Created attachment 441407 [details] STDIO imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during-unload.html is a flaky crash on iOS15 Release. History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fhtml%2Fwebappapis%2Fuser-prompts%2Fprint-during-unload.html&platform=ios&platform=mac Build: https://build.webkit.org/#/builders/268/builds/177 Results: https://build.webkit.org/results/Apple-iOS-15-Simulator-Release-WK2-Tests/r284242%20(177)/results.html Crash Log: none available: No crash log found for GPUProcess:29969. STDIO (attached): 08:54:02.711 13239 worker/2 GPUProcess crash, pid = 29969 08:54:02.789 13239 worker/2 This test marked as a crash because of no data while reading stdout for the server process. 08:54:02.789 13239 worker/2 This test marked as a crash because of no data while reading stdout for the server process. 08:54:42.845 13239 worker/2 worker/2 imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during-unload.html crashed, (no stderr) 08:54:42.846 13239 [44654/56664] imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during-unload.html failed unexpectedly (GPUProcess crashed [pid=29969]) 08:54:42.846 13239 worker/2 killing driver 08:54:46.954 13239 worker/2 imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during-unload.html failed: 08:54:46.954 13239 worker/2 GPUProcess crashed [pid=29969] There have been many bugs with similar diff stating "This test marked as a crash because of no data while reading stdout for the server process." Not sure if this is related to WebGPU as all of these bugs have reported a GPUProcess crash.
<rdar://problem/84310322>
Unable to reproduce the test result locally using iOS15.
*** This bug has been marked as a duplicate of bug 231684 ***
(In reply to Eric Hutchison from comment #0) > Created attachment 441407 [details] > STDIO > > imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during- > unload.html > > is a flaky crash on iOS15 Release. This one is crashing under RTC: ``` Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.WebKit 0x000000010af3b503 operator! + 7 (RefPtr.h:85) [inlined] 1 com.apple.WebKit 0x000000010af3b503 WebKit::GPUProcess::libWebRTCCodecsQueue() + 11 (GPUProcess.cpp:431) 2 com.apple.WebKit 0x000000010ae3cd1a WebKit::LibWebRTCCodecsProxy::LibWebRTCCodecsProxy(WebKit::GPUConnectionToWebProcess&) + 62 (LibWebRTCCodecsProxy.mm:48) 3 com.apple.WebKit 0x000000010af379cf create + 24 (LibWebRTCCodecsProxy.h:57) [inlined] 4 com.apple.WebKit 0x000000010af379cf WebKit::GPUConnectionToWebProcess::GPUConnectionToWebProcess(WebKit::GPUProcess&, WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, IPC::Connection::Identifier, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&) + 237 (GPUConnectionToWebProcess.cpp:225) 5 com.apple.WebKit 0x000000010af378c1 GPUConnectionToWebProcess + 23 (GPUConnectionToWebProcess.cpp:236) [inlined] 6 com.apple.WebKit 0x000000010af378c1 WebKit::GPUConnectionToWebProcess::create(WebKit::GPUProcess&, WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, IPC::Connection::Identifier, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&) + 145 (GPUConnectionToWebProcess.cpp:212) 7 com.apple.WebKit 0x000000010af3a378 WebKit::GPUProcess::createGPUConnectionToWebProcess(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&, WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment>&&, WebKit::GPUProcessConnectionInitializationParameters&&)>&&) + 320 (GPUProcess.cpp:119) 8 com.apple.WebKit 0x000000010af05b9f void IPC::callMemberFunctionImpl<WebKit::GPUProcess, void (WebKit::GPUProcess::*)(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&, WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment>&&, WebKit::GPUProcessConnectionInitializationParameters&&)>&&), void (std::__1::optional<IPC::Attachment> const&, WebKit::GPUProcessConnectionInitializationParameters const&), std::__1::tuple<WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters>, 0ul, 1ul, 2ul>(WebKit::GPUProcess*, void (WebKit::GPUProcess::*)(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&, WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment>&&, WebKit::GPUProcessConnectionInitializationParameters&&)>&&), WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment> const&, WebKit::GPUProcessConnectionInitializationParameters const&)>&&, std::__1::tuple<WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters>&&, std::__1::integer_sequence<unsigned long, 0ul, 1ul, 2ul>) + 122 (HandleMessage.h:139) 9 com.apple.WebKit 0x000000010af01ce3 callMemberFunction<WebKit::GPUProcess, void (WebKit::GPUProcess::*)(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters &&, WTF::CompletionHandler<void (std::optional<IPC::Attachment> &&, WebKit::GPUProcessConnectionInitializationParameters &&)> &&), void (const std::optional<IPC::Attachment> &, const WebKit::GPUProcessConnectionInitializationParameters &), std::tuple<WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters>, std::integer_sequence<unsigned long, 0, 1, 2> > + 8 (HandleMessage.h:145) [inlined] 10 com.apple.WebKit 0x000000010af01ce3 void IPC::handleMessageAsync<Messages::GPUProcess::CreateGPUConnectionToWebProcess, WebKit::GPUProcess, void (WebKit::GPUProcess::*)(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&, WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment>&&, WebKit::GPUProcessConnectionInitializationParameters&&)>&&)>(IPC::Connection&, IPC::Decoder&, WebKit::GPUProcess*, void (WebKit::GPUProcess::*)(WTF::ObjectIdentifier<WebCore::ProcessIdentifierType>, PAL::SessionID, WebKit::GPUProcessConnectionParameters&&, WTF::CompletionHandler<void (std::__1::optional<IPC::Attachment>&&, WebKit::GPUProcessConnectionInitializationParameters&&)>&&)) + 175 (HandleMessage.h:290) 11 com.apple.WebKit 0x000000010af01851 WebKit::GPUProcess::didReceiveGPUProcessMessage(IPC::Connection&, IPC::Decoder&) + 159 (GPUProcessMessageReceiver.cpp:139) 12 com.apple.WebKit 0x000000010ae2e8a4 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 238 (Connection.cpp:1103) 13 com.apple.WebKit 0x000000010ae2b598 IPC::Connection::SyncMessageState::ConnectionAndIncomingMessage::dispatch() + 42 (Connection.cpp:124) 14 com.apple.WebKit 0x000000010ae2b7c1 IPC::Connection::SyncMessageState::dispatchMessagesAndResetDidScheduleDispatchMessagesForConnection(IPC::Connection&) + 515 (Connection.cpp:240) ``` > > History: > https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb- > platform-tests%2Fhtml%2Fwebappapis%2Fuser-prompts%2Fprint-during-unload. > html&platform=ios&platform=mac > > Build: https://build.webkit.org/#/builders/268/builds/177 > > Results: > https://build.webkit.org/results/Apple-iOS-15-Simulator-Release-WK2-Tests/ > r284242%20(177)/results.html > > Crash Log: none available: > No crash log found for GPUProcess:29969. > > STDIO (attached): > > 08:54:02.711 13239 worker/2 GPUProcess crash, pid = 29969 > 08:54:02.789 13239 worker/2 This test marked as a crash because of no data > while reading stdout for the server process. > 08:54:02.789 13239 worker/2 This test marked as a crash because of no data > while reading stdout for the server process. > > 08:54:42.845 13239 worker/2 worker/2 > imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during- > unload.html crashed, (no stderr) > 08:54:42.846 13239 [44654/56664] > imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during- > unload.html failed unexpectedly (GPUProcess crashed [pid=29969]) > 08:54:42.846 13239 worker/2 killing driver > > 08:54:46.954 13239 worker/2 > imported/w3c/web-platform-tests/html/webappapis/user-prompts/print-during- > unload.html failed: > 08:54:46.954 13239 worker/2 GPUProcess crashed [pid=29969] > > There have been many bugs with similar diff stating "This test marked as a > crash because of no data while reading stdout for the server process." > > Not sure if this is related to WebGPU as all of these bugs have reported a > GPUProcess crash. GPU Process is unrelated to WebGPU.