It looks like the fix for this bug is in mainline as of 3.19-rc5: 06bed7d LOCKD: Fix a race when initialising nlmsvc_timeout
git describe --contains 06bed7d v3.19-rc5~13^2~5 The fix was also cc'd to stable, and it is working it's way through the stable releases. It has made it's way into the linux-3.13.y-queue branch of the upstream 3.13 kernel: 1185361 LOCKD: Fix a race when initialising nlmsvc_timeout Trusty will pick up this fix when it gets the 3.13 upstream updates. ** Also affects: linux (Ubuntu Trusty) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Trusty) Status: New => Triaged ** Changed in: linux (Ubuntu Trusty) Importance: Undecided => Medium -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1358226 Title: kernel and lockd xprt_adjust_timeout rq_timeout Status in linux package in Ubuntu: Triaged Status in linux source package in Trusty: Triaged Bug description: I am seeing the following messages in syslog. There are no other messages around that time to suggest why it is happening. Aug 18 11:01:16 hostname kernel: [943559.414398] xprt_adjust_timeout: rq_timeout = 0! Aug 18 11:01:16 hostname kernel: [943559.414401] lockd: server nfs_server not responding, still trying Aug 18 11:01:16 hostname kernel: [943559.415347] lockd: server nfs_server OK System is: Linux hostname 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Ubuntu 14.04.1 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1358226/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp