group.of.nepali.translators team mailing list archive

[Launchpad Bug Tracker <1633128@xxxxxxxxxxxxxxxxxx>]

This bug was fixed in the package linux - 4.8.0-30.32

---------------
linux (4.8.0-30.32) yakkety; urgency=low

  * CVE-2016-8655 (LP: #1646318)
    - packet: fix race condition in packet_set_ring

 -- Brad Figg <brad.figg@xxxxxxxxxxxxx>  Thu, 01 Dec 2016 08:02:53 -0800

** Changed in: linux (Ubuntu)
       Status: In Progress => Fix Released

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2016-8655

-- 
You received this bug notification because you are a member of नेपाली
भाषा समायोजकहरुको समूह, which is subscribed to Xenial.
Matching subscriptions: Ubuntu 16.04 Bugs
https://bugs.launchpad.net/bugs/1633128

Title:
  ISST-LTE:pVM nvme 0000:a0:00.0: iommu_alloc failed on NVMe card

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Released
Status in linux source package in Yakkety:
  Fix Released

Bug description:
  == Comment: #0 - Chanh H. Nguyen <chnguyen@xxxxxxxxxx> - 2016-06-02 14:22:00 ==
  There are a huge iommu_alloc failure on the dmesg log during our ST run on the nvme card. 

  
  root@br502lp2:~# uname -r
  4.4.0-22-generic
  root@br502lp2:~# free -g
                total        used        free      shared  buff/cache   available
  Mem:            376           1         101           0         273         373
  Swap:            10           0          10

  root@br502lp2:~# dmesg |grep "iommu_alloc"
  [  844.572656] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000001c1a70000 npages 16
  [  844.572658] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000000c3510000 npages 16
  [  844.572664] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000023c0260000 npages 16
  [  844.572694] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000000c35b0000 npages 16
  [  844.572700] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000001c1a70000 npages 16
  [  844.572703] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000023c7a90000 npages 16
  [  844.572718] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000000c35b0000 npages 16
  [  844.572727] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000001c1a70000 npages 16
  [  844.572730] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000023c7a90000 npages 16
  [  844.572746] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c0000023c7a90000 npages 16
  [ 1033.500635] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c000002a64500000 npages 16
  [ 1033.500894] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c000002a64500000 npages 16
  [ 1033.501290] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c000003b80d10000 npages 16
  [ 1033.501337] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 vaddr c000002903910000 npages 16
  [ 1033.501590] nvme 0001:01:00.0: iommu_alloc failed, tbl c00000466a2bfc00 

  root@br502lp2:~# cat /proc/cmdline
  BOOT_IMAGE=/boot/vmlinux-4.4.0-22-generic root=UUID=2852021a-6954-42a9-8c69-7a58ccfbb65d ro xmon=on disable_ddw splash quiet crashkernel=384M-:128M

  root@br502lp2:~# lsmcode
  Version of System Firmware is FW840.20 (SC840_100) (t) FW840.10 (SC840_079) (p) FW840.20 (SC840_100) (b)
  Version of PFW is 14492016042881CF0681

  == Comment: #4 - Mauricio Faria De Oliveira <mauricfo@xxxxxxxxxx> - 2016-10-13 10:16:40 ==
  Hi Canonical,

  This patch series that resolves this problem made linux mainline in the 4.9 merge window:
  ("dma-mapping, powerpc, nvme: introduce the DMA_ATTR_NO_WARN attribute")

  Can you please apply it on 16.04.x?

  Thanks!

  Links/commits
  ---

  [1] "dma-mapping: introduce the DMA_ATTR_NO_WARN attribute"
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a9a62c9384417545620aee1b5ad1d9357350c17a
  [2] "powerpc: implement the DMA_ATTR_NO_WARN attribute"
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=af8a24988e48f9ed20acf4d5230ac216d5baf723
  [3] "nvme: use the DMA_ATTR_NO_WARN attribute"
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2b6b535d9158b822a45080b3d6d5b2993fd49e5a

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1633128/+subscriptions