On 5/21/25 10:11 AM, Yan, Haixiao (CN) wrote:
On linux-5.10.y, my testcase run failed:
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mount - t nfs [::1]:/mnt/nfs_root /mnt/v6 -o nfsvers=3 mount.nfs: requested NFS version or transport protocol is not supported
The first bad commit is:
commit 7229200f68662660bb4d55f19247eaf3c79a4217 Author: Chuck Lever chuck.lever@oracle.com Date: Mon Jun 3 10:35:02 2024 -0400
nfsd: don't allow nfsd threads to be signalled.
[ Upstream commit 3903902401451b1cd9d797a8c79769eb26ac7fe5 ]
commit 3903902401451b1cd9d797a8c79769eb26ac7fe5 Author: NeilBrown neilb@suse.de AuthorDate: Tue Jul 18 16:38:08 2023 +1000 Commit: Chuck Lever chuck.lever@oracle.com CommitDate: Tue Aug 29 17:45:22 2023 -0400
nfsd: don't allow nfsd threads to be signalled.
Adding Neil and the linux-nfs@ list ...
Here is the test log:
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# dd if=/ dev/zero of=/tmp/nfs.img bs=1M count=100 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 0.0386658 s, 2.7 GB/s root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mkfs / tmp/nfs.img mke2fs 1.46.1 (9-Feb-2021) Discarding device blocks: 1024/102400 done Creating filesystem with 102400 1k blocks and 25688 inodes Filesystem UUID: 77e3bc56-46bb-4e5c-9619-d9a0c0999958 Superblock backups stored on blocks: 8193, 24577, 40961, 57345, 73729
Allocating group tables: 0/13 done Writing inode tables: 0/13 done Writing superblocks and filesystem accounting information: 0/13 done root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mount / tmp/nfs.img /mnt
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mkdir / mnt/nfs_root
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# touch / etc/exports
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# echo '/ mnt/nfs_root *(insecure,rw,async,no_root_squash)' >> /etc/exports
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# /opt/ wr-test/bin/svcwp.sh nfsserver restart stopping mountd: done stopping nfsd: ..........failed using signal 9: ..........failed exportfs: /etc/exports [1]: Neither 'subtree_check' or 'no_subtree_check' specified for export "*:/mnt/nfs_root". Assuming default behaviour ('no_subtree_check'). NOTE: this default has changed since nfs-utils version 1.0.x
starting 8 nfsd kernel threads: done starting mountd: done exportfs: /etc/exports [1]: Neither 'subtree_check' or 'no_subtree_check' specified for export "*:/mnt/nfs_root". Assuming default behaviour ('no_subtree_check'). NOTE: this default has changed since nfs-utils version 1.0.x root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# echo hello > /mnt/nfs_root/hello.txt
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mkdir / mnt/v6
root@intel-x86-64:/opt/wr-test/testcases/userspace/nfs-utils_v6# mount - t nfs [::1]:/mnt/nfs_root /mnt/v6 -o nfsvers=3 mount.nfs: requested NFS version or transport protocol is not supported
Thanks, Haixiao
I am not able to reproduce this behavior:
[root@pynfs-nfsd ~]# mount -v -o vers=3 [::1]:/export/pynfs-4.0 /mnt mount.nfs: timeout set for Wed May 21 10:55:59 2025 mount.nfs: trying text-based options 'vers=3,addr=::1' mount.nfs: prog 100003, trying vers=3, prot=6 mount.nfs: trying ::1 prog 100003 vers 3 prot TCP port 2049 mount.nfs: prog 100005, trying vers=3, prot=17 mount.nfs: trying ::1 prog 100005 vers 3 prot UDP port 20048 [root@pynfs-nfsd ~]# nfsstat -m /mnt from [::1]:/export/pynfs-4.0 Flags: rw,relatime,vers=3,rsize=1048576,wsize=1048576,namlen=255,hard,proto=tcp6,timeo=600,retrans=2,sec=sys,mountaddr=::1,mountvers=3,mountport=20048,mountproto=udp6,local_lock=none,addr=::1
[root@pynfs-nfsd ~]# uname -r 5.10.237-g024a4a45fdf8 [root@pynfs-nfsd ~]# cat /etc/redhat-release Fedora release 33 (Thirty Three) [root@pynfs-nfsd ~]#
Maybe I missed something.