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Possible memory leaks when using getaddrinfo #436

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derekbruening opened this issue Nov 28, 2014 · 0 comments
Open

Possible memory leaks when using getaddrinfo #436

derekbruening opened this issue Nov 28, 2014 · 0 comments
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Bug-FalsePositive Migrated OpSys-Windows Priority-Medium

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@derekbruening
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From timurrrr@google.com on June 03, 2011 10:48:18

Repros are given as examples here: http://msdn.microsoft.com/en-us/library/ms738519(v=vs.85).aspx http://msdn.microsoft.com/en-us/library/ms738520(v=vs.85).aspx run like this:
$ test.exe www.google.com 80
-> (besides known uninit reports)

Error #1: POSSIBLE LEAK 20 direct bytes 0x00c29ec0-0x00c29ed4 + 0 indirect bytes
0x76d64e1d <iphlpapi.dll+0x4e1d> iphlpapi.dll!IcmpCreateFile
0x76d64e95 <iphlpapi.dll+0x4e95> iphlpapi.dll!IcmpCreateFile
0x76d6546b <iphlpapi.dll+0x546b> iphlpapi.dll!GetNumberOfInterfaces
0x76d65351 <iphlpapi.dll+0x5351> iphlpapi.dll!GetNumberOfInterfaces
0x7c90118a <ntdll.dll+0x118a> ntdll.dll!LdrInitializeThunk
0x7c91b5d2 <ntdll.dll+0x1b5d2> ntdll.dll!LdrFindResourceDirectory_U
0x7c9162db <ntdll.dll+0x162db> ntdll.dll!RtlValidateUnicodeString
0x7c91643d <ntdll.dll+0x1643d> ntdll.dll!LdrLoadDll
0x7c801bbd <KERNEL32.dll+0x1bbd> KERNEL32.dll!LoadLibraryExW
0x7c801d72 <KERNEL32.dll+0x1d72> KERNEL32.dll!LoadLibraryExA
0x7c801da8 <KERNEL32.dll+0x1da8> KERNEL32.dll!LoadLibraryA
0x76f2ab0a <DNSAPI.dll+0xab0a> DNSAPI.dll!DnsGetLocalAddrArrayDirect
0x76f2ab98 <DNSAPI.dll+0xab98> DNSAPI.dll!DnsGetLocalAddrArrayDirect
0x76f28312 <DNSAPI.dll+0x8312> DNSAPI.dll!NetInfo_Build
0x76f27d0b <DNSAPI.dll+0x7d0b> DNSAPI.dll!DnsQueryConfig
0x76f27c15 <DNSAPI.dll+0x7c15> DNSAPI.dll!DnsQueryConfig
0x76f22e4b <DNSAPI.dll+0x2e4b> DNSAPI.dll!DnsQuery_W
0x71a5a129 <MSWSOCK.dll+0xa129> MSWSOCK.dll!SvchostPushServiceGlobals
0x71a5c7ce <MSWSOCK.dll+0xc7ce> MSWSOCK.dll!WSPStartup
0x71a5c90c <MSWSOCK.dll+0xc90c> MSWSOCK.dll!WSPStartup
0x71ab4ece <WS2_32.dll+0x4ece> WS2_32.dll!WSARecv
0x71ab4df6 <WS2_32.dll+0x4df6> WS2_32.dll!WSARecv
0x71ab4d91 <WS2_32.dll+0x4d91> WS2_32.dll!WSARecv
0x71ab2e96 <WS2_32.dll+0x2e96> WS2_32.dll!htons
0x71ab373e <WS2_32.dll+0x373e> WS2_32.dll!WSALookupServiceBeginW
0x71ab3673 <WS2_32.dll+0x3673> WS2_32.dll!WSALookupServiceBeginW
0x71ab6104 <WS2_32.dll+0x6104> WS2_32.dll!WSALookupServiceNextA
0x71ab9c2f <WS2_32.dll+0x9c2f> WS2_32.dll!WSAStringToAddressA
0x71ab5e58 <WS2_32.dll+0x5e58> WS2_32.dll!WSALookupServiceNextA
0x71ab5ddc <WS2_32.dll+0x5ddc> WS2_32.dll!WSALookupServiceNextA
0x00401175 <test.exe+0x1175> test.exe!wmain
test.cpp:75

and

Error #2: POSSIBLE LEAK 64 direct bytes 0x00c38068-0x00c380a8 + 0 indirect bytes
0x76d65cde <iphlpapi.dll+0x5cde> iphlpapi.dll!AllocateAndGetArpEntTableFromStack
0x76d65e49 <iphlpapi.dll+0x5e49> iphlpapi.dll!AllocateAndGetArpEntTableFromStack
0x76d65478 <iphlpapi.dll+0x5478> iphlpapi.dll!GetNumberOfInterfaces
0x76d65351 <iphlpapi.dll+0x5351> iphlpapi.dll!GetNumberOfInterfaces
0x7c90118a <ntdll.dll+0x118a> ntdll.dll!LdrInitializeThunk
0x7c91b5d2 <ntdll.dll+0x1b5d2> ntdll.dll!LdrFindResourceDirectory_U
0x7c9162db <ntdll.dll+0x162db> ntdll.dll!RtlValidateUnicodeString
0x7c91643d <ntdll.dll+0x1643d> ntdll.dll!LdrLoadDll
0x7c801bbd <KERNEL32.dll+0x1bbd> KERNEL32.dll!LoadLibraryExW
0x7c801d72 <KERNEL32.dll+0x1d72> KERNEL32.dll!LoadLibraryExA
0x7c801da8 <KERNEL32.dll+0x1da8> KERNEL32.dll!LoadLibraryA
0x76f2ab0a <DNSAPI.dll+0xab0a> DNSAPI.dll!DnsGetLocalAddrArrayDirect
0x76f2ab98 <DNSAPI.dll+0xab98> DNSAPI.dll!DnsGetLocalAddrArrayDirect
0x76f28312 <DNSAPI.dll+0x8312> DNSAPI.dll!NetInfo_Build
0x76f27d0b <DNSAPI.dll+0x7d0b> DNSAPI.dll!DnsQueryConfig
0x76f27c15 <DNSAPI.dll+0x7c15> DNSAPI.dll!DnsQueryConfig
0x76f22e4b <DNSAPI.dll+0x2e4b> DNSAPI.dll!DnsQuery_W
0x71a5a129 <MSWSOCK.dll+0xa129> MSWSOCK.dll!SvchostPushServiceGlobals
0x71a5c7ce <MSWSOCK.dll+0xc7ce> MSWSOCK.dll!WSPStartup
0x71a5c90c <MSWSOCK.dll+0xc90c> MSWSOCK.dll!WSPStartup
0x71ab4ece <WS2_32.dll+0x4ece> WS2_32.dll!WSARecv
0x71ab4df6 <WS2_32.dll+0x4df6> WS2_32.dll!WSARecv
0x71ab4d91 <WS2_32.dll+0x4d91> WS2_32.dll!WSARecv
0x71ab2e96 <WS2_32.dll+0x2e96> WS2_32.dll!htons
0x71ab373e <WS2_32.dll+0x373e> WS2_32.dll!WSALookupServiceBeginW
0x71ab3673 <WS2_32.dll+0x3673> WS2_32.dll!WSALookupServiceBeginW
0x71ab6104 <WS2_32.dll+0x6104> WS2_32.dll!WSALookupServiceNextA
0x71ab9c2f <WS2_32.dll+0x9c2f> WS2_32.dll!WSAStringToAddressA
0x71ab5e58 <WS2_32.dll+0x5e58> WS2_32.dll!WSALookupServiceNextA
0x71ab5ddc <WS2_32.dll+0x5ddc> WS2_32.dll!WSALookupServiceNextA
0x00401175 <test.exe+0x1175> test.exe!wmain
test.cpp:75

Original issue: http://code.google.com/p/drmemory/issues/detail?id=436
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