June 2018 - Wine-Bugs - list.winehq.org

[Bug 36908] New: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsWindowRoot::Release)
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36908 Bug ID: 36908 Summary: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsWindowRoot::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 ==24504== Conditional jump or move depends on uninitialised value(s) ==24504== at 0x10433214: nsWindowRoot::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==24504== Uninitialised value was created by a client request ==24504== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==24504== by 0x7BC4C641: initialize_block (heap.c:240) ==24504== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==24504== by 0x6F9176B: msvcrt_heap_alloc (heap.c:70) ==24504== by 0x6F92330: MSVCRT_malloc (heap.c:408) ==24504== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==24504== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==24504== by 0x6D4F1B3: init_xpcom (nsembed.c:698) ==24504== by 0x6D4F626: load_gecko (nsembed.c:774) ==24504== by 0x6D54013: create_nscontainer (nsembed.c:2042) ==24504== by 0x6CD4477: HTMLDocument_Create (htmldoc.c:4756) ==24504== by 0x6D3E178: ClassFactory_CreateInstance (main.c:238) ==24504== by 0x4EE10A2: CoCreateInstance (unknwn.h:226) ==24504== by 0x4E042B2: create_mime_object (binding.c:258) ==24504== by 0x4E04652: create_object (binding.c:308) ==24504== by 0x4E071E8: report_data (binding.c:1077) ==24504== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==24504== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==24504== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==24504== by 0x4E0910E: process_tasks (bindprot.c:57) ==24504== ==24504== Conditional jump or move depends on uninitialised value(s) ==24504== at 0x10433257: nsWindowRoot::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==24504== by 0x10418F9F: nsGlobalWindow::SetNewDocument (nsglobalwindow.cpp:2231) ==24504== by 0x1014C7FB: nsDocumentViewer::InitInternal (nsdocumentviewer.cpp:937) ==24504== by 0x1014D13C: nsDocumentViewer::Init (nsdocumentviewer.cpp:683) ==24504== by 0x109B3C6C: nsCOMPtr_base::assign_from_qi_with_error (nscomptr.cpp:65) ==24504== by 0x800EEB43: ??? ==24504== Uninitialised value was created by a client request ==24504== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==24504== by 0x7BC4C641: initialize_block (heap.c:240) ==24504== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==24504== by 0x6F9176B: msvcrt_heap_alloc (heap.c:70) ==24504== by 0x6F92330: MSVCRT_malloc (heap.c:408) ==24504== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==24504== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==24504== by 0x6D4F1B3: init_xpcom (nsembed.c:698) ==24504== by 0x6D4F626: load_gecko (nsembed.c:774) ==24504== by 0x6D54013: create_nscontainer (nsembed.c:2042) ==24504== by 0x6CD4477: HTMLDocument_Create (htmldoc.c:4756) ==24504== by 0x6D3E178: ClassFactory_CreateInstance (main.c:238) ==24504== by 0x4EE10A2: CoCreateInstance (unknwn.h:226) ==24504== by 0x4E042B2: create_mime_object (binding.c:258) ==24504== by 0x4E04652: create_object (binding.c:308) ==24504== by 0x4E071E8: report_data (binding.c:1077) ==24504== by 0x4E07531: InternetProtocolSink_ReportData (binding.c:1126) ==24504== by 0x4E0C8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==24504== by 0x4E0D441: report_data_proc (urlmon.h:3113) ==24504== by 0x4E0910E: process_tasks (bindprot.c:57) ==24504== -- 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 36398] New: valgrind shows an invalid read in comctl32/tests/toolbar.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36398 Bug ID: 36398 Summary: valgrind shows an invalid read in comctl32/tests/toolbar.c Product: Wine Version: 1.7.18 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: comctl32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==18993== Invalid read of size 2 ==18993== at 0x7BC55D60: RtlImageNtHeader (loader.c:2742) ==18993== by 0x7BC55EB9: RtlImageDirectoryEntryToData (loader.c:2916) ==18993== by 0x7BC6FBC4: find_entry (resource.c:189) ==18993== by 0x7BC70270: LdrFindResource_U (resource.c:303) ==18993== by 0x7B86DB6F: find_resourceW (resource.c:139) ==18993== by 0x7B86F7FD: FindResourceExW (resource.c:183) ==18993== by 0x7B86F8ED: FindResourceW (resource.c:192) ==18993== by 0x51A10FB: TOOLBAR_AddStringW (toolbar.c:2922) ==18993== by 0x51A8403: ToolbarWindowProc (toolbar.c:2993) ==18993== by 0x54CC579: ??? (in /home/austin/wine-valgrind-known/dlls/user32/user32.dll.so) ==18993== by 0x54CCCB5: call_window_proc (winproc.c:244) ==18993== by 0x54CE525: WINPROC_CallProcAtoW (winproc.c:504) ==18993== by 0x54CF3F2: WINPROC_call_window (winproc.c:911) ==18993== by 0x548DF3C: call_window_proc (message.c:2223) ==18993== by 0x5495685: send_message (message.c:3260) ==18993== by 0x5497BB0: SendMessageA (message.c:3476) ==18993== by 0x4FB7E62: test_add_string (toolbar.c:537) ==18993== by 0x4FBE480: func_toolbar (toolbar.c:1955) ==18993== by 0x4F4284B: main (test.h:584) ==18993== Address 0xdeadbeee is on thread 1's stack ==18993== -- 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 36219] New: valgrind shows some definite leaks in dlls/jscript/tests/run.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36219 Bug ID: 36219 Summary: valgrind shows some definite leaks in dlls/jscript/tests/run.c Product: Wine Version: 1.7.17 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: jscript Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Created attachment 48354 --> https://bugs.winehq.org/attachment.cgi?id=48354 valgrind log Unfortunately, not getting very good stack traces, even with -O0 and an unstripped gecko build: ==27187== 32 bytes in 1 blocks are definitely lost in loss record 4,576 of 15,293 ==27187== at 0x7BC4C6B7: notify_alloc (heap.c:255) ==27187== by 0x7BC50EFB: RtlAllocateHeap (heap.c:1716) ==27187== by 0x69C350F: ??? ==27187== by 0x69C4488: ??? ==27187== by 0x69C7127: ??? ==27187== by 0x69C7912: ??? ==27187== by 0x69C5F2E: ??? ==27187== by 0x69C7D84: ??? ==27187== by 0x69C80C5: ??? ==27187== by 0x69C85F8: ??? ==27187== by 0x69E8695: ??? ==27187== by 0x4E5D234: parse_script (activscp.h:1290) ==27187== by 0x4E5F086: run_from_res (run.c:1814) ==27187== by 0x4E60FA5: run_tests (run.c:2162) ==27187== by 0x4E61EFD: func_run (run.c:2415) ==27187== by 0x4E62D5F: run_test (test.h:584) ==27187== by 0x4E6314E: main (test.h:654) ==27187== Also some possible leaks ==9457== 16 bytes in 1 blocks are possibly lost in loss record 1,052 of 15,293 ==9457== at 0x7BC4C6B7: notify_alloc (heap.c:255) ==9457== by 0x7BC50EFB: RtlAllocateHeap (heap.c:1716) ==9457== by 0x4FE80B4: alloc_bstr (oleaut.c:162) ==9457== by 0x4FE844A: SysAllocStringLen (oleaut.c:324) ==9457== by 0x4FE8161: SysAllocString (oleaut.c:232) ==9457== by 0x69C3E31: ??? ==9457== by 0x69C4139: ??? ==9457== by 0x69C6041: ??? ==9457== by 0x69C6088: ??? ==9457== by 0x69C7957: ??? ==9457== by 0x69C5F2E: ??? ==9457== by 0x69C7D84: ??? ==9457== by 0x69C80C5: ??? ==9457== by 0x69C85F8: ??? ==9457== by 0x69E8695: ??? ==9457== by 0x4E5D234: parse_script (activscp.h:1290) ==9457== by 0x4E5EAA4: parse_script_af (run.c:1692) ==9457== by 0x4E5EB0C: parse_script_a (run.c:1699) ==9457== by 0x4E607D3: run_tests (run.c:2070) ==9457== by 0x4E61EFD: func_run (run.c:2415) -- 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 26108] New: ole32/defaulthandlers tests shows a valgrind warning
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

http://bugs.winehq.org/show_bug.cgi?id=26108 Summary: ole32/defaulthandlers tests shows a valgrind warning Product: Wine Version: 1.3.13 Platform: x86 OS/Version: Linux Status: NEW Keywords: download, source, testcase Severity: minor Priority: P2 Component: ole32 AssignedTo: wine-bugs(a)winehq.org ReportedBy: austinenglish(a)gmail.com Conditional jump or move depends on uninitialised value(s) at StorageImpl_CreateDirEntry (storage32.c:1251) by StorageBaseImpl_CreateDirEntry (storage32.h:272) by StorageBaseImpl_CreateStream (storage32.c:985) by init_ole_stream (defaulthandler.c:1619) by DefaultHandler_IPersistStorage_InitNew (defaulthandler.c:1685) by test_olestream (defaulthandler.c:81) by func_defaulthandler (defaulthandler.c:107) by run_test (test.h:556) by main (test.h:624) Uninitialised value was created by a client request at mark_block_uninitialized (heap.c:208) by initialize_block (heap.c:239) by RtlReAllocateHeap (heap.c:1897) by HeapReAlloc (heap.c:277) by GlobalReAlloc (heap.c:676) by HGLOBALLockBytesImpl_SetSize (memlockbytes.c:518) by StorageImpl_Construct (storage32.c:2740) by Storage_Construct (storage32.c:5131) by StgCreateDocfileOnILockBytes (storage32.c:7709) by create_storage (defaulthandler.c:41) by test_olestream (defaulthandler.c:69) by func_defaulthandler (defaulthandler.c:107) by run_test (test.h:556) by main (test.h:624) -- Configure bugmail: http://bugs.winehq.org/userprefs.cgi?tab=email 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 36918] New: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsXBLDocumentInfo::Release)
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36918 Bug ID: 36918 Summary: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsXBLDocumentInfo::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 ==12795== Conditional jump or move depends on uninitialised value(s) ==12795== at 0x101E4038: nsXBLDocumentInfo::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==12795== Uninitialised value was created by a client request ==12795== at 0x7BC4BF0A: mark_block_uninitialized (heap.c:209) ==12795== by 0x7BC4C075: initialize_block (heap.c:240) ==12795== by 0x7BC50981: RtlAllocateHeap (heap.c:1717) ==12795== by 0x77D819E: msvcrt_heap_alloc (heap.c:70) ==12795== by 0x77D8D63: MSVCRT_malloc (heap.c:408) ==12795== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==12795== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==12795== by 0x7584F26: init_xpcom (nsembed.c:698) ==12795== by 0x7585399: load_gecko (nsembed.c:774) ==12795== by 0x7589D01: create_nscontainer (nsembed.c:2042) ==12795== by 0x750A2F6: HTMLDocument_Create (htmldoc.c:4756) ==12795== by 0x7573F7D: ClassFactory_CreateInstance (main.c:238) ==12795== by 0x5038C6B: CoCreateInstance (unknwn.h:226) ==12795== by 0x4D63202: create_mime_object (binding.c:258) ==12795== by 0x4D635A2: create_object (binding.c:308) ==12795== by 0x4D660AB: report_data (binding.c:1077) ==12795== by 0x4D663F4: InternetProtocolSink_ReportData (binding.c:1126) ==12795== by 0x4D6B723: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==12795== by 0x4D6C274: report_data_proc (urlmon.h:3113) ==12795== by 0x4D67FCF: process_tasks (bindprot.c:57) ==12795== ==12795== Conditional jump or move depends on uninitialised value(s) ==12795== at 0x101E407B: nsXBLDocumentInfo::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==12795== Uninitialised value was created by a client request ==12795== at 0x7BC4BF0A: mark_block_uninitialized (heap.c:209) ==12795== by 0x7BC4C075: initialize_block (heap.c:240) ==12795== by 0x7BC50981: RtlAllocateHeap (heap.c:1717) ==12795== by 0x77D819E: msvcrt_heap_alloc (heap.c:70) ==12795== by 0x77D8D63: MSVCRT_malloc (heap.c:408) ==12795== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==12795== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==12795== by 0x7584F26: init_xpcom (nsembed.c:698) ==12795== by 0x7585399: load_gecko (nsembed.c:774) ==12795== by 0x7589D01: create_nscontainer (nsembed.c:2042) ==12795== by 0x750A2F6: HTMLDocument_Create (htmldoc.c:4756) ==12795== by 0x7573F7D: ClassFactory_CreateInstance (main.c:238) ==12795== by 0x5038C6B: CoCreateInstance (unknwn.h:226) ==12795== by 0x4D63202: create_mime_object (binding.c:258) ==12795== by 0x4D635A2: create_object (binding.c:308) ==12795== by 0x4D660AB: report_data (binding.c:1077) ==12795== by 0x4D663F4: InternetProtocolSink_ReportData (binding.c:1126) ==12795== by 0x4D6B723: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==12795== by 0x4D6C274: report_data_proc (urlmon.h:3113) ==12795== by 0x4D67FCF: process_tasks (bindprot.c:57) ==12795== -- 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 36094] New: advapi32/security test uses an unitialized variable in test_CreateDirectoryA
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36094 Bug ID: 36094 Summary: advapi32/security test uses an unitialized variable in test_CreateDirectoryA Product: Wine Version: 1.3.13 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: minor Priority: P2 Component: advapi32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==7325== Syscall param writev(vector[...]) points to uninitialised byte(s) ==7325== at 0x4E9528CC: writev (in /usr/lib/libc-2.18.so) ==7325== by 0x7BC7FDBF: send_request (server.c:213) ==7325== by 0x7BC7FF51: wine_server_call (server.c:294) ==7325== by 0x7BC44D67: FILE_CreateFile (file.c:185) ==7325== by 0x7BC44FB8: NtCreateFile (file.c:279) ==7325== by 0x7B860841: CreateDirectoryW (path.c:1531) ==7325== by 0x7B8608F0: CreateDirectoryA (path.c:1555) ==7325== by 0x497D484: test_CreateDirectoryA (security.c:3085) ==7325== by 0x498A469: func_security (security.c:5423) ==7325== by 0x4999ED4: run_test (test.h:584) ==7325== by 0x499A2C3: main (test.h:654) ==7325== Address 0x472dcf8 is 88 bytes inside a block of size 120 alloc'd ==7325== at 0x7BC4C735: notify_alloc (heap.c:255) ==7325== by 0x7BC50F79: RtlAllocateHeap (heap.c:1716) ==7325== by 0x7BC884F6: NTDLL_create_struct_sd (sync.c:118) ==7325== by 0x7BC44C62: FILE_CreateFile (file.c:167) ==7325== by 0x7BC44FB8: NtCreateFile (file.c:279) ==7325== by 0x7B860841: CreateDirectoryW (path.c:1531) ==7325== by 0x7B8608F0: CreateDirectoryA (path.c:1555) ==7325== by 0x497D484: test_CreateDirectoryA (security.c:3085) ==7325== by 0x498A469: func_security (security.c:5423) ==7325== by 0x4999ED4: run_test (test.h:584) ==7325== by 0x499A2C3: main (test.h:654) ==7325== Uninitialised value was created by a client request ==7325== at 0x7BC4C52C: mark_block_uninitialized (heap.c:209) ==7325== by 0x7BC4C697: initialize_block (heap.c:240) ==7325== by 0x7BC50FA3: RtlAllocateHeap (heap.c:1717) ==7325== by 0x497D2A5: test_CreateDirectoryA (security.c:3067) ==7325== by 0x498A469: func_security (security.c:5423) ==7325== by 0x4999ED4: run_test (test.h:584) ==7325== by 0x499A2C3: main (test.h:654) ==7325== -- 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 7

[Bug 38729] New: valgrind shows a possible leak in dlls/user32/clipboard.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=38729 Bug ID: 38729 Summary: valgrind shows a possible leak in dlls/user32/clipboard.c Product: Wine Version: 1.7.44 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: user32 Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Distribution: Fedora ==4874== 8 bytes in 1 blocks are possibly lost in loss record 54 of 650 ==4874== at 0x7BC4A9F1: notify_alloc (heap.c:254) ==4874== by 0x7BC4EC94: RtlAllocateHeap (heap.c:1715) ==4874== by 0x7B84351C: HeapAlloc (heap.c:271) ==4874== by 0x7B84379C: GlobalAlloc (heap.c:377) ==4874== by 0x47A4B47: create_text (clipboard.c:222) ==4874== by 0x47A5921: clipboard_thread (clipboard.c:411) ==4874== by 0x7BC81BB7: ??? (signal_i386.c:2682) ==4874== by 0x7BC81BFE: call_thread_func (signal_i386.c:2741) ==4874== by 0x7BC81B95: ??? (signal_i386.c:2682) ==4874== by 0x7BC88D78: start_thread (thread.c:443) ==4874== by 0x4F88F37F: start_thread (in /usr/lib/libpthread-2.21.so) ==4874== by 0x4F7ABD4D: clone (in /usr/lib/libc-2.21.so) ==4874== -- 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 38457] New: valgrind shows a definite leak in programs/reg/tests/reg.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=38457 Bug ID: 38457 Summary: valgrind shows a definite leak in programs/reg/tests/reg.c Product: Wine Version: 1.7.41 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase, valgrind Severity: normal Priority: P2 Component: wshom.ocx Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com Distribution: Debian ==18558== 8 bytes in 1 blocks are definitely lost in loss record 8 of 243 ==18558== at 0x7BC49E0E: notify_alloc (heap.c:254) ==18558== by 0x7BC4E044: RtlAllocateHeap (heap.c:1715) ==18558== by 0x41FE223: reg_delete (reg.c:368) ==18558== by 0x41FE7EE: wmain (reg.c:505) ==18558== by 0x41FEB46: __wine_spec_exe_wentry (exe_wentry.c:36) ==18558== by 0x7B85F093: ??? (process.c:1052) ==18558== by 0x7B85F1D5: start_process (process.c:1104) ==18558== by 0x7BC8023F: ??? (signal_i386.c:2682) ==18558== by 0x7BC80286: call_thread_func (signal_i386.c:2741) ==18558== by 0x7BC8021D: ??? (signal_i386.c:2682) ==18558== by 0x7BC56915: start_process (loader.c:2868) ==18558== by 0x403DDAC: ??? (port.c:60) ==18558== -- 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 36196] New: valgrind shows some possible leaks in mmdevapi/tests/propstore.c
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36196 Bug ID: 36196 Summary: valgrind shows some possible leaks in mmdevapi/tests/propstore.c Product: Wine Version: 1.7.17 Hardware: x86 OS: Linux Status: NEW Keywords: download, source, testcase Severity: normal Priority: P2 Component: mmdevapi Assignee: wine-bugs(a)winehq.org Reporter: austinenglish(a)gmail.com ==12387== 28 bytes in 1 blocks are possibly lost in loss record 92 of 461 ==12387== at 0x7BC4C6B7: notify_alloc (heap.c:255) ==12387== by 0x7BC50EFB: RtlAllocateHeap (heap.c:1716) ==12387== by 0x4FC483E: COMPOBJ_DllList_Add (compobj.c:526) ==12387== by 0x4FC6B7A: apartment_getclassobject (compobj.c:1335) ==12387== by 0x4FCA2C4: get_inproc_class_object (compobj.c:2894) ==12387== by 0x4FCA783: CoGetClassObject (compobj.c:3032) ==12387== by 0x4FCAD45: CoCreateInstance (compobj.c:3197) ==12387== by 0x4E6D893: func_propstore (propstore.c:120) ==12387== by 0x4E80EAF: run_test (test.h:584) ==12387== by 0x4E8129E: main (test.h:654) ==12387== { -- 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 36902] New: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsLayoutStatics::Initialize)
by wine-bugs＠winehq.org Aug. 28, 2026

Aug. 28, 2026

https://bugs.winehq.org/show_bug.cgi?id=36902 Bug ID: 36902 Summary: valgrind shows an unitialized variable in dlls/ieframe/tests/ie.c (nsLayoutStatics::Initialize) 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 ==1236== Conditional jump or move depends on uninitialised value(s) ==1236== at 0x1040032C: nsFocusManager::Release (in /home/austin/.wine/drive_c/windows/system32/gecko/2.24/wine_gecko/xul.dll) ==1236== by 0x100DC893: nsPrefBranch::AddObserver (nsprefbranch.cpp:641) ==1236== by 0x100D8578: mozilla::Preferences::AddWeakObserver (preferences.cpp:1411) ==1236== by 0x10117D70: nsLayoutStatics::Initialize (nslayoutstatics.cpp:244) ==1236== by 0x109DA397: nsComponentManagerImpl::CreateInstanceByContractID (nscomponentmanager.cpp:1089) ==1236== by 0x109DA807: nsComponentManagerImpl::GetServiceByContractID (nscomponentmanager.cpp:1449) ==1236== by 0x109B458A: CallGetService (nscomponentmanagerutils.cpp:62) ==1236== by 0x109B977E: NS_InitXPCOM2 (nsxpcominit.cpp:489) ==1236== by 0x75E81B3: init_xpcom (nsembed.c:698) ==1236== by 0x75E8626: load_gecko (nsembed.c:774) ==1236== by 0x75ED013: create_nscontainer (nsembed.c:2042) ==1236== by 0x756D477: HTMLDocument_Create (htmldoc.c:4756) ==1236== by 0x75D7178: ClassFactory_CreateInstance (main.c:238) ==1236== by 0x4EEE0A2: CoCreateInstance (unknwn.h:226) ==1236== by 0x4E152B2: create_mime_object (binding.c:258) ==1236== by 0x4E15652: create_object (binding.c:308) ==1236== by 0x4E181E8: report_data (binding.c:1077) ==1236== by 0x4E18531: InternetProtocolSink_ReportData (binding.c:1126) ==1236== by 0x4E1D8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==1236== by 0x4E1E441: report_data_proc (urlmon.h:3113) ==1236== Uninitialised value was created by a client request ==1236== at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209) ==1236== by 0x7BC4C641: initialize_block (heap.c:240) ==1236== by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717) ==1236== by 0x782A76B: msvcrt_heap_alloc (heap.c:70) ==1236== by 0x782B330: MSVCRT_malloc (heap.c:408) ==1236== by 0x80C71095: moz_xmalloc (mozalloc.cpp:54) ==1236== by 0x109B96F7: NS_InitXPCOM2 (nsxpcominit.cpp:464) ==1236== by 0x75E81B3: init_xpcom (nsembed.c:698) ==1236== by 0x75E8626: load_gecko (nsembed.c:774) ==1236== by 0x75ED013: create_nscontainer (nsembed.c:2042) ==1236== by 0x756D477: HTMLDocument_Create (htmldoc.c:4756) ==1236== by 0x75D7178: ClassFactory_CreateInstance (main.c:238) ==1236== by 0x4EEE0A2: CoCreateInstance (unknwn.h:226) ==1236== by 0x4E152B2: create_mime_object (binding.c:258) ==1236== by 0x4E15652: create_object (binding.c:308) ==1236== by 0x4E181E8: report_data (binding.c:1077) ==1236== by 0x4E18531: InternetProtocolSink_ReportData (binding.c:1126) ==1236== by 0x4E1D8F0: ProtocolSinkHandler_ReportData (urlmon.h:3113) ==1236== by 0x4E1E441: report_data_proc (urlmon.h:3113) ==1236== by 0x4E1A10E: process_tasks (bindprot.c:57) ==1236== I see several variations of this pattern, here's the exact suppression I'm using for this issue: { <insert_a_suppression_name_here> Memcheck:Cond fun:nsFocusManager::Release ... fun:nsLayoutStatics::Initialize fun:nsComponentManagerImpl::CreateInstanceByContractID fun:nsComponentManagerImpl::GetServiceByContractID fun:CallGetService fun:NS_InitXPCOM2 fun:init_xpcom fun:load_gecko fun:create_nscontainer fun:HTMLDocument_Create fun:ClassFactory_CreateInstance fun:CoCreateInstance fun:create_mime_object fun:create_object fun:report_data fun:InternetProtocolSink_ReportData fun:ProtocolSinkHandler_ReportData ... } -- 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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