[Webkit-unassigned] [Bug 275583] New: DRMDeviceManager needs to be ThreadSafeRefCounted

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=275583

            Bug ID: 275583
           Summary: DRMDeviceManager needs to be ThreadSafeRefCounted
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WPE WebKit
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: zimmermann at kde.org
                CC: bugs-noreply at webkitgtk.org

(process:2581181): GLib-GObject-CRITICAL **: 22:13:44.946: g_signal_connect_object: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
ERROR: Failed to make thread real time: GDBus.Error:org.freedesktop.DBus.Error.Failed: No such file or directory
/host/home/nzimmermann/Software/GitRepositories/WebKit/Source/WTF/wtf/linux/RealTimeThreads.cpp(224) : void WTF::RealTimeThreads::realTimeKitMakeThreadRealTime(uint64_t, uint64_t, uint32_t)
ERROR: Failed to make thread real time: GDBus.Error:org.gtk.GDBus.UnmappedGError.Quark._g_2dio_2derror_2dquark.Code1: Could not map pid: Process ids could not be found: 2581258
/host/home/nzimmermann/Software/GitRepositories/WebKit/Source/WTF/wtf/linux/RealTimeThreads.cpp(224) : void WTF::RealTimeThreads::realTimeKitMakeThreadRealTime(uint64_t, uint64_t, uint32_t)
ASSERTION FAILED: Unsafe to ref/deref from different threads
m_isOwnedByMainThread == isMainThread()
/host/home/nzimmermann/Software/GitRepositories/WebKit/WebKitBuild/WPE/Debug/WTF/Headers/wtf/RefCounted.h(119) : void WTF::RefCountedBase::applyRefDerefThreadingCheck() const
1   0x7ef967eef599 WTF::RefCountedBase::applyRefDerefThreadingCheck() const
2   0x7ef967f0da70 WTF::RefCountedBase::refAllowingPartiallyDestroyed() const
3   0x7ef967f0db84 WTF::RefCountedBase::ref() const
4   0x7ef9698c3d0b WTF::DefaultRefDerefTraits<WebCore::DRMDeviceNode>::refIfNotNull(WebCore::DRMDeviceNode*)
5   0x7ef9698c24d0 WTF::RefPtr<WebCore::DRMDeviceNode, WTF::RawPtrTraits<WebCore::DRMDeviceNode>, WTF::DefaultRefDerefTraits<WebCore::DRMDeviceNode> >::RefPtr(WTF::RefPtr<WebCore::DRMDeviceNode, WTF::RawPtrTraits<WebCore::DRMDeviceNode>, WTF::DefaultRefDerefTraits<WebCore::DRMDeviceNode> > const&)
6   0x7ef970afbff6 WebCore::DRMDeviceManager::mainDeviceNode(WebCore::DRMDeviceManager::NodeType) const
7   0x7ef970afc070 WebCore::DRMDeviceManager::mainGBMDeviceNode(WebCore::DRMDeviceManager::NodeType) const
8   0x7ef970afce14 WebCore::GBMBufferSwapchain::getBuffer(WebCore::GBMBufferSwapchain::BufferDescription const&)
9   0x7ef970b52985 WebCore::MediaPlayerPrivateGStreamer::pushDMABufToCompositor()
10  0x7ef970b548c5 WebCore::MediaPlayerPrivateGStreamer::triggerRepaint(WTF::GRefPtr<_GstSample>&&)
...

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