--- /dev/null
+--- a/shell/ash.c
++++ b/shell/ash.c
+@@ -5424,7 +5424,11 @@ rmescapes(char *str, int flag)
+ size_t fulllen = len + strlen(p) + 1;
+
+ if (flag & RMESCAPE_GROW) {
++ int strloc = str - (char *)stackblock();
+ r = makestrspace(fulllen, expdest);
++ /* p and str may be invalidated by makestrspace */
++ str = (char *)stackblock() + strloc;
++ p = str + len;
+ } else if (flag & RMESCAPE_HEAP) {
+ r = ckmalloc(fulllen);
+ } else {
--- /dev/null
+--- a/archival/cpio.c
++++ b/archival/cpio.c
+@@ -424,7 +424,7 @@ int cpio_main(int argc UNUSED_PARAM, cha
+ if (archive_handle->cpio__blocks != (off_t)-1
+ && !(opt & CPIO_OPT_QUIET)
+ ) {
+- printf("%"OFF_FMT"u blocks\n", archive_handle->cpio__blocks);
++ fprintf(stderr, "%"OFF_FMT"u blocks\n", archive_handle->cpio__blocks);
+ }
+
+ return EXIT_SUCCESS;
+--- a/testsuite/cpio.tests
++++ b/testsuite/cpio.tests
+@@ -32,7 +32,7 @@ rm -rf cpio.testdir cpio.testdir2 2>/dev
+ # testing "test name" "command" "expected result" "file input" "stdin"
+
+ testing "cpio extracts zero-sized hardlinks" \
+-"$ECHO -ne '$hexdump' | bzcat | cpio -i; echo \$?;
++"$ECHO -ne '$hexdump' | bzcat | cpio -i 2>&1; echo \$?;
+ ls -ln cpio.testdir | $FILTER_LS" \
+ "\
+ 1 blocks
+@@ -45,7 +45,7 @@ ls -ln cpio.testdir | $FILTER_LS" \
+
+ test x"$SKIP_KNOWN_BUGS" = x"" && {
+ # Currently fails. Numerous buglets: "1 blocks" versus "1 block",
+-# "1 block" must go to stderr, does not list cpio.testdir/x and cpio.testdir/y
++# does not list cpio.testdir/x and cpio.testdir/y
+ testing "cpio lists hardlinks" \
+ "$ECHO -ne '$hexdump' | bzcat | cpio -t 2>&1; echo \$?" \
+ "\
+@@ -70,7 +70,7 @@ ln cpio.testdir/nonempty cpio.testdir/no
+ mkdir cpio.testdir2
+
+ testing "cpio extracts zero-sized hardlinks 2" \
+-"find cpio.testdir | cpio -H newc --create | (cd cpio.testdir2 && cpio -i); echo \$?;
++"find cpio.testdir | cpio -H newc --create | (cd cpio.testdir2 && cpio -i 2>&1); echo \$?;
+ ls -ln cpio.testdir2/cpio.testdir | $FILTER_LS" \
+ "\
+ 2 blocks
+@@ -87,7 +87,7 @@ ls -ln cpio.testdir2/cpio.testdir | $FIL
+ # Was trying to create "/usr/bin", correct is "usr/bin".
+ rm -rf cpio.testdir
+ testing "cpio -p with absolute paths" \
+-"echo /usr/bin | cpio -dp cpio.testdir; echo \$?;
++"echo /usr/bin | cpio -dp cpio.testdir 2>&1; echo \$?;
+ ls cpio.testdir" \
+ "\
+ 1 blocks
--- a/shell/ash.c
+++ b/shell/ash.c
-@@ -12340,8 +12340,17 @@ exportcmd(int argc UNUSED_PARAM, char **
+@@ -12344,8 +12344,17 @@ exportcmd(int argc UNUSED_PARAM, char **
const char *p;
char **aptr;
int flag = argv[0][0] == 'r' ? VREADONLY : VEXPORT;
aptr = argptr;
name = *aptr;
if (name) {
-@@ -12353,10 +12362,12 @@ exportcmd(int argc UNUSED_PARAM, char **
+@@ -12357,10 +12366,12 @@ exportcmd(int argc UNUSED_PARAM, char **
vp = *findvar(hashvar(name), name);
if (vp) {
vp->flags |= flag;