[Bug 38673] New: valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()

https://bugs.winehq.org/show_bug.cgi?id=38673

            Bug ID: 38673
           Summary: valgrind shows uninitialized memory in
                    dlls/kernel32/sync.c:ConnectNamedPipe()
           Product: Wine
           Version: 1.7.42
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase, valgrind
          Severity: normal
          Priority: P2
         Component: kernel32
          Assignee: wine-bugs(a)winehq.org
          Reporter: austinenglish(a)gmail.com
      Distribution: Fedora

../../../tools/runtest -q -P wine -T ../../.. -M hlink.dll -p hlink_test.exe.so
hlink && touch hlink.ok
==14126== Thread 3:
==14126== Syscall param writev(vector[...]) points to uninitialised byte(s)
==14126==    at 0x4F7A0F4B: ??? (in /usr/lib/libc-2.21.so)
==14126==    by 0x7BC7A9C5: send_request (server.c:228)
==14126==    by 0x7BC7AB52: wine_server_call (server.c:309)
==14126==    by 0x7BC7B8CD: server_select (server.c:607)
==14126==    by 0x7BC85426: NtWaitForMultipleObjects (sync.c:976)
==14126==    by 0x7BC85471: NtWaitForSingleObject (sync.c:985)
==14126==    by 0x7BC45DFF: server_ioctl_file (file.c:1539)
==14126==    by 0x7BC46565: NtFsControlFile (file.c:1786)
==14126==    by 0x7B87406B: ConnectNamedPipe (sync.c:1615)
==14126==    by 0x49255A5: listen_thread (rpc_transport.c:132)
==14126==    by 0x7BC81BB7: ??? (signal_i386.c:2682)
==14126==    by 0x7BC81BFE: call_thread_func (signal_i386.c:2741)
==14126==    by 0x7BC81B95: ??? (signal_i386.c:2682)
==14126==    by 0x7BC88D78: start_thread (thread.c:443)
==14126==    by 0x4F88F37F: start_thread (in /usr/lib/libpthread-2.21.so)
==14126==    by 0x4F7ABD4D: clone (in /usr/lib/libc-2.21.so)
==14126==  Address 0x4cee5c4 is on thread 1's stack
==14126==  Uninitialised value was created by a stack allocation
==14126==    at 0x7B873FA5: ConnectNamedPipe (sync.c:1601)
==14126==

also shows in ieframe/webbrowser, kernel32/pipe,

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[Bug 38673] valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()

https://bugs.winehq.org/show_bug.cgi?id=38673

Austin English <austinenglish(a)gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|1.7.42                      |1.7.44

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[Bug 38673] valgrind shows uninitialized memory in dlls/kernel32/sync.c: ConnectNamedPipe()

https://bugs.winehq.org/show_bug.cgi?id=38673

Jacek Caban <jacek(a)codeweavers.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jacek(a)codeweavers.com

--- Comment #1 from Jacek Caban <jacek(a)codeweavers.com> ---
It's probably fixed. I guess the bug was about accessing IO_STATUS_BLOCK, but
this works differently in ntdll now. Also, listen_thread from this backtrace
does not exist in rpcrt4 anymore.

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[Bug 38673] valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=38673

François Gouget <fgouget(a)codeweavers.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |fgouget(a)codeweavers.com
           Assignee|wine-bugs(a)winehq.org        |austinenglish(a)gmail.com

--- Comment #2 from François Gouget <fgouget(a)codeweavers.com> ---
Austin, does this still happen?

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[Bug 38673] valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=38673

Austin English <[e-mail]> changed:

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

--- Comment #3 from Austin English <[e-mail]> ---
Modern wine doesn't play well with valgrind. Marking valgrind bugs as
abandoned.

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[Bug 38673] valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=38673

Austin English <[e-mail]> changed:

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

--- Comment #4 from Austin English <[e-mail]> ---
Closing.

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