--- ./rsync.c.orig	2022-12-13 01:17:07 +0000
+++ ./rsync.c	2022-12-13 01:25:26 +0000
@@ -653,7 +653,11 @@
 #endif
 
 #ifdef HAVE_CHMOD
+#ifndef HAVE_AIX_ACLS
 	if (!BITS_EQUAL(sxp->st.st_mode, new_mode, CHMOD_BITS)) {
+#endif
+		/* Because chmod will disable extended permissions on
+		 * AIX, so always use do_chmod update permissions */
 		int ret = am_root < 0 ? 0 : do_chmod_at(fname, new_mode);
 		if (ret < 0) {
 			rsyserr(FERROR_XFER, errno,
@@ -663,8 +667,10 @@
 		}
 		if (ret == 0) /* ret == 1 if symlink could not be set */
 			updated |= UPDATED_MODE;
+#ifndef HAVE_AIX_ACLS
 	}
 #endif
+#endif
 
 	if (INFO_GTE(NAME, 2) && flags & ATTRS_REPORT) {
 		if (updated)
--- ./syscall.c_orig	2026-05-25 01:46:32.391153390 -0400
+++ ./syscall.c	2026-05-25 01:54:41.447263721 -0400
@@ -22,6 +22,10 @@
 
 #include "rsync.h"
 
+#ifdef HAVE_SYS_ACL_H
+#include <sys/acl.h>
+#endif
+
 #if !defined MKNOD_CREATES_SOCKETS && defined HAVE_SYS_UN_H
 #include <sys/un.h>
 #endif
@@ -791,8 +795,31 @@
 # else
 			code = 1;
 # endif
-		} else
+		} else {
+#ifdef HAVE_AIX_ACLS
+			struct stat s;
+        		if (stat(path, &s) == -1)
+				return -1;
+#endif
 			code = chmod(path, mode & CHMOD_BITS); /* DISCOURAGED FUNCTION */
+#ifdef HAVE_AIX_ACLS
+			/* The extended permissions are disabled when use the
+			* chmod() on AIX, so we must enable it again */
+			struct acl *acl;
+
+			if (s.st_mode & S_IXACL) {
+				/* BUFSIZ equal MAX_ACL_SIZE */
+				if ((acl = (struct acl *)calloc(BUFSIZ, 1)) == NULL)
+					return -1;
+                		if (statacl((char *)path, 0, acl, BUFSIZ) < 0)
+                        		return -1;
+				acl->acl_mode |= S_IXACL;
+				if (chacl((char *)path, acl, acl->acl_len) < 0)
+					return -1;
+				free(acl);
+        		}
+#endif
+		}
 		break;
 	}
 	if (code != 0 && (preserve_perms || preserve_executability))
--- ./lib/sysacls.c_orig	2026-05-25 01:55:06.174006939 -0400
+++ ./lib/sysacls.c	2026-05-25 02:02:10.829733189 -0400
@@ -1802,6 +1802,7 @@
 	case SMB_ACL_USER_OBJ:
 	case SMB_ACL_GROUP_OBJ:
 	case SMB_ACL_OTHER:
+	case SMB_ACL_MASK:
 		*tag_type_p = entry_d->ace_id->id_type;
 		break;
 
@@ -2424,7 +2425,7 @@
 	file_acl->acl_mode = S_IXACL;
 
 	for (acl_entry_link=theacl; acl_entry_link != NULL; acl_entry_link = acl_entry_link->nextp) {
-		acl_entry_link->entryp->ace_access >>= 6;
+		/* acl_entry_link->entryp->ace_access >>= 6; */
 		id_type = acl_entry_link->entryp->ace_id->id_type;
 
 		switch (id_type) {