[3.7] bpo-24564: shutil.copystat(): ignore EINVAL on os.setxattr() (GH-13369)

Lib/shutil.py

@@ -156,15 +156,16 @@ def _copyxattr(src, dst, *, follow_symlinks=True):
         try:
             names = os.listxattr(src, follow_symlinks=follow_symlinks)
         except OSError as e:
-            if e.errno not in (errno.ENOTSUP, errno.ENODATA):
+            if e.errno not in (errno.ENOTSUP, errno.ENODATA, errno.EINVAL):
                 raise
             return
         for name in names:
             try:
                 value = os.getxattr(src, name, follow_symlinks=follow_symlinks)
                 os.setxattr(dst, name, value, follow_symlinks=follow_symlinks)
             except OSError as e:
-                if e.errno not in (errno.EPERM, errno.ENOTSUP, errno.ENODATA):
+                if e.errno not in (errno.EPERM, errno.ENOTSUP, errno.ENODATA,
+                                   errno.EINVAL):
                     raise
 else:
     def _copyxattr(*args, **kwargs):

Misc/NEWS.d/next/Library/2019-05-16-23-40-36.bpo-24564.lIwV_7.rst

@@ -0,0 +1,3 @@
+:func:`shutil.copystat` now ignores :const:`errno.EINVAL` on :func:`os.setxattr` which may occur when copying files on filesystems without extended attributes support.
+
+Original patch by Giampaolo Rodola, updated by Ying Wang.