[Bug 36583] New: valgrind shows several invalid reads in user32/tests/dde.c

https://bugs.winehq.org/show_bug.cgi?id=36583

Bug ID: 36583
           Summary: valgrind shows several invalid reads in
                    user32/tests/dde.c
           Product: Wine
           Version: 1.7.19
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase
          Severity: normal
          Priority: P2
         Component: user32
          Assignee: [e-mail]
          Reporter: [e-mail]

==5757== Invalid read of size 4
==5757==    at 0x5300A0F: WDML_GetConv (dde_misc.c:2248)
==5757==    by 0x53010CE: DdeQueryConvInfo (dde_misc.c:2453)
==5757==    by 0x4E75978: test_dde_aw_transaction (dde.c:1714)
==5757==    by 0x4E7BD78: func_dde (dde.c:2779)
==5757==    by 0x4F50978: run_test (test.h:584)
==5757==    by 0x4F50D67: main (test.h:654)
==5757==  Address 0x49b6290 is 288 bytes inside a block of size 318 free'd
==5757==    at 0x7BC4C72C: notify_free (heap.c:263)
==5757==    by 0x7BC51071: RtlFreeHeap (heap.c:1762)
==5757==    by 0x7BC756DB: RtlFreeAnsiString (rtlstr.c:173)
==5757==    by 0x7BC44D3F: FILE_CreateFile (file.c:190)
==5757==    by 0x7BC44F02: NtOpenFile (file.c:246)
==5757==    by 0x7B840FE2: FindFirstFileExW (file.c:1948)
==5757==    by 0x7B841DE2: FindFirstFileW (file.c:2241)
==5757==    by 0x7B85D58E: GetLongPathNameW (path.c:373)
==5757==    by 0x7B8658CE: create_startup_info (process.c:1618)
==5757==    by 0x7B866722: create_process (process.c:1998)
==5757==    by 0x7B867B26: create_process_impl (process.c:2361)
==5757==    by 0x7B868155: CreateProcessA (process.c:2444)
==5757==    by 0x4E7BA7A: func_dde (dde.c:2738)
==5757==    by 0x4F50978: run_test (test.h:584)
==5757==    by 0x4F50D67: main (test.h:654)

==5757== Invalid read of size 1
==5757==    at 0x402BE93: strlen (vg_replace_strmem.c:412)
==5757==    by 0x7B852F8B: CompareStringA (locale.c:3055)
==5757==    by 0x7B853485: lstrcmpA (locale.c:3170)
==5757==    by 0x4E73DA8: dde_server_wndprocW (dde.c:1420)
==5757==    by 0x538B4F5: ??? (winproc.c:173)
==5757==    by 0x538B66A: call_window_proc (winproc.c:244)
==5757==    by 0x538D803: WINPROC_call_window (winproc.c:900)
==5757==    by 0x534EB44: DispatchMessageW (message.c:4019)
==5757==    by 0x52FB4A0: WDML_SyncWaitTransactionReply (dde_client.c:1067)
==5757==    by 0x52FB727: WDML_ClientHandle (dde_client.c:1124)
==5757==    by 0x52FBB96: DdeClientTransaction (dde_client.c:1222)
==5757==    by 0x4E74C12: test_dde_aw_transaction (dde.c:1609)
==5757==    by 0x4E7BD64: func_dde (dde.c:2777)
==5757==    by 0x4F50978: run_test (test.h:584)
==5757==    by 0x4F50D67: main (test.h:654)
==5757==  Address 0x49b33b0 is 0 bytes after a recently re-allocated block of
size 16 alloc'd
==5757==    at 0x7BC4C6DF: notify_alloc (heap.c:255)
==5757==    by 0x7BC50F23: RtlAllocateHeap (heap.c:1716)
==5757==    by 0x7B8457FF: HeapAlloc (heap.c:271)
==5757==    by 0x7B845B34: GlobalAlloc (heap.c:388)
==5757==    by 0x5349F4D: unpack_dde_message (message.c:2172)
==5757==    by 0x534C1D3: peek_message (message.c:2936)
==5757==    by 0x534DDC6: PeekMessageW (message.c:3757)
==5757==    by 0x52FB4CE: WDML_SyncWaitTransactionReply (dde_client.c:1037)
==5757==    by 0x52FB727: WDML_ClientHandle (dde_client.c:1124)
==5757==    by 0x52FBB96: DdeClientTransaction (dde_client.c:1222)
==5757==    by 0x4E74C12: test_dde_aw_transaction (dde.c:1609)
==5757==    by 0x4E7BD64: func_dde (dde.c:2777)
==5757==    by 0x4F50978: run_test (test.h:584)
==5757==    by 0x4F50D67: main (test.h:654)
==5757==

etc.

(this is in a virtual desktop)