[ubuntu/focal-proposed] linux-bluefield 5.4.0-1040.44 (Accepted)

[Andy Whitcroft]

linux-bluefield (5.4.0-1040.44) focal; urgency=medium

  * focal/linux-bluefield: 5.4.0-1040.44 -proposed tracker (LP: #1978639)

  * fix ref leak when switching zones (LP: #1979009)
    - net/sched: act_ct: fix ref leak when switching zones

  * Fix XFRM flags validity check (LP: #1978967)
    - SAUCE: net/xfrm: Fix XFRM flags validity check

  [ Ubuntu: 5.4.0-121.137 ]

  * focal/linux: 5.4.0-121.137 -proposed tracker (LP: #1978666)
  * Packaging resync (LP: #1786013)
    - debian/dkms-versions -- update from kernel-versions (main/2022.05.30)
  * CVE-2022-28388
    - can: usb_8dev: usb_8dev_start_xmit(): fix double dev_kfree_skb() in error
      path
  * test_vxlan_under_vrf.sh in net from ubuntu_kernel_selftests failed (Check VM
    connectivity through VXLAN (underlay in the default VRF) [FAIL])
    (LP: #1871015)
    - selftests: net: test_vxlan_under_vrf: fix HV connectivity test
  * [UBUNTU 20.04] CPU-MF: add extended counter set definitions for new IBM z16
    (LP: #1974433)
    - s390/cpumf: add new extended counter set for IBM z16
  * [UBUNTU 20.04] KVM nesting support leaks too much memory, might result in
    stalls during cleanup (LP: #1974017)
    - KVM: s390: vsie/gmap: reduce gmap_rmap overhead
  * [UBUNTU 20.04] Null Pointer issue in nfs code running Ubuntu on IBM Z
    (LP: #1968096)
    - NFS: Fix up nfs_ctx_key_to_expire()

  [ Ubuntu: 5.4.0-120.136 ]

  * CVE-2022-21123 // CVE-2022-21125 // CVE-2022-21166
    - cpu/speculation: Add prototype for cpu_show_srbds()
    - x86/cpu: Add Jasper Lake to Intel family
    - x86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel
      CPU family
    - x86/cpu: Add another Alder Lake CPU to the Intel family
    - Documentation: Add documentation for Processor MMIO Stale Data
    - x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug
    - x86/speculation: Add a common function for MD_CLEAR mitigation update
    - x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data
    - x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations
    - x86/speculation/mmio: Enable CPU Fill buffer clearing on idle
    - x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
    - x86/speculation/srbds: Update SRBDS mitigation selection
    - x86/speculation/mmio: Reuse SRBDS mitigation for SBDS
    - KVM: x86/speculation: Disable Fill buffer clear within guests
    - x86/speculation/mmio: Print SMT warning

Date: 2022-06-22 13:17:09.381836+00:00
Changed-By: Zachary Tahenakos <zachary.tahenakos at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux-bluefield/5.4.0-1040.44
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