Index: gcc-6-6.2.1-4.1/src/libgo/go/os/os_test.go
===================================================================
--- gcc-6-6.2.1-4.1.orig/src/libgo/go/os/os_test.go
+++ gcc-6-6.2.1-4.1/src/libgo/go/os/os_test.go
@@ -1192,8 +1192,9 @@ func TestSeek(t *testing.T) {
 	for i, tt := range tests {
 		off, err := f.Seek(tt.in, tt.whence)
 		if off != tt.out || err != nil {
-			if e, ok := err.(*PathError); ok && e.Err == syscall.EINVAL && tt.out > 1<<32 {
+			if e, ok := err.(*PathError); ok && e.Err == syscall.EINVAL || e.Err == syscall.EFBIG && tt.out > 1<<32 {
 				// Reiserfs rejects the big seeks.
+				// GNU rejects the big seeks, returns EFBIG
 				// https://golang.org/issue/91
 				break
 			}