Description of problem: NFS mount exits with error and NFS daemon goes in error state on ceph build 19.1.0-61 NFS configuration succeeds on node and export for CephFS subvolume also succeeds. But during mount, mount exists with error as below, 2024-08-29 16:50:43,808 (cephci.snapshot_clone.cg_snap_test) [INFO] - cephci.RH.8.0.rhel-9.Regression.19.1.0-61.cephfs.15.cephci.ceph.ceph.py:1596 - Running command mount -t nfs -o port=2049 ceph-regression-lcmn0e-vybdku-node6:/export_572_sv_def_1 /mnt/cephfs_nfs_q9z/ on 10.0.195.26 timeout 600 2024-08-29 16:52:49,536 (cephci.snapshot_clone.cg_snap_test) [ERROR] - cephci.RH.8.0.rhel-9.Regression.19.1.0-61.cephfs.15.cephci.ceph.ceph.py:1632 - Error 32 during cmd, timeout 600 2024-08-29 16:52:49,537 (cephci.snapshot_clone.cg_snap_test) [ERROR] - cephci.RH.8.0.rhel-9.Regression.19.1.0-61.cephfs.15.cephci.ceph.ceph.py:1633 - Created symlink /run/systemd/system/remote-fs.target.wants/rpc-statd.service → /usr/lib/systemd/system/rpc-statd.service. mount.nfs: Connection refused NFS daemon is in error state, nfs.cephfs-nfs.0.0.ceph-regression-lcmn0e-vybdku-node6.eslxgj ceph-regression-lcmn0e-vybdku-node6 *:2049 error 13s ago 9h - - <unknown> <unknown> <unknown> /var/log/messages has below relevant messages, Aug 29 16:49:50 ceph-regression-lcmn0e-vybdku-node6 systemd[1]: Starting Ceph nfs.cephfs-nfs.0.0.ceph-regression-lcmn0e-vybdku-node6.eslxgj for c89bcfc2-6643-11ef-8abd-fa163e19bea8... Aug 29 16:49:50 ceph-regression-lcmn0e-vybdku-node6 ceph-c89bcfc2-6643-11ef-8abd-fa163e19bea8-nfs-cephfs-nfs-0-0-ceph-regression-lcmn0e-vybdku-node6-eslxgj[33310]: 29/08/2024 20:49:50 : epoch 66d0deee : ceph-regression-lcmn0e-vybdku-node6 : ganesha.nfsd-2[main] main :MAIN :FATAL :Error setting prctl PR_SET_IO_FLUSHER flag: Operation not permitted Aug 29 16:49:50 ceph-regression-lcmn0e-vybdku-node6 systemd[1]: Started Ceph nfs.cephfs-nfs.0.0.ceph-regression-lcmn0e-vybdku-node6.eslxgj for c89bcfc2-6643-11ef-8abd-fa163e19bea8. Aug 29 16:49:50 ceph-regression-lcmn0e-vybdku-node6 systemd[1]: ceph-c89bcfc2-6643-11ef-8abd-fa163e19bea8.0.0.ceph-regression-lcmn0e-vybdku-node6.eslxgj.service: Main process exited, code=exited, status=2/INVALIDARGUMENT Aug 29 16:49:50 ceph-regression-lcmn0e-vybdku-node6 systemd[1]: ceph-c89bcfc2-6643-11ef-8abd-fa163e19bea8.0.0.ceph-regression-lcmn0e-vybdku-node6.eslxgj.service: Failed with result 'exit-code'. Version-Release number of selected component (if applicable): 19.1.0-61 How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info: System logs copied to magna002 server @ http://magna002.ceph.redhat.com/ceph-qe-logs/suma/issues/nfs_error_quiesce/node6/ Test logs : http://magna002.ceph.redhat.com/cephci-jenkins/results/openstack/RH/8.0/rhel-9/Regression/19.1.0-61/cephfs/15/tier-1_cephfs_cg_quiesce/cg_snap_interop_workflow_2_0.log
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Important: Red Hat Ceph Storage 8.1 security, bug fix, and enhancement updates), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2025:9775