[Bug 38445] New: valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

Bug ID: 38445
           Summary: valgrind shows a couple invalid writes in
                    kernel32/tests/fiber.c
           Product: Wine
           Version: 1.7.41
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase, valgrind
          Severity: normal
          Priority: P2
         Component: kernel32
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

==9350== Use of uninitialised value of size 4
==9350==    at 0x7B83ACDD: SwitchToFiber (fiber.c:213)
==9350==    by 0x48AC93A: test_FiberHandling (fiber.c:131)
==9350==    by 0x48AD1A8: func_fiber (fiber.c:225)
==9350==    by 0x49644EC: run_test (test.h:584)
==9350==    by 0x4964926: main (test.h:666)
==9350==  Uninitialised value was created by a stack allocation
==9350==    at 0x425819D: __longjmp (__longjmp.S:55)
==9350==

==9350== Use of uninitialised value of size 4
==9350==    at 0x7B83ACDD: SwitchToFiber (fiber.c:213)
==9350==    by 0x49727E3: ??? (in
/home/austin/wine-valgrind/dlls/kernel32/tests/kernel32_test.exe.so)
==9350==    by 0x48AD1A8: func_fiber (fiber.c:225)
==9350==    by 0x49644EC: run_test (test.h:584)
==9350==    by 0x4964926: main (test.h:666)
==9350==  Uninitialised value was created by a stack allocation
==9350==    at 0x425819D: __longjmp (__longjmp.S:55)
==9350==

==9350== Use of uninitialised value of size 4
==9350==    at 0x402A7E7: rindex (vg_replace_strmem.c:190)
==9350==    by 0x496392C: winetest_set_location (test.h:282)
==9350==    by 0x48AC951: test_FiberHandling (fiber.c:132)
==9350==    by 0x48AD1A8: func_fiber (fiber.c:225)
==9350==    by 0x49644EC: run_test (test.h:584)
==9350==    by 0x4964926: main (test.h:666)
==9350==  Uninitialised value was created by a stack allocation
==9350==    at 0x425819D: __longjmp (__longjmp.S:55)
==9350==

[Bug 38445] valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

Austin English  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
       Distribution|---                         |Debian

[Bug 38445] valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

--- Comment #1 from Austin English  ---
==8441== Use of uninitialised value of size 4
==8441==    at 0x48ACA26: GetLastError (winbase.h:2819)
==8441==    by 0x48ACA26: test_FiberHandling (???:0)
==8441==    by 0x48AD1A8: func_fiber (fiber.c:225)
==8441==    by 0x49644EC: run_test (test.h:584)
==8441==    by 0x4964926: main (test.h:666)
==8441==  Uninitialised value was created by a stack allocation
==8441==    at 0x425819D: __longjmp (__longjmp.S:55)
==8441==

==8441== Conditional jump or move depends on uninitialised value(s)
==8441==    at 0x48ACCE5: test_FiberLocalStorage (fiber.c:182)
==8441==    by 0x48AD1C4: func_fiber (fiber.c:227)
==8441==    by 0x49644EC: run_test (test.h:584)
==8441==    by 0x4964926: main (test.h:666)
==8441==  Uninitialised value was created by a stack allocation
==8441==    at 0x425819D: __longjmp (__longjmp.S:55)
==8441==

==8441== Use of uninitialised value of size 4
==8441==    at 0x48AD1C8: func_fiber (fiber.c:228)
==8441==    by 0x49644EC: run_test (test.h:584)
==8441==    by 0x4964926: main (test.h:666)
==8441==  Uninitialised value was created by a stack allocation
==8441==    at 0x425819D: __longjmp (__longjmp.S:55)
==8441==

==8441== Use of uninitialised value of size 4
==8441==    at 0x49649B7: __wine_spec_exe_entry (exe_entry.c:38)
==8441==  Uninitialised value was created by a stack allocation
==8441==    at 0x425819D: __longjmp (__longjmp.S:55)
==8441==

[Bug 38445] valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

Thomas Faller  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |[e-mail]

--- Comment #2 from Thomas Faller  ---
I can't reproduce this bug.
Is this bug still present in your test runs?

[Bug 38445] valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

Austin English  changed:

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

--- Comment #3 from Austin English  ---
(In reply to Thomas Faller from comment #2)
> I can't reproduce this bug.
> Is this bug still present in your test runs?

Nope, thanks for checking.

[Bug 38445] valgrind shows a couple invalid writes in kernel32/tests/fiber.c

https://bugs.winehq.org/show_bug.cgi?id=38445

Alexandre Julliard  changed:

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

--- Comment #4 from Alexandre Julliard  ---
Closing bugs fixed in 1.7.55.