Bug: Intermittent leakcheck | default 28800 bytes leaked (BackstagePass, BrowserParent, BrowsingContext, BrowsingContextGroup, BrowsingContextWebProgress, ...)
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-06-17 07:20:20+00:00
Resolved: 2020-09-08 17:04:43+00:00

**Filed by:** ncsoregi [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=306606109&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ffYlLWjZQLuQ7itfplE_BQ/runs/0/artifacts/public/logs/live_backing.log

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>[task 2020-06-17T06:21:59.362Z] 06:21:59     INFO - nsTraceRefcnt::DumpStatistics: 2237 entries
[task 2020-06-17T06:21:59.362Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 BackstagePass
[task 2020-06-17T06:21:59.363Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 BrowserParent
[task 2020-06-17T06:21:59.364Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 BrowsingContext
[task 2020-06-17T06:21:59.364Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 BrowsingContextGroup
[task 2020-06-17T06:21:59.365Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 BrowsingContextWebProgress
[task 2020-06-17T06:21:59.365Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 CanonicalBrowsingContext
[task 2020-06-17T06:21:59.366Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ChannelEventQueue
[task 2020-06-17T06:21:59.366Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ChannelWrapper::ChannelWrapperStub
[task 2020-06-17T06:21:59.367Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ChildSHistory
[task 2020-06-17T06:21:59.367Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 7 CondVar
[task 2020-06-17T06:21:59.368Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ConsoleReportCollector
[task 2020-06-17T06:21:59.369Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ContentParent
[task 2020-06-17T06:21:59.369Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 CookieJarSettings
[task 2020-06-17T06:21:59.370Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 CookieService
[task 2020-06-17T06:21:59.370Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 3 DataStorage
[task 2020-06-17T06:21:59.370Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 HttpBaseChannel
[task 2020-06-17T06:21:59.371Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 HttpChannelParent
[task 2020-06-17T06:21:59.371Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 IdlePeriod
[task 2020-06-17T06:21:59.372Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 InterceptedHttpChannel
[task 2020-06-17T06:21:59.372Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 JS Object
[task 2020-06-17T06:21:59.373Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 LoadContext
[task 2020-06-17T06:21:59.373Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 LoadInfo
[task 2020-06-17T06:21:59.374Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 20 Mutex
[task 2020-06-17T06:21:59.374Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 PBrowserParent
[task 2020-06-17T06:21:59.375Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 PContentParent
[task 2020-06-17T06:21:59.375Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 PHttpChannelParent
[task 2020-06-17T06:21:59.376Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ParentChannelListener
[task 2020-06-17T06:21:59.377Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 Permission
[task 2020-06-17T06:21:59.377Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 PollableEvent
[task 2020-06-17T06:21:59.378Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ReentrantMonitor
[task 2020-06-17T06:21:59.381Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 RefCountedMonitor
[task 2020-06-17T06:21:59.381Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 ReferrerInfo
[task 2020-06-17T06:21:59.381Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 RequestContextService
[task 2020-06-17T06:21:59.382Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ServiceWorkerInterceptController
[task 2020-06-17T06:21:59.382Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 SessionStorageManager
[task 2020-06-17T06:21:59.382Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 TaskManager
[task 2020-06-17T06:21:59.383Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ThirdPartyUtil
[task 2020-06-17T06:21:59.383Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ThreadEventTarget
[task 2020-06-17T06:21:59.383Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ThreadTargetSink
[task 2020-06-17T06:21:59.384Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 ThrottledEventQueue
[task 2020-06-17T06:21:59.384Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 ThrottledEventQueue::Inner
[task 2020-06-17T06:21:59.385Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 WeakReference<PBrowserParent>
[task 2020-06-17T06:21:59.385Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 WeakReference<PContentParent>
[task 2020-06-17T06:21:59.385Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 WeakReference<WebExtensionPolicy>
[task 2020-06-17T06:21:59.386Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCNativeInterface
[task 2020-06-17T06:21:59.386Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCNativeMember
[task 2020-06-17T06:21:59.387Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCNativeSet
[task 2020-06-17T06:21:59.388Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCWrappedNative
[task 2020-06-17T06:21:59.389Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCWrappedNativeProto
[task 2020-06-17T06:21:59.389Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 XPCWrappedNativeTearOff
[task 2020-06-17T06:21:59.390Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ipc::MessageChannel
[task 2020-06-17T06:21:59.390Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 ipc::MessageChannel::DispatchOnChannel
[task 2020-06-17T06:21:59.390Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsAuthURLParser
[task 2020-06-17T06:21:59.391Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsCategoryObserver
[task 2020-06-17T06:21:59.391Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsEffectiveTLDService
[task 2020-06-17T06:21:59.392Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 2 nsHttpAuthCache::OriginClearObserver
[task 2020-06-17T06:21:59.392Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsHttpConnectionMgr
[task 2020-06-17T06:21:59.392Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsHttpHandler
[task 2020-06-17T06:21:59.393Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsHttpRequestHead
[task 2020-06-17T06:21:59.393Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsIDNService
[task 2020-06-17T06:21:59.394Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsIOService
[task 2020-06-17T06:21:59.394Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 6 nsJSPrincipals
[task 2020-06-17T06:21:59.394Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 4 nsLocalFile
[task 2020-06-17T06:21:59.395Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 4 nsMainThreadPtrHolder<T>
[task 2020-06-17T06:21:59.395Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsNetworkLinkService
[task 2020-06-17T06:21:59.395Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsNodeWeakReference
[task 2020-06-17T06:21:59.396Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsPrefBranch
[task 2020-06-17T06:21:59.396Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsProxyInfo
[task 2020-06-17T06:21:59.397Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsRedirectHistoryEntry
[task 2020-06-17T06:21:59.397Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsSecureBrowserUI
[task 2020-06-17T06:21:59.397Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsSiteSecurityService
[task 2020-06-17T06:21:59.398Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsSocketTransportService
[task 2020-06-17T06:21:59.398Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 8 nsStandardURL
[task 2020-06-17T06:21:59.399Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsStreamConverterService
[task 2020-06-17T06:21:59.399Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 137 nsStringBuffer
[task 2020-06-17T06:21:59.399Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 40 nsTArray_base
[task 2020-06-17T06:21:59.400Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsThread
[task 2020-06-17T06:21:59.400Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 1 nsVariant
[task 2020-06-17T06:21:59.400Z] 06:21:59     INFO - TEST-INFO | leakcheck | default leaked 10 nsWeakReference
[task 2020-06-17T06:21:59.401Z] 06:21:59     INFO - TEST-UNEXPECTED-FAIL | leakcheck | default 28800 bytes leaked (BackstagePass, BrowserParent, BrowsingContext, BrowsingContextGroup, BrowsingContextWebProgress, ...)