218662 2020-11-06 10:12:06 -0800 REGRESSION (r269435): [iOS Debug] ASSERTION FAILED: !m_impl || Thread::mayBeGCThread() || m_impl->wasConstructedOnMainThread() == isMainThread() 2020-11-06 22:56:00 -0800 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=218599 InRadar P2 Normal --- 1 ryanhaddad achristensen achristensen cdumez dino kkinnunen webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1705292 0 ryanhaddad 2020-11-06 10:12:06 -0800 The following two API tests are consistently failing an assertion on iOS Debug bots: TestWebKitAPI.WebKitLegacy.WebGLNoCrashOnOtherThreadAccess TestWebKitAPI.WebKitLegacy.WebGLPrepareDisplayOnWebThread https://results.webkit.org/?suite=api-tests&suite=api-tests&test=TestWebKitAPI.WebKitLegacy.WebGLNoCrashOnOtherThreadAccess&test=TestWebKitAPI.WebKitLegacy.WebGLPrepareDisplayOnWebThread ASSERTION FAILED: !m_impl || Thread::mayBeGCThread() || m_impl->wasConstructedOnMainThread() == isMainThread() /Volumes/Data/slave/ios-simulator-14-debug/build/WebKitBuild/Debug-iphonesimulator/usr/local/include/wtf/WeakPtr.h(94) : T *WTF::WeakPtr<WebCore::Page, WTF::EmptyCounter>::get() const [T = WebCore::Page, Counter = WTF::EmptyCounter] 1 0x108c65689 WTFCrash 2 0x11dcab23b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x11efd4f66 WTF::WeakPtr<WebCore::Page, WTF::EmptyCounter>::get() const 4 0x1216cc8fe WebCore::Frame::page() const 5 0x120214226 WebCore::ScriptController::canExecuteScripts(WebCore::ReasonForCallingCanExecuteScripts) 6 0x11e3dc151 WebCore::ScriptController::javaScriptContext() 7 0x1396a9666 -[WebFrame javaScriptContext] 8 0x106c1d756 -[NSObject(NSKeyValueCoding) valueForKey:] 9 0x106c1e1f0 -[NSObject(NSKeyValueCoding) valueForKeyPath:] 10 0x106c1e1f0 -[NSObject(NSKeyValueCoding) valueForKeyPath:] 11 0x106c1e1f0 -[NSObject(NSKeyValueCoding) valueForKeyPath:] 12 0x1025f8a7f TestWebKitAPI::WebKitLegacy_WebGLNoCrashOnOtherThreadAccess_Test::TestBody() 13 0x10276f2a4 void testing::internal::HandleSehExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) 14 0x10274c2eb void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) 15 0x10274c226 testing::Test::Run() 16 0x10274d05a testing::TestInfo::Run() 17 0x10274de84 testing::TestCase::Run() 18 0x102758cf8 testing::internal::UnitTestImpl::RunAllTests() 19 0x102773974 bool testing::internal::HandleSehExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) 20 0x10275880b bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) 21 0x1027586dd testing::UnitTest::Run() 22 0x10258de21 RUN_ALL_TESTS() 23 0x10258ddb2 TestWebKitAPI::TestsController::run(int, char**) 24 0x10271f28d main 25 0x1085ca415 start Child process terminated with signal 11: Segmentation fault 1705293 1 webkit-bug-importer 2020-11-06 10:12:25 -0800 <rdar://problem/71123941> 1705307 2 ryanhaddad 2020-11-06 10:56:22 -0800 We have a gap in test results because of a build breakage, but I think this may be related to https://trac.webkit.org/changeset/269435/webkit#file18 1705487 3 413504 achristensen 2020-11-06 17:39:35 -0800 Created attachment 413504 Patch 1705521 4 ews-feeder 2020-11-06 22:55:59 -0800 Committed r269560: <https://trac.webkit.org/changeset/269560> All reviewed patches have been landed. Closing bug and clearing flags on attachment 413504. 413504 2020-11-06 17:39:35 -0800 2020-11-06 22:56:00 -0800 Patch bug-218662-20201106173933.patch text/plain 2525 achristensen U3VidmVyc2lvbiBSZXZpc2lvbjogMjY5NTM1CmRpZmYgLS1naXQgYS9Ub29scy9DaGFuZ2VMb2cg Yi9Ub29scy9DaGFuZ2VMb2cKaW5kZXggZjVjOGUxMjcwODI4YWVjN2NlYzdlZDliYWJiMTMzYTVj ZDdkMjZjMC4uOGI4M2ZhNjQ1ZWRmNjdjNzY1MTZiMDAwNmRmOWZiMjJlMDFmOTg0ZCAxMDA2NDQK LS0tIGEvVG9vbHMvQ2hhbmdlTG9nCisrKyBiL1Rvb2xzL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE3 IEBACisyMDIwLTExLTA2ICBBbGV4IENocmlzdGVuc2VuICA8YWNocmlzdGVuc2VuQHdlYmtpdC5v cmc+CisKKyAgICAgICAgUkVHUkVTU0lPTiAocjI2OTQzNSk6IFtpT1MgRGVidWddIEFTU0VSVElP TiBGQUlMRUQ6ICFtX2ltcGwgfHwgVGhyZWFkOjptYXlCZUdDVGhyZWFkKCkgfHwgbV9pbXBsLT53 YXNDb25zdHJ1Y3RlZE9uTWFpblRocmVhZCgpID09IGlzTWFpblRocmVhZCgpCisgICAgICAgIGh0 dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0yMTg2NjIKKworICAgICAgICBS ZXZpZXdlZCBieSBOT0JPRFkgKE9PUFMhKS4KKworICAgICAgICBXZSB3ZXJlIG1pc3NpbmcgYSBm ZXcgV2ViVGhyZWFkTG9jayBjYWxscywgd2hpY2ggY2hhbmdlcyB0aGUgcmV0dXJuIHZhbHVlIG9m IGlzTWFpblRocmVhZCgpIGluIFVJV2ViVmlldy4KKworICAgICAgICAqIFRlc3RXZWJLaXRBUEkv VGVzdHMvV2ViS2l0TGVnYWN5L2lvcy9XZWJHTE5vQ3Jhc2hPbk90aGVyVGhyZWFkQWNjZXNzLm1t OgorICAgICAgICAoVGVzdFdlYktpdEFQSTo6VEVTVCk6CisgICAgICAgICogVGVzdFdlYktpdEFQ SS9UZXN0cy9XZWJLaXRMZWdhY3kvaW9zL1dlYkdMUHJlcGFyZURpc3BsYXlPbldlYlRocmVhZC5t bToKKyAgICAgICAgKFRlc3RXZWJLaXRBUEk6OlRFU1QpOgorCiAyMDIwLTExLTA2ICBZdXN1a2Ug U3V6dWtpICA8eXN1enVraUBhcHBsZS5jb20+CiAKICAgICAgICAgUmUtZW5hYmxlIFNoYXJlZEFy cmF5QnVmZmVyIGZvciBKU0Mgc2hlbGwgYW5kIFRlc3RlcnMKZGlmZiAtLWdpdCBhL1Rvb2xzL1Rl c3RXZWJLaXRBUEkvVGVzdHMvV2ViS2l0TGVnYWN5L2lvcy9XZWJHTE5vQ3Jhc2hPbk90aGVyVGhy ZWFkQWNjZXNzLm1tIGIvVG9vbHMvVGVzdFdlYktpdEFQSS9UZXN0cy9XZWJLaXRMZWdhY3kvaW9z L1dlYkdMTm9DcmFzaE9uT3RoZXJUaHJlYWRBY2Nlc3MubW0KaW5kZXggMjYwYmFiNTdhNjU0MGIw MjRiZWYxNzAxOGQ3OGIyYzg5NTM1OWFmNy4uZTQ3NDgxYWI5Y2UwNWViOTY0MGQ5MGQ4MTg4NGIx NGI4NmQ1NGEyYSAxMDA2NDQKLS0tIGEvVG9vbHMvVGVzdFdlYktpdEFQSS9UZXN0cy9XZWJLaXRM ZWdhY3kvaW9zL1dlYkdMTm9DcmFzaE9uT3RoZXJUaHJlYWRBY2Nlc3MubW0KKysrIGIvVG9vbHMv VGVzdFdlYktpdEFQSS9UZXN0cy9XZWJLaXRMZWdhY3kvaW9zL1dlYkdMTm9DcmFzaE9uT3RoZXJU aHJlYWRBY2Nlc3MubW0KQEAgLTE3MSw2ICsxNzEsNyBAQCBmdW5jdGlvbiBydW5UZXN0QXN5bmMo KQogICAgIFt1aVdlYlZpZXcgbG9hZEhUTUxTdHJpbmc6dGVzdEh0bWwgYmFzZVVSTDpuaWxdOwog CiAgICAgVXRpbDo6cnVuKCZkaWRGaW5pc2hMb2FkKTsKKyAgICBXZWJUaHJlYWRMb2NrKCk7CiAK ICAgICBSZXRhaW5QdHI8SlNDb250ZXh0PiBqc0NvbnRleHQgPSBbdWlXZWJWaWV3IHZhbHVlRm9y S2V5UGF0aDpAImRvY3VtZW50Vmlldy53ZWJWaWV3Lm1haW5GcmFtZS5qYXZhU2NyaXB0Q29udGV4 dCJdOwogICAgIFJldGFpblB0cjxKU1ZpcnR1YWxNYWNoaW5lPiBqc1ZNID0gW2pzQ29udGV4dCB2 aXJ0dWFsTWFjaGluZV07CmRpZmYgLS1naXQgYS9Ub29scy9UZXN0V2ViS2l0QVBJL1Rlc3RzL1dl YktpdExlZ2FjeS9pb3MvV2ViR0xQcmVwYXJlRGlzcGxheU9uV2ViVGhyZWFkLm1tIGIvVG9vbHMv VGVzdFdlYktpdEFQSS9UZXN0cy9XZWJLaXRMZWdhY3kvaW9zL1dlYkdMUHJlcGFyZURpc3BsYXlP bldlYlRocmVhZC5tbQppbmRleCBiOGIwYzdiZWYyYWI1NWNiNDViMWU3NTRhZmQ3M2YxZGJiNzQ1 N2M1Li44OWYwYzA0YjYxODllZmE0NzdjNGNiZjBmYWQwNTU2ZmZkYjhlMzRjIDEwMDY0NAotLS0g YS9Ub29scy9UZXN0V2ViS2l0QVBJL1Rlc3RzL1dlYktpdExlZ2FjeS9pb3MvV2ViR0xQcmVwYXJl RGlzcGxheU9uV2ViVGhyZWFkLm1tCisrKyBiL1Rvb2xzL1Rlc3RXZWJLaXRBUEkvVGVzdHMvV2Vi S2l0TGVnYWN5L2lvcy9XZWJHTFByZXBhcmVEaXNwbGF5T25XZWJUaHJlYWQubW0KQEAgLTg2LDYg Kzg2LDggQEAgVEVTVChXZWJLaXRMZWdhY3ksIFdlYkdMUHJlcGFyZURpc3BsYXlPbldlYlRocmVh ZCkKICAgICBVdGlsOjpydW4oJmRpZEZpbmlzaExvYWQpOwogICAgIFV0aWw6OnJ1bigmaXNSZWFk eSk7CiAKKyAgICBXZWJUaHJlYWRMb2NrKCk7CisKICAgICBSZXRhaW5QdHI8SlNDb250ZXh0PiBq c0NvbnRleHQgPSBbdWlXZWJWaWV3IHZhbHVlRm9yS2V5UGF0aDpAImRvY3VtZW50Vmlldy53ZWJW aWV3Lm1haW5GcmFtZS5qYXZhU2NyaXB0Q29udGV4dCJdOwogCiAgICAgRVhQRUNUX1RSVUUoISFq c0NvbnRleHQuZ2V0KCkpOwo=