linux-azure: 4.15.0-1043.47 -proposed tracker

[Stefan Bader]

This bug will contain status and test results related to a kernel source (or snap) as stated in the title.

For an explanation of the tasks and the associated workflow see:
  https://wiki.ubuntu.com/Kernel/kernel-sru-workflow

backports: bug 1826229 (trusty/linux-azure)

-- swm properties --
boot-testing-requested: true
bugs-spammed: true
phase: Signoff
phase-changed: Monday, 06. May 2019 05:32 UTC
proposed-announcement-sent: true
proposed-testing-requested: true
reason:
  regression-testing: Ongoing -- testing in progress
  security-signoff: Pending -- waiting for signoff
  stakeholder-signoff: Pending -- waiting for signoff

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux-azure - 4.15.0-1045.49

---------------
linux-azure (4.15.0-1045.49) xenial; urgency=medium

  * [linux-azure] Storage performance drop on RAID (LP: #1828248)
    - Revert "blk-mq: remove the request_list usage"

  [ Ubuntu: 4.15.0-50.54 ]

  * CVE-2018-12126 // CVE-2018-12127 // CVE-2018-12130
    - Documentation/l1tf: Fix small spelling typo
    - x86/cpu: Sanitize FAM6_ATOM naming
    - kvm: x86: Report STIBP on GET_SUPPORTED_CPUID
    - locking/atomics, asm-generic: Move some macros from <linux/bitops.h> to a
      new <linux/bits.h> file
    - tools include: Adopt linux/bits.h
    - x86/msr-index: Cleanup bit defines
    - x86/speculation: Consolidate CPU whitelists
    - x86/speculation/mds: Add basic bug infrastructure for MDS
    - x86/speculation/mds: Add BUG_MSBDS_ONLY
    - x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests
    - x86/speculation/mds: Add mds_clear_cpu_buffers()
    - x86/speculation/mds: Clear CPU buffers on exit to user
    - x86/kvm/vmx: Add MDS protection when L1D Flush is not active
    - x86/speculation/mds: Conditionally clear CPU buffers on idle entry
    - x86/speculation/mds: Add mitigation control for MDS
    - x86/speculation/mds: Add sysfs reporting for MDS
    - x86/speculation/mds: Add mitigation mode VMWERV
    - Documentation: Move L1TF to separate directory
    - Documentation: Add MDS vulnerability documentation
    - x86/speculation/mds: Add mds=full,nosmt cmdline option
    - x86/speculation: Move arch_smt_update() call to after mitigation decisions
    - x86/speculation/mds: Add SMT warning message
    - x86/speculation/mds: Fix comment
    - x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off
    - x86/speculation/mds: Add 'mitigations=' support for MDS
  * CVE-2017-5715 // CVE-2017-5753
    - s390/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5753 // CVE-2017-5754 // CVE-2018-3639
    - powerpc/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5754 // CVE-2018-3620 // CVE-2018-3639 //
    CVE-2018-3646
    - cpu/speculation: Add 'mitigations=' cmdline option
    - x86/speculation: Support 'mitigations=' cmdline option
  * Packaging resync (LP: #1786013)
    - [Packaging] resync git-ubuntu-log

linux-azure (4.15.0-1044.48) xenial; urgency=medium

  * linux-azure: 4.15.0-1044.48 -proposed tracker (LP: #1826354)

  * [linux-azure] Include mainline commits fc96df16a1ce and ba50bf1ce9a5 in
    Azure kernel (LP: #1821378)
    - Drivers: hv: vmbus: Return -EINVAL for the sys files for unopened channels
    - Drivers: hv: vmbus: Check for ring when getting debug info

  * [linux-azure] Commit To Improve NVMe Performance (LP: #1819689)
    - blk-mq: remove the request_list usage

  [ Ubuntu: 4.15.0-49.53 ]

  * linux: 4.15.0-49.53 -proposed tracker (LP: #1826358)
  * Backport support for software count cache flush Spectre v2 mitigation. (CVE)
    (required for POWER9 DD2.3) (LP: #1822870)
    - powerpc/64s: Add support for ori barrier_nospec patching
    - powerpc/64s: Patch barrier_nospec in modules
    - powerpc/64s: Enable barrier_nospec based on firmware settings
    - powerpc...

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux-azure - 4.15.0-1045.49~14.04.1

---------------
linux-azure (4.15.0-1045.49~14.04.1) trusty; urgency=medium

  [ Ubuntu: 4.15.0-1045.49 ]

  * [linux-azure] Storage performance drop on RAID (LP: #1828248)
    - Revert "blk-mq: remove the request_list usage"
  * CVE-2018-12126 // CVE-2018-12127 // CVE-2018-12130
    - Documentation/l1tf: Fix small spelling typo
    - x86/cpu: Sanitize FAM6_ATOM naming
    - kvm: x86: Report STIBP on GET_SUPPORTED_CPUID
    - locking/atomics, asm-generic: Move some macros from <linux/bitops.h> to a
      new <linux/bits.h> file
    - tools include: Adopt linux/bits.h
    - x86/msr-index: Cleanup bit defines
    - x86/speculation: Consolidate CPU whitelists
    - x86/speculation/mds: Add basic bug infrastructure for MDS
    - x86/speculation/mds: Add BUG_MSBDS_ONLY
    - x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests
    - x86/speculation/mds: Add mds_clear_cpu_buffers()
    - x86/speculation/mds: Clear CPU buffers on exit to user
    - x86/kvm/vmx: Add MDS protection when L1D Flush is not active
    - x86/speculation/mds: Conditionally clear CPU buffers on idle entry
    - x86/speculation/mds: Add mitigation control for MDS
    - x86/speculation/mds: Add sysfs reporting for MDS
    - x86/speculation/mds: Add mitigation mode VMWERV
    - Documentation: Move L1TF to separate directory
    - Documentation: Add MDS vulnerability documentation
    - x86/speculation/mds: Add mds=full,nosmt cmdline option
    - x86/speculation: Move arch_smt_update() call to after mitigation decisions
    - x86/speculation/mds: Add SMT warning message
    - x86/speculation/mds: Fix comment
    - x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off
    - x86/speculation/mds: Add 'mitigations=' support for MDS
  * CVE-2017-5715 // CVE-2017-5753
    - s390/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5753 // CVE-2017-5754 // CVE-2018-3639
    - powerpc/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5754 // CVE-2018-3620 // CVE-2018-3639 //
    CVE-2018-3646
    - cpu/speculation: Add 'mitigations=' cmdline option
    - x86/speculation: Support 'mitigations=' cmdline option
  * Packaging resync (LP: #1786013)
    - [Packaging] resync git-ubuntu-log

linux-azure (4.15.0-1044.48~14.04.1) trusty; urgency=medium

  * linux-azure: 4.15.0-1044.48~14.04.1 -proposed tracker (LP: #1826352)

  * Packaging resync (LP: #1786013)
    - [Packaging] resync git-ubuntu-log
    - [Packaging] update helper scripts

  [ Ubuntu: 4.15.0-1044.48 ]

  * linux-azure: 4.15.0-1044.48 -proposed tracker (LP: #1826354)
  * [linux-azure] Include mainline commits fc96df16a1ce and ba50bf1ce9a5 in
    Azure kernel (LP: #1821378)
    - Drivers: hv: vmbus: Return -EINVAL for the sys files for unopened channels
    - Drivers: hv: vmbus: Check for ring when getting debug info
  * [linux-azure] Commit To Improve NVMe Performance (LP: #1819689)
    - blk-mq: remove the request_list usage
  * linux: 4.15.0-49.53 -proposed tracker (LP: #1826358)
  * Backport support for software count cache flush Spectre v2 mitigation. (CVE)
    (required for POWER9 DD...