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# # This is a valgrind suppression file that should be used when using valgrind. # # Here's an example of running valgrind: # # cd python/dist/src # valgrind --tool=memcheck --suppressions=Misc/valgrind-python.supp \ # ./python -E ./Lib/test/regrtest.py -u gui,network # # You must edit Objects/obmalloc.c and uncomment Py_USING_MEMORY_DEBUGGER # to use the preferred suppressions with address_in_range. # # If you do not want to recompile Python, you can uncomment # suppressions for _PyObject_Free and _PyObject_Realloc. # # See Misc/README.valgrind for more information. # all tool names: Addrcheck,Memcheck,cachegrind,helgrind,massif { ADDRESS_IN_RANGE/Invalid read of size 4 Memcheck:Addr4 fun:address_in_range } { ADDRESS_IN_RANGE/Invalid read of size 4 Memcheck:Value4 fun:address_in_range } { ADDRESS_IN_RANGE/Invalid read of size 8 (x86_64 aka amd64) Memcheck:Value8 fun:address_in_range } { ADDRESS_IN_RANGE/Conditional jump or move depends on uninitialised value Memcheck:Cond fun:address_in_range } # # Leaks (including possible leaks) # Hmmm, I wonder if this masks some real leaks. I think it does. # Will need to fix that. # { Suppress leaking the GIL. Happens once per process, see comment in ceval.c. Memcheck:Leak fun:malloc fun:PyThread_allocate_lock fun:PyEval_InitThreads } { Suppress leaking the GIL after a fork. Memcheck:Leak fun:malloc fun:PyThread_allocate_lock fun:PyEval_ReInitThreads } { Suppress leaking the autoTLSkey. This looks like it shouldn't leak though. Memcheck:Leak fun:malloc fun:PyThread_create_key fun:_PyGILState_Init fun:Py_InitializeEx fun:Py_Main } { Hmmm, is this a real leak or like the GIL? Memcheck:Leak fun:malloc fun:PyThread_ReInitTLS } { Handle PyMalloc confusing valgrind (possibly leaked) Memcheck:Leak fun:realloc fun:_PyObject_GC_Resize fun:COMMENT_THIS_LINE_TO_DISABLE_LEAK_WARNING } { Handle PyMalloc confusing valgrind (possibly leaked) Memcheck:Leak fun:malloc fun:_PyObject_GC_New fun:COMMENT_THIS_LINE_TO_DISABLE_LEAK_WARNING } { Handle PyMalloc confusing valgrind (possibly leaked) Memcheck:Leak fun:malloc fun:_PyObject_GC_NewVar fun:COMMENT_THIS_LINE_TO_DISABLE_LEAK_WARNING } # # Leaks: dlopen() called without dlclose() # { dlopen() called without dlclose() Memcheck:Leak fun:malloc fun:malloc fun:strdup fun:_dl_load_cache_lookup } { dlopen() called without dlclose() Memcheck:Leak fun:malloc fun:malloc fun:strdup fun:_dl_map_object } { dlopen() called without dlclose() Memcheck:Leak fun:malloc fun:* fun:_dl_new_object } { dlopen() called without dlclose() Memcheck:Leak fun:calloc fun:* fun:_dl_new_object } { dlopen() called without dlclose() Memcheck:Leak fun:calloc fun:* fun:_dl_check_map_versions } # # Non-python specific leaks # { Handle pthread issue (possibly leaked) Memcheck:Leak fun:calloc fun:allocate_dtv fun:_dl_allocate_tls_storage fun:_dl_allocate_tls } { Handle pthread issue (possibly leaked) Memcheck:Leak fun:memalign fun:_dl_allocate_tls_storage fun:_dl_allocate_tls } ###{ ### ADDRESS_IN_RANGE/Invalid read of size 4 ### Memcheck:Addr4 ### fun:_PyObject_Free ###} ### ###{ ### ADDRESS_IN_RANGE/Invalid read of size 4 ### Memcheck:Value4 ### fun:_PyObject_Free ###} ### ###{ ### ADDRESS_IN_RANGE/Use of uninitialised value of size 8 ### Memcheck:Addr8 ### fun:_PyObject_Free ###} ### ###{ ### ADDRESS_IN_RANGE/Use of uninitialised value of size 8 ### Memcheck:Value8 ### fun:_PyObject_Free ###} ### ###{ ### ADDRESS_IN_RANGE/Conditional jump or move depends on uninitialised value ### Memcheck:Cond ### fun:_PyObject_Free ###} ###{ ### ADDRESS_IN_RANGE/Invalid read of size 4 ### Memcheck:Addr4 ### fun:_PyObject_Realloc ###} ### ###{ ### ADDRESS_IN_RANGE/Invalid read of size 4 ### Memcheck:Value4 ### fun:_PyObject_Realloc ###} ### ###{ ### ADDRESS_IN_RANGE/Use of uninitialised value of size 8 ### Memcheck:Addr8 ### fun:_PyObject_Realloc ###} ### ###{ ### ADDRESS_IN_RANGE/Use of uninitialised value of size 8 ### Memcheck:Value8 ### fun:_PyObject_Realloc ###} ### ###{ ### ADDRESS_IN_RANGE/Conditional jump or move depends on uninitialised value ### Memcheck:Cond ### fun:_PyObject_Realloc ###} ### ### All the suppressions below are for errors that occur within libraries ### that Python uses. The problems to not appear to be related to Python's ### use of the libraries. ### { Generic ubuntu ld problems Memcheck:Addr8 obj:/lib/ld-2.4.so obj:/lib/ld-2.4.so obj:/lib/ld-2.4.so obj:/lib/ld-2.4.so } { Generic gentoo ld problems 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 } { DBM problems, see test_dbm Memcheck:Param write(buf) fun:write obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 fun:dbm_close } { DBM problems, see test_dbm Memcheck:Value8 fun:memmove obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 fun:dbm_store fun:dbm_ass_sub } { DBM problems, see test_dbm Memcheck:Cond obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 fun:dbm_store fun:dbm_ass_sub } { DBM problems, see test_dbm Memcheck:Cond fun:memmove obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 obj:/usr/lib/libdb1.so.2 fun:dbm_store fun:dbm_ass_sub } { GDBM problems, see test_gdbm Memcheck:Param write(buf) fun:write fun:gdbm_open } { Uninitialised byte(s) false alarm, see bpo-35561 Memcheck:Param epoll_ctl(event) fun:epoll_ctl fun:pyepoll_internal_ctl } { ZLIB problems, see test_gzip Memcheck:Cond obj:/lib/libz.so.1.2.3 obj:/lib/libz.so.1.2.3 fun:deflate } { 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 } # Valgrind emits "Conditional jump or move depends on uninitialised value(s)" # false alarms on GCC builtin strcmp() function. The GCC code is correct. # # Valgrind bug: https://bugs.kde.org/show_bug.cgi?id=264936 { bpo-38118: Valgrind emits false alarm on GCC builtin strcmp() Memcheck:Cond fun:PyUnicode_Decode } ### ### These occur from somewhere within the SSL, when running ### test_socket_sll. They are too general to leave on by default. ### ###{ ### somewhere in SSL stuff ### Memcheck:Cond ### fun:memset ###} ###{ ### somewhere in SSL stuff ### Memcheck:Value4 ### fun:memset ###} ### ###{ ### somewhere in SSL stuff ### Memcheck:Cond ### fun:MD5_Update ###} ### ###{ ### somewhere in SSL stuff ### Memcheck:Value4 ### fun:MD5_Update ###} # Fedora's package "openssl-1.0.1-0.1.beta2.fc17.x86_64" on x86_64 # See http://bugs.python.org/issue14171 { openssl 1.0.1 prng 1 Memcheck:Cond fun:bcmp fun:fips_get_entropy fun:FIPS_drbg_instantiate fun:RAND_init_fips fun:OPENSSL_init_library fun:SSL_library_init fun:init_hashlib } { openssl 1.0.1 prng 2 Memcheck:Cond fun:fips_get_entropy fun:FIPS_drbg_instantiate fun:RAND_init_fips fun:OPENSSL_init_library fun:SSL_library_init fun:init_hashlib } { openssl 1.0.1 prng 3 Memcheck:Value8 fun:_x86_64_AES_encrypt_compact fun:AES_encrypt } # # All of these problems come from using test_socket_ssl # { from test_socket_ssl Memcheck:Cond fun:BN_bin2bn } { from test_socket_ssl Memcheck:Cond fun:BN_num_bits_word } { from test_socket_ssl Memcheck:Value4 fun:BN_num_bits_word } { from test_socket_ssl Memcheck:Cond fun:BN_mod_exp_mont_word } { from test_socket_ssl Memcheck:Cond fun:BN_mod_exp_mont } { from test_socket_ssl Memcheck:Param write(buf) fun:write obj:/usr/lib/libcrypto.so.0.9.7 } { from test_socket_ssl Memcheck:Cond fun:RSA_verify } { from test_socket_ssl Memcheck:Value4 fun:RSA_verify } { from test_socket_ssl Memcheck:Value4 fun:DES_set_key_unchecked } { from test_socket_ssl Memcheck:Value4 fun:DES_encrypt2 } { from test_socket_ssl Memcheck:Cond obj:/usr/lib/libssl.so.0.9.7 } { from test_socket_ssl Memcheck:Value4 obj:/usr/lib/libssl.so.0.9.7 } { from test_socket_ssl Memcheck:Cond fun:BUF_MEM_grow_clean } { from test_socket_ssl Memcheck:Cond fun:memcpy fun:ssl3_read_bytes } { from test_socket_ssl Memcheck:Cond fun:SHA1_Update } { from test_socket_ssl Memcheck:Value4 fun:SHA1_Update } { test_buffer_non_debug Memcheck:Addr4 fun:PyUnicodeUCS2_FSConverter } { test_buffer_non_debug Memcheck:Addr4 fun:PyUnicode_FSConverter } { wcscmp_false_positive Memcheck:Addr8 fun:wcscmp fun:_PyOS_GetOpt fun:Py_Main fun:main } # Additional suppressions for the unified decimal tests: { test_decimal Memcheck:Addr4 fun:PyUnicodeUCS2_FSConverter } { test_decimal2 Memcheck:Addr4 fun:PyUnicode_FSConverter }

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