1 files changed, 5 insertions, 3 deletions

diff --git a/meta/lib/oe/sstatesig.py b/meta/lib/oe/sstatesig.py
index 64fb84ec92..31a6140984 100644
--- a/meta/lib/oe/sstatesig.py
+++ b/meta/lib/oe/sstatesig.py
@@ -439,7 +439,7 @@ def find_sstate_manifest(taskdata, taskdata2, taskname, d, multilibcache):
         d2 = multilibcache[variant]
 
     if taskdata.endswith("-native"):
-        pkgarchs = ["${BUILD_ARCH}"]
+        pkgarchs = ["${BUILD_ARCH}", "${BUILD_ARCH}_${ORIGNATIVELSBSTRING}"]
     elif taskdata.startswith("nativesdk-"):
         pkgarchs = ["${SDK_ARCH}_${SDK_OS}", "allarch"]
     elif "-cross-canadian" in taskdata:
@@ -557,9 +557,11 @@ def OEOuthashBasic(path, sigfile, task, d):
                     try:
                         update_hash(" %10s" % pwd.getpwuid(s.st_uid).pw_name)
                         update_hash(" %10s" % grp.getgrgid(s.st_gid).gr_name)
-                    except KeyError:
+                    except KeyError as e:
                         bb.warn("KeyError in %s" % path)
-                        raise
+                        msg = ("KeyError: %s\nPath %s is owned by uid %d, gid %d, which doesn't match "
+                            "any user/group on target. This may be due to host contamination." % (e, path, s.st_uid, s.st_gid))
+                        raise Exception(msg).with_traceback(e.__traceback__)
 
                 if include_timestamps:
                     update_hash(" %10d" % s.st_mtime)