May 2025 - Wine-Bugs - list.winehq.org

[Bug 36306] New: valgrind shows a possible leak in netapi32/tests/wksta.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36306 Bug ID: 36306 Summary: valgrind shows a possible leak in netapi32/tests/wksta.c Product: Wine Version: 1.7.18 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: netapi32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==30938== 64 bytes in 2 blocks are possibly lost in loss record 40 of 73 ==30938== at 0x7BC4C735: notify_alloc (heap.c:255) ==30938== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==30938== by 0x4C25EDC: ??? ==30938== by 0x4C33153: ??? ==30938== by 0x4C29723: ??? ==30938== by 0x4C29B00: ??? ==30938== by 0x4C3351B: ??? ==30938== by 0x4C33751: ??? ==30938== by 0x4C29ABA: ??? ==30938== by 0x4C3351B: ??? ==30938== by 0x4C3362E: ??? ==30938== by 0x4C2E6E4: ??? ==30938== by 0x4957493: run_wkstatransportenum_tests (wksta.c:152) ==30938== by 0x4957AB6: func_wksta (wksta.c:237) ==30938== by 0x49588C0: run_test (test.h:584) ==30938== by 0x4958CAF: main (test.h:654) ==30938== 64 bytes in 2 blocks are possibly lost in loss record 41 of 73 ==30938== at 0x7BC4C735: notify_alloc (heap.c:255) ==30938== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==30938== by 0x7BC39AE9: RtlInitializeCriticalSectionEx (critsection.c:326) ==30938== by 0x7B876B51: InitializeCriticalSectionEx (sync.c:356) ==30938== by 0x7B876AD0: InitializeCriticalSection (sync.c:313) ==30938== by 0x4C33177: ??? ==30938== by 0x4C29723: ??? ==30938== by 0x4C29B00: ??? ==30938== by 0x4C3351B: ??? ==30938== by 0x4C33751: ??? ==30938== by 0x4C29ABA: ??? ==30938== by 0x4C3351B: ??? ==30938== by 0x4C3362E: ??? ==30938== by 0x4C2E6E4: ??? ==30938== by 0x4957493: run_wkstatransportenum_tests (wksta.c:152) ==30938== by 0x4957AB6: func_wksta (wksta.c:237) ==30938== by 0x49588C0: run_test (test.h:584) ==30938== by 0x4958CAF: main (test.h:654) ==30938== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 3

[Bug 43380] New: valgrind shows an uninitialized memory in dlls/ntdll/ tests/pipe.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=43380 Bug ID: 43380 Summary: valgrind shows an uninitialized memory in dlls/ntdll/tests/pipe.c Product: Wine Version: 2.12 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: ntdll Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Distribution: --- ../../../tools/runtest -q -P wine -T ../../.. -M ntdll.dll -p ntdll_test.exe.so pipe && touch pipe.ok ==30664== Syscall param write(buf) points to uninitialised byte(s) ==30664== at 0x424CE7F: ??? (syscall-template.S:84) ==30664== by 0x7BC4A163: NtWriteFile (file.c:1314) ==30664== by 0x7B441F2B: WriteFile (file.c:570) ==30664== by 0x4A6D51F: read_pipe_test (pipe.c:810) ==30664== by 0x4A7031A: func_pipe (pipe.c:1133) ==30664== by 0x4AA25B4: run_test (test.h:603) ==30664== by 0x4AA2A13: main (test.h:687) ==30664== Address 0x4befc1c is on thread 1's stack ==30664== in frame #3, created by read_pipe_test (pipe.c:787) ==30664== Uninitialised value was created by a stack allocation ==30664== at 0x4A6D285: read_pipe_test (pipe.c:787) ==30664== ==30664== Syscall param write(buf) points to uninitialised byte(s) ==30664== at 0x424CE7F: ??? (syscall-template.S:84) ==30664== by 0x7BC4A163: NtWriteFile (file.c:1314) ==30664== by 0x7B441F2B: WriteFile (file.c:570) ==30664== by 0x4A6DE84: read_pipe_test (pipe.c:876) ==30664== by 0x4A7031A: func_pipe (pipe.c:1133) ==30664== by 0x4AA25B4: run_test (test.h:603) ==30664== by 0x4AA2A13: main (test.h:687) ==30664== Address 0x4befc1d is on thread 1's stack ==30664== in frame #3, created by read_pipe_test (pipe.c:787) ==30664== Uninitialised value was created by a stack allocation ==30664== at 0x4A6D285: read_pipe_test (pipe.c:787) ==30664== ==30664== Syscall param writev(vector[...]) points to uninitialised byte(s) ==30664== at 0x433804F: ??? (syscall-template.S:84) ==30664== by 0x7BC8946B: send_request (server.c:228) ==30664== by 0x7BC89626: wine_server_call (server.c:309) ==30664== by 0x7BC4867A: server_write_file (file.c:624) ==30664== by 0x7BC49E71: NtWriteFile (file.c:1238) ==30664== by 0x7B441F2B: WriteFile (file.c:570) ==30664== by 0x4A6D51F: read_pipe_test (pipe.c:810) ==30664== by 0x4A70352: func_pipe (pipe.c:1135) ==30664== by 0x4AA25B4: run_test (test.h:603) ==30664== by 0x4AA2A13: main (test.h:687) ==30664== Address 0x4befc1c is on thread 1's stack ==30664== in frame #6, created by read_pipe_test (pipe.c:787) ==30664== Uninitialised value was created by a stack allocation ==30664== at 0x4A6D285: read_pipe_test (pipe.c:787) ==30664== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 3

[Bug 38676] New: valgrind shows an invalid read in dlls/kernel32/tests/file.c:test_CreateFileA()
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=38676 Bug ID: 38676 Summary: valgrind shows an invalid read in dlls/kernel32/tests/file.c:test_CreateFileA() Product: Wine Version: 1.7.44 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 kernel32.dll -p kernel32_test.exe.so file && touch file.ok ==14521== Invalid read of size 1 ==14521== at 0x4F7A2A63: getmntent_r (in /usr/lib/libc-2.21.so) ==14521== by 0x4F7A2832: getmntent (in /usr/lib/libc-2.21.so) ==14521== by 0x7BC3B580: parse_mount_entries (directory.c:573) ==14521== by 0x7BC3B6E8: get_default_drive_device (directory.c:706) ==14521== by 0x7BC3EE67: get_dos_device (directory.c:2760) ==14521== by 0x7BC40064: wine_nt_to_unix_file_name (directory.c:3164) ==14521== by 0x7BC3FB9C: nt_to_unix_file_name_attr (directory.c:3061) ==14521== by 0x7BC4310C: FILE_CreateFile (file.c:177) ==14521== by 0x7BC4357B: NtCreateFile (file.c:323) ==14521== by 0x7B83E3F3: CreateFileW (file.c:1499) ==14521== by 0x7B83E63F: CreateFileA (file.c:1555) ==14521== by 0x47E0275: test_CreateFileA (file.c:1295) ==14521== by 0x47F1B1E: func_file (file.c:4575) ==14521== by 0x4893BD4: run_test (test.h:584) ==14521== by 0x489401C: main (test.h:666) ==14521== Address 0x5563eb7 is 1 bytes before a block of size 4,096 alloc'd ==14521== at 0x400719E: malloc (vg_replace_malloc.c:299) ==14521== by 0x4F7A27D8: allocate (in /usr/lib/libc-2.21.so) ==14521== by 0x4F89542B: __pthread_once_slow (in /usr/lib/libpthread-2.21.so) ==14521== by 0x4F7A2862: getmntent (in /usr/lib/libc-2.21.so) ==14521== by 0x7BC3B580: parse_mount_entries (directory.c:573) ==14521== by 0x7BC3B68B: get_default_drive_device (directory.c:700) ==14521== by 0x7BC3EE67: get_dos_device (directory.c:2760) ==14521== by 0x7BC40064: wine_nt_to_unix_file_name (directory.c:3164) ==14521== by 0x7BC3FB9C: nt_to_unix_file_name_attr (directory.c:3061) ==14521== by 0x7BC4310C: FILE_CreateFile (file.c:177) ==14521== by 0x7BC4357B: NtCreateFile (file.c:323) ==14521== by 0x7B83E3F3: CreateFileW (file.c:1499) ==14521== by 0x7B83E63F: CreateFileA (file.c:1555) ==14521== by 0x47E0275: test_CreateFileA (file.c:1295) ==14521== by 0x47F1B1E: func_file (file.c:4575) ==14521== by 0x4893BD4: run_test (test.h:584) ==14521== by 0x489401C: main (test.h:666) -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 6

[Bug 36433] New: valgrind shows a couple leaks in shell32/tests/shelldispatch.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36433 Bug ID: 36433 Summary: valgrind shows a couple leaks in shell32/tests/shelldispatch.c Product: Wine Version: 1.7.18 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: shell32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==28557== 24 bytes in 1 blocks are definitely lost in loss record 165 of 615 ==28557== at 0x7BC50A9B: RtlAllocateHeap (heap.c:255) ==28557== by 0x4F5C378: ShellDispatch_NameSpace (shelldispatch.c:774) ==28557== by 0x4D8817A: func_shelldispatch (shldisp.h:3077) ==28557== by 0x4DC8888: run_test (test.h:584) ==28557== by 0x4DC8C77: main (test.h:654) ==28557== ==28557== 28 bytes in 1 blocks are possibly lost in loss record 174 of 615 ==28557== at 0x7BC50A9B: RtlAllocateHeap (heap.c:255) ==28557== by 0x5C44BB8: apartment_getclassobject (compobj.c:526) ==28557== by 0x5C47FC6: get_inproc_class_object (compobj.c:2894) ==28557== by 0x5C4AD2F: CoGetClassObject (compobj.c:3032) ==28557== by 0x5C4B4B7: CoCreateInstance (compobj.c:3197) ==28557== by 0x4D87FE2: func_shelldispatch (shelldispatch.c:72) ==28557== by 0x4DC8888: run_test (test.h:584) ==28557== by 0x4DC8C77: main (test.h:654) ==28557== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 4

[Bug 36260] New: valgrind shows a possible leak in devenum/tests/devenum.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36260 Bug ID: 36260 Summary: valgrind shows a possible leak in devenum/tests/devenum.c Product: Wine Version: 1.7.17 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: -unknown Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==2122== 56 bytes in 1 blocks are possibly lost in loss record 381 of 864 ==2122== at 0x7BC4C735: notify_alloc (heap.c:255) ==2122== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==2122== by 0x634F2EC: MMDRV_InitPerType (lolvldrv.c:384) ==2122== by 0x634FC27: MMDRV_Install (lolvldrv.c:475) ==2122== by 0x635016F: MMDRV_Init (lolvldrv.c:547) ==2122== by 0x634DF4B: MMDRV_InitSingleType (lolvldrv.c:78) ==2122== by 0x634DFEE: MMDRV_GetNum (lolvldrv.c:89) ==2122== by 0x636B7C8: midiOutGetNumDevs (winmm.c:284) ==2122== by 0x620D647: DEVENUM_CreateSpecialCategories (createdevenum.c:866) ==2122== by 0x620C54C: DEVENUM_ICreateDevEnum_CreateClassEnumerator (createdevenum.c:532) ==2122== by 0x4954EF8: test_devenum (strmif.h:464) ==2122== by 0x4955352: func_devenum (devenum.c:139) ==2122== by 0x49561CC: run_test (test.h:584) ==2122== by 0x49565BA: main (test.h:654) ==2122== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 7

[Bug 46959] New: Notepad ++ crashes on startup
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=46959 Bug ID: 46959 Summary: Notepad ++ crashes on startup Product: Wine Version: 4.5 Hardware: x86-64 OS: Linux Status: UNCONFIRMED Severity: normal Priority: P2 Component: -unknown Assignee: wine-bugs(a)winehq.org Reporter: internet(a)ivohuisjes.nl Distribution: --- I have been running and upgrading wine from version 3.16 all the way to 4.2.x while using notepad ++ (under wine) without a problem, but ever since I upgraded to 4.3 or 4.5, notepad++ crashes on startup with a stack overflow and "fixme:heap:HeapSetInformation" My system: Linux 64 bit (arch based) Kernel 4.19 (LTS) To reproduce: - Install wine 4.2 or older - Install notepad++ - (Optional) start notepad++ (success!) - Upgrade to wine 4.5 - Start notepad++ -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

3 11

[Bug 46504] New: cmd.exe: xcopy.exe with renaming
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=46504 Bug ID: 46504 Summary: cmd.exe: xcopy.exe with renaming Product: Wine Version: 4.0-rc6 Hardware: x86-64 OS: Linux Status: UNCONFIRMED Severity: minor Priority: P2 Component: cmd Assignee: wine-bugs(a)winehq.org Reporter: jonathanbelsewir(a)yahoo.de Distribution: --- The following command does not work right: xcopy /q /y *.i root\*.htm Workaround: for %%f in (*.i) do ( copy %%f root\%%~nf.htm ) -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

3 4

[Bug 36920] New: valgrind shows several unitialized variables in dlls/ieframe/tests/ie.c (nsCSSStyleSheet::Release)
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36920 Bug ID: 36920 Summary: valgrind shows several unitialized variables in dlls/ieframe/tests/ie.c (nsCSSStyleSheet::Release) Product: Wine Version: 1.7.22 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: ieframe Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Created attachment 49033 --> https://bugs.winehq.org/attachment.cgi?id=49033 valgrind log I'll attach the full log, there are several. Here's an example one: ==13178== Conditional jump or move depends on uninitialised value(s) ==13178== at 0x101E872F: nsCSSStyleSheet::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==13178== by 0x1015FE43: PresShell::SetPrefNoScriptRule (nspresshell.cpp:1271) ==13178== by 0x1016182B: PresShell::SetPreferenceStyleRules (nspresshell.cpp:1156) ==13178== by 0x1029F7A1: nsDocument::doCreateShell (nsdocument.cpp:3442) ==13178== by 0x103634E9: nsHTMLDocument::CreateShell (nshtmldocument.cpp:313) ==13178== by 0x1014C25F: nsDocumentViewer::InitPresentationStuff (nsdocumentviewer.cpp:701) ==13178== by 0x1014C837: nsDocumentViewer::InitInternal (nsdocumentviewer.cpp:947) ==13178== by 0x1014D13C: nsDocumentViewer::Init (nsdocumentviewer.cpp:683) ==13178== by 0x109B3C6C: nsCOMPtr_base::assign_from_qi_with_error (nscomptr.cpp:65) ==13178== by 0x800EEB43: ??? ==13178== Uninitialised value was created by a client request ==13178== at 0x7BC4BF0A: mark_block_uninitialized (heap.c:209) ==13178== by 0x7BC4C075: initialize_block (heap.c:240) ==13178== by 0x7BC50981: RtlAllocateHeap (heap.c:1717) ==13178== by 0x77D819E: msvcrt_heap_alloc (heap.c:70) ==13178== by 0x77D8D63: MSVCRT_malloc (heap.c:408) ==13178== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==13178== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==13178== by 0x7584F26: init_xpcom (nsembed.c:698) ==13178== by 0x7585399: load_gecko (nsembed.c:774) ==13178== by 0x7589D01: create_nscontainer (nsembed.c:2042) ==13178== by 0x750A2F6: HTMLDocument_Create (htmldoc.c:4756) ==13178== by 0x7573F7D: ClassFactory_CreateInstance (main.c:238) ==13178== by 0x5038C6B: CoCreateInstance (unknwn.h:226) ==13178== by 0x4D63202: create_mime_object (binding.c:258) ==13178== by 0x4D635A2: create_object (binding.c:308) ==13178== by 0x4D660AB: report_data (binding.c:1077) ==13178== by 0x4D663F4: InternetProtocolSink_ReportData (binding.c:1126) ==13178== by 0x4D6B723: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==13178== by 0x4D6C274: report_data_proc (urlmon.h:3113) ==13178== by 0x4D67FCF: process_tasks (bindprot.c:57) ==13178== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 3

[Bug 36624] New: valgrind shows uninitialized memory in kernel32/tests/console.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36624 Bug ID: 36624 Summary: valgrind shows uninitialized memory in kernel32/tests/console.c Product: Wine Version: 1.7.19 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: kernel32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com An old valgrind warning that I don't for.. ==18074== Syscall param writev(vector[...]) points to uninitialised byte(s) ==18074== at 0x4E952886: writev (in /usr/lib/libc-2.18.so) ==18074== by 0x7BC7FE6F: send_request (server.c:213) ==18074== by 0x7BC80001: wine_server_call (server.c:294) ==18074== by 0x7B82E0ED: wine_server_call_err (server.h:61) ==18074== by 0x7B82F344: WriteConsoleInputW (console.c:533) ==18074== by 0x4647B58: WCUSER_GenerateMouseInputRecord (user.c:1092) ==18074== by 0x4648005: WCUSER_Proc (user.c:1160) ==18074== by 0x535C5C1: ??? (winproc.c:173) ==18074== by 0x535C736: call_window_proc (winproc.c:244) ==18074== by 0x535E8CF: WINPROC_call_window (winproc.c:900) ==18074== by 0x531FC04: DispatchMessageW (message.c:4019) ==18074== by 0x4648BDF: WCUSER_MainLoop (user.c:1387) ==18074== by 0x464BDA6: WinMain (wineconsole.c:854) ==18074== by 0x464C09F: main (exe_main.c:49) ==18074== Address 0x4d0f74e is on thread 1's stack ==18074== Uninitialised value was created by a stack allocation ==18074== at 0x4647A54: WCUSER_GenerateMouseInputRecord (user.c:1071) ==18074== from http://www.winehq.org/pipermail/wine-devel/2008-November/070539.html: the issue in fixing WCUSER_GenerateMouseInputRecord() is that we'll still get the same warning in valgrind from a partly initialized INPUT_RECORD from any caller to WriteConsoleInput (and the code in wineconsole is perfectly correct as it only assigns the fields it needs for a MouseEvent) the cleanest fix should be in WriteConsoleInput not to pass the undefined parts to wineserver (or to set them to zero) -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

2 3

[Bug 36509] New: valgrind shows a potential leak in mscoree/tests/debugging.c
by wine-bugs＠winehq.org Aug. 27, 2026

Aug. 27, 2026

https://bugs.winehq.org/show_bug.cgi?id=36509 Bug ID: 36509 Summary: valgrind shows a potential leak in mscoree/tests/debugging.c Product: Wine Version: 1.7.19 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: mscoree Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ../../../tools/runtest -q -P wine -T ../../.. -M mscoree.dll -p mscoree_test.exe.so debugging && touch debugging.ok preloader: Warning: failed to reserve range 00110000-68000000 preloader: Warning: failed to reserve range 7f000000-82000000 /bin/sh: /usr/bin/egrep: No such file or directory ==9100== Find PDB file: /tmp/valgrind_petmp9100_2afae468 is empty ==9100== Warning: Missing or un-stat-able /home/austin/.wine-valgrind/drive_c/windows/mono/mono-2.0/bin/libmono-2.0-x86.pdb fixme:mscoree:CorDebug_Initialize stub 0x4aa1808 ==9100== 52 bytes in 1 blocks are possibly lost in loss record 296 of 646 ==9100== at 0x7BC4C6DF: notify_alloc (heap.c:255) ==9100== by 0x7BC50F23: RtlAllocateHeap (heap.c:1716) ==9100== by 0x62F2004: ??? ==9100== by 0x62F4544: ??? ==9100== by 0x62F4F5D: ??? ==9100== by 0x62F9A9F: ??? ==9100== by 0x4CA2FF1: test_createDebugger (debugging.c:450) ==9100== by 0x4CA3237: func_debugging (debugging.c:488) ==9100== by 0x4CA76F6: run_test (test.h:584) ==9100== by 0x4CA7AE5: main (test.h:654) ==9100== -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.

3 10