[PATCH] ntdll: Initialize dbg_offset and dbg_size (valgrind).
Rémi Bernon
rbernon at codeweavers.com
Mon Mar 8 02:14:18 CST 2021
Syscall param writev(vector[...]) points to uninitialised byte(s)
at 0x4189DA3: writev (writev.c:26)
by 0x46A5A0B: send_request (server.c:213)
by 0x46A5A0B: server_call_unlocked (server.c:273)
by 0x46A5B4F: wine_server_call (server.c:289)
by 0x46C996A: virtual_create_builtin_view (virtual.c:2524)
by 0x4692CB4: dlopen_dll (loader.c:1133)
by 0x46931CA: open_builtin_file (loader.c:1373)
by 0x46931CA: open_builtin_file (loader.c:1354)
by 0x4694559: load_builtin_dll (loader.c:1457)
by 0x7BC375F2: load_builtin_dll (loader.c:2348)
by 0x7BC38369: load_dll (loader.c:2705)
by 0x7BC39E46: import_dll (loader.c:782)
by 0x7BC36CEC: fixup_imports (loader.c:1138)
by 0x7BC3BE4B: LdrInitializeThunk (loader.c:3454)
Address 0x32e390 is on thread 1's stack
in frame #5, created by open_builtin_file (loader.c:1357)
Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
---
dlls/ntdll/unix/loader.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c
index 6adf4bb5b00..1c26d1322f8 100644
--- a/dlls/ntdll/unix/loader.c
+++ b/dlls/ntdll/unix/loader.c
@@ -1068,6 +1068,8 @@ static void fill_builtin_image_info( void *module, pe_image_info_t *info )
info->header_size = nt->OptionalHeader.SizeOfHeaders;
info->file_size = nt->OptionalHeader.SizeOfImage;
info->checksum = nt->OptionalHeader.CheckSum;
+ info->dbg_offset = 0;
+ info->dbg_size = 0;
info->cpu = client_cpu;
info->__pad = 0;
}
--
2.30.0
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