[Webkit-unassigned] [Bug 95852] New: Crash backtraces should contain demangled function names and line numbers

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=95852

           Summary: Crash backtraces should contain demangled function
                    names and line numbers
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: ossy at webkit.org


example crash log from the Qt debug bot now:
---------------------------------------------
ASSERTION FAILED: isEndOfParagraph(endOfParagraphToMove)
/home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/Source/WebCore/editing/CompositeEditCommand.cpp(1137) : void WebCore::CompositeEditCommand::moveParagraph(const WebCore::VisiblePosition&, const WebCore::VisiblePosition&, const WebCore::VisiblePosition&, bool, bool)
1   0x7f1d164d3dfc /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd36dfc) [0x7f1d164d3dfc]
2   0x7f1d165316b6 /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd946b6) [0x7f1d165316b6]
3   0x7f1d1652fb1c /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd92b1c) [0x7f1d1652fb1c]
4   0x7f1d1652ed7b /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd91d7b) [0x7f1d1652ed7b]
5   0x7f1d164cc359 /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd2f359) [0x7f1d164cc359]
6   0x7f1d164cbd52 /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd2ed52) [0x7f1d164cbd52]
7   0x7f1d1650fc73 /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd72c73) [0x7f1d1650fc73]
8   0x7f1d1651327a /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd7627a) [0x7f1d1651327a]
9   0x7f1d163bb43d /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xc1e43d) [0x7f1d163bb43d]
10  0x7f1d1719255c /home/webkitbuildbot/slaves/debug64bit/buildslave/qt-linux-64-debug/build/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0x19f555c) [0x7f1d1719255c]
11  0x7f1cca0d0265 [0x7f1cca0d0265]


example crash log after the fix:
---------------------------------

ASSERTION FAILED: isEndOfParagraph(endOfParagraphToMove)
/home/oszi/WebKit/Source/WebCore/editing/CompositeEditCommand.cpp(1137) : void WebCore::CompositeEditCommand::moveParagraph(const WebCore::VisiblePosition&, const WebCore::VisiblePosition&, const WebCore::VisiblePosition&, bool, bool)
addr2line -e /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5.0.0 -f -C 0xd35104 0xd929be 0xd90e24 0xd90083 0xd2d661 0xd2d05a 0xd70f7b 0xd74582 0xc1c745 0x19f3694 0x7fcf5ad842651   0xd35104 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd35104) [0x7fcfa7501104]
WebCore::CompositeEditCommand::moveParagraph(WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, bool, bool)
/home/oszi/WebKit/Source/WebCore/editing/CompositeEditCommand.cpp:1137

2   0xd929be /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd929be) [0x7fcfa755e9be]
WebCore::InsertListCommand::listifyParagraph(WebCore::VisiblePosition const&, WebCore::QualifiedName const&)
/home/oszi/WebKit/Source/WebCore/editing/InsertListCommand.cpp:385

3   0xd90e24 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd90e24) [0x7fcfa755ce24]
WebCore::InsertListCommand::doApplyForSingleParagraph(bool, WebCore::QualifiedName const&, WebCore::Range*)
/home/oszi/WebKit/Source/WebCore/editing/InsertListCommand.cpp:250

4   0xd90083 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd90083) [0x7fcfa755c083]
WebCore::InsertListCommand::doApply()
/home/oszi/WebKit/Source/WebCore/editing/InsertListCommand.cpp:186

5   0xd2d661 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd2d661) [0x7fcfa74f9661]
WebCore::CompositeEditCommand::apply()
/home/oszi/WebKit/Source/WebCore/editing/CompositeEditCommand.cpp:205

6   0xd2d05a /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd2d05a) [0x7fcfa74f905a]
WebCore::applyCommand(WTF::PassRefPtr<WebCore::CompositeEditCommand>)
/home/oszi/WebKit/Source/WebCore/editing/CompositeEditCommand.cpp:162

7   0xd70f7b /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd70f7b) [0x7fcfa753cf7b]
WebCore::executeInsertUnorderedList(WebCore::Frame*, WebCore::Event*, WebCore::EditorCommandSource, WTF::String const&)
/home/oszi/WebKit/Source/WebCore/editing/EditorCommand.cpp:569

8   0xd74582 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xd74582) [0x7fcfa7540582]
WebCore::Editor::Command::execute(WTF::String const&, WebCore::Event*) const
/home/oszi/WebKit/Source/WebCore/editing/EditorCommand.cpp:1690

9   0xc1c745 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0xc1c745) [0x7fcfa73e8745]
WebCore::Document::execCommand(WTF::String const&, bool, WTF::String const&)
/home/oszi/WebKit/Source/WebCore/dom/Document.cpp:4595

10  0x19f3694 /home/oszi/WebKit/WebKitBuild/Debug/lib/libQtWebKit.so.5(+0x19f3694) [0x7fcfa81bf694]
WebCore::jsDocumentPrototypeFunctionExecCommand(JSC::ExecState*)
/home/oszi/WebKit/WebKitBuild/Debug/Source/WebCore/generated/JSDocument.cpp:2633

11  0x7fcf5ad84265 [0x7fcf5ad84265]
??
??:0

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