[Webkit-unassigned] [Bug 183329] New: [GTK] 2.19 triggers Gigacage crash in Deja Dup

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=183329

            Bug ID: 183329
           Summary: [GTK] 2.19 triggers Gigacage crash in Deja Dup
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: PC
                OS: Linux
            Status: NEW
          Keywords: Gtk
          Severity: Normal
          Priority: P3
         Component: WebKit Gtk
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jbicha at ubuntu.com
                CC: bugs-noreply at webkitgtk.org

Ubuntu 18.04 (pre-Beta) recently upgraded to webkit2gtk 2.19.91. We are receiving lots of crash reports from Deja Dup at https://launchpad.net/bugs/1751460

Deja Dup is versioned 37.1.

Stacktrace
----------
#0  0x00007fac7224d588 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#1  0x00007fac76c64827 in __pthread_once_slow (once_control=0x7fac724b502c, init_routine=0x7fac69330490 <__once_proxy>) at pthread_once.c:116
        _buffer = {__routine = 0x7fac76c64880 <clear_once_control>, __arg = 0x7fac724b502c, __canceltype = 2008932720, __prev = 0x0}
        val = <optimized out>
        newval = <optimized out>
#2  0x00007fac7224ce0d in Gigacage::ensureGigacage() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#3  0x00007fac7224dd01 in bmalloc::Heap::Heap(bmalloc::HeapKind, std::lock_guard<bmalloc::StaticMutex>&) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#4  0x00007fac7224bb10 in bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::getSlowCase() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#5  0x00007fac7224b7d4 in bmalloc::Cache::Cache(bmalloc::HeapKind) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#6  0x00007fac7224bbf6 in bmalloc::PerThread<bmalloc::PerHeapKind<bmalloc::Cache> >::getSlowCase() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#7  0x00007fac7224b87f in bmalloc::Cache::allocateSlowCaseNullCache(bmalloc::HeapKind, unsigned long) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#8  0x00007fac72230f56 in WTF::StringImpl::createFromLiteral(char const*, unsigned int) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#9  0x00007fac72230fe1 in WTF::StringImpl::createFromLiteral(char const*) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#10 0x00007fac7223d3c0 in WTF::String::String(WTF::ASCIILiteral) () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
#11 0x00007fac729f7557 in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
#12 0x00007fac779c5733 in call_init (env=0x7ffc3677ae08, argv=0x7ffc3677adf8, argc=1, l=<optimized out>) at dl-init.c:72
        j = <optimized out>
        jm = <optimized out>
        addrs = <optimized out>
        init_array = <optimized out>
        env = 0x7ffc3677ae08
        argv = 0x7ffc3677adf8
        argc = 1
        l = <optimized out>
        preinit_array = <optimized out>
        preinit_array_size = <optimized out>
        i = 6
#13 0x00007fac779c5733 in _dl_init (main_map=0x7fac77bde170, argc=1, argv=0x7ffc3677adf8, env=0x7ffc3677ae08) at dl-init.c:119
        preinit_array = <optimized out>
        preinit_array_size = <optimized out>
        i = 6
#14 0x00007fac779b60ca in _dl_start_user () at /lib64/ld-linux-x86-64.so.2
#15 0x0000000000000001 in  ()
#16 0x00007ffc3677b9c3 in  ()
#17 0x0000000000000000 in  ()

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