From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; fr-FR; rv:1.7.8) Gecko/20050511 Firefox/1.0.4 Description of problem: Mounting/unmounting the same remote directory repeatedly hangs the client: # mount -t nfs pelles:/outils/linux/local /usr/local # mount | fgrep pelles pelles:/outils/linux/local on /usr/local type nfs (rw,addr=172.16.4.204) # umount /usr/local # # mount -t nfs pelles:/outils/linux/local /usr/local # mount | fgrep pelles pelles:/outils/linux/local on /usr/local type nfs (rw,addr=172.16.4.204) # umount /usr/local # # mount -t nfs pelles:/outils/linux/local /usr/local [***hangs here for a few minutes***] mount: pelles:/outils/linux/local: can't read superblock # mount | fgrep pelles # # mount -t nfs pelles:/outils/linux/local /usr/local # mount | fgrep pelles pelles:/outils/linux/local on /usr/local type nfs (rw,addr=172.16.4.204) # umount /usr/local # The NFS server is running IRIX: $ uname -aR IRIX64 pelles 6.5 6.5.23f 01080747 IP27 $ I cannot reproduce the client hanging with a Solaris 8 NFS server: $ uname -a SunOS uriens 5.8 Generic_108528-22 sun4u sparc SUNW,Sun-Fire-480R $ This could be a problem with IRIX, but on the other hand we have been running Red Hat 9, Fedora Core 2, and Solaris 8 client workstations without such problems for years. Version-Release number of selected component (if applicable): nfs-utils-1.0.7-8 How reproducible: Sometimes Steps to Reproduce: 1. mount -t nfs irix:/bar /mnt/foo ; umount /mnt/foo 2. repeat 1 until client hangs Additional info:
*** This bug has been marked as a duplicate of 160514 ***