Bug 289436 – REGRESSION(291846@main) [WPE] /webkit/WebKitWebView/save is crashing

• Component: WPE WebKit
• Status: RESOLVED FIXED

[Claudio Saavedra]

/webkit/WebKitWebView/save:                                         CRASH
ASSERTION FAILED: Completion handler should always be called
!m_function
/app/webkit/WebKitBuild/WPE/Release/WTF/Headers/wtf/CompletionHandler.h(66) : WTF::CompletionHandler<Out(In ...)>::~CompletionHandler() [with Out = void; In = {}]
1   0x7f82736a0a9d WTF::Detail::CallableWrapper<WebKit::WebPageProxy::callAfterNextPresentationUpdate(WTF::CompletionHandler<void ()>&&)::{lambda()#1}, void>::~CallableWrapper()
2   0x7f82736a1520 WTF::Detail::CallableWrapper<IPC::Connection::makeAsyncReplyCompletionHandler<Messages::DrawingArea::DispatchAfterEnsuringDrawing, WebKit::WebPageProxy::callAfterNextPresentationUpdate(WTF::CompletionHandler<void ()>&&)::{lambda(auto:1&, auto:2)#1}::operator()<WebKit::WebProcessProxy, WTF::ObjectIdentifierGeneric<WebCore::PageIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits<unsigned long>, unsigned long> >(WebKit::WebProcessProxy&, WTF::ObjectIdentifierGeneric<WebCore::PageIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits<unsigned long>, unsigned long>) const::{lambda()#1}>(WebKit::WebPageProxy::callAfterNextPresentationUpdate(WTF::CompletionHandler<void ()>&&)::{lambda(auto:1&, auto:2)#1}::operator()<WebKit::WebProcessProxy, WTF::ObjectIdentifierGeneric<WebCore::PageIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits<unsigned long>, unsigned long> >(WebKit::WebProcessProxy&, WTF::ObjectIdentifierGeneric<WebCore::PageIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits<unsigned long>, unsigned long>) const::{lambda()#1}&&, WTF::ThreadLikeAssertion)::{lambda(IPC::Decoder*)#1}, void, IPC::Decoder*>::~CallableWrapper()
3   0x7f82732fefea IPC::Connection::cancelAsyncReplyHandlers()
4   0x7f8273303f18 IPC::Connection::invalidate()
5   0x7f827338ee3c WebKit::AuxiliaryProcessProxy::shutDownProcess()
6   0x7f82734ef173 WebKit::WebProcessProxy::shutDown()
7   0x7f8273430f2b WTF::Detail::CallableWrapper<WebKit::WebPageProxy::close()::{lambda()#1}, void>::~CallableWrapper()
8   0x7f827593e4a1 WTF::RunLoop::performWork()
9   0x7f8275a24109 WTF::RunLoop::RunLoop()::{lambda(void*)#1}::_FUN(void*)
10  0x7f8275a257af WTF::RunLoop::{lambda(_GSource*, int (*)(void*), void*)#1}::_FUN(_GSource*, int (*)(void*), void*)
11  0x7f827a878d36 g_main_context_dispatch
12  0x7f827a8d62b8 g_main_context_iterate.isra.0
13  0x7f827a8783ff g_main_loop_run
14  0x56074836fce0 testWebViewSave(SaveWebViewTest*, void const*)
15  0x7f827a8a448e g_test_run_suite_internal
16  0x7f827a8a43ab g_test_run_suite_internal
17  0x7f827a8a43ab g_test_run_suite_internal
18  0x7f827a8a49ea g_test_run_suite
19  0x7f827a8a4a80 g_test_run
20  0x56074837a984 main
21  0x7f826835208a __libc_start_call_main
22  0x7f826835214b __libc_start_main
23  0x56074836ddd5 _start

[Claudio Saavedra]

Regression from https://github.com/WebKit/WebKit/pull/41240

[Adrian Perez]

It looks like this could be the same as bug #289282

[Adrian Perez]

(In reply to Adrian Perez from comment #2)
> It looks like this could be the same as bug #289282

...which means it may be potentially fixed by https://github.com/WebKit/WebKit/pull/42048

[Adrian Perez]

(In reply to Adrian Perez from comment #2)
> It looks like this could be the same as bug #289282

...which means it may be potentially fixed by https://github.com/WebKit/WebKit/pull/42048

[Claudio Saavedra]

No, it's still crashing even after that landed.

[Claudio Saavedra]

Pull request: https://github.com/WebKit/WebKit/pull/60433

[EWS]

Committed 309127@main (f52e977c469e): <https://commits.webkit.org/309127@main>

Reviewed commits have been landed. Closing PR #60433 and removing active labels.