# This lists all the available crash annotations. # # Mandatory fields for each entry are: # - description: A string describing the annotation # - type: the annotation type, currently `string`, `integer` or `boolean`. # The latter are stringified to `1` for true and `0` for false. # # Additionally a field can have the following optional fields: # - altname: A string that will be used when writing out the annotation to the # .extra file instead of the annotation name # - ping: A boolean that indicates whether the annotation is whitelisted for # going into the crash ping, if not specified this defaults to false A11yHandlerRegistered: description: > Set to "true" if the accessibility handler is registered, "false" otherwise. type: string AbortMessage: description: > Message passed to NS_DebugBreak(). type: string Accessibility: description: > Set to "Active" by the accessibility service when it is active. type: string AccessibilityClient: description: > Accessibility client ID. type: string AccessibilityInProcClient: description: > Hexadecimal mask of in-process accessibility consumers, see accessible/windows/msaa/Compatibility.h for the mappings. type: string ActualStreamLen: description: > Actual length of an IPC proxy stream. type: integer AdapterDeviceID: description: > Graphics adapter name. type: string AdapterDriverVendor: description: > Graphics adapter driver vendor. type: string AdapterDriverVersion: description: > Graphics adapter driver version. type: string AdapterSubsysID: description: > Graphics adapter subsystem ID. type: string AdapterVendorID: description: > Graphics adapter vendor name. type: string additional_minidumps: description: > Comma separated list of additional minidumps for this crash, each element in the list represent the suffix used in the dump filename. E.g. the "browser" entry for crash fa909194-737b-4b93-b8da-da110ac785e0 implies the existence of the fa909194-737b-4b93-b8da-da110ac785e0-browser.dmp file. type: string Addons: description: > List of currently enabled add-ons. type: string altname: Add-ons AppInitDLLs: description: > List of DLLs loaded when launching any application on Windows, this reflects the contents of the AppInit_DLLs registry key. type: string ApplicationBuildID: description: > Product application's build ID. type: string AsyncShutdownModule: description: > Holds the contents of the AsyncShutdown.js script type: string AsyncShutdownTimeout: description: > This annotation is present if a shutdown blocker was not released in time and the browser was crashed instead of waiting for shutdown to finish. The condition that caused the hang is contained in the annotation. type: string ping: true AvailablePageFile: description: > Available commit-space in bytes. - Under Windows, computed from the PERFORMANCE_INFORMATION structure by substracting the CommitTotal field from the CommitLimit field. - Under Linux, computed from /proc/meminfo's CommitLimit - Committed_AS. Note that the kernel is not guaranteed to enforce that CommittedLimit >= Committed_AS. If Committed_AS > CommittedLimit, this value is set to 0. - Not available on other platforms. type: string ping: true AvailablePhysicalMemory: description: > Amount of free physical memory in bytes. - Under Windows, populated with the contents of the MEMORYSTATUSEX's structure ullAvailPhys field. - Under macOS, populated with vm_statistics64_data_t::free_count. - Under Linux, populated with /proc/meminfo's MemFree. - Not available on other platforms. type: string ping: true AvailableSwapMemory: description: > Amount of free swap space in bytes. - Under macOS, populated with the contents of sysctl "vm.swapusage" :: xsu_avail. - Under Linux, populated with /proc/meminfo's SwapFree. - Not available on other platforms. type: string ping: true AvailableVirtualMemory: description: > Amount of free virtual memory in bytes - Under Windows, populated with the contents of the MEMORYSTATUSEX's structure ullAvailVirtual field. - Under Linux, populated with /proc/meminfo's MemAvailable. - Not available on other platforms. - For macOS, see AvailableSwapMemory, AvailablePhysicalMemory and PurgeablePhysicalMemory. type: string ping: true BIOS_Manufacturer: description: > Name of the BIOS manufacturer. type: string BlockedDllList: description: > Comma-separated list of blocked DLLS, Windows-only type: string ping: true BlocklistInitFailed: description: > Set to 1 if the DLL blocklist could not be initialized. type: boolean ping: true Breadcrumbs: description: > Trail of events that occurred before a report. this will consist of multiple breadcrumbs with timestamp, message, category, level, type and data in JSON format. type: string BreakpadReserveAddress: description: > Address of the buffer reserved by Breakpad. type: string BreakpadReserveSize: description: > Size of the buffer reserved by Breakpad. type: string Bug_1086977: description: > Mac-only annotation which should be present only if Firefox crashed when loading a facebook plugin. type: string Bug_1541161: description: > Dump JS Stack in case loadinfo is null within NewChannelFromURIWithProxyFlagsInternal(). type: string BuildID: description: > Application build ID, the format is YYYYMMDDHHMMSS. type: string ping: true ClassRegistrationInfoChild: description: > Microsoft COM class registration annotation for the child process. type: string ClassRegistrationInfoParent: description: > Microsoft COM class registration annotation for the parent process. type: string CoMarshalInterfaceFailure: description: > Annotation describing the error returned by trying to marshal an object via CoMarshalInterface during the creation of an IPC proxy stream. type: string ContainsMemoryReport: description: > Indicates that the crash dump contains a memory report. type: boolean ping: true ContentSandboxCapabilities: description: > List of capabilities of the content process sandbox. type: string ContentSandboxEnabled: description: > Set to 1 when content process sandboxing is enabled. type: boolean ContentSandboxCapable: description: > Set to 1 if the client is capable of content sandboxing. type: boolean ContentSandboxLevel: description: > Content sandbox level. type: integer CoUnmarshalInterfaceResult: description: > Annotation describing the error returned by trying to unmarshal an object via CoUnmarshalInterface during the creation of an IPC proxy stream. type: integer CPUMicrocodeVersion: description: > Version of the CPU microcode. type: string CpuUsageFlashProcess1: description: > CPU usage of the first Adobe Flash plugin process. type: string CpuUsageFlashProcess2: description: > CPU usage of the second Adobe Flash plugin process. type: string CrashAddressLikelyWrong: description: > Set to 1 if signal handling is broken, in which case the crash address is likely to be wrong. type: boolean CrashTime: description: > Crash time in seconds since the Epoch. type: string ping: true CreateStreamOnHGlobalFailure: description: > Set when failing to obtain a global memory handle during the creation of an IPC proxy stream. type: string CycleCollector: description: > Reason why the cycle collector crashed. type: string DesktopEnvironment: description: > Desktop environment used on Linux, e.g. GNOME, KDE, XFCE, etc. type: string DeviceResetReason: description: > Reason why a DirectX device has been reset, Windows only. type: string DOMFissionEnabled: description: > Set to 1 when DOM fission is enabled, and subframes are potentially loaded in a separate process. type: boolean ping: true DOMIPCEnabled: description: > Set to 1 when a tab is running in a content process type: boolean EMCheckCompatibility: description: > Set to 1 if add-on compatibility checking is enabled. type: boolean EventLoopNestingLevel: description: > Present only if higher than 0, indicates that we're running in a nested event loop and indicates the nesting level. type: integer ping: true ExpectedStreamLen: description: > Expected length of an IPC proxy stream. type: integer ExperimentalFeatures: description: > Comma-separated list of enabled experimental features from about:preferences#experimental. type: string ping: true FlashProcessDump: description: > Type of process the flash plugin is running in, can be either "Broker" or "Sandbox". type: string FramePoisonBase: description: > Base pointer of the memory area used for the poison value we place in freed memory. type: string FramePoisonSize: description: > Size of the memory area used for the poison value we place in freed memory. type: integer GetHGlobalFromStreamFailure: description: > Error returned when invoking GetHGlobalFromStreamFailure() during the creation of an IPC stream proxy. type: string GMPLibraryPath: description: > Holds the path to the GMP plugin library. type: string GMPPlugin: description: > Set to 1 if the GMP plugin is enabled. type: boolean GPUProcessLaunchCount: description: > Number of times the GPU process was launched. type: integer GPUProcessStatus: description: > Status of the GPU process, can be set to "Running" or "Destroyed" type: string GraphicsCompileShader: description: > Name of the shader we are in the process of compiling, if applicable. See file names in gfx/wr/webrender/res/* for the possible values. type: string GraphicsCriticalError: description: > Information of a critical error that occurred within the graphics code. type: string GraphicsSanityTest: description: > Annotation used in tests. type: string GraphicsStartupTest: description: > Set to 1 by the graphics driver crash guard when it's activated. type: boolean PHCKind: description: > The allocation kind, if the crash involved a bad access of a special PHC allocation. type: string PHCBaseAddress: description: > The allocation's base address, if the crash involved a bad access of a special PHC allocation. Encoded as a decimal address. type: string PHCUsableSize: description: > The allocation's usable size, if the crash involved a bad access of a special PHC allocation. # A 32-bit integer is enough because the maximum usable size of a special PHC # allocation is far less than 2 GiB. type: integer PHCAllocStack: description: > The allocation's allocation stack trace, if the crash involved a bad access of a special PHC allocation. Encoded as a comma-separated list of decimal addresses. type: string PHCFreeStack: description: > The allocation's free stack trace, if the crash involved a bad access of a special PHC allocation. Encoded as a comma-separated list of decimal addresses. type: string HangMonitorDescription: description: > Name of the hang monitor that generated the crash. type: string HasDeviceTouchScreen: description: > Set to 1 if the device had a touch-screen, this only applies to Firefox desktop as on mobile devices we assume a touch-screen is always present. type: boolean IAccessibleConfig: description: > Set when something is seriously wrong with the IAccessible configuration in the computer's registry. The value is always set to "NoSystemTypeLibOrPS" type: string InstallTime: description: > The time when Firefox was installed expressed as seconds since the Epoch type: integer InterfaceRegistrationInfoChild: description: > Microsoft COM interface registration annotation for the child process. type: string InterfaceRegistrationInfoParent: description: > Microsoft COM interface registration annotation for the parent process. type: string ipc_channel_error: description: > Set before a content process crashes because of an IPC channel error, holds a description of the error. type: string ping: true IpcCreateEndpointsNsresult: description: > errno value retrieved after failing to create an IPC transport object. type: integer IpcCreatePipeCloExecErrno: description: > errno value retrieved after failing to set the O_CLOEXEC flag on a pipe used for IPC. type: integer IpcCreatePipeFcntlErrno: description: > errno value retrieved after a call to fcntl() on a pipe used for IPC failed. type: integer IpcCreatePipeSocketPairErrno: description: > errno value retrieved after a socketpair() call failed while creating an IPC transport object. type: integer IpcCreateTransportDupErrno: description: > errno value retrieved after a dup() call failed while creating an IPC transport object. type: integer IPCFatalErrorMsg: description: > Describes a fatal error that occurred during IPC operation. type: string IPCFatalErrorProtocol: description: > Name of the protocol used by IPC when a fatal error occurred. type: string IPCMessageName: description: > Name of the IPC message that caused a crash because it was too large. type: string IPCMessageSize: description: > Size of the IPC message that caused a crash because it was too large. type: integer IPCReadErrorReason: description: > Reason why reading an object via IPC failed. type: string IPCShutdownState: description: > IPC shutdown state, can be set to either "RecvShutdown" or "SendFinishShutdown" by a content process while it's shutting down. type: string IPCSystemError: description: > Description of the last system error that occurred during IPC operation. type: string IPCTransportFailureReason: description: > Reason why creating an IPC channel failed. type: string IsGarbageCollecting: description: > If true then the JavaScript garbage collector was running when the crash occurred. type: boolean ping: true IsWayland: description: > If true then the Wayland windowing system was in use. type: boolean IsWaylandDRM: description: > If true then the Wayland DRM backend was in use. type: boolean IsWebRenderResourcePathOverridden: description: > If true then the WebRender resources (i.e. shaders) are loaded from a user specified path. type: boolean JavaException: description: > JSON structured Java stack trace, only present on Firefox for Android if we encounter an uncaught Java exception. type: string JavaStackTrace: description: > Java stack trace, only present on Firefox for Android if we encounter an uncaught Java exception. type: string JSActorMessage: description: > If an actor is currently treating a message, this is the name of the message. Otherwise, empty. type: string JSActorName: description: > If an actor is currently treating a message, this is the name of the actor. Otherwise, empty. type: string JSLargeAllocationFailure: description: > A large allocation couldn't be satisfied, check the JSOutOfMemory description for the possible values of this annotation. type: string JSOutOfMemory: description: > A small allocation couldn't be satisfied, the annotation may contain the "Reporting", "Reported" or "Recovered" value. The first one means that we crashed while responding to the OOM condition (possibly while running a memory-pressure observers), the second that we crashed after having tried to free some memory, and the last that the GC had managed to free enough memory to satisfy the allocation. type: string LauncherProcessState: description: > Launcher process enabled state. The integer value of this annotation must match with one of the values in the mozilla::LauncherRegistryInfo::EnableState enum type: integer LowCommitSpaceEvents: description: > Number of times the available memory tracker has detected a that commit-space was running low. This is a Windows-specific annotation. type: integer ping: true MainThreadRunnableName: description: > Name of the currently executing nsIRunnable on the main thread. type: string ping: true MarshalActCtxManifestPath: description: > Proxy stream marshalling current activation context manifest path. type: string MemoryErrorCorrection: description: > Windows only, type of error correction used by system memory. See documentation for MemoryErrorCorrection property of Win32_PhysicalMemoryArray WMI class. type: string ping: true MozCrashReason: description: > Plaintext description of why Firefox crashed, this is usually set by assertions and the like. type: string ping: true Notes: description: > Miscellaneous notes that can be appended to a crash. type: string nsAsyncShutdownComponent: description: > Holds the contents of the nsAsyncShutdown.js script type: string OOMAllocationSize: description: > Size of the allocation that caused an out-of-memory condition. type: string ping: true PluginCpuUsage: description: > CPU usage of the plugin process. type: string PluginFilename: description: > Plugin filename, only the process holding the plugin has this annotation. type: string PluginHang: description: > The presence of this annotation indicates that this crash was generated in response to a plugin hanging. type: boolean PluginHangUIDuration: description: > Duration in milliseconds of the plugin hang that caused this crash. type: integer PluginName: description: > Display name of a plugin, only the process holding the plugin has this annotation. type: string PluginVersion: description: > Version of a plugin, only the process holding the plugin has this annotation. type: string ProcessType: description: > Type of the process that crashed, the possible values are defined in GeckoProcessTypes.h. type: string ProductName: description: > Application name (e.g. Firefox). type: string ping: true ProductID: description: > Application UUID (e.g. ec8030f7-c20a-464f-9b0e-13a3a9e97384). type: string ping: true ProxyStreamSize: description: > Size of an IPC proxy stream. type: integer ProxyStreamSizeFrom: description: > Describes how the size of a proxy stream was obtained. It can be set to either Stream::Stat or GlobalSize. type: string ProxyStreamUnmarshalStatus: description: > Status of the proxy stream unmarshalling, see ipc/mscom/ProxyStream.cpp for the various value this annotation can take. type: string ProxyStreamValid: description: > Set to "false" when encountering an invalid IPC proxy stream. type: string PurgeablePhysicalMemory: description: > macOS only. Amount of physical memory currently allocated but which may be deallocated by the system in case of memory pressure. Populated from vm_statistics64_data_t::purgeable_count * vm_page_size. type: string ping: true QuotaManagerShutdownTimeout: description: > This annotation is present if the quota manager shutdown (resp. the shutdown of the quota manager clients) was not finished in time and the browser was crashed instead of waiting for the shutdown to finish. The status of objects which were blocking completion of the shutdown when reaching the timeout is contained in the annotation. In the case of IndexedDB, objects are divided into three groups: FactoryOperations, LiveDatabases and DatabaseMaintenances. In the case of LocalStorage, objects are divided into three groups: PrepareDatastoreOperations, Datastores and LiveDatabases. In the case of Cache API, objects are in one group only: Managers. Each group is reported separately and contains the number of objects in the group and the status of individual objects in the group (duplicate entries are removed): "GroupName: N (objectStatus1, objectStatus2, ...)" where N is the number of objects in the group. The status of individual objects is constructed by taking selected object properties. Properties which contain origin strings are anonymized. In addition, intermediate steps are recorded for change events after shutdown started. These include the time difference and the type of object. type: string ping: true RDDProcessStatus: description: > Status of the RDD process, can be set to "Running" or "Destroyed" type: string ReleaseChannel: description: > Application release channel (e.g. default, beta, ...) type: string ping: true RemoteType: description: > Type of the content process, can be set to "web", "file" or "extension". type: string ping: true SafeMode: description: > Set to 1 if the browser was started in safe mode. type: boolean SecondsSinceLastCrash: description: > Time in seconds since the last crash occurred. type: string ping: true ServerURL: description: > URL used to post the crash report. type: string ShutdownProgress: description: > Shutdown step at which the browser crashed, can be set to "quit-application", "profile-change-teardown", "profile-before-change", "xpcom-will-shutdown" or "xpcom-shutdown". type: string ping: true StartupCrash: description: > If set to 1 then this crash occurred during startup. type: boolean ping: true StartupTime: description: > The time when Firefox was launched expressed in seconds since the Epoch. type: integer StatFailure: description: > Error returned when invoking IStream's Stat function during the creation of an IPC proxy stream. type: string StorageConnectionNotClosed: description: > This annotation is added when a mozStorage connection has not been properly closed during shutdown. The annotation holds the filename of the database associated with the connection. type: string SubmittedFromInfobar: description: > This annotation is set to 1 when the crash report has been manually submitted from Firefox info-bar or has been automatically submitted after the user opted-in to auto-submission. type: boolean SystemMemoryUsePercentage: description: > Windows-only, percentage of physical memory in use. This annotation is populated with the contents of the MEMORYSTATUSEX's structure dwMemoryLoad field. type: integer ping: true TelemetryClientId: description: > Telemetry client ID. type: string TelemetryEnvironment: description: > The telemetry environment in JSON format. type: string TelemetryServerURL: description: > Telemetry server URL. Used to send main process crash pings directly from the crashreporter client. type: string TelemetrySessionId: description: > Telemetry session ID. type: string TestKey: description: > Annotation used in tests. type: string TestUnicode: description: > Annotation used in tests. type: string TextureUsage: description: > Amount of memory in bytes consumed by textures. type: string ping: true ThreadIdNameMapping: description: > List of thread names with their corresponding thread IDs. type: string TotalPageFile: description: > Maximum amount of memory that can be committed without extending the swap/page file. - Under Windows, populated with the contents of the PERFORMANCE_INFORMATION's structure CommitLimit field. - Under Linux, populated with /proc/meminfo MemTotal + SwapTotal. The swap file typically cannot be extended, so that's a hard limit. - Not available on other systems. type: string ping: true TotalPhysicalMemory: description: > Amount of physical memory in bytes. - Under Windows, populated with the contents of the MEMORYSTATUSEX's structure ullTotalPhys field. - Under macOS, populated with sysctl "hw.memsize". - Under Linux, populated with /proc/meminfo's "MemTotal". - Not available on other systems. type: string ping: true TotalVirtualMemory: description: > Size of the virtual address space. - Under Windows, populated with the contents of the MEMORYSTATUSEX's structure ullTotalVirtual field. - Not available on other platforms. type: string ping: true UnknownNetAddrSocketFamily: description: > An unknown network address family was requested to Necko. The value is the requested family number. type: integer UnmarshalActCtx: description: > Proxy stream unmarshalling current activation context. type: string UnmarshalActCtxManifestPath: description: > Proxy stream unmarshalling current activation context manifest path. type: string UptimeTS: description: > Uptime in seconds. This annotation uses a string instead of an integer because it has a fractional component. type: string ping: true URL: description: > URL being loaded. type: string User32BeforeBlocklist: description: > Set to 1 if user32.dll was loaded before we could install the DLL blocklist. type: boolean ping: true useragent_locale: description: > User-agent locale. type: string Vendor: description: > Application vendor (e.g. Mozilla). type: string Version: description: > Product version. type: string VRProcessStatus: description: > Status of the VR process, can be set to "Running" or "Destroyed" type: string Winsock_LSP: description: > Information on winsock LSPs injected in our networking stack. type: string