffff538f2ba in WebKit::NetscapePluginModule::tryLoad (this=0x8b64c0)
    at /home/balazs/work/WebKitGit/Source/WebKit2/Shared/Plugins/Netscape/NetscapePluginModule.cpp:205
#16 0x00007ffff538f179 in WebKit::NetscapePluginModule::load (this=0x8b64c0)
    at /home/balazs/work/WebKitGit/Source/WebKit2/Shared/Plugins/Netscape/NetscapePluginModule.cpp:183
#17 0x00007ffff538ef88 in WebKit::NetscapePluginModule::getOrCreate (pluginPath="/usr/lib64/browser-plugins/skypebuttons.so")
    at /home/balazs/work/WebKitGit/Source/WebKit2/Shared/Plugins/Netscape/NetscapePluginModule.cpp:149
#18 0x00007ffff53906f7 in WebKit::NetscapePluginModule::getPluginInfo (pluginPath="/usr/lib64/browser-plugins/skypebuttons.so", plugin=...)
    at /home/balazs/work/WebKitGit/Source/WebKit2/Shared/Plugins/Netscape/x11/NetscapePluginModuleX11.cpp:129
#19 0x00007ffff53bd9a3 in WebKit::PluginInfoStore::getPluginInfo (pluginPath="/usr/lib64/browser-plugins/skypebuttons.so", plugin=...)
    at /home/balazs/work/WebKitGit/Source/WebKit2/UIProcess/Plugins/unix/PluginInfoStoreUnix.cpp:63
#20 0x00007ffff53ba10c in WebKit::PluginInfoStore::loadPlugin (plugins=WTF::Vector of length 2, capacity 16 = {...}, pluginPath=
    "/usr/lib64/browser-plugins/skypebuttons.so") at /home/balazs/work/WebKitGit/Source/WebKit2/UIProcess/Plugins/PluginInfoStore.cpp:105
#21 0x00007ffff53b9f86 in WebKit::PluginInfoStore::loadPluginsIfNecessary (this=0x785ab8)
    at /home/balazs/work/WebKitGit/Source/WebKit2/UIProcess/Plugins/PluginInfoStore.cpp:95
#22 0x00007ffff53ba18a in WebKit::PluginInfoStore::plugins (this=0x785ab8)
    at /home/balazs/work/WebKitGit/Source/WebKit2/UIProcess/Plugins/PluginInfoStore.cpp:116
#23 0x00007ffff5290528 in WebKit::WebContext::getPlugins (this=0x785a10, refresh=false, pluginInfos=WTF::Vector of length 0, capacity 0)
    at /home/balazs/work/WebKitGit/Source/WebKit2/UIProcess/WebContext.cpp:549

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