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DAOS-17931 engine: Terminate engine process upon receipt of SIGBUS signal. #17352

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DAOS-17931 engine: Terminate engine process upon receipt of SIGBUS signal. #17352

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13 changes: 10 additions & 3 deletions src/engine/init.c
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
/*
* (C) Copyright 2016-2024 Intel Corporation.
* (C) Copyright 2025 Hewlett Packard Enterprise Development LP

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*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*/
Expand Down Expand Up @@ -1204,6 +1204,7 @@
main(int argc, char **argv)
{
sigset_t set;
bool exit_failure = false;
int sig;
int rc;

Expand Down Expand Up @@ -1238,6 +1239,7 @@

/** wait for shutdown signal */
sigemptyset(&set);
sigaddset(&set, SIGBUS);
sigaddset(&set, SIGINT);
sigaddset(&set, SIGTERM);
sigaddset(&set, SIGUSR1);
Expand All @@ -1248,7 +1250,6 @@
D_ERROR("failed to wait for signals: %d\n", rc);
break;
}

/* open specific file to dump ABT infos and ULTs stacks */
if (sig == SIGUSR1 || sig == SIGUSR2) {
struct timeval tv;
Expand Down Expand Up @@ -1322,12 +1323,18 @@
continue;
}

/* SIGINT/SIGTERM cause server shutdown */
/* Log error for SIGBUS occurrence */
if (sig == SIGBUS) {
D_ERROR("SIGBUS signal received; proceeding to shutdown.\n");
exit_failure = true;
}

/* SIGINT/SIGTERM/SIGBUS cause server shutdown */
break;
}

/** shutdown */
server_fini(true);

exit(EXIT_SUCCESS);
exit(exit_failure ? EXIT_FAILURE : EXIT_SUCCESS);
}
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