Ticket was cloned from Red Hat Bugzilla (product Red Hat Enterprise Linux 8): Bug 2032738
Please note that this Bug is private and may not be accessible as it contains confidential Red Hat customer information.
Description of problem: This a bug report follow up to investigate a LDAP memory leak in RHEL-8.5.0 IPA context, from a preliminary investigation by Thierry B.: - One leak in ipa plugin ipa-cldap. This is by far the larger one and likely the the main concern of the customer Direct leak of 28798 byte(s) in 238 object(s) allocated from: #0 0x7f32ad890ba8 in __interceptor_malloc (/usr/lib64/libasan.so.5+0xefba8) #1 0x7f329b3317b5 in ipa_cldap_netlogon (/usr/lib64/dirsrv/plugins/libipa_cldap.so+0x47b5) #2 0x7f329b331d80 in ipa_cldap_worker (/usr/lib64/dirsrv/plugins/libipa_cldap.so+0x4d80) #3 0x7f32a9886179 in start_thread (/lib64/libpthread.so.0+0x8179) #4 0x7f32abbf7dc2 in __clone (/lib64/libc.so.6+0xfcdc2) Steps to Reproduce: 1. N/A debuginfo and libasan were installed, dirsrv systemd service drop-in config file created, and /run/dirsrv/ns-slapd*asan* files collected and reviewed Additional info: oom seen in /var/log/messages Dec 6 15:16:53 eqds3tfrmipa001 kernel: ns-slapd invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=0 Dec 6 15:16:53 eqds3tfrmipa001 kernel: [<ffffffff98997904>] oom_kill_process+0x254/0x3d0 Dec 6 15:16:53 eqds3tfrmipa001 kernel: [<ffffffff989973ad>] ? oom_unkillable_task+0xcd/0x120 Dec 6 15:16:54 eqds3tfrmipa001 kernel: [ pid ] uid tgid total_vm rss nr_ptes swapents oom_score_adj name RHEL-8.5 389-ds-base-1.4.3.23-10.module+el8.5.0+12398+47000435.x86_64 Thu Dec 9 11:14:38 2021 ipa-server-4.9.6-6.module+el8.5.0+12660+88e16a2c.x86_64 Thu Dec 9 11:15:00 2021 redhat-release-8.5-0.8.el8.x86_64 Thu Dec 9 11:15:33 2021 slapi-nis-0.56.6-4.module+el8.5.0+12583+bf7ffcf6.x86_64 Thu Dec 9 11:14:39 2021
Closing as duplicate of #9110
Metadata Update from @frenaud: - Issue close_status updated to: duplicate - Issue status updated to: Closed (was: Open)
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