Леонид Юрьев wrote:

Updated. Please pickup.

diff --git a/servers/slapd/back-mdb/dn2id.c b/servers/slapd/back-mdb/dn2id.c index 41c4758..0890bce 100644 --- a/servers/slapd/back-mdb/dn2id.c +++ b/servers/slapd/back-mdb/dn2id.c @@ -746,7 +746,8 @@ mdb_idscopes( /* remember our chain of parents */ id2.mid = id; id2.mval = data;

• 	mdb_id2l_insert( isc->sctmp, &id2 );
  

• 	rc = mdb_id2l_insert( isc->sctmp, &id2 );
  

• 	assert(rc == 0);
  

  } ptr = data.mv_data; ptr += data.mv_size - sizeof(ID);

Unnecessary, the total number of parents is constrained by the max length of a DN which is 8192 bytes. A maximum depth DN (max number of shortest possible RDNs) will always fit in sctmp.

I will commit the remainder of the patch.