If you need to get a kernel compiling in the meantime, the
following small kernel patch works around the buffer overrun.
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index f7bab68..9978f8b 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -99,7 +99,7 @@ static const char * const sym_regex_realmode[S_NSYMTYPES] = {
static const char * const *sym_regex;
-static regex_t sym_regex_c[S_NSYMTYPES];
+static regex_t sym_regex_c[S_NSYMTYPES+1];
static int is_reloc(enum symtype type, const char *sym_name)
{
return sym_regex[type] &&
Because the structures are initialized in increasing order, only the
last one's overrun steps on important data. The +1 provides some
unused space for the bug to harmlessly corrupt.
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