[Webkit-unassigned] [Bug 148429] New: REGRESSION(r188594): [GTK] Test /webkit2/WebKitFaviconDatabase/favicon-database-test crashes after r188594

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=148429

            Bug ID: 148429
           Summary: REGRESSION(r188594): [GTK] Test
                    /webkit2/WebKitFaviconDatabase/favicon-database-test
                    crashes after r188594
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Keywords: Gtk, Regression
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: cgarcia at igalia.com
                CC: fpizlo at apple.com, zan at falconsigh.net

The test is crashing, but favicons seem to work fine in the MiniBrowser, so maybe it's something that only happens in unit tests because things happen faster or something like that.

TEST: ./Tools/gtk/../../WebKitBuild/Debug/bin/TestWebKitAPI/WebKit2Gtk/TestWebKitFaviconDatabase... (pid=7842)

  /webkit2/WebKitFaviconDatabase/favicon-database-test:                ERROR: Failed to start load for icon at url http://127.0.0.1:55922/favicon.ico

../../Source/WebCore/loader/icon/IconLoader.cpp(71) : void WebCore::IconLoader::startLoading()

ASSERTION FAILED: oldByteValue == isHeldBit || oldByteValue == (isHeldBit | hasParkedBit)

../../Source/WTF/wtf/Lock.cpp(84) : void WTF::LockBase::unlockSlow()

1   0x2ae6e18c3fb3 /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(WTFCrash+0x1e) [0x2ae6e18c3fb3]

2   0x2ae6e18cb02d /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(_ZN3WTF8LockBase10unlockSlowEv+0x51) [0x2ae6e18cb02d]

3   0x419548 ./Tools/gtk/../../WebKitBuild/Debug/bin/TestWebKitAPI/WebKit2Gtk/TestWebKitFaviconDatabase(_ZN3WTF8LockBase6unlockEv+0x42) [0x419548]

4   0x2ae6e7c59a23 /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore12IconDatabase18syncThreadMainLoopEv+0x3a1) [0x2ae6e7c59a23]

5   0x2ae6e7c578ad /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore12IconDatabase22iconDatabaseSyncThreadEv+0x37f) [0x2ae6e7c578ad]

6   0x2ae6e7c5752c /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore12IconDatabase27iconDatabaseSyncThreadStartEPv+0x20) [0x2ae6e7c5752c]

7   0x2ae6e18dc87e /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(+0x169487e) [0x2ae6e18dc87e]

8   0x2ae6e18dca2e /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(+0x1694a2e) [0x2ae6e18dca2e]

9   0x2ae6e14b219a /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(_ZNKSt8functionIFvvEEclEv+0x32) [0x2ae6e14b219a]

10  0x2ae6e18dc760 /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(+0x1694760) [0x2ae6e18dc760]

11  0x2ae6e190e4c8 /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(+0x16c64c8) [0x2ae6e190e4c8]

12  0x2ae6ee71b0a4 /lib/x86_64-linux-gnu/libpthread.so.0(+0x80a4) [0x2ae6ee71b0a4]

13  0x2ae6f2e1d04d /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x2ae6f2e1d04d]

FAIL

GTester: last random seed: R02S27cc8ffcc8374f3422c8149248e1d12d

(pid=7864)

FAIL: ./Tools/gtk/../../WebKitBuild/Debug/bin/TestWebKitAPI/WebKit2Gtk/TestWebKitFaviconDatabase

It's an assertion, but also crashes in Release builds, I got this bt:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff937fe700 (LWP 24134)]
0x00007ffff1a910cc in WTFCrash () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
(gdb) bt
#0  0x00007ffff1a910cc in WTFCrash () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#1  0x00007ffff1a96645 in WTF::LockBase::unlockSlow() () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#2  0x00007ffff313e4ef in WTF::LockBase::unlock() () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#3  0x00007ffff3af6212 in WebCore::IconDatabase::syncThreadMainLoop() () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#4  0x00007ffff3af72c4 in WebCore::IconDatabase::iconDatabaseSyncThread() () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#5  0x00007ffff1aa15a5 in WTF::threadEntryPoint(void*) () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#6  0x00007ffff1ace4fa in WTF::wtfThreadEntryPoint(void*) () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#7  0x00007ffff0ab70a4 in start_thread (arg=0x7fff937fe700) at pthread_create.c:309
#8  0x00007fffeae0107d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

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