This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- yakkety' to 'verification-done-yakkety'.
If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! -- 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/1632116 Title: Paths not failed properly when unmapping virtual FC ports in VIOS (using ibmvfc) Status in linux package in Ubuntu: Fix Committed Status in linux source package in Xenial: Fix Committed Status in linux source package in Yakkety: Fix Committed Bug description: ---Problem Description--- vios vfc unmap (vfcmap -vadapter vfchost0 -fcp) can result in no i/o being retried nor device offline. ---uname output--- Linux ubuntu16 4.4.0-9136-generic #55-Ubuntu SMP Fri Aug 26 05:56:24 UTC 2016 ppc64le ppc64le ppc64le GNU/Linux Machine Type = Power8 LPAR ---Steps to Reproduce--- Ubuntu 16.10 lpar with two vfc adapters mapped to SAN Storage and configured with mulitpath. In vios do: vfcmap -vadapter vfchost0 -fcp (where vfchost0 maps to test lpar). multipath -ll and lvm commands hang in linux lpar. tail /var/log/message hangs sometimes. multipath doesn't see failing devices and doesn't mark paths down. Fyi ... .... the following patch fixes the problem, which is now upstream accepted in the scsi tree as http://git.kernel.org/cgit/linux/kernel/git/mkp/scsi.git/commit/?h=for-next&id=07d0e9a847401ffd2f09bd450d41644cd090e81d ("scsi: ibmvfc: Fix I/O hang when port is not mapped") To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1632116/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : firstname.lastname@example.org Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp