** Description changed: + [IMPACT] + + - Pacemaker seg fault on repeated crm node online/standy because: + - Newer glib versions uses hash_table to find GSources + - Glib can try to assert source being removed multiple times + + [TEST CASE] + + - Using same configuration as attached cib.xml : + + #!/bin/bash + + while true; do + crm node standby clustertrusty01 + sleep 7 + crm node online clustertrusty01 + sleep 7 + crm node standby clustertrusty02 + sleep 7 + crm node online clustertrusty02 + sleep 7 + crm node standby clustertrusty03 + sleep 7 + crm node online clustertrusty03 + sleep 7 + done + + [REGRESSION POTENTIAL] + + - Based on upstream commit 568e41d + - Test case ran for more than 7 hours with no problems + + [OTHER INFO] + It was brought to my attention the following situation: """ - [Issue] + [Issue] lrmd process crashed when repeating "crm node standby" and "crm node online" - ---------------- - # grep pacemakerd ha-log.k1pm101 | grep core - Aug 27 17:47:06 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 49275 (lrmd) dumped core - Aug 27 17:47:06 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=49275, core=1) - Aug 27 18:27:14 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 1471 (lrmd) dumped core - Aug 27 18:27:14 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=1471, core=1) - Aug 27 18:56:41 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 35771 (lrmd) dumped core - Aug 27 18:56:41 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35771, core=1) - Aug 27 19:44:09 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 60709 (lrmd) dumped core - Aug 27 19:44:09 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=60709, core=1) - Aug 27 20:00:53 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 35838 (lrmd) dumped core - Aug 27 20:00:53 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35838, core=1) - Aug 27 21:33:52 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 49249 (lrmd) dumped core - Aug 27 21:33:52 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=49249, core=1) - Aug 27 22:01:16 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 65358 (lrmd) dumped core - Aug 27 22:01:16 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=65358, core=1) - Aug 27 22:28:02 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 22693 (lrmd) dumped core - Aug 27 22:28:02 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=22693, core=1) - ---------------- + ---------------- + # grep pacemakerd ha-log.k1pm101 | grep core + Aug 27 17:47:06 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 49275 (lrmd) dumped core + Aug 27 17:47:06 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=49275, core=1) + Aug 27 18:27:14 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 1471 (lrmd) dumped core + Aug 27 18:27:14 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=1471, core=1) + Aug 27 18:56:41 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 35771 (lrmd) dumped core + Aug 27 18:56:41 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35771, core=1) + Aug 27 19:44:09 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 60709 (lrmd) dumped core + Aug 27 19:44:09 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=60709, core=1) + Aug 27 20:00:53 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 35838 (lrmd) dumped core + Aug 27 20:00:53 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35838, core=1) + Aug 27 21:33:52 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 49249 (lrmd) dumped core + Aug 27 21:33:52 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=49249, core=1) + Aug 27 22:01:16 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 65358 (lrmd) dumped core + Aug 27 22:01:16 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=65358, core=1) + Aug 27 22:28:02 k1pm101 pacemakerd[49271]: error: child_waitpid: Managed process 22693 (lrmd) dumped core + Aug 27 22:28:02 k1pm101 pacemakerd[49271]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=22693, core=1) + ---------------- - ---------------- - # grep pacemakerd ha-log.k1pm102 | grep core - Aug 27 15:32:48 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 5812 (lrmd) dumped core - Aug 27 15:32:48 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=5812, core=1) - Aug 27 15:52:52 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 35781 (lrmd) dumped core - Aug 27 15:52:52 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35781, core=1) - Aug 27 16:02:54 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 51984 (lrmd) dumped core - Aug 27 16:02:54 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=51984, core=1) + ---------------- + # grep pacemakerd ha-log.k1pm102 | grep core + Aug 27 15:32:48 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 5812 (lrmd) dumped core + Aug 27 15:32:48 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=5812, core=1) + Aug 27 15:52:52 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 35781 (lrmd) dumped core + Aug 27 15:52:52 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=35781, core=1) + Aug 27 16:02:54 k1pm102 pacemakerd[5808]: error: child_waitpid: Managed process 51984 (lrmd) dumped core + Aug 27 16:02:54 k1pm102 pacemakerd[5808]: notice: pcmk_child_exit: Child process lrmd terminated with signal 11 (pid=51984, core=1) """ Analyzing core file with dbgsyms I could see that: #0 0x00007f7184a45983 in services_action_sync (op=0x7f7185b605d0) at services.c:434 434 crm_trace(" > stdout: %s", op->stdout_data); Is responsible for the core. I've checked upstream code and there might be 2 important commits that could be cherry-picked to fix this behavior: commit f2a637cc553cb7aec59bdcf05c5e1d077173419f Author: Andrew Beekhof <and...@beekhof.net> Date: Fri Sep 20 12:20:36 2013 +1000 - Fix: services: Prevent use-of-NULL when executing service actions - + Fix: services: Prevent use-of-NULL when executing service actions + commit 11473a5a8c88eb17d5e8d6cd1d99dc497e817aac Author: Gao,Yan <y...@suse.com> Date: Sun Sep 29 12:40:18 2013 +0800 - Fix: services: Fix the executing of synchronous actions + Fix: services: Fix the executing of synchronous actions The core can be caused by things such as this missing code: - if (op == NULL) { - crm_trace("No operation to execute"); - return FALSE; + if (op == NULL) { + crm_trace("No operation to execute"); + return FALSE; on the beginning of "services_action_sync(svc_action_t * op)" function. And improved by commit #11473a5.
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