Stefan Fiedler:

package/base/bash/bash.conf

@@ -50,7 +50,12 @@ if [ $xpkg != $ROCKCFG_PKG_BASH_DEFAULT ]; then
 fi
 
 premake="cat /dev/null > lib/malloc/malloc.c"
-confopt="$confopt --without-gnu-malloc"
+
+# From http://www.linuxfromscratch.org/lfs/view/stable/chapter05/bash.html:
+# This option turns off the use of Bash's memory allocation (malloc) function
+# which is known to cause segmentation faults. By turning this option off,
+# Bash will use the malloc functions from Glibc which are more stable.
+var_append confopt " " "--without-bash-malloc"
 
 if [ $xpkg = bash2 ]; then
 	[ $stagelevel -eq 1 ] && confopt="$confopt --disable-readline"