Bug 2367723

Summary:	[NFS-Ganesha] Running some of the commands (dd and git clone) on an NFS mount point results in an "Input/output error".
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Manisha Saini <msaini>
Component:	NFS-Ganesha	Assignee:	Frank Filz <ffilz>
Status:	CLOSED ERRATA	QA Contact:	Manisha Saini <msaini>
Severity:	urgent	Docs Contact:
Priority:	unspecified
Version:	8.1	CC:	cephqe-warriors, ffilz, kkeithle, tserlin
Target Milestone:	---	Keywords:	Automation, Regression
Target Release:	8.1
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	nfs-ganesha-6.5-15.el9cp; rhceph-container-8-468	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2025-06-26 12:32:17 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Manisha Saini 2025-05-21 04:54:11 UTC

Description of problem:
======================

dd command and git clone commands are resulting in Input Output error on NFS mount points.

----
[root@ceph-doremon-nfs-5fvu2q-node4 nfs]# dd if=/dev/urandom  of=/mnt/nfs/file1 bs=1G count=1
dd: closing output file '/mnt/nfs/file1': Input/output error
[root@ceph-doremon-nfs-5fvu2q-node4 nfs]# dd if=/dev/urandom  of=/mnt/nfs/file1 bs=1G count=1
dd: closing output file '/mnt/nfs/file1': Input/output error
----

# git clone git://git.linux-nfs.org/projects/bfields/pynfs.git
Cloning into 'pynfs'...
error: /mnt/nfs/pynfs/.git/hooks/applypatch-msg.sample: close error: Input/output error
fatal: cannot copy '/usr/share/git-core/templates/hooks/applypatch-msg.sample' to '/mnt/nfs/pynfs/.git/hooks/applypatch-msg.sample': Input/output error
[root@ceph-doremon-nfs-5fvu2q-node4 nfs]#



Version-Release number of selected component (if applicable):


How reproducible:
========
Everytime


Steps to Reproduce:
========
1. Create NFS cluster 
2. Create NFS export and mount it on client
3. Create file using dd command ---> Input Output error
4. Clone the pynfs suite on mount point --> Input Output error

Actual results:
=======
DD commands and git commands failing with -->
dd: closing output file '/mnt/nfs/file1': Input/output error


Expected results:
========
DD commands and git commands should not result in "Input Output error"

Additional info:

Comment 11 errata-xmlrpc 2025-06-26 12:32:17 UTC

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