diff --git a/src/testdir/test_quickfix.vim b/src/testdir/test_quickfix.vim
index c382e68..03fbbee 100644
--- a/src/testdir/test_quickfix.vim
+++ b/src/testdir/test_quickfix.vim
@@ -6718,4 +6718,12 @@
   call Xtest_hardlink_fname('l')
 endfunc
 
+func Test_quickfix_close_buffer_crash()
+  new
+  lexpr 'test' | lopen
+  wincmd k
+  lclose
+  wincmd q
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab