diff --git a/hgext/largefiles/overrides.py b/hgext/largefiles/overrides.py
--- a/hgext/largefiles/overrides.py
+++ b/hgext/largefiles/overrides.py
@@ -305,6 +305,9 @@ def overridelog(orig, ui, repo, *pats, *
         pats = set(p)
 
         def fixpats(pat, tostandin=lfutil.standin):
+            if pat.startswith('set:'):
+                return pat
+
             kindpat = match_._patsplit(pat, None)
 
             if kindpat[0] is not None:
diff --git a/tests/test-fileset-generated.t b/tests/test-fileset-generated.t
--- a/tests/test-fileset-generated.t
+++ b/tests/test-fileset-generated.t
@@ -72,6 +72,20 @@ Test log
    content1_content2_content3-tracked |  1 +
    3 files changed, 3 insertions(+), 0 deletions(-)
   
+Largefiles doesn't crash
+  $ hg log -T '{rev}\n' --stat 'set:modified()' --config extensions.largefiles=
+  1
+   content1_content2_content1-tracked |  2 +-
+   content1_content2_content3-tracked |  2 +-
+   missing_content2_content3-tracked  |  1 +
+   3 files changed, 3 insertions(+), 2 deletions(-)
+  
+  0
+   content1_content1_content3-tracked |  1 +
+   content1_content2_content1-tracked |  1 +
+   content1_content2_content3-tracked |  1 +
+   3 files changed, 3 insertions(+), 0 deletions(-)
+  
   $ hg log -T '{rev}\n' --stat 'set:added()'
   1
    content1_missing_content1-tracked |  1 -
diff --git a/tests/test-largefiles-misc.t b/tests/test-largefiles-misc.t
--- a/tests/test-largefiles-misc.t
+++ b/tests/test-largefiles-misc.t
@@ -37,6 +37,13 @@ Test copies and moves from a directory o
   A dira/dirb/largefile
   $ cd dira
   $ hg cp dirb/largefile foo/largefile
+
+TODO: Ideally, this should mention the largefile, not the standin
+  $ hg log -T '{rev}\n' --stat 'set:clean()'
+  0
+   .hglf/dira/dirb/largefile |  1 +
+   1 files changed, 1 insertions(+), 0 deletions(-)
+  
   $ hg ci -m "deep copy"
   Invoking status precommit hook
   A dira/foo/largefile