[Bug 38447] New: valgrind shows an invalid read in ole32/tests/hglobalstream.c

https://bugs.winehq.org/show_bug.cgi?id=38447

Bug ID: 38447
           Summary: valgrind shows an invalid read in
                    ole32/tests/hglobalstream.c
           Product: Wine
           Version: 1.7.18
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase, valgrind
          Severity: normal
          Priority: P2
         Component: ole32
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

==13974== Invalid read of size 2
==13974==    at 0x7B843008: GlobalLock (heap.c:441)
==13974==    by 0x4A9B5D8: HGLOBALStreamImpl_Read (hglobalstream.c:169)
==13974==    by 0x48885CC: IStream_Read (objidl.h:4381)
==13974==    by 0x48885CC: test_freed_hglobal (???:0)
==13974==    by 0x488885C: func_hglobalstream (hglobalstream.c:522)
==13974==    by 0x48D5D00: run_test (test.h:584)
==13974==    by 0x48D613A: main (test.h:666)
==13974==  Address 0x7f02aaf8 is 16 bytes after a block of size 32 free'd
==13974==    at 0x7BC49E5B: notify_free (heap.c:262)
==13974==    by 0x7BC4E178: RtlFreeHeap (heap.c:1761)
==13974==    by 0x4A9B51A: HGLOBALStreamImpl_Release (hglobalstream.c:123)
==13974==    by 0x4888325: IStream_Release (objidl.h:4377)
==13974==    by 0x4888325: test_copyto (???:0)
==13974==    by 0x4888857: func_hglobalstream (hglobalstream.c:521)
==13974==    by 0x48D5D00: run_test (test.h:584)
==13974==    by 0x48D613A: main (test.h:666)
==13974==

[Bug 38447] valgrind shows an invalid read in ole32/tests/hglobalstream.c

https://bugs.winehq.org/show_bug.cgi?id=38447

Austin English  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|1.7.18                      |1.7.41
       Distribution|---                         |Debian

[Bug 38447] valgrind shows an invalid read in ole32/tests/hglobalstream.c

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=38447

--- Comment #1 from Nikolay Sivov  ---
This might be normal, it's testing a read after hglobal handle was freed.

[Bug 38447] valgrind shows an invalid read in ole32/tests/hglobalstream.c

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=38447

Austin English  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |WONTFIX

--- Comment #2 from Austin English  ---
(In reply to Nikolay Sivov from comment #1)
> This might be normal, it's testing a read after hglobal handle was freed.

Yeah, seems to be line 502:
https://source.winehq.org/git/wine.git/blob/019fcaa36410f5b52e9c3fb90a621b56...

[Bug 38447] valgrind shows an invalid read in ole32/tests/hglobalstream.c

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=38447

Gijs Vermeulen  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |CLOSED

--- Comment #3 from Gijs Vermeulen  ---
Closing wontfix.