path: root/tools/valgrind/drmemory/suppressions.txt

# This file contains suppressions for the Dr.Memory tool, see
# http://dev.chromium.org/developers/how-tos/using-drmemory
#
# This file contains suppressions for the DrMemroy reports happening
# in the 'light' mode (a.k.a. drmemory_light) as well as in the 'full' mode.
# Please use suppressions_full.txt for all the reports that can happen only
# in the full mode (drmemory_full),

############################
# Known reports on the third party we have no control over.

# Reports from Sophos antivirus
UNADDRESSABLE ACCESS
name=Sophos UNADDR
...
sophos*.dll!*

UNINITIALIZED READ
name=Sophos UNINIT
...
sophos*.dll!*

LEAK
name=Sophos LEAK
...
sophos*.dll!*

############################
# Suppress some false reports due to bugs in Dr.Memory like wrong analysis
# assumptions or unhandled syscalls

# Please note: the following suppressions were written in the abscense of
# private symbols so may need to be updated when we switch to auto-loading PDBs

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=12 UNADDR
...
SHELL32.dll!SHFileOperation*

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=40 UNADDR
...
WINSPOOL.DRV!*

INVALID HEAP ARGUMENT
name=http://code.google.com/p/drmemory/issues/detail?id=40 INVALID HEAP
...
WINSPOOL.DRV!*

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=59
...
*!SetEnvironmentVariable*

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=68 (UNADDR 1)
...
MSWSOCK.dll!WSPStartup

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=68 (UNADDR 2)
...
ntdll.dll!RtlValidateUnicodeString

############################
# TODO(timurrrr): investigate these
UNADDRESSABLE ACCESS
name=TODO SHParseDisplayName
...
*!SHParseDisplayName

UNADDRESSABLE ACCESS
name=TODO GetCanonicalPathInfo
...
*!GetCanonicalPathInfo*

UNADDRESSABLE ACCESS
name=TODO CreateDC
...
GDI32.dll!CreateDC*

# This one looks interesting
INVALID HEAP ARGUMENT
name=TODO ExitProcess
...
KERNEL32.dll!ExitProcess

INVALID HEAP ARGUMENT
name=http://crbug.com/103365 (a)
ppapi_tests.dll!*
...
ppapi_tests.dll!*
*!base::internal::RunnableAdapter<*>::Run

INVALID HEAP ARGUMENT
name=http://crbug.com/103365 (b)
ppapi_tests.dll!*
...
ppapi_tests.dll!*
*!PP_RunCompletionCallback
...
*!base::internal::RunnableAdapter<*>::Run

INVALID HEAP ARGUMENT
name=http://crbug.com/107567 intentional mismatch in _DebugHeapDelete, no frame
*!std::numpunct<*>::_Tidy
*!std::numpunct<*>::~numpunct<*>

############################
# Intentional errors in Chromium tests (ToolsSanityTests)
LEAK
name=sanity test 01 (memory leak)
base_unittests.exe!operator new
base_unittests.exe!operator new[]
base_unittests.exe!base::ToolsSanityTest_MemoryLeak_Test::TestBody

# "..." is needed due to http://code.google.com/p/drmemory/issues/detail?id=666
UNADDRESSABLE ACCESS
name=sanity test 02 (malloc/read left)
base_unittests.exe!*ReadValueOutOfArrayBoundsLeft
...
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 03 (malloc/read right)
base_unittests.exe!*ReadValueOutOfArrayBoundsRight
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 04 (malloc/write left)
base_unittests.exe!*WriteValueOutOfArrayBoundsLeft
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 05 (malloc/write right)
base_unittests.exe!*WriteValueOutOfArrayBoundsRight
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

# "..." is needed due to http://code.google.com/p/drmemory/issues/detail?id=666
UNADDRESSABLE ACCESS
name=sanity test 06 (new/read left)
base_unittests.exe!*ReadValueOutOfArrayBoundsLeft
...
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 07 (new/read right)
base_unittests.exe!*ReadValueOutOfArrayBoundsRight
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 08 (new/write left)
base_unittests.exe!*WriteValueOutOfArrayBoundsLeft
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 09 (new/write right)
base_unittests.exe!*WriteValueOutOfArrayBoundsRight
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 10 (write after free)
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=sanity test 11 (write after delete)
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

INVALID HEAP ARGUMENT
name=sanity test 12 (array deleted without [])
base_unittests.exe!base::ToolsSanityTest_ArrayDeletedWithoutBraces_Test::TestBody

INVALID HEAP ARGUMENT
name=sanity test 13 (single element deleted with [])
base_unittests.exe!base::ToolsSanityTest_SingleElementDeletedWithBraces_Test::TestBody

UNINITIALIZED READ
name=sanity test 14 (malloc/read uninit)
base_unittests.exe!*ReadUninitializedValue
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToMallocMemory_Test::TestBody

UNINITIALIZED READ
name=sanity test 15 (new/read uninit)
base_unittests.exe!*ReadUninitializedValue
base_unittests.exe!*MakeSomeErrors
base_unittests.exe!base::ToolsSanityTest_AccessesToNewMemory_Test::TestBody

UNADDRESSABLE ACCESS
name=AboutHandler::AboutCrash deliberate crash
# TODO(bruening): switch to annotation once have support for that
chrome.dll!AboutHandler::AboutCrash

UNADDRESSABLE ACCESS
name=RendererCrashTest.Crash deliberate crash
# function is small, little risk for false negative in rest of it
# TODO(bruening): switch to annotation once have support for that
chrome.dll!HandleRendererErrorTestParameters

UNADDRESSABLE ACCESS
name=NPAPITesterBase.NoHangIfInitCrashes deliberate crash
# function is small, little risk for false negative in rest of it
# TODO(bruening): switch to annotation once have support for that
npapi_test_plugin.dll!NPAPIClient::PluginClient::Initialize

# Deliberate NULL deref to crash the child process
UNADDRESSABLE ACCESS
name=CrashingChildProcess deliberate crash
*!CrashingChildProcess

UNADDRESSABLE ACCESS
name=::Crasher::Run deliberate crash
*!`anonymous namespace'::Crasher::Run

############################
# Benign issues in Chromium

WARNING
name=http://crbug.com/72463 - prefetches in generated MemCopy
instruction=prefetch*
<not in a module>
chrome.dll!v8::internal::CopyChars*

UNADDRESSABLE ACCESS
name=http://code.google.com/p/drmemory/issues/detail?id=582 bizarre cl-generated read-beyond-TOS
instruction=mov    0xfffffffc(%esp) -> %eax
chrome.dll!WebCore::RenderStyle::resetBorder*

INVALID HEAP ARGUMENT
name=http://crbug.com/101537
*!scoped_ptr<_TOKEN_USER>*

INVALID HEAP ARGUMENT
name=http://crbug.com/101717 (1)
*!scoped_ptr<_TOKEN_DEFAULT_DACL>*

INVALID HEAP ARGUMENT
name=http://crbug.com/101717 (2)
*!sandbox::PolicyBase::~PolicyBase

INVALID HEAP ARGUMENT
name=http://crbug.com/101717 (3)
*!scoped_ptr<_UNICODE_STRING>::~scoped_ptr<_UNICODE_STRING>
*!sandbox::GetHandleName

INVALID HEAP ARGUMENT
name=http://crbug.com/101717 (4)
*!scoped_ptr<_OBJECT_NAME_INFORMATION>::~scoped_ptr<_OBJECT_NAME_INFORMATION>
*!sandbox::GetPathFromHandle

############################
# Real issues in Chromium

UNADDRESSABLE ACCESS
name=http://crbug.com/88213
*!base::win::ObjectWatcher::StopWatching
*!base::win::ObjectWatcher::WillDestroyCurrentMessageLoop
*!MessageLoop::~MessageLoop

UNADDRESSABLE ACCESS
name=http://crbug.com/96010
*!TestingProfile::FinishInit
*!TestingProfile::TestingProfile
*!BrowserAboutHandlerTest_WillHandleBrowserAboutURL_Test::TestBody

UNADDRESSABLE ACCESS
name=http://crbug.com/106522
npapi_test_plugin.dll!NPAPIClient::PluginTest::id
npapi_test_plugin.dll!NPAPIClient::ExecuteGetJavascriptUrlTest::TimerProc

UNADDRESSABLE ACCESS
name=http://crbug.com/110642
*!PrefsTabHelper::RegisterUserPrefs
*!browser::RegisterUserPrefs
*!TestingProfile::CreateTestingPrefService
*!TestingProfile::GetPrefs
*!ProfileKeyedServiceFactory::RegisterUserPrefsOnProfile
*!ProfileDependencyManager::CreateProfileServices

# Empty line at EOF - workaround for
# http://code.google.com/p/drmemory/issues/detail?id=41