[Webkit-unassigned] [Bug 32733] New: [GTK] crash when closing a tab

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri Dec 18 12:49:07 PST 2009


https://bugs.webkit.org/show_bug.cgi?id=32733

           Summary: [GTK] crash when closing a tab
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
               URL: https://bugzilla.gnome.org/show_bug.cgi?id=598157
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: sam at robots.org.uk


Got the following crash with epiphany and webkit 1.1.16. Happened when I closed
a tab. There are a couple of duplicate bugs on the GNOME bugzilla.

#0  0x00007f9c5531828f in __libc_waitpid (pid=2724, stat_loc=0x7fff611af7f0, 
    options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:41
#1  0x00007f9c5654b169 in IA__g_spawn_sync (
    working_directory=<value optimized out>, argv=<value optimized out>, 
    envp=<value optimized out>, flags=<value optimized out>, 
    child_setup=<value optimized out>, user_data=<value optimized out>, 
    standard_output=0x0, standard_error=0x0, exit_status=0x0, 
    error=0x7fff611af978) at /tmp/buildd/glib2.0-2.22.0/glib/gspawn.c:386
#2  0x00007f9c5654b468 in IA__g_spawn_command_line_sync (
    command_line=<value optimized out>, standard_output=0x0, 
    standard_error=0x0, exit_status=0x0, error=0x7fff611af978)
    at /tmp/buildd/glib2.0-2.22.0/glib/gspawn.c:700
#3  0x00007f9c4b3dbdb0 in ?? ()
   from /usr/lib/gtk-2.0/modules/libgnomebreakpad.so
#4  <signal handler called>
#5  0x00007f9c59d2f849 in WebCore::FrameLoader::loadResourceSynchronously (
    this=0x7f9c34bed050, request=<value optimized out>, 
    storedCredentials=WebCore::AllowStoredCredentials, error=..., 
    response=..., data=...) at ../WebCore/loader/FrameLoader.cpp:3823
#6  0x00007f9c59d1cec4 in WebCore::DocumentThreadableLoader::loadRequest (
    this=0x7f9c3499c678, request=..., skipCanLoadCheck=<value optimized out>)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:317
#7  0x00007f9c59d1f60d in DocumentThreadableLoader (this=0x7f9c3499c678, 
    document=0x7f9c34eed400, client=<value optimized out>, 
    blockingBehavior=<value optimized out>, request=..., 
    options=<value optimized out>)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:74
#8  0x00007f9c59d1f95c in
WebCore::DocumentThreadableLoader::loadResourceSynchronously
(document=0x7f9c34eed400, request=..., client=..., options=...)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:50
#9  0x00007f9c59ee5780 in WebCore::XMLHttpRequest::createRequest (
    this=0x7f9c2ccbc000, ec=@0x7fff611b058c)
    at ../WebCore/xml/XMLHttpRequest.cpp:543
#10 0x00007f9c59ee6513 in WebCore::XMLHttpRequest::send (this=0x7f9c2ccbc000, 
    body=..., ec=@0x7fff611b058c) at ../WebCore/xml/XMLHttpRequest.cpp:457
#11 0x00007f9c59ee671b in WebCore::XMLHttpRequest::send (this=0x7f9c54ee7a00, 
    ec=@0x0) at ../WebCore/xml/XMLHttpRequest.cpp:400
#12 0x00007f9c59aefd36 in WebCore::JSXMLHttpRequest::send (
    this=0x7f9c36e10ec0, exec=0x7f9c457eec60, args=...)
    at ../WebCore/bindings/js/JSXMLHttpRequestCustom.cpp:125
#13 0x00007f9c5a1f7cbc in WebCore::jsXMLHttpRequestPrototypeFunctionSend (
    exec=0x7f9c457eec60, thisValue=..., args=...)
    at DerivedSources/JSXMLHttpRequest.cpp:383
#14 0x00007f9c4d0c71c4 in ?? ()
#15 0x00007f9c457eec18 in ?? ()
#16 0x0000000000000001 in ?? ()
#17 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9c49014950 (LWP 18758)):
#0  0x00007f9c54c384e1 in nanosleep () from /lib/libc.so.6
No symbol table info available.
#1  0x00007f9c54c38307 in __sleep (seconds=<value optimized out>)
    at ../sysdeps/unix/sysv/linux/sleep.c:138
        ts = {
          tv_sec = 2, 
          tv_nsec = 388669442
        }
        set = {
          __val =             {65536,
            0 <repeats 15 times>}
        }
        oset = {
          __val =             {0,
            140309420887217,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            140309413138000,
            140309549547520,
            0,
            4294967295,
            0,
            18210608}
        }
        result = 4294967295
#2  0x00007f9c599f9b77 in WTF::TCMalloc_PageHeap::scavengerThread (
    this=0x7f9c5a7c1b00) at ../JavaScriptCore/wtf/FastMalloc.cpp:2295
No locals.
#3  0x00007f9c599f9c09 in WTF::TCMalloc_PageHeap::runScavengerThread (
    context=0x7f9c49013fc0) at ../JavaScriptCore/wtf/FastMalloc.cpp:1429
No locals.
#4  0x00007f9c55310f9a in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
        __res = <value optimized out>
        pd = 0x7f9c49014950
        unwind_buf = {
          cancel_jmp_buf =             {{
              jmp_buf =                 {140309216446800,
                2010675209828492638,
                140309420942464,
                140309216444752,
                0,
                4096,
                -1954623322243013282,
                -1954579756003170978}, 
              mask_was_saved = 0
            }}, 
          priv = {
            pad =               {0x0,
              0x0,
              0x0,
              0x0}, 
            data = {
              prev = 0x0, 
              cleanup = 0x0, 
              canceltype = 0
            }
          }
        }
        not_first_call = <value optimized out>
#5  0x00007f9c54c6756d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#6  0x0000000000000000 in ?? ()
No symbol table info available.

Thread 1 (Thread 0x7f9c5cca3800 (LWP 18757)):
#0  0x00007f9c5531828f in __libc_waitpid (pid=2724, stat_loc=0x7fff611af7f0, 
    options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:41
        oldtype = 0
        result = <value optimized out>
#1  0x00007f9c5654b169 in IA__g_spawn_sync (
    working_directory=<value optimized out>, argv=<value optimized out>, 
    envp=<value optimized out>, flags=<value optimized out>, 
    child_setup=<value optimized out>, user_data=<value optimized out>, 
    standard_output=0x0, standard_error=0x0, exit_status=0x0, 
    error=0x7fff611af978) at /tmp/buildd/glib2.0-2.22.0/glib/gspawn.c:386
        outpipe = -1
        errpipe = -1
        pid = 2724
        fds = {
          __fds_bits =             {27617600,
            8,
            16,
            16,
            22995568,
            0,
            16,
            0,
            22995608,
            23280032,
            22995568,
            140734822545784,
            5,
            140309439905414,
            140734822545400,
            140734822545512}
        }
        ret = <value optimized out>
        outstr = 0x0
        errstr = 0x0
        failed = 0
        status = <value optimized out>
        __PRETTY_FUNCTION__ =           "IA__g_spawn_sync"
#2  0x00007f9c5654b468 in IA__g_spawn_command_line_sync (
    command_line=<value optimized out>, standard_output=0x0, 
    standard_error=0x0, exit_status=0x0, error=0x7fff611af978)
    at /tmp/buildd/glib2.0-2.22.0/glib/gspawn.c:700
        retval = 0
        argv = 0x15ee270
        __PRETTY_FUNCTION__ =           "IA__g_spawn_command_line_sync"
#3  0x00007f9c4b3dbdb0 in ?? ()
   from /usr/lib/gtk-2.0/modules/libgnomebreakpad.so
No symbol table info available.
#4  <signal handler called>
No symbol table info available.
#5  0x00007f9c59d2f849 in WebCore::FrameLoader::loadResourceSynchronously (
    this=0x7f9c34bed050, request=<value optimized out>, 
    storedCredentials=WebCore::AllowStoredCredentials, error=..., 
    response=..., data=...) at ../WebCore/loader/FrameLoader.cpp:3823
        referrer = {
          m_impl = {
            <WTF::FastAllocBase> = {<No data fields>}, 
            members of WTF::RefPtr<WebCore::StringImpl>: 
            m_ptr = 0x7f9c2d242480
          }
        }
        initialRequest = {
          <WebCore::ResourceRequestBase> = {
            m_url = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c3645e3e8
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 262, 
              m_fragmentEnd = 262
            }, 
            m_cachePolicy = WebCore::ReturnCacheDataElseLoad, 
            m_timeoutInterval = 10, 
            m_firstPartyForCookies = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c2c719bb8
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 246, 
              m_fragmentEnd = 246
            }, 
            m_httpMethod = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c2c127ed0
              }
            }, 
            m_httpHeaderFields = {
              <WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >> = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >: 
                m_impl = {
                  static m_minTableSize = <optimized out>, 
                  static m_maxLoad = <optimized out>, 
                  static m_minLoad = <optimized out>, 
                  m_table = 0x7f9c34be8000, 
                  m_tableSize = 64, 
                  m_tableSizeMask = 63, 
                  m_keyCount = 4, 
                  m_deletedCount = 0
                }
              }, <No data fields>}, 
            m_responseContentDispositionEncodingFallbackArray = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::Vector<WebCore::String, 0ul>: 
              m_size = 0, 
              m_buffer = {
                <WTF::VectorBufferBase<WebCore::String>> = {
                  <WTFNoncopyable::Noncopyable> = {
                    <WTF::FastAllocBase> = {<No data fields>}, <No data
fields>}, 
                  members of WTF::VectorBufferBase<WebCore::String>: 
                  m_buffer = 0x7f9c35232800, 
                  m_capacity = 0
                }, <No data fields>}
            }, 
            m_httpBody = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::RefPtr<WebCore::FormData>: 
              m_ptr = 0x0
            }, 
            m_allowCookies = true, 
            m_resourceRequestUpdated = true, 
            m_platformRequestUpdated = false, 
            m_reportUploadProgress = false
          }, <No data fields>}
        identifier = 209
        newRequest = {
          <WebCore::ResourceRequestBase> = {
            m_url = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c3645efa0
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 262, 
              m_fragmentEnd = 262
            }, 
            m_cachePolicy = WebCore::ReturnCacheDataElseLoad, 
            m_timeoutInterval = 10, 
            m_firstPartyForCookies = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c2c719bb8
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 246, 
              m_fragmentEnd = 246
            }, 
            m_httpMethod = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c3645e730
              }
            }, 
            m_httpHeaderFields = {
              <WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >> = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >: 
                m_impl = {
                  static m_minTableSize = <optimized out>, 
                  static m_maxLoad = <optimized out>, 
                  static m_minLoad = <optimized out>, 
                  m_table = 0x7f9c2bc7d000, 
                  m_tableSize = 64, 
                  m_tableSizeMask = 63, 
                  m_keyCount = 4, 
                  m_deletedCount = 0
                }
              }, <No data fields>}, 
            m_responseContentDispositionEncodingFallbackArray = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::Vector<WebCore::String, 0ul>: 
              m_size = 0, 
              m_buffer = {
                <WTF::VectorBufferBase<WebCore::String>> = {
                  <WTFNoncopyable::Noncopyable> = {
                    <WTF::FastAllocBase> = {<No data fields>}, <No data
fields>}, 
                  members of WTF::VectorBufferBase<WebCore::String>: 
                  m_buffer = 0x7f9c35232860, 
                  m_capacity = 0
                }, <No data fields>}
            }, 
            m_httpBody = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::RefPtr<WebCore::FormData>: 
              m_ptr = 0x0
            }, 
            m_allowCookies = true, 
            m_resourceRequestUpdated = true, 
            m_platformRequestUpdated = false, 
            m_reportUploadProgress = false
          }, <No data fields>}
#6  0x00007f9c59d1cec4 in WebCore::DocumentThreadableLoader::loadRequest (
    this=0x7f9c3499c678, request=..., skipCanLoadCheck=<value optimized out>)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:317
        data = {
          <WTF::FastAllocBase> = {<No data fields>}, 
          members of WTF::Vector<char, 0ul>: 
          m_size = 211254, 
          m_buffer = {
            <WTF::VectorBufferBase<char>> = {
              <WTFNoncopyable::Noncopyable> = {
                <WTF::FastAllocBase> = {<No data fields>}, <No data fields>}, 
              members of WTF::VectorBufferBase<char>: 
              m_buffer = 0x7f9c2acfd000 "\n    \n  \n  \n  \n  ", '\n' <repeats
21 times>, " \n ", '\n' <repeats 18 times>, "  \n  \n\t\t\n\t\n  \n   \n
\n\n\n\n\n\n\n  \n   \n \n\n\n\n\n\n\n  \n  \n  \n  \n    ", '\n' <repeats 11
times>, "    \n\n\n\n\n<html>\n  <head>\n    \n\n\n\n\n\n\n\n<style
type=\"text/css\"><!--\n\nbody { "..., 
              m_capacity = 240464
            }, <No data fields>}
        }
        error = {
          <WebCore::ResourceErrorBase> = {
            m_domain = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x0
              }
            }, 
            m_errorCode = 0, 
            m_failingURL = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x0
              }
            }, 
            m_localizedDescription = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x0
              }
            }, 
            m_isNull = true, 
            m_isCancellation = false
          }, <No data fields>}
        response = {
          <WebCore::ResourceResponseBase> = {
            m_url = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c34cecd80
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 262, 
              m_fragmentEnd = 262
            }, 
            m_mimeType = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c44e6a0c0
              }
            }, 
            m_expectedContentLength = 0, 
            m_textEncodingName = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c34f12d40
              }
            }, 
            m_suggestedFilename = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x0
              }
            }, 
            m_httpStatusCode = 200, 
            m_httpStatusText = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c36182480
              }
            }, 
            m_httpHeaderFields = {
              <WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >> = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >: 
                m_impl = {
                  static m_minTableSize = <optimized out>, 
                  static m_maxLoad = <optimized out>, 
                  static m_minLoad = <optimized out>, 
                  m_table = 0x7f9c35098c00, 
                  m_tableSize = 64, 
                  m_tableSizeMask = 63, 
                  m_keyCount = 9, 
                  m_deletedCount = 0
                }
              }, <No data fields>}, 
            m_lastModifiedDate = 0, 
            m_isNull = false, 
            m_haveParsedCacheControlHeader = false, 
            m_haveParsedAgeHeader = false, 
            m_haveParsedDateHeader = false, 
            m_haveParsedExpiresHeader = false, 
            m_haveParsedLastModifiedHeader = false, 
            m_cacheControlContainsNoCache = false, 
            m_cacheControlContainsNoStore = false, 
            m_cacheControlContainsMustRevalidate = false, 
            m_cacheControlMaxAge = 0, 
            m_age = 0, 
            m_date = 0, 
            m_expires = 0, 
            m_lastModified = 0
          }, <No data fields>}
        identifier = 18446744073709551615
#7  0x00007f9c59d1f60d in DocumentThreadableLoader (this=0x7f9c3499c678, 
    document=0x7f9c34eed400, client=<value optimized out>, 
    blockingBehavior=<value optimized out>, request=..., 
    options=<value optimized out>)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:74
No locals.
#8  0x00007f9c59d1f95c in
WebCore::DocumentThreadableLoader::loadResourceSynchronously
(document=0x7f9c34eed400, request=..., client=..., options=...)
    at ../WebCore/loader/DocumentThreadableLoader.cpp:50
No locals.
#9  0x00007f9c59ee5780 in WebCore::XMLHttpRequest::createRequest (
    this=0x7f9c2ccbc000, ec=@0x7fff611b058c)
    at ../WebCore/xml/XMLHttpRequest.cpp:543
        forcePreflight = false
        request = {
          <WebCore::ResourceRequestBase> = {
            m_url = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x7f9c3645e3e8
                }
              }, 
              m_isValid = true, 
              m_protocolInHTTPFamily = true, 
              m_schemeEnd = 4, 
              m_userStart = 7, 
              m_userEnd = 7, 
              m_passwordEnd = 7, 
              m_hostEnd = 23, 
              m_portEnd = 23, 
              m_pathAfterLastSlash = 53, 
              m_pathEnd = 67, 
              m_queryEnd = 262, 
              m_fragmentEnd = 262
            }, 
            m_cachePolicy = WebCore::UseProtocolCachePolicy, 
            m_timeoutInterval = 2147483647, 
            m_firstPartyForCookies = {
              m_string = {
                m_impl = {
                  <WTF::FastAllocBase> = {<No data fields>}, 
                  members of WTF::RefPtr<WebCore::StringImpl>: 
                  m_ptr = 0x0
                }
              }, 
              m_isValid = false, 
              m_protocolInHTTPFamily = false, 
              m_schemeEnd = 0, 
              m_userStart = 0, 
              m_userEnd = 0, 
              m_passwordEnd = 0, 
              m_hostEnd = 0, 
              m_portEnd = 0, 
              m_pathAfterLastSlash = 0, 
              m_pathEnd = 0, 
              m_queryEnd = 0, 
              m_fragmentEnd = 0
            }, 
            m_httpMethod = {
              m_impl = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::RefPtr<WebCore::StringImpl>: 
                m_ptr = 0x7f9c2c127ed0
              }
            }, 
            m_httpHeaderFields = {
              <WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >> = {
                <WTF::FastAllocBase> = {<No data fields>}, 
                members of WTF::HashMap<WebCore::AtomicString, WebCore::String,
WebCore::CaseFoldingHash, WTF::HashTraits<WebCore::AtomicString>,
WTF::HashTraits<WebCore::String> >: 
                m_impl = {
                  static m_minTableSize = <optimized out>, 
                  static m_maxLoad = <optimized out>, 
                  static m_minLoad = <optimized out>, 
                  m_table = 0x7f9c34e68000, 
                  m_tableSize = 64, 
                  m_tableSizeMask = 63, 
                  m_keyCount = 2, 
                  m_deletedCount = 0
                }
              }, <No data fields>}, 
            m_responseContentDispositionEncodingFallbackArray = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::Vector<WebCore::String, 0ul>: 
              m_size = 0, 
              m_buffer = {
                <WTF::VectorBufferBase<WebCore::String>> = {
                  <WTFNoncopyable::Noncopyable> = {
                    <WTF::FastAllocBase> = {<No data fields>}, <No data
fields>}, 
                  members of WTF::VectorBufferBase<WebCore::String>: 
                  m_buffer = 0x0, 
                  m_capacity = 0
                }, <No data fields>}
            }, 
            m_httpBody = {
              <WTF::FastAllocBase> = {<No data fields>}, 
              members of WTF::RefPtr<WebCore::FormData>: 
              m_ptr = 0x0
            }, 
            m_allowCookies = true, 
            m_resourceRequestUpdated = true, 
            m_platformRequestUpdated = false, 
            m_reportUploadProgress = false
          }, <No data fields>}
        options = {
          sendLoadCallbacks = true, 
          sniffContent = false, 
          allowCredentials = true, 
          forcePreflight = false, 
          crossOriginRequestPolicy = WebCore::UseAccessControl
        }
#10 0x00007f9c59ee6513 in WebCore::XMLHttpRequest::send (this=0x7f9c2ccbc000, 
    body=..., ec=@0x7fff611b058c) at ../WebCore/xml/XMLHttpRequest.cpp:457
No locals.
#11 0x00007f9c59ee671b in WebCore::XMLHttpRequest::send (this=0x7f9c54ee7a00, 
    ec=@0x0) at ../WebCore/xml/XMLHttpRequest.cpp:400
No locals.
#12 0x00007f9c59aefd36 in WebCore::JSXMLHttpRequest::send (
    this=0x7f9c36e10ec0, exec=0x7f9c457eec60, args=...)
    at ../WebCore/bindings/js/JSXMLHttpRequestCustom.cpp:125
        ec = 0
        signedLineNumber = <value optimized out>
        sourceID = 140309494798085
        sourceURL = {
          m_rep = {
            <WTF::FastAllocBase> = {<No data fields>}, 
            members of WTF::RefPtr<JSC::UString::Rep>: 
            m_ptr = 0x7fff611b05f8
          }, 
          static nullUString = 0x7f9c487180f8
        }
        function = {
          m_ptr = 0x7f9c457eeb78
        }
#13 0x00007f9c5a1f7cbc in WebCore::jsXMLHttpRequestPrototypeFunctionSend (
    exec=0x7f9c457eec60, thisValue=..., args=...)
    at DerivedSources/JSXMLHttpRequest.cpp:383
No locals.
#14 0x00007f9c4d0c71c4 in ?? ()
No symbol table info available.
#15 0x00007f9c457eec18 in ?? ()
No symbol table info available.
#16 0x0000000000000001 in ?? ()
No symbol table info available.
#17 0x0000000000000000 in ?? ()
No symbol table info available.

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