Details
Description
reactos-bootcd-0.4.15-dev-8021-g7ce96fd-x86-gcc-lin-dbg
- Open Regedit
- Select "My Computer"
- Right click on the "Name" column header, New, Key
- Crash due to Unhandled exception
Unhandled exception
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ExceptionCode: c0000005
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Faulting Address: 00000000 |
CS:EIP 1b:4157aa
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DS 23 ES 23 FS 3b GS 0 |
EAX: 00000000 EBX: 00008011 ECX: 00000007 |
EDX: 00000001 EBP: 0022ed68 ESI: 00008011 ESP: 0022eb20 |
EDI: 0002016e EFLAGS: 00010246 Address: |
* <regedit.exe:157aa (base/applications/regedit/treeview.c:597 (CreateNewKey))> (C:\ReactOS\regedit.exe@400000) |
Frames:
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* <regedit.exe:bb00 (base/applications/regedit/framewnd.c:1286 (_CmdWndProc))> (C:\ReactOS\regedit.exe@400000) |
* <regedit.exe:c303 (base/applications/regedit/framewnd.c:1399 (FrameWndProc))> (C:\ReactOS\regedit.exe@400000) |
* <user32.dll:6b51e (win32ss/user/user32/windows/wndproc_fixup.S:48 (CALL_EXTERN_WNDPROC))> (C:\ReactOS\system32\user32.dll@77a20000) |
* <user32.dll:5f814 (win32ss/user/user32/windows/message.c:1547 (IntCallWindowProcW))> (C:\ReactOS\system32\user32.dll@77a20000) |
* <user32.dll:5fc2e (win32ss/user/user32/windows/message.c:1798 (IntCallMessageProc))> (C:\ReactOS\system32\user32.dll@77a20000) |
* <user32.dll:6039f (win32ss/user/user32/windows/message.c:2046 (DispatchMessageW))> (C:\ReactOS\system32\user32.dll@77a20000) |
* <regedit.exe:10c1b (base/applications/regedit/main.c:244 (wWinMain))> (C:\ReactOS\regedit.exe@400000) |
* <regedit.exe:19621 (sdk/lib/crt/startup/crt0_w.c:24 (wmain))> (C:\ReactOS\regedit.exe@400000) |
* <regedit.exe:18ca7 (sdk/lib/crt/startup/crtexe.c:306 (__tmainCRTStartup))> (C:\ReactOS\regedit.exe@400000) |
* <regedit.exe:18cfc (sdk/lib/crt/startup/crtexe.c:162 (wWinMainCRTStartup))> (C:\ReactOS\regedit.exe@400000) |
* <kernel32.dll:11cde (dll/win32/kernel32/client/proc.c:463 (BaseProcessStartup))> (C:\ReactOS\system32\kernel32.dll@7c600000) err:(win32ss/user/user32/windows/messagebox.c:1048) MessageBox: L"The instruction at \"0x004157aa\" referenced memory at \"0x00000000\". The memory could not be \"read\".\r\n\nCliquez sur OK pour terminer le programme.\nCliquez sur Annuler pour d\00e9boguer le programme." |
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Bug is due to
pszKeyPath = GetItemPath(hwndTV, hItem, &hRootKey);
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if (pszKeyPath[0] == L'\0') |
because GetItemPath returns NULL in this case and is not checked for this error code prior attempting to access to pszKeyPath[0]
PATCH : regedit.patch