suppress more errors on my box, most are gentoo specific.  Py_ADDRESS_IN_RANGE is x86_64 specific and the readline memory leaks should be generally applicable
diff --git a/Misc/valgrind-python.supp b/Misc/valgrind-python.supp
index d9a7d83..e0babe7 100644
--- a/Misc/valgrind-python.supp
+++ b/Misc/valgrind-python.supp
@@ -29,6 +29,12 @@
 }
 
 {
+   ADDRESS_IN_RANGE/Invalid read of size 8 (x86_64)
+   Memcheck:Value8
+   fun:Py_ADDRESS_IN_RANGE
+}
+
+{
    ADDRESS_IN_RANGE/Conditional jump or move depends on uninitialised value
    Memcheck:Cond
    fun:Py_ADDRESS_IN_RANGE
@@ -84,6 +90,118 @@
 
 }
 
+{
+   Avoid problem in libc on gentoo
+   Memcheck:Cond
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+}
+
+{
+   Avoid problem in glibc on gentoo
+   Memcheck:Addr8
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libc-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_open
+   obj:/lib/libdl-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libdl-2.3.4.so
+   fun:dlopen
+}
+
+{
+   Avoid problem in glibc on gentoo
+   Memcheck:Addr8
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libc-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_open
+   obj:/lib/libdl-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libdl-2.3.4.so
+   fun:dlopen
+}
+
+{
+   Avoid problem in glibc on gentoo
+   Memcheck:Cond
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libc-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_open
+   obj:/lib/libdl-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libdl-2.3.4.so
+   fun:dlopen
+}
+
+{
+   Avoid problem in glibc on gentoo
+   Memcheck:Cond
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libc-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_open
+   obj:/lib/libdl-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/libdl-2.3.4.so
+   fun:dlopen
+}
+
+{
+   Avoid problems w/readline doing a putenv and leaking on exit
+   Memcheck:Leak
+   fun:malloc
+   fun:xmalloc
+   fun:sh_set_lines_and_columns
+   fun:_rl_get_screen_size
+   fun:_rl_init_terminal_io
+   obj:/lib/libreadline.so.4.3
+   fun:rl_initialize
+   fun:setup_readline
+   fun:initreadline
+   fun:_PyImport_LoadDynamicModule
+   fun:load_module
+   fun:import_submodule
+   fun:load_next
+   fun:import_module_ex
+   fun:PyImport_ImportModuleEx
+}
+
+{
+   Mysterious leak that seems to deal w/pthreads
+   Memcheck:Leak
+   fun:calloc
+   obj:/lib/ld-2.3.4.so
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_allocate_tls
+   fun:__pthread_initialize_minimal
+}
+
+{
+   Mysterious leak that seems to deal w/pthreads
+   Memcheck:Leak
+   fun:memalign
+   obj:/lib/ld-2.3.4.so
+   fun:_dl_allocate_tls
+   fun:__pthread_initialize_minimal
+}
+
 ###
 ### These occur from somewhere within the SSL, when running
 ###  test_socket_sll.  They are too general to leave on by default.