See https://chromium-swarm.appspot.com/task?id=3f32af4fa9079710&refresh=10&show_raw=1
[ RUN ] MouseCursorOverlayControllerBrowserTest.PositionsOverlayOnMouseClicks
Xlib: extension "RANDR" missing on display ":99".
DevTools listening on ws://127.0.0.1:36861/devtools/browser/9b0acacb-3eb2-4596-b882-3a549c4f641d
==================
WARNING: ThreadSanitizer: heap-use-after-free (pid=25740)
Atomic write of size 4 at 0x7b1800013d40 by main thread:
#0 __tsan_atomic32_fetch_sub /b/swarming/w/ir/kitchen-workdir/src/third_party/llvm/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:643:3 (content_browsertests+0x19cd9c2)
#1 fetch_sub buildtools/third_party/libc++/trunk/include/atomic:1026:17 (content_browsertests+0x49d38cb)
#2 Decrement base/atomic_ref_count.h:37 (content_browsertests+0x49d38cb)
#3 ReleaseImpl base/memory/ref_counted.h:207 (content_browsertests+0x49d38cb)
#4 Release base/memory/ref_counted.h:172 (content_browsertests+0x49d38cb)
#5 Release base/memory/ref_counted.h:387 (content_browsertests+0x49d38cb)
#6 Release base/memory/scoped_refptr.h:284 (content_browsertests+0x49d38cb)
#7 ~scoped_refptr base/memory/scoped_refptr.h:208 (content_browsertests+0x49d38cb)
#8 ~__tuple_leaf buildtools/third_party/libc++/trunk/include/tuple:170 (content_browsertests+0x49d38cb)
#9 ~tuple buildtools/third_party/libc++/trunk/include/tuple:469 (content_browsertests+0x49d38cb)
#10 ~BindState base/bind_internal.h:871 (content_browsertests+0x49d38cb)
#11 base::internal::BindState<void (content::URLLoaderFactoryGetter::*)(), scoped_refptr<content::URLLoaderFactoryGetter> >::Destroy(base::internal::BindStateBase const*) base/bind_internal.h:874 (content_browsertests+0x49d38cb)
#12 Destruct base/callback_internal.cc:29:3 (content_browsertests+0x527c1a7)
#13 Release base/memory/ref_counted.h:389 (content_browsertests+0x527c1a7)
#14 Release base/memory/scoped_refptr.h:284 (content_browsertests+0x527c1a7)
#15 ~scoped_refptr base/memory/scoped_refptr.h:208 (content_browsertests+0x527c1a7)
#16 base::internal::CallbackBase::~CallbackBase() base/callback_internal.cc:84 (content_browsertests+0x527c1a7)
#17 base::PendingTask::~PendingTask() base/pending_task.cc:21:27 (content_browsertests+0x52d66c9)
#18 base::MessageLoop::DeletePendingTasks() base/message_loop/message_loop.cc:478:3 (content_browsertests+0x52ad3d6)
#19 base::MessageLoop::~MessageLoop() base/message_loop/message_loop.cc:174:5 (content_browsertests+0x52af1c7)
#20 base::MessageLoopForUI::~MessageLoopForUI() base/message_loop/message_loop.h:362:19 (content_browsertests+0x52af639)
#21 operator() buildtools/third_party/libc++/trunk/include/memory:2321:5 (content_browsertests+0x424df71)
#22 reset buildtools/third_party/libc++/trunk/include/memory:2634 (content_browsertests+0x424df71)
#23 content::ContentMainRunnerImpl::Shutdown() content/app/content_main_runner_impl.cc:909 (content_browsertests+0x424df71)
#24 content::ContentServiceManagerMainDelegate::ShutDownEmbedderProcess() content/app/content_service_manager_main_delegate.cc:58:25 (content_browsertests+0x331b87f)
#25 service_manager::Main(service_manager::MainParams const&) services/service_manager/embedder/main.cc:492:15 (content_browsertests+0x71bc7ef)
#26 content::ContentMain(content::ContentMainParams const&) content/app/content_main.cc:19:10 (content_browsertests+0x331bfbb)
#27 content::BrowserTestBase::SetUp() content/public/test/browser_test_base.cc:322:3 (content_browsertests+0x4dc6b7a)
#28 content::ContentBrowserTest::SetUp() content/public/test/content_browser_test.cc:104:20 (content_browsertests+0x4db68cb)
#29 testing::Test::Run() third_party/googletest/src/googletest/src/gtest.cc (content_browsertests+0x2f3268b)
#30 testing::TestInfo::Run() third_party/googletest/src/googletest/src/gtest.cc:2667:11 (content_browsertests+0x2f338bc)
#31 testing::TestCase::Run() third_party/googletest/src/googletest/src/gtest.cc:2785:28 (content_browsertests+0x2f34146)
#32 testing::internal::UnitTestImpl::RunAllTests() third_party/googletest/src/googletest/src/gtest.cc:5047:43 (content_browsertests+0x2f44516)
#33 testing::UnitTest::Run() third_party/googletest/src/googletest/src/gtest.cc (content_browsertests+0x2f43dfa)
#34 RUN_ALL_TESTS third_party/googletest/src/googletest/include/gtest/gtest.h:2329:46 (content_browsertests+0x4e14c45)
#35 base::TestSuite::Run() base/test/test_suite.cc:277 (content_browsertests+0x4e14c45)
#36 content::ContentTestLauncherDelegate::RunTestSuite(int, char**) content/test/content_test_launcher.cc:118:48 (content_browsertests+0x4dbc391)
#37 content::LaunchTests(content::TestLauncherDelegate*, unsigned long, int, char**) content/public/test/test_launcher.cc:645:31 (content_browsertests+0x4df03e1)
#38 main content/test/content_test_launcher.cc:148:10 (content_browsertests+0x4dbc31d)
Previous write of size 8 at 0x7b1800013d40 by thread T2:
#0 operator delete(void*) /b/swarming/w/ir/kitchen-workdir/src/third_party/llvm/compiler-rt/lib/tsan/rtl/tsan_new_delete.cc:127:3 (content_browsertests+0x19ef07d)
#1 base::DeleteHelper<content::URLLoaderFactoryGetter>::DoDelete(void const*) base/sequenced_task_runner_helpers.h:24:5 (content_browsertests+0x1f0e856)
#2 Invoke<void (*)(const void *), const void *> base/bind_internal.h:416:12 (content_browsertests+0x52e8d35)
#3 MakeItSo<void (*)(const void *), const void *> base/bind_internal.h:616 (content_browsertests+0x52e8d35)
#4 RunImpl<void (*)(const void *), std::__1::tuple<const void *>, 0> base/bind_internal.h:689 (content_browsertests+0x52e8d35)
#5 base::internal::Invoker<base::internal::BindState<void (*)(void const*), void const*>, void ()>::RunOnce(base::internal::BindStateBase*) base/bind_internal.h:658 (content_browsertests+0x52e8d35)
#6 Run base/callback.h:99:12 (content_browsertests+0x52b0417)
#7 base::debug::TaskAnnotator::RunTask(char const*, base::PendingTask*) base/debug/task_annotator.cc:101 (content_browsertests+0x52b0417)
#8 base::MessageLoop::RunTask(base::PendingTask*) base/message_loop/message_loop.cc:431:46 (content_browsertests+0x52ae4e5)
#9 DeferOrRunPendingTask base/message_loop/message_loop.cc:442:5 (content_browsertests+0x52aed9b)
#10 base::MessageLoop::DoWork() base/message_loop/message_loop.cc:514 (content_browsertests+0x52aed9b)
#11 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) base/message_loop/message_pump_libevent.cc:210:31 (content_browsertests+0x53954a4)
#12 Run base/message_loop/message_loop.cc:383:12 (content_browsertests+0x52adf40)
#13 non-virtual thunk to base::MessageLoop::Run(bool) base/message_loop/message_loop.cc (content_browsertests+0x52adf40)
#14 base::RunLoop::Run() base/run_loop.cc:102:14 (content_browsertests+0x52dfa1a)
#15 base::Thread::Run(base::RunLoop*) base/threading/thread.cc:262:13 (content_browsertests+0x533c459)
#16 content::BrowserProcessSubThread::IOThreadRun(base::RunLoop*) content/browser/browser_process_sub_thread.cc:178:11 (content_browsertests+0x43bcb36)
#17 content::BrowserProcessSubThread::Run(base::RunLoop*) content/browser/browser_process_sub_thread.cc:128:7 (content_browsertests+0x43bca98)
#18 base::Thread::ThreadMain() base/threading/thread.cc:357:3 (content_browsertests+0x533c70e)
#19 base::(anonymous namespace)::ThreadFunc(void*) base/threading/platform_thread_posix.cc:76:13 (content_browsertests+0x539105d)
Thread T2 'Chrome_IOThread' (tid=25772, finished) created by main thread at:
#0 pthread_create /b/swarming/w/ir/kitchen-workdir/src/third_party/llvm/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc:965:3 (content_browsertests+0x1984a65)
#1 base::(anonymous namespace)::CreateThread(unsigned long, bool, base::PlatformThread::Delegate*, base::PlatformThreadHandle*, base::ThreadPriority) base/threading/platform_thread_posix.cc:115:13 (content_browsertests+0x5390be7)
#2 base::PlatformThread::CreateWithPriority(unsigned long, base::PlatformThread::Delegate*, base::PlatformThreadHandle*, base::ThreadPriority) base/threading/platform_thread_posix.cc:200:10 (content_browsertests+0x5390ae5)
#3 base::Thread::StartWithOptions(base::Thread::Options const&) base/threading/thread.cc:119:15 (content_browsertests+0x533bf89)
#4 content::BrowserProcessSubThread::CreateIOThread() content/browser/browser_process_sub_thread.cc:91:19 (content_browsertests+0x43bc8ae)
#5 content::ContentMainRunnerImpl::Run(bool) content/app/content_main_runner_impl.cc:868:29 (content_browsertests+0x424dcec)
#6 content::ContentServiceManagerMainDelegate::RunEmbedderProcess() content/app/content_service_manager_main_delegate.cc:53:32 (content_browsertests+0x331b83f)
#7 service_manager::Main(service_manager::MainParams const&) services/service_manager/embedder/main.cc:472:29 (content_browsertests+0x71bc3c5)
#8 content::ContentMain(content::ContentMainParams const&) content/app/content_main.cc:19:10 (content_browsertests+0x331bfbb)
#9 content::BrowserTestBase::SetUp() content/public/test/browser_test_base.cc:322:3 (content_browsertests+0x4dc6b7a)
#10 content::ContentBrowserTest::SetUp() content/public/test/content_browser_test.cc:104:20 (content_browsertests+0x4db68cb)
#11 testing::Test::Run() third_party/googletest/src/googletest/src/gtest.cc (content_browsertests+0x2f3268b)
#12 testing::TestInfo::Run() third_party/googletest/src/googletest/src/gtest.cc:2667:11 (content_browsertests+0x2f338bc)
#13 testing::TestCase::Run() third_party/googletest/src/googletest/src/gtest.cc:2785:28 (content_browsertests+0x2f34146)
#14 testing::internal::UnitTestImpl::RunAllTests() third_party/googletest/src/googletest/src/gtest.cc:5047:43 (content_browsertests+0x2f44516)
#15 testing::UnitTest::Run() third_party/googletest/src/googletest/src/gtest.cc (content_browsertests+0x2f43dfa)
#16 RUN_ALL_TESTS third_party/googletest/src/googletest/include/gtest/gtest.h:2329:46 (content_browsertests+0x4e14c45)
#17 base::TestSuite::Run() base/test/test_suite.cc:277 (content_browsertests+0x4e14c45)
#18 content::ContentTestLauncherDelegate::RunTestSuite(int, char**) content/test/content_test_launcher.cc:118:48 (content_browsertests+0x4dbc391)
#19 content::LaunchTests(content::TestLauncherDelegate*, unsigned long, int, char**) content/public/test/test_launcher.cc:645:31 (content_browsertests+0x4df03e1)
#20 main content/test/content_test_launcher.cc:148:10 (content_browsertests+0x4dbc31d)
SUMMARY: ThreadSanitizer: heap-use-after-free buildtools/third_party/libc++/trunk/include/atomic:1026:17 in fetch_sub
==================
