[Webkit-unassigned] [Bug 211958] New: REGRESSION: multiple fast/text/international/system-language tests are flaky crashing - WTFCrashWithInfo - WebKit::ResourceLoadStatisticsDatabaseStore::openAndUpdateSchemaIfNecessary()

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri May 15 08:54:43 PDT 2020 

https://bugs.webkit.org/show_bug.cgi?id=211958

            Bug ID: 211958
           Summary: REGRESSION: multiple
                    fast/text/international/system-language tests are
                    flaky crashing - WTFCrashWithInfo -
                    WebKit::ResourceLoadStatisticsDatabaseStore::openAndUp
                    dateSchemaIfNecessary()
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: iPhone / iPad
                OS: iOS 13
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Text
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Lawrence.j at apple.com
                CC: mmaxfield at apple.com

fast/text/international/system-language/han-quotes.html
fast/text/international/system-language/navigator-language/navigator-language-es-419.html
fast/text/international/system-language/navigator-language/navigator-language-hi.html
fast/text/international/system-language/navigator-language/navigator-language-pt-PT.html

Description:
These tests are flaky crashing on iOS wk2 Debug. The earliest crash appears on 5/13/2020.

History:
https://results.webkit.org/?suite=layout-tests&suite=layout-tests&suite=layout-tests&suite=layout-tests&test=fast%2Ftext%2Finternational%2Fsystem-language%2Fhan-quotes.html&test=fast%2Ftext%2Finternational%2Fsystem-language%2Fnavigator-language%2Fnavigator-language-es-419.html&test=fast%2Ftext%2Finternational%2Fsystem-language%2Fnavigator-language%2Fnavigator-language-hi.html&test=fast%2Ftext%2Finternational%2Fsystem-language%2Fnavigator-language%2Fnavigator-language-pt-PT.html&platform=ios&style=debug

Crash log:
No crash log found for com.apple.WebKit.Networking.Development:79072.

stdout:

stderr:
ERROR: SQLite database failed to set journal_mode to WAL, error: database is locked
./platform/sql/SQLiteDatabase.cpp(208) : void WebCore::SQLiteDatabase::useWALJournalMode()
ERROR: SQLite database failed to checkpoint: database is locked
./platform/sql/SQLiteDatabase.cpp(218) : void WebCore::SQLiteDatabase::useWALJournalMode()
ERROR: Unable to prepare statement to fetch schema for the ObservedDomains table.
/Volumes/Data/slave/ios-simulator-13-debug/build/Source/WebKit/NetworkProcess/Classifier/ResourceLoadStatisticsDatabaseStore.cpp(514) : void WebKit::ResourceLoadStatisticsDatabaseStore::openAndUpdateSchemaIfNecessary()
SHOULD NEVER BE REACHED
/Volumes/Data/slave/ios-simulator-13-debug/build/Source/WebKit/NetworkProcess/Classifier/ResourceLoadStatisticsDatabaseStore.cpp(515) : void WebKit::ResourceLoadStatisticsDatabaseStore::openAndUpdateSchemaIfNecessary()
1   0x11aaf3b49 WTFCrash
2   0x108cfdc6b WTFCrashWithInfo(int, char const*, char const*, int)
3   0x10942d2bf WebKit::ResourceLoadStatisticsDatabaseStore::openAndUpdateSchemaIfNecessary()
4   0x10942ce46 WebKit::ResourceLoadStatisticsDatabaseStore::ResourceLoadStatisticsDatabaseStore(WebKit::WebResourceLoadStatisticsStore&, WTF::WorkQueue&, WebKit::ShouldIncludeLocalhost, WTF::String const&, PAL::SessionID)
5   0x10942dd03 WebKit::ResourceLoadStatisticsDatabaseStore::ResourceLoadStatisticsDatabaseStore(WebKit::WebResourceLoadStatisticsStore&, WTF::WorkQueue&, WebKit::ShouldIncludeLocalhost, WTF::String const&, PAL::SessionID)
6   0x1094deb1c std::__1::__unique_if<WebKit::ResourceLoadStatisticsDatabaseStore>::__unique_single std::__1::make_unique<WebKit::ResourceLoadStatisticsDatabaseStore, WebKit::WebResourceLoadStatisticsStore&, WTF::Ref<WTF::WorkQueue, WTF::DumbPtrTraits<WTF::WorkQueue> >&, WebKit::ShouldIncludeLocalhost const&, WTF::String const&, PAL::SessionID const&>(WebKit::WebResourceLoadStatisticsStore&, WTF::Ref<WTF::WorkQueue, WTF::DumbPtrTraits<WTF::WorkQueue> >&, WebKit::ShouldIncludeLocalhost const&, WTF::String const&, PAL::SessionID const&)
7   0x1094de703 decltype(auto) WTF::makeUnique<WebKit::ResourceLoadStatisticsDatabaseStore, WebKit::WebResourceLoadStatisticsStore&, WTF::Ref<WTF::WorkQueue, WTF::DumbPtrTraits<WTF::WorkQueue> >&, WebKit::ShouldIncludeLocalhost const&, WTF::String const&, PAL::SessionID const&>(WebKit::WebResourceLoadStatisticsStore&, WTF::Ref<WTF::WorkQueue, WTF::DumbPtrTraits<WTF::WorkQueue> >&, WebKit::ShouldIncludeLocalhost const&, WTF::String const&, PAL::SessionID const&)
8   0x1094de456 WebKit::WebResourceLoadStatisticsStore::WebResourceLoadStatisticsStore(WebKit::NetworkSession&, WTF::String const&, WebKit::ShouldIncludeLocalhost, WebCore::ResourceLoadStatistics::IsEphemeral)::$_42::operator()() const
9   0x1094de30e WTF::Detail::CallableWrapper<WebKit::WebResourceLoadStatisticsStore::WebResourceLoadStatisticsStore(WebKit::NetworkSession&, WTF::String const&, WebKit::ShouldIncludeLocalhost, WebCore::ResourceLoadStatistics::IsEphemeral)::$_42, void>::call()
10  0x108de8382 WTF::Function<void ()>::operator()() const
11  0x1094b4b5e WebKit::WebResourceLoadStatisticsStore::postTask(WTF::Function<void ()>&&)::'lambda'()::operator()() const
12  0x1094b4a8e WTF::Detail::CallableWrapper<WebKit::WebResourceLoadStatisticsStore::postTask(WTF::Function<void ()>&&)::'lambda'(), void>::call()
13  0x11ab1f612 WTF::Function<void ()>::operator()() const
14  0x11ac2b1de WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::operator()() const
15  0x11ac2b3d2 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::operator()(void*) const
16  0x11ac2b3a5 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::__invoke(void*)
17  0x107631951 _dispatch_call_block_and_release
18  0x1076328cb _dispatch_client_callout
19  0x10763860c _dispatch_lane_serial_drain
20  0x107639044 _dispatch_lane_invoke
21  0x1076430c4 _dispatch_workloop_worker_thread
22  0x107ab9a3d _pthread_wqthread
23  0x107ab8b77 start_wqthread

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