Description of problem: Six node gluster, running the following version: grep -i gluster installed-rpms gluster-nagios-addons-0.2.10-2.el7rhgs.x86_64 Fri Jan 19 10:29:41 2018 gluster-nagios-common-0.2.4-1.el7rhgs.noarch Tue Jul 11 14:12:48 2017 glusterfs-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 glusterfs-api-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 glusterfs-cli-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 glusterfs-client-xlators-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 glusterfs-events-3.8.4-54.el7rhgs.x86_64 Fri Jan 26 11:29:25 2018 glusterfs-fuse-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 glusterfs-ganesha-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:53 2018 glusterfs-geo-replication-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:58 2018 glusterfs-libs-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:43 2018 glusterfs-rdma-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:36:00 2018 glusterfs-server-3.8.4-54.el7rhgs.x86_64 Wed Jan 24 11:35:45 2018 Node names are: s51l017.cmc.be s51l018.cmc.be s51l019.cmc.be s51l020.cmc.be s51l021.cmc.be s51l022.cmc.be On node s51l017.cmc.be, the glusterd daemon crashed on 2018-03-30 11:50:19 This is the backtrace gathered by the glusterd.log: ... [2018-03-30 11:50:17.950735] I [MSGID: 106494] [glusterd-handler.c:3087:__glusterd_handle_cli_profile_volume] 0-management: Received volume profile req for volume orafin_smbq pending frames: frame : type(0) op(0) frame : type(0) op(0) patchset: git://git.gluster.com/glusterfs.git signal received: 11 time of crash: 2018-03-30 11:50:19 configuration details: argp 1 backtrace 1 dlfcn 1 libpthread 1 llistxattr 1 setfsid 1 spinlock 1 epoll.h 1 xattr.h 1 st_atim.tv_nsec 1 package-string: glusterfs 3.8.4 /lib64/libglusterfs.so.0(_gf_msg_backtrace_nomem+0xc2)[0x7f0bdcf47872] /lib64/libglusterfs.so.0(gf_print_trace+0x324)[0x7f0bdcf513a4] /lib64/libc.so.6(+0x35270)[0x7f0bdb5b0270] /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3f627)[0x7f0bd1a0b627] /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3ff2f)[0x7f0bd1a0bf2f] /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x72e47)[0x7f0bd1a3ee47] /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x7250a)[0x7f0bd1a3e50a] /lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0x90)[0x7f0bdcd10840] /lib64/libgfrpc.so.0(rpc_clnt_notify+0x1e7)[0x7f0bdcd10b27] /lib64/libgfrpc.so.0(rpc_transport_notify+0x23)[0x7f0bdcd0c9e3] /usr/lib64/glusterfs/3.8.4/rpc-transport/socket.so(+0x73d6)[0x7f0bcee583d6] /usr/lib64/glusterfs/3.8.4/rpc-transport/socket.so(+0x997c)[0x7f0bcee5a97c] /lib64/libglusterfs.so.0(+0x85846)[0x7f0bdcfa2846] /lib64/libpthread.so.0(+0x7e25)[0x7f0bdbda6e25] /lib64/libc.so.6(clone+0x6d)[0x7f0bdb67334d] ... Running the backtrace script to convert the symbols into function names: [root@test]# sh backtrace.sh /var/tmp/glusterfs-debuginfo-3.8.4-54.el7rhgs.x86_64.rpm glusterd.log eu-addr2line: /var/tmp/glusterfs-debuginfo-3.8.4-54.el7rhgs.x86_64/usr/lib/debug-->/usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so.debug: No such file or directory -->/usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3ff2f) eu-addr2line: /var/tmp/glusterfs-debuginfo-3.8.4-54.el7rhgs.x86_64/usr/lib/debug-->/usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so.debug: No such file or directory -->/usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3f806) /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3f627)[0x7f0bd1a0b627] glusterd_op_ac_brick_op_failed /usr/src/debug/glusterfs-3.8.4/xlators/mgmt/glusterd/src/glusterd-op-sm.c:5407 /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x3ff2f)[0x7f0bd1a0bf2f] glusterd_op_sm /usr/src/debug/glusterfs-3.8.4/xlators/mgmt/glusterd/src/glusterd-op-sm.c:8098 /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x72e47)[0x7f0bd1a3ee47] glusterd_mgmt_v3_lock_peers_cbk_fn /usr/src/debug/glusterfs-3.8.4/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c:923 /usr/lib64/glusterfs/3.8.4/xlator/mgmt/glusterd.so(+0x7250a)[0x7f0bd1a3e50a] glusterd_big_locked_cbk /usr/src/debug/glusterfs-3.8.4/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c:216 /usr/lib64/glusterfs/3.8.4/rpc-transport/socket.so(+0x73d6)[0x7f0bcee583d6] socket_event_poll_in /usr/src/debug/glusterfs-3.8.4/rpc/rpc-transport/socket/src/socket.c:2309 /usr/lib64/glusterfs/3.8.4/rpc-transport/socket.so(+0x997c)[0x7f0bcee5a97c] socket_event_handler /usr/src/debug/glusterfs-3.8.4/rpc/rpc-transport/socket/src/socket.c:2458 eu-addr2line: /var/tmp/glusterfs-debuginfo-3.8.4-54.el7rhgs.x86_64/usr/lib/debug/lib64/libglusterfs.so.0.debug: No such file or directory /lib64/libglusterfs.so.0(+0x85846)[0x7f0bdcfa2846] A sosreport with the -all-logs option is stored under /cases/02068887/sosreport-20180404-091805/s51l017.cmc.be Please, engineering assistance is needed to perform a RCA about this crash.