Bug 273285 – Assert hit in WebKit::RemoteImageBuffer::getShareableBitmap

• Status: RESOLVED
• Resolution: FIXED
• Component: WebCore Misc.

[Nicole Rosario]

==74427==ERROR: AddressSanitizer: ABRT on unknown address 0x00018d66aa80 (pc 0x00018d66aa80 bp 0x00016d66e170 sp 0x00016d66e150 T7)
    #0 0x18d66aa80 in __pthread_kill+0x8 (libsystem_kernel.dylib:arm64e+0x9a80)
    #1 0x18d5afa1c in abort+0xb0 (libsystem_c.dylib:arm64e+0x76a1c)
    #2 0x11be9fe94 in WebKit::RemoteImageBuffer::getShareableBitmap(WebCore::PreserveResolution, WTF::CompletionHandler<void (std::__1::optional<WebCore::ShareableBitmapHandle>&&)>&&)::$_13::operator()() const+0x788 (WebKit:arm64e+0x55c7e94)
    #3 0x11be9f5ac in WebKit::RemoteImageBuffer::getShareableBitmap(WebCore::PreserveResolution, WTF::CompletionHandler<void (std::__1::optional<WebCore::ShareableBitmapHandle>&&)>&&)+0x128 (WebKit:arm64e+0x55c75ac)
    #4 0x11be8b3b0 in void IPC::handleMessageSynchronous<Messages::RemoteImageBuffer::GetShareableBitmap, WebKit::RemoteImageBuffer, WebKit::RemoteImageBuffer, void (WebCore::PreserveResolution, WTF::CompletionHandler<void (std::__1::optional<WebCore::ShareableBitmapHandle>&&)>&&)>(IPC::StreamServerConnection&, IPC::Decoder&, WebKit::RemoteImageBuffer*, void (WebKit::RemoteImageBuffer::*)(WebCore::PreserveResolution, WTF::CompletionHandler<void (std::__1::optional<WebCore::ShareableBitmapHandle>&&)>&&))+0x2f4 (WebKit:arm64e+0x55b33b0)
    #5 0x11821eb70 in WebKit::RemoteImageBuffer::didReceiveStreamMessage(IPC::StreamServerConnection&, IPC::Decoder&)+0xc24 (WebKit:arm64e+0x1946b70)

[Nicole Rosario]

rdar://122378565

[Nicole Rosario]

Pull request: https://github.com/WebKit/WebKit/pull/26916

[EWS]

Committed 278192@main (393949a1c17c): <https://commits.webkit.org/278192@main>

Reviewed commits have been landed. Closing PR #26916 and removing active labels.

[Nicole Rosario]

Re-opening for pull request https://github.com/WebKit/WebKit/pull/28362

[EWS]

Committed 279951@main (163fdbfc157b): <https://commits.webkit.org/279951@main>

Reviewed commits have been landed. Closing PR #28362 and removing active labels.

[Fujii Hironori]

Regressed: Bug 275415 – REGRESSION(279951@main): ImageBufferCairoImageSurfaceBackend.cpp(77,35): error: invalid operands to binary expression ('const ImageBufferPixelFormat' and 'WebCore::PixelFormat')