February 2020 - Wine-Bugs - list.winehq.org

[Bug 38912] New: valgrind shows a possible leak in atl100/tests/atl.c: nsIOService_NewURI()
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=38912 Bug ID: 38912 Summary: valgrind shows a possible leak in atl100/tests/atl.c: nsIOService_NewURI() Product: Wine Version: 1.7.47 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: atl Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Distribution: Fedora ==20779== 192 bytes in 6 blocks are possibly lost in loss record 1,203 of 1,855 ==20779== at 0x7BC4B53F: notify_alloc (heap.c:254) ==20779== by 0x7BC4F7E2: RtlAllocateHeap (heap.c:1715) ==20779== by 0x52536AD: alloc_bstr (oleaut.c:162) ==20779== by 0x5253A40: SysAllocStringLen (oleaut.c:324) ==20779== by 0x669415B: pre_process_uri (uri.c:786) ==20779== by 0x66A0FFC: CreateUri (uri.c:5738) ==20779== by 0x70E667B: create_uri (persist.c:181) ==20779== by 0x70D605B: nsIOService_NewURI (nsio.c:3557) ==20779== by 0x6B4799DE: ??? ==20779== -- 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 2

[Bug 36363] New: valgrind shows a potential leak in hlink/tests/browse_ctx.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36363 Bug ID: 36363 Summary: valgrind shows a potential leak in hlink/tests/browse_ctx.c Product: Wine Version: 1.7.18 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 ==15404== 28 bytes in 1 blocks are possibly lost in loss record 172 of 615 ==15404== at 0x7BC50A9B: RtlAllocateHeap (heap.c:255) ==15404== by 0x5C01BB8: apartment_getclassobject (compobj.c:526) ==15404== by 0x5C04FC6: get_inproc_class_object (compobj.c:2894) ==15404== by 0x5C07D2F: CoGetClassObject (compobj.c:3032) ==15404== by 0x5C084B7: CoCreateInstance (compobj.c:3197) ==15404== by 0x4AA1081: HlinkCreateBrowseContext (hlink_main.c:178) ==15404== by 0x4A55492: func_browse_ctx (browse_ctx.c:47) ==15404== by 0x4A60218: run_test (test.h:584) ==15404== by 0x4A60607: main (test.h:654) ==15404== -- 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 36155] New: valgrind shows a leak whenever using a virtual desktop
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36155 Bug ID: 36155 Summary: valgrind shows a leak whenever using a virtual desktop Product: Wine Version: 1.7.17 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: programs Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==27721== 208 bytes in 1 blocks are definitely lost in loss record 445 of 645 ==27721== at 0x7BC4C735: notify_alloc (heap.c:255) ==27721== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==27721== by 0x5EF852D: query_screens (xinerama.c:128) ==27721== by 0x5EF88A5: xinerama_init (xinerama.c:196) ==27721== by 0x5EF2737: process_attach (x11drv_main.c:574) ==27721== by 0x5EF2BB4: DllMain (x11drv_main.c:693) ==27721== by 0x5F02FC6: __wine_spec_dll_entry (dll_entry.c:40) ==27721== by 0x7BC52FC0: ??? (loader.c:138) ==27721== by 0x7BC555FE: MODULE_InitDLL (loader.c:1068) ==27721== by 0x7BC5597C: process_attach (loader.c:1157) ==27721== by 0x7BC585E2: LdrLoadDll (loader.c:2129) ==27721== by 0x7B85A79A: load_library (module.c:933) ==27721== by 0x7B85A908: LoadLibraryExW (module.c:990) ==27721== by 0x7B85AA4D: LoadLibraryW (module.c:1032) ==27721== by 0x525BE16: load_desktop_driver (driver.c:76) ==27721== by 0x525BFA2: load_driver (driver.c:98) ==27721== by 0x525D283: loaderdrv_CreateDesktopWindow (driver.c:741) ==27721== by 0x52CC28B: GetDesktopWindow (win.c:2090) ==27721== by 0x55D64FE: get_display_driver (driver.c:101) ==27721== by 0x55D65B8: DRIVER_load_driver (driver.c:122) ==27721== just about every test shows this: [austin(a)localhost logs]$ grep -c DRIVER_load_driver 2014-04-27-20.29.log 503 -- 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 5

[Bug 46340] New: comctl32//tests/edit.c shows uninitialized memory use
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=46340 Bug ID: 46340 Summary: comctl32//tests/edit.c shows uninitialized memory use Product: Wine Version: 4.0-rc3 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: comctl32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com CC: bunglehead(a)gmail.com Distribution: Gentoo ../../../tools/runtest -q -P wine -T ../../.. -M comctl32.dll -p comctl32_test.exe.so edit && touch edit.ok ==28392== Syscall param writev(vector[...]) points to uninitialised byte(s) ==28392== at 0x43567D3: writev (writev.c:26) ==28392== by 0x7BC75457: send_request (server.c:228) ==28392== by 0x7BC76158: server_call_unlocked (server.c:288) ==28392== by 0x7BC761AD: wine_server_call (server.c:321) ==28392== by 0x4F60D1B: SetClipboardData (clipboard.c:904) ==28392== by 0x4A9C057: test_paste (edit.c:2919) ==28392== by 0x4A9DCBF: func_edit (edit.c:3214) ==28392== by 0x4B2BBBD: run_test (test.h:617) ==28392== by 0x4B2C5FB: main (test.h:701) ==28392== Address 0x4940bce is 30 bytes inside a recently re-allocated block of size 263 alloc'd ==28392== at 0x7BC483AD: notify_alloc (heap.c:260) ==28392== by 0x7BC4B8D1: RtlAllocateHeap (heap.c:1726) ==28392== by 0x7B4433A0: HeapAlloc (heap.c:271) ==28392== by 0x7B443603: GlobalAlloc (heap.c:389) ==28392== by 0x4A9BF57: test_paste (edit.c:2908) ==28392== by 0x4A9DCBF: func_edit (edit.c:3214) ==28392== by 0x4B2BBBD: run_test (test.h:617) ==28392== by 0x4B2C5FB: main (test.h:701) ==28392== Uninitialised value was created by a client request ==28392== at 0x7BC4831C: mark_block_uninitialized (heap.c:214) ==28392== by 0x7BC4A643: initialize_block (heap.c:245) ==28392== by 0x7BC4B8E7: RtlAllocateHeap (heap.c:1727) ==28392== by 0x7B4433A0: HeapAlloc (heap.c:271) ==28392== by 0x7B443603: GlobalAlloc (heap.c:389) ==28392== by 0x4A9BF57: test_paste (edit.c:2908) ==28392== by 0x4A9DCBF: func_edit (edit.c:3214) ==28392== by 0x4B2BBBD: run_test (test.h:617) ==28392== by 0x4B2C5FB: main (test.h:701) ==28392== -- 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 36911] New: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsCSSStyleSheet::Release)
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36911 Bug ID: 36911 Summary: valgrind shows an unitialized variable 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 ==24883== Conditional jump or move depends on uninitialised value(s) ==24883== at 0x101E872F: nsCSSStyleSheet::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==24883== by 0x102D772F: nsSyncLoadService::PushSyncStreamToListener (nssyncloadservice.cpp:385) ==24883== by 0x101C9E01: mozilla::css::Loader::LoadSheet (loader.cpp:1437) ==24883== by 0x101CAAD4: mozilla::css::Loader::LoadChildSheet (loader.cpp:2110) ==24883== by 0x101D1FBB: `anonymous namespace'::CSSParserImpl::ProcessImport (nscssparser.cpp:2087) ==24883== by 0x101D9560: `anonymous namespace'::CSSParserImpl::ParseImportRule (nscssparser.cpp:2058) ==24883== by 0x650071: ??? ==24883== Uninitialised value was created by a client request ==24883== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==24883== by 0x7BC4C641: initialize_block (heap.c:240) ==24883== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==24883== by 0x6F8176B: msvcrt_heap_alloc (heap.c:70) ==24883== by 0x6F82330: MSVCRT_malloc (heap.c:408) ==24883== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==24883== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==24883== by 0x6D3F1B3: init_xpcom (nsembed.c:698) ==24883== by 0x6D3F626: load_gecko (nsembed.c:774) ==24883== by 0x6D44013: create_nscontainer (nsembed.c:2042) ==24883== by 0x6CC4477: HTMLDocument_Create (htmldoc.c:4756) ==24883== by 0x6D2E178: ClassFactory_CreateInstance (main.c:238) ==24883== by 0x4ED90A2: CoCreateInstance (unknwn.h:226) ==24883== by 0x4E042B2: create_mime_object (binding.c:258) ==24883== by 0x4E04652: create_object (binding.c:308) ==24883== by 0x4E071E8: report_data (binding.c:1077) ==24883== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==24883== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==24883== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==24883== by 0x4E0910E: process_tasks (bindprot.c:57) ==24883== ==24883== Conditional jump or move depends on uninitialised value(s) ==24883== at 0x101E872F: nsCSSStyleSheet::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==24883== by 0x101D1FBB: `anonymous namespace'::CSSParserImpl::ProcessImport (nscssparser.cpp:2087) ==24883== by 0x101D9560: `anonymous namespace'::CSSParserImpl::ParseImportRule (nscssparser.cpp:2058) ==24883== by 0x650071: ??? ==24883== Uninitialised value was created by a client request ==24883== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==24883== by 0x7BC4C641: initialize_block (heap.c:240) ==24883== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==24883== by 0x6F8176B: msvcrt_heap_alloc (heap.c:70) ==24883== by 0x6F82330: MSVCRT_malloc (heap.c:408) ==24883== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==24883== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==24883== by 0x6D3F1B3: init_xpcom (nsembed.c:698) ==24883== by 0x6D3F626: load_gecko (nsembed.c:774) ==24883== by 0x6D44013: create_nscontainer (nsembed.c:2042) ==24883== by 0x6CC4477: HTMLDocument_Create (htmldoc.c:4756) ==24883== by 0x6D2E178: ClassFactory_CreateInstance (main.c:238) ==24883== by 0x4ED90A2: CoCreateInstance (unknwn.h:226) ==24883== by 0x4E042B2: create_mime_object (binding.c:258) ==24883== by 0x4E04652: create_object (binding.c:308) ==24883== by 0x4E071E8: report_data (binding.c:1077) ==24883== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==24883== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==24883== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==24883== by 0x4E0910E: process_tasks (bindprot.c:57) ==24883== -- 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 36248] New: valgrind shows several potential leaks in cryptui/tests/cryptui.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36248 Bug ID: 36248 Summary: valgrind shows several potential leaks in cryptui/tests/cryptui.c Product: Wine Version: 1.7.18 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: crypt32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Created attachment 48378 --> https://bugs.winehq.org/attachment.cgi?id=48378 valgrind log ==28603== 20 bytes in 1 blocks are possibly lost in loss record 109 of 617 ==28603== at 0x7BC4C735: notify_alloc (heap.c:255) ==28603== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==28603== by 0x4D539FE: CryptMemAlloc (main.c:124) ==28603== by 0x4D676D9: ContextPropertyList_SetProperty (proplist.c:132) ==28603== by 0x4D67907: ContextPropertyList_Copy (proplist.c:215) ==28603== by 0x4D2EA1E: Context_CopyProperties (context.c:130) ==28603== by 0x4D1ABDC: Cert_clone (cert.c:139) ==28603== by 0x4D736E0: MemStore_addContext (store.c:151) ==28603== by 0x4D73AB1: MemStore_addCert (store.c:243) ==28603== by 0x4D1B189: add_cert_to_store (cert.c:263) ==28603== by 0x4D1B2EF: CertAddCertificateContextToStore (cert.c:287) ==28603== by 0x4D6C405: CRYPT_RegReadSerializedFromReg (regstore.c:138) ==28603== by 0x4D6C535: CRYPT_RegReadFromReg (regstore.c:175) ==28603== by 0x4D6D57F: CRYPT_RegOpenStore (regstore.c:557) ==28603== by 0x4D74877: CRYPT_SysRegOpenStoreW (store.c:511) ==28603== by 0x4D75B5B: CertOpenStore (store.c:907) ==28603== by 0x4D74B57: CRYPT_SysOpenStoreW (store.c:585) ==28603== by 0x4D75B5B: CertOpenStore (store.c:907) ==28603== by 0x49555B5: test_crypt_ui_wiz_import (cryptui.c:402) ==28603== by 0x4956625: func_cryptui (cryptui.c:660) ==28603== ==28603== 20 bytes in 1 blocks are possibly lost in loss record 110 of 617 ==28603== at 0x7BC4C735: notify_alloc (heap.c:255) ==28603== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==28603== by 0x4D539FE: CryptMemAlloc (main.c:124) ==28603== by 0x4D2E117: CertAddStoreToCollection (collectionstore.c:519) ==28603== by 0x4D74C65: CRYPT_SysOpenStoreW (store.c:608) ==28603== by 0x4D75B5B: CertOpenStore (store.c:907) ==28603== by 0x49555B5: test_crypt_ui_wiz_import (cryptui.c:402) ==28603== by 0x4956625: func_cryptui (cryptui.c:660) ==28603== by 0x495742C: run_test (test.h:584) ==28603== by 0x495781A: main (test.h:654) ==28603== ==28746== 20 bytes in 1 blocks are possibly lost in loss record 119 of 736 ==28746== at 0x7BC4C735: notify_alloc (heap.c:255) ==28746== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==28746== by 0x4D639FE: CryptMemAlloc (main.c:124) ==28746== by 0x4D3E117: CertAddStoreToCollection (collectionstore.c:519) ==28746== by 0x4D84C65: CRYPT_SysOpenStoreW (store.c:608) ==28746== by 0x4D85B5B: CertOpenStore (store.c:907) ==28746== by 0x5889197: ??? ==28746== by 0x58891EA: ??? ==28746== by 0x588AEEA: ??? ==28746== by 0x588BAAD: ??? ==28746== by 0x4955536: test_crypt_ui_wiz_import (cryptui.c:397) ==28746== by 0x4956625: func_cryptui (cryptui.c:660) ==28746== by 0x495742C: run_test (test.h:584) ==28746== by 0x495781A: main (test.h:654) ==28746== etc. -- 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 46687] New: Since 4.0, Screen resolution 1366x768 is unavailable in games
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=46687 Bug ID: 46687 Summary: Since 4.0, Screen resolution 1366x768 is unavailable in games Product: Wine Version: 4.0 Hardware: x86-64 OS: Linux Status: UNCONFIRMED Severity: normal Priority: P2 Component: -unknown Assignee: wine-bugs(a)winehq.org Reporter: cmercer32768(a)gmail.com Distribution: --- Since Wine 4.0, The screen resolution 1366x768 is unavailable in "NieR:Automata" (DXVK 0.96). I checked the other games I have, which this also affected, "Tales of Berseria" (WineD3D), "Star Wars: The Old Republic" (WineD3D), Final Fantasy 14 (DXVK 0.96) This last worked in Wine 3.21 This effects windowed and fullscreen options. Here's a link to my system specs https://gist.github.com/Niroc/ab1f133f7e79e9e0d7932670b5f6cdc5 let me know if you need anything else. -- 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 8

[Bug 46347] New: ole32/tests/ clipboard.c shows an invalid read in test_flushed_getdata()
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=46347 Bug ID: 46347 Summary: ole32/tests/clipboard.c shows an invalid read in test_flushed_getdata() Product: Wine Version: 4.0-rc3 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: ole32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Distribution: Gentoo ../../../tools/runtest -q -P wine -T ../../.. -M ole32.dll -p ole32_test.exe.so clipboard && touch clipboard.ok ==17967== Invalid read of size 2 ==17967== at 0x7B443E1B: GlobalFree (heap.c:762) ==17967== by 0x4E5DCE3: get_stgmed_for_storage (clipboard.c:1303) ==17967== by 0x4E5E2DB: snapshot_GetData (clipboard.c:1467) ==17967== by 0x4A8132D: IDataObject_GetData (objidl.h:6604) ==17967== by 0x4A8132D: test_flushed_getdata (???:0) ==17967== by 0x4A83A71: func_clipboard (clipboard.c:1875) ==17967== by 0x4AD412F: run_test (test.h:617) ==17967== by 0x4AD4B6D: main (test.h:701) ==17967== Address 0x492ac78 is 280 bytes inside a block of size 306 free'd ==17967== at 0x7BC48418: notify_free (heap.c:268) ==17967== by 0x7BC4AFB7: RtlFreeHeap (heap.c:1772) ==17967== by 0x7B4433BC: HeapFree (heap.c:276) ==17967== by 0x7B455BEC: load_library (module.c:985) ==17967== by 0x7B455C94: LoadLibraryExW (module.c:1035) ==17967== by 0x51B4AE5: RegLoadMUIStringW (registry.c:3243) ==17967== by 0x7B475895: reg_load_mui_string (time.c:383) ==17967== by 0x7B4771D1: GetDynamicTimeZoneInformation (time.c:1475) ==17967== by 0x7B4776D5: TIMEZONE_InitRegistry (time.c:827) ==17967== by 0x7B44526D: process_attach (kernel_main.c:92) ==17967== by 0x7B445371: DllMain (kernel_main.c:142) ==17967== by 0x7B47F372: __wine_spec_dll_entry (dll_entry.c:40) ==17967== by 0x7BC4CFB1: ??? (in /home/austin/wine-valgrind/dlls/ntdll/ntdll.dll.so) ==17967== by 0x7BC5074B: MODULE_InitDLL (loader.c:1218) ==17967== by 0x7BC50A3E: process_attach (loader.c:1312) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC532E9: attach_dlls (loader.c:3298) ==17967== Block was alloc'd at ==17967== at 0x7BC483AD: notify_alloc (heap.c:260) ==17967== by 0x7BC4B8D1: RtlAllocateHeap (heap.c:1726) ==17967== by 0x7B443394: HeapAlloc (heap.c:271) ==17967== by 0x7B4558B6: MODULE_get_dll_load_path (module.c:759) ==17967== by 0x7B455AC9: load_library (module.c:951) ==17967== by 0x7B455C94: LoadLibraryExW (module.c:1035) ==17967== by 0x51B4AE5: RegLoadMUIStringW (registry.c:3243) ==17967== by 0x7B475895: reg_load_mui_string (time.c:383) ==17967== by 0x7B4771D1: GetDynamicTimeZoneInformation (time.c:1475) ==17967== by 0x7B4776D5: TIMEZONE_InitRegistry (time.c:827) ==17967== by 0x7B44526D: process_attach (kernel_main.c:92) ==17967== by 0x7B445371: DllMain (kernel_main.c:142) ==17967== by 0x7B47F372: __wine_spec_dll_entry (dll_entry.c:40) ==17967== by 0x7BC4CFB1: ??? (in /home/austin/wine-valgrind/dlls/ntdll/ntdll.dll.so) ==17967== by 0x7BC5074B: MODULE_InitDLL (loader.c:1218) ==17967== by 0x7BC50A3E: process_attach (loader.c:1312) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) ==17967== by 0x7BC50977: process_attach (loader.c:1298) -- 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 2

[Bug 38673] New: valgrind shows uninitialized memory in dlls/kernel32/sync.c:ConnectNamedPipe()
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

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, -- 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.

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[Bug 36905] New: valgrind shows a few unitialized variables in dlls/ieframe/tests/ie.c (nsGlobalWindow::Release)
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36905 Bug ID: 36905 Summary: valgrind shows a few unitialized variables in dlls/ieframe/tests/ie.c (nsGlobalWindow::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 This one shows up a few times in different ways, not sure if they're the same or not. I'm listing all nsGlobalWindow::Release issues in dlls/ieframe/ie.c here, if it turns out to be multiple issues, we can split it. First, I see: ==23512== Conditional jump or move depends on uninitialised value(s) ==23512== at 0x10403D2B: nsGlobalWindow::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==23512== Uninitialised value was created by a client request ==23512== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==23512== by 0x7BC4C641: initialize_block (heap.c:240) ==23512== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==23512== by 0x781A76B: msvcrt_heap_alloc (heap.c:70) ==23512== by 0x781B330: MSVCRT_malloc (heap.c:408) ==23512== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==23512== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==23512== by 0x75D81B3: init_xpcom (nsembed.c:698) ==23512== by 0x75D8626: load_gecko (nsembed.c:774) ==23512== by 0x75DD013: create_nscontainer (nsembed.c:2042) ==23512== by 0x755D477: HTMLDocument_Create (htmldoc.c:4756) ==23512== by 0x75C7178: ClassFactory_CreateInstance (main.c:238) ==23512== by 0x4EE10A2: CoCreateInstance (unknwn.h:226) ==23512== by 0x4E042B2: create_mime_object (binding.c:258) ==23512== by 0x4E04652: create_object (binding.c:308) ==23512== by 0x4E071E8: report_data (binding.c:1077) ==23512== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==23512== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==23512== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==23512== by 0x4E0910E: process_tasks (bindprot.c:57) ==23512== which doesn't help much. I also get: ==23512== Conditional jump or move depends on uninitialised value(s) ==23512== at 0x10403D74: nsGlobalWindow::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==23512== by 0x10666AEF: nsWebBrowser::Create (nswebbrowser.cpp:1206) ==23512== by 0x75DCC14: init_nscontainer (nsiface.h:61338) ==23512== by 0x75DD0B1: create_nscontainer (nsembed.c:2060) ==23512== by 0x755D477: HTMLDocument_Create (htmldoc.c:4756) ==23512== by 0x75C7178: ClassFactory_CreateInstance (main.c:238) ==23512== by 0x4EE10A2: CoCreateInstance (unknwn.h:226) ==23512== by 0x4E042B2: create_mime_object (binding.c:258) ==23512== by 0x4E04652: create_object (binding.c:308) ==23512== by 0x4E071E8: report_data (binding.c:1077) ==23512== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==23512== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==23512== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==23512== by 0x4E0910E: process_tasks (bindprot.c:57) ==23512== by 0x4E0915C: notif_wnd_proc (bindprot.c:68) ==23512== by 0x53636FD: ??? (winproc.c:173) ==23512== by 0x5363872: call_window_proc (winproc.c:244) ==23512== by 0x5365A0B: WINPROC_call_window (winproc.c:900) ==23512== by 0x5326C44: DispatchMessageW (message.c:4022) ==23512== by 0x4D8FF36: IEWinMain (iexplore.c:1061) ==23512== Uninitialised value was created by a client request ==23512== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==23512== by 0x7BC4C641: initialize_block (heap.c:240) ==23512== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==23512== by 0x781A76B: msvcrt_heap_alloc (heap.c:70) ==23512== by 0x781B330: MSVCRT_malloc (heap.c:408) ==23512== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==23512== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==23512== by 0x75D81B3: init_xpcom (nsembed.c:698) ==23512== by 0x75D8626: load_gecko (nsembed.c:774) ==23512== by 0x75DD013: create_nscontainer (nsembed.c:2042) ==23512== by 0x755D477: HTMLDocument_Create (htmldoc.c:4756) ==23512== by 0x75C7178: ClassFactory_CreateInstance (main.c:238) ==23512== by 0x4EE10A2: CoCreateInstance (unknwn.h:226) ==23512== by 0x4E042B2: create_mime_object (binding.c:258) ==23512== by 0x4E04652: create_object (binding.c:308) ==23512== by 0x4E071E8: report_data (binding.c:1077) ==23512== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==23512== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==23512== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==23512== by 0x4E0910E: process_tasks (bindprot.c:57) ==23512== -- 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.

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