This patch fixes the following memory leak detected by asan:
Indirect leak of 560320 byte(s) in 136 object(s) allocated from:
#0 0x556b3b3f9b57 in calloc (/home/stefanb/tmp/qemu-tip/build/tests/qtest/tpm-crb-swtpm-test+0x23fb57)
#1 0x152b0e96b9b0 in g_malloc0 (/lib64/libglib-2.0.so.0+0x589b0)
#2 0x556b3b588f61 in parse_object /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:318:12
#3 0x556b3b588f61 in parse_value /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:546:16
#4 0x556b3b5886e8 in json_parser_parse /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:580:14
#5 0x556b3b52ff4a in json_message_process_token /home/stefanb/tmp/qemu-tip/build/../qobject/json-streamer.c:92:12
#6 0x556b3b59896f in json_lexer_feed_char /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:313:13
#7 0x556b3b598443 in json_lexer_feed /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:350:9
#8 0x556b3b436c70 in qmp_fd_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:614:9
#9 0x556b3b435871 in qtest_qmp_receive_dict /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:636:12
#10 0x556b3b435871 in qtest_qmp_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:624:27
#11 0x556b3b435c59 in qtest_vqmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:715:12
#12 0x556b3b435c59 in qtest_qmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:756:16
#13 0x556b3b4328c7 in tpm_util_wait_for_migration_complete /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-util.c:245:15
#14 0x556b3b4333be in tpm_test_swtpm_migration_test /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-tests.c:117:5
#15 0x152b0e98e29d (/lib64/libglib-2.0.so.0+0x7b29d)
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
---
tests/qtest/tpm-util.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tests/qtest/tpm-util.c b/tests/qtest/tpm-util.c
index 5a33a6ef0f..b70cc32d60 100644
--- a/tests/qtest/tpm-util.c
+++ b/tests/qtest/tpm-util.c
@@ -250,7 +250,7 @@ void tpm_util_wait_for_migration_complete(QTestState *who)
status = qdict_get_str(rsp_return, "status");
completed = strcmp(status, "completed") == 0;
g_assert_cmpstr(status, !=, "failed");
- qobject_unref(rsp_return);
+ qobject_unref(rsp);
if (completed) {
return;
}
--
2.26.2
On 1/15/21 9:46 PM, Stefan Berger wrote: > This patch fixes the following memory leak detected by asan: > > Indirect leak of 560320 byte(s) in 136 object(s) allocated from: > #0 0x556b3b3f9b57 in calloc (/home/stefanb/tmp/qemu-tip/build/tests/qtest/tpm-crb-swtpm-test+0x23fb57) > #1 0x152b0e96b9b0 in g_malloc0 (/lib64/libglib-2.0.so.0+0x589b0) > #2 0x556b3b588f61 in parse_object /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:318:12 > #3 0x556b3b588f61 in parse_value /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:546:16 > #4 0x556b3b5886e8 in json_parser_parse /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:580:14 > #5 0x556b3b52ff4a in json_message_process_token /home/stefanb/tmp/qemu-tip/build/../qobject/json-streamer.c:92:12 > #6 0x556b3b59896f in json_lexer_feed_char /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:313:13 > #7 0x556b3b598443 in json_lexer_feed /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:350:9 > #8 0x556b3b436c70 in qmp_fd_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:614:9 > #9 0x556b3b435871 in qtest_qmp_receive_dict /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:636:12 > #10 0x556b3b435871 in qtest_qmp_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:624:27 > #11 0x556b3b435c59 in qtest_vqmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:715:12 > #12 0x556b3b435c59 in qtest_qmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:756:16 > #13 0x556b3b4328c7 in tpm_util_wait_for_migration_complete /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-util.c:245:15 > #14 0x556b3b4333be in tpm_test_swtpm_migration_test /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-tests.c:117:5 > #15 0x152b0e98e29d (/lib64/libglib-2.0.so.0+0x7b29d) > > Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> > Cc: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > tests/qtest/tpm-util.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Thanks! Phil.
On 1/21/21 10:44 AM, Philippe Mathieu-Daudé wrote: > On 1/15/21 9:46 PM, Stefan Berger wrote: >> This patch fixes the following memory leak detected by asan: >> >> Indirect leak of 560320 byte(s) in 136 object(s) allocated from: >> #0 0x556b3b3f9b57 in calloc (/home/stefanb/tmp/qemu-tip/build/tests/qtest/tpm-crb-swtpm-test+0x23fb57) >> #1 0x152b0e96b9b0 in g_malloc0 (/lib64/libglib-2.0.so.0+0x589b0) >> #2 0x556b3b588f61 in parse_object /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:318:12 >> #3 0x556b3b588f61 in parse_value /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:546:16 >> #4 0x556b3b5886e8 in json_parser_parse /home/stefanb/tmp/qemu-tip/build/../qobject/json-parser.c:580:14 >> #5 0x556b3b52ff4a in json_message_process_token /home/stefanb/tmp/qemu-tip/build/../qobject/json-streamer.c:92:12 >> #6 0x556b3b59896f in json_lexer_feed_char /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:313:13 >> #7 0x556b3b598443 in json_lexer_feed /home/stefanb/tmp/qemu-tip/build/../qobject/json-lexer.c:350:9 >> #8 0x556b3b436c70 in qmp_fd_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:614:9 >> #9 0x556b3b435871 in qtest_qmp_receive_dict /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:636:12 >> #10 0x556b3b435871 in qtest_qmp_receive /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:624:27 >> #11 0x556b3b435c59 in qtest_vqmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:715:12 >> #12 0x556b3b435c59 in qtest_qmp /home/stefanb/tmp/qemu-tip/build/../tests/qtest/libqtest.c:756:16 >> #13 0x556b3b4328c7 in tpm_util_wait_for_migration_complete /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-util.c:245:15 >> #14 0x556b3b4333be in tpm_test_swtpm_migration_test /home/stefanb/tmp/qemu-tip/build/../tests/qtest/tpm-tests.c:117:5 >> #15 0x152b0e98e29d (/lib64/libglib-2.0.so.0+0x7b29d) >> >> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> >> Cc: Philippe Mathieu-Daudé <philmd@redhat.com> >> --- >> tests/qtest/tpm-util.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) > Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> > Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> > > Thanks! I hope it solves all TPM-related memory leak issues for your tests. I have already seen this patch in a PULL request now. Stefan > > Phil. >
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