If any test got segmentation fault it's better to print something useful
for debug. That function is based on example code for TM. I hope it will
help to see fails in CI where is not clear how to get core files.
Signed-off-by: Maxim Uvarov <maxim.uva...@linaro.org>
---
test/validation/common/odp_cunit_common.c | 67 +++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/test/validation/common/odp_cunit_common.c
b/test/validation/common/odp_cunit_common.c
index dbd8229..602a508 100644
--- a/test/validation/common/odp_cunit_common.c
+++ b/test/validation/common/odp_cunit_common.c
@@ -4,10 +4,19 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
+#include <odp_posix_extensions.h>
#include <string.h>
+#include <stdio.h>
+#include <signal.h>
+#include <execinfo.h>
+#include <unistd.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+
#include <odp_api.h>
#include <odp_cunit_common.h>
#include <odp/helper/linux.h>
+
/* Globals */
static odph_linux_pthread_t thread_tbl[MAX_WORKERS];
@@ -23,6 +32,7 @@ static struct {
} global_init_term = {tests_global_init, tests_global_term};
static odp_suiteinfo_t *global_testsuites;
+static odp_spinlock_t print_lock;
/** create test thread */
int odp_cunit_thread_create(void *func_ptr(void *), pthrd_arg *arg)
@@ -115,6 +125,61 @@ static odp_testinfo_t *cunit_get_test_info(odp_suiteinfo_t
*sinfo,
return NULL;
}
+static void fault_handler(int signal)
+{
+ size_t num_stack_frames;
+ const char *signal_name;
+ void *bt_array[128];
+ sigset_t sigset;
+
+ /* disable all signals */
+ sigfillset(&sigset);
+ sigprocmask(SIG_BLOCK, &sigset, NULL);
+
+ switch (signal) {
+ case SIGILL:
+ signal_name = "SIGILL"; break;
+ case SIGFPE:
+ signal_name = "SIGFPE"; break;
+ case SIGSEGV:
+ signal_name = "SIGSEGV"; break;
+ case SIGTERM:
+ signal_name = "SIGTERM"; break;
+ case SIGBUS:
+ signal_name = "SIGBUS"; break;
+ default:
+ signal_name = "UNKNOWN"; break;
+ }
+
+ odp_spinlock_lock(&print_lock);
+ num_stack_frames = backtrace(bt_array, 100);
+ printf("\nThread %d terminated with signal=%u (%s)\n",
+ odp_thread_id(), signal, signal_name);
+ backtrace_symbols_fd(bt_array, num_stack_frames, fileno(stderr));
+ fflush(NULL);
+ sync();
+ odp_spinlock_unlock(&print_lock);
+
+ CU_ASSERT_FATAL(0);
+}
+
+static void register_fault_handler(void)
+{
+ struct sigaction signal_action;
+
+ odp_spinlock_init(&print_lock);
+
+ memset(&signal_action, 0, sizeof(signal_action));
+ signal_action.sa_handler = fault_handler;
+ sigfillset(&signal_action.sa_mask);
+
+ sigaction(SIGILL, &signal_action, NULL);
+ sigaction(SIGFPE, &signal_action, NULL);
+ sigaction(SIGSEGV, &signal_action, NULL);
+ sigaction(SIGTERM, &signal_action, NULL);
+ sigaction(SIGBUS, &signal_action, NULL);
+}
+
/* A wrapper for the suite's init function. This is done to allow for a
* potential runtime check to determine whether each test in the suite
* is active (enabled by using ODP_TEST_INFO_CONDITIONAL()). If present,
@@ -328,6 +393,8 @@ int odp_cunit_register(odp_suiteinfo_t testsuites[])
CU_set_error_action(CUEA_ABORT);
+ register_fault_handler();
+
CU_initialize_registry();
global_testsuites = testsuites;
cunit_register_suites(testsuites);
--
2.7.1.250.gff4ea60
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