diff -u /usr/src/lib/libarchive/archive_write_disk_set_standard_lookup.c new/archive_write_disk_set_standard_lookup.c
--- /usr/src/lib/libarchive/archive_write_disk_set_standard_lookup.c	2011-08-16 12:29:24.293631530 -0500
+++ new/archive_write_disk_set_standard_lookup.c	2011-10-25 11:49:03.507144601 -0500
@@ -189,8 +189,8 @@
 #if HAVE_PWD_H
 #  if HAVE_GETPWNAM_R
 	{
-		char _buffer[128];
-		size_t bufsize = 128;
+		char _buffer[2048];
+		size_t bufsize = 2048;
 		char *buffer = _buffer;
 		struct passwd	pwent, *result;
 		int r;