diff --git a/elf/dl-load.c b/elf/dl-load.c index 3da3df7346..ab1080e51f 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -36,6 +36,7 @@ #include #include #include +#include #include @@ -105,13 +106,11 @@ ELF_PREFERRED_ADDRESS_DATA; int __stack_prot attribute_hidden attribute_relro - = (PROT_READ|PROT_WRITE #if _STACK_GROWS_DOWN && defined PROT_GROWSDOWN - |PROT_GROWSDOWN + = PROT_GROWSDOWN; #elif _STACK_GROWS_UP && defined PROT_GROWSUP - |PROT_GROWSUP + = PROT_GROWSUP; #endif - ); /* Type for the buffer we put the ELF header and hopefully the program @@ -1327,12 +1326,16 @@ cannot allocate TLS data structures for initial thread"); if (__builtin_expect (__check_caller (RETURN_ADDRESS (0), allow_ldso|allow_libc) == 0, 0)) - __stack_prot |= PROT_EXEC; + __stack_prot |= PROT_READ|PROT_WRITE|PROT_EXEC; __mprotect ((void *) p, s, PROT_READ); } else #endif - __stack_prot |= PROT_EXEC; + __stack_prot |= PROT_READ|PROT_WRITE|PROT_EXEC; + +#ifdef check_consistency + check_consistency (); +#endif errval = (*GL(dl_make_stack_executable_hook)) (stack_endp); if (errval)