linux-kernel - NFSv4: truncate returns I/O error

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 06 Mar 2012 11:10:11 +0100
From:	Miklos Szeredi <miklos@...redi.hu>
To:	Trond Myklebust <Trond.Myklebust@...app.com>
CC:	linux-nfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: NFSv4: truncate returns I/O error

The attached test program reliably fails on an NFSv4 mount.

# mount -tnfs -onfsvers=4 127.0.0.1:/ /mnt/nfs
# ./truncate-test /mnt/nfs/tmp/xyz
truncate: Input/output error

Thanks,
Miklos


View attachment "truncate-test.c" of type "text/x-csrc" (318 bytes)