i am facing the issue and i have updated the bug report. As per comment will you please check hpsa persion used for verification and also exact kernel patches which has the fixes. please update the bug once you find out the difference
(03:46:45 PM) narindergupta: also now seeing hpsa 0000:03:00.0 board not ready, timed out -- 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/1604314 Title: [Xenial] iommu/amd: Fix unity mapping initialization race Status in linux package in Ubuntu: Triaged Status in linux source package in Xenial: Triaged Bug description: == Xenial SRU Justification == HP Gen8 servers were having kernel panics with the 4.2 and 4.4 kernel which is apparently resolved with the following commits. HP would like to see these SRU'd for Xenial. commit 0caa7616a6aca449dd68b58cb29bd491d296c2d5 Author: Aaron Campbell <aa...@monkey.org> Date: Sat Jul 2 21:23:24 2016 -0300 iommu/vt-d: Fix infinite loop in free_all_cpu_cached_iovas commit 522e5cb76d0663c88f96b6a8301451c8efa37207 Author: Joerg Roedel <jroe...@suse.de> Date: Fri Jul 1 16:42:55 2016 +0200 iommu/amd: Fix unity mapping initialization race == Testing == HP confirms their testing shows these patches resolves the issue on several test machines. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1604314/+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
