kernel-packages team mailing list archive

[dann frazier <dann.frazier@xxxxxxxxxxxxx>]

OK, thanks for the update. Will set to Incomplete for now. Once your
investigation is complete, please change the status back to NEW if you
believe there is an OS issue, or Invalid if the issue needs to be
resolved in the VM layer.

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

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https://bugs.launchpad.net/bugs/1552788

Title:
  network lost after large number of reboots

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  ---Problem Description---
  network lost after large number of reboots (>500)
   
  Contact Information = pschmidt@xxxxxxxxxx 
   
  ---uname output---
  Linux s8330025 4.4.0-2-generic #16-Ubuntu SMP Thu Jan 28 15:44:18 UTC 2016 s390x s390x s390x GNU/Linux
   
  Machine Type = s390 z/VM Guest 
   
  ---Steps to Reproduce---
   reboot z/VM guest several times >500. After a large number of reboots the network interfaces doesn't come up any more. The z/VM guest boots fine, unless the missing network. Impossible to bring up network again manually.

  ==

  Further debug shows that it is the "ip link set enccw0.0.f5f0 up" that
  is failing with "RTNETLINK answers: Operation not permitted".  Looking
  for further debug assistance in determining why the CAP_NET_ADMIN
  check for the root user running ip might be failing.

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