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MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated is flaky |
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Issue descriptionMouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated is flaky. Findit has detected 3 flake occurrences of this test within the past 24 hours. List of all flake occurrences can be found at: https://findit-for-me.appspot.com/flake/occurrences?key=ag9zfmZpbmRpdC1mb3ItbWVyaAsSBUZsYWtlIl1jaHJvbWl1bUBjb250ZW50X2Jyb3dzZXJ0ZXN0c0BNb3VzZUxhdGVuY3lCcm93c2VyVGVzdC5Db2FsZXNjZWRNb3VzZVdoZWVsc0NvcnJlY3RseVRlcm1pbmF0ZWQM. Unless the culprit CL is found and reverted, please disable this test first within 30 minutes then find an appropriate owner. If the result above is wrong, please file a bug using this link: https://bugs.chromium.org/p/chromium/issues/entry?status=Unconfirmed&labels=Pri-1,Test-Findit-Wrong&components=Tools%3ETest%3EFindit%3EFlakiness&summary=%5BFindit%5D%20Flake%20Detection%20-%20Wrong%20result%3A%20MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated&comment=Link%20to%20flake%20details%3A%20https://findit-for-me.appspot.com/flake/occurrences?key=ag9zfmZpbmRpdC1mb3ItbWVyaAsSBUZsYWtlIl1jaHJvbWl1bUBjb250ZW50X2Jyb3dzZXJ0ZXN0c0BNb3VzZUxhdGVuY3lCcm93c2VyVGVzdC5Db2FsZXNjZWRNb3VzZVdoZWVsc0NvcnJlY3RseVRlcm1pbmF0ZWQM Automatically posted by the findit-for-me app (https://goo.gl/Ot9f7N).
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Yesterday
(43 hours ago)
And on Android(crashing): [ RUN ] MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated [WARNING:dns_config_service_posix.cc(335)] Failed to read DnsConfig. [WARNING:child_process_launcher_helper_posix.cc(124)] Ignoring invalid file assets/snapshot_blob_32.bin [ERROR:shell_android.cc(79)] Not implemented reached in void content::Shell::PlatformSetTitle(const base::string16 &): Mouse event trace events reported. [FATAL:child_process_launcher_helper_android.cc(59)] Check failed: process_type == switches::kGpuProcess || !command_line()->HasSwitch(service_manager::switches::kNoSandbox). [ERROR:test_suite.cc(325)] Currently running: MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated Reading Android symbols from: /b/swarming/w/ir Searching for Chrome symbols from within: /b/swarming/w/ir/out/Release/lib.unstripped:/b/swarming/w/ir/out/Release Searching for native crashes in: /b/swarming/w/itxndeE8/tmpWOH3SB Unknown Android release, consider passing --packed-lib. Searching for Chrome symbols from within: /b/swarming/w/ir/out/Release/lib.unstripped:/b/swarming/w/ir/out/Release Stack Trace: RELADDR FUNCTION FILE:LINE 0000000004a1dbdb logging::LogMessage::~LogMessage() ??:0:0 00000000032909bf content::internal::ChildProcessLauncherHelper::BeforeLaunchOnClientThread() ??:0:0 000000000328f74f content::internal::ChildProcessLauncherHelper::StartLaunchOnClientThread() ??:0:0 000000000328eb9f content::ChildProcessLauncher::ChildProcessLauncher(std::__1::unique_ptr<content::SandboxedProcessLauncherDelegate, std::__1::default_delete<content::SandboxedProcessLauncherDelegate> >, std::__1::unique_ptr<base::CommandLine, std::__1::default_delete<base::CommandLine> >, int, content::ChildProcessLauncher::Client*, mojo::OutgoingInvitation, base::RepeatingCallback<void (std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)> const&, bool) ??:0:0 0000000003252ef7 content::BrowserChildProcessHostImpl::LaunchWithoutExtraCommandLineSwitches(std::__1::unique_ptr<content::SandboxedProcessLauncherDelegate, std::__1::default_delete<content::SandboxedProcessLauncherDelegate> >, std::__1::unique_ptr<base::CommandLine, std::__1::default_delete<base::CommandLine> >, bool) ??:0:0 0000000003252d13 content::BrowserChildProcessHostImpl::Launch(std::__1::unique_ptr<content::SandboxedProcessLauncherDelegate, std::__1::default_delete<content::SandboxedProcessLauncherDelegate> >, std::__1::unique_ptr<base::CommandLine, std::__1::default_delete<base::CommandLine> >, bool) ??:0:0 00000000035c5d0f content::UtilityProcessHost::StartProcess() ??:0:0 00000000035c5e07 content::UtilityProcessHost::Start() ??:0:0 0000000003528ef3 content::(anonymous namespace)::StartServiceInUtilityProcess(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, base::RepeatingCallback<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > ()> const&, base::Optional<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > >, mojo::InterfaceRequest<service_manager::mojom::Service>, mojo::InterfacePtr<service_manager::mojom::PIDReceiver>, mojo::InlinedStructPtr<service_manager::mojom::ServiceInfo>)
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Yesterday
(43 hours ago)
The test is about to be disabled. Assigning to mcnee@ as the owner of the test. mcnee@: Could you please look into it?
,
Yesterday
(43 hours ago)
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/4670a593167bc6cff276ef6bebaa811bcd95e445 commit 4670a593167bc6cff276ef6bebaa811bcd95e445 Author: Thomas Tangl <tangltom@chromium.org> Date: Mon Jan 21 10:43:36 2019 Disable flaky MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated on Windows and Android TBR=mcnee@chromium.org Bug: 923627 Change-Id: I65c526016ff6804105deef9c9cda76dd91439bb6 Reviewed-on: https://chromium-review.googlesource.com/c/1424839 Reviewed-by: Thomas Tangl <tangltom@chromium.org> Commit-Queue: Thomas Tangl <tangltom@chromium.org> Auto-Submit: Thomas Tangl <tangltom@chromium.org> Cr-Commit-Position: refs/heads/master@{#624548} [modify] https://crrev.com/4670a593167bc6cff276ef6bebaa811bcd95e445/content/browser/renderer_host/input/mouse_latency_browsertest.cc |
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Comment 1 by tangltom@chromium.org
, Yesterday (43 hours ago)This test is flaky on Windows: [ RUN ] MouseLatencyBrowserTest.CoalescedMouseWheelsCorrectlyTerminated DevTools listening on ws://127.0.0.1:61663/devtools/browser/7b9b0953-2451-4e2e-8bb9-1958f5af1a5a [8036:4452:0118/164050.031:ERROR:direct_composition_surface_win.cc(1677)] EGL_ANGLE_flexible_surface_compatibility not supported [8036:6576:0118/164050.789:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.794:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.811:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.811:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.827:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.828:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.845:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.845:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.861:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.877:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.877:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.895:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.895:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. [7932:8964:0118/164050.898:WARNING:latency_info.cc(48)] Unhandled LatencyComponentType. ../../content/browser/renderer_host/input/mouse_latency_browsertest.cc(304): error: Expected equality of these values: 2 i.second Which is: 3 Stack trace: Backtrace: testing::internal::UnitTestImpl::CurrentOsStackTraceExceptTop [0x00007FF658D47EB7+87] testing::internal::AssertHelper::operator= [0x00007FF658D47A3E+78] content::MouseLatencyBrowserTest::AssertTraceIdsBeginAndEnd [0x00007FF6580DCA35+789] content::MouseLatencyBrowserTest_CoalescedMouseWheelsCorrectlyTerminated_Test::RunTestOnMainThread [0x00007FF6580DCE97+151] content::BrowserTestBase::ProxyRunTestOnMainThreadLoop [0x00007FF65AA73813+483] content::ShellBrowserMainParts::PreMainMessageLoopRun [0x00007FF65B62750C+76] content::BrowserMainLoop::PreMainMessageLoopRun [0x00007FF6590C4D66+54] content::StartupTaskRunner::RunAllTasksNow [0x00007FF6594F2BB5+37] content::BrowserMainLoop::CreateStartupTasks [0x00007FF6590C3B56+774] content::BrowserMainRunnerImpl::Initialize [0x00007FF6590C71D8+104] ShellBrowserMain [0x00007FF65E12B30A+42] content::ShellMainDelegate::RunProcess [0x00007FF65E1297D7+199] content::RunBrowserProcessMain [0x00007FF658FC38B9+89] content::ContentMainRunnerImpl::RunServiceManager [0x00007FF658FC449F+783] content::ContentMainRunnerImpl::Run [0x00007FF658FC415E+382] service_manager::Main [0x00007FF65B12DF07+2151] content::ContentMain [0x00007FF658FC37EE+62] content::BrowserTestBase::SetUp [0x00007FF65AA734FA+2218]