--- tools/interactive-wayland.c.orig	2021-04-07 16:27:51 UTC

+++ tools/interactive-wayland.c

@@ -181,20 +181,26 @@ os_create_anonymous_file(off_t size)

         return -1;

 #ifdef HAVE_POSIX_FALLOCATE

+    /* Filesystems that do not support posix_fallocate()

+     * will return EINVAL or EOPNOTSUPP, fallback to

+     * ftruncate() then

+     */

     ret = posix_fallocate(fd, 0, size);

-    if (ret != 0) {

+    if (ret != 0 && ret != EINVAL && ret != EOPNOTSUPP) {

         close(fd);

         errno = ret;

         return -1;

     }

+    if (ret != 0)

+        ret = ftruncate(fd, size);

 #else

     ret = ftruncate(fd, size);

+#endif

     if (ret < 0) {

         close(fd);

+        errno = ret;

         return -1;

     }

-#endif

-

     return fd;

 }