--- libzfs_sendrecv.c.orig    2021-06-15 22:30:12.935572000 +0300
+++ libzfs_sendrecv.c    2021-06-15 22:29:17.128199000 +0300
@@ -3403,6 +3403,7 @@
                     zc.zc_name);
                 return (zfs_error(hdl, EZFS_EXISTS, errbuf));
             }
+            int zc_name_orig_len = strlen(zc.zc_name);
             if (is_volume &&
                 ioctl(hdl->libzfs_fd, ZFS_IOC_DATASET_LIST_NEXT,
                 &zc) == 0) {
@@ -3414,6 +3415,8 @@
                 return (zfs_error(hdl, EZFS_WRONG_PARENT,
                     errbuf));
             }
+            if(is_volume)
+                zc.zc_name[zc_name_orig_len] = '\0';
         }
        
         if ((zhp = zfs_open(hdl, zc.zc_name,