jammy/linux: 5.15.0-23.23 -proposed tracker

[Paolo Pisati]

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

-- swm properties --
boot-testing-requested: true
built:
  route-entry: 2
delta:
  promote-to-proposed:
  - meta
  - signed
  - lrs
  - main
  - lrm
  - lrg
  promote-to-release:
  - lrs
  - meta
  - signed
  - lrm
  - main
  sru-review:
  - lrg
  - main
  - signed
  - meta
  - lrm
  - lrs
packages:
  lrg: linux-restricted-generate
  lrm: linux-restricted-modules
  lrs: linux-restricted-signatures
  main: linux
  meta: linux-meta
  signed: linux-signed
phase: Complete
phase-changed: Friday, 18. March 2022 16:10 UTC
proposed-announcement-sent: true
proposed-testing-requested: true
reason: {}
synthetic:
  :promote-to-as-proposed: Fix Released
trackers:
  focal/linux-hwe-5.15: bug 1964906
  jammy/linux-aws: bug 1965768
  jammy/linux-azure: bug 1965771
  jammy/linux-gcp: bug 1965774
  jammy/linux-gke: bug 1965775
  jammy/linux-ibm-gt: bug 1965778
  jammy/linux-intel-iotg: bug 1965790
  jammy/linux-kvm: bug 1965770
  jammy/linux-lowlatency: bug 1964971
  jammy/linux-oracle: bug 1965779
  jammy/linux-raspi: bug 1965283
  jammy/linux-realtime: bug 1964988
  jammy/linux-riscv: bug 1965783
  jammy/linux-uc22: bug 1965434
variant: debs
versions:
  lrm: 5.15.0-23.23+1
  main: 5.15.0-23.23
  meta: 5.15.0.23.25
  signed: 5.15.0-23.23
versions-replace:
  lrm:
  - 5.15.0-22.23
~~:
  clamps:
    self: 5.15.0-23.23

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 5.15.0-23.23

---------------
linux (5.15.0-23.23) jammy; urgency=medium

  * jammy/linux: 5.15.0-23.23 -proposed tracker (LP: #1964573)

  * Packaging resync (LP: #1786013)
    - [Packaging] resync dkms-build{,--nvidia-N} from LRMv5
    - debian/dkms-versions -- update from kernel-versions (main/master)

  * [22.04 FEAT] KVM: Enable GISA support for Secure Execution guests
    (LP: #1959977)
    - KVM: s390: pv: make use of ultravisor AIV support

  * intel_iommu breaks Intel IPU6 camera: isys port open ready failed -16
    (LP: #1958004)
    - SAUCE: iommu: intel-ipu: use IOMMU passthrough mode for Intel IPUs

  * CVE-2022-23960
    - ARM: report Spectre v2 status through sysfs
    - ARM: early traps initialisation
    - ARM: use LOADADDR() to get load address of sections
    - ARM: Spectre-BHB workaround
    - ARM: include unprivileged BPF status in Spectre V2 reporting
    - arm64: Add Neoverse-N2, Cortex-A710 CPU part definition
    - arm64: Add HWCAP for self-synchronising virtual counter
    - arm64: Add Cortex-X2 CPU part definition
    - arm64: add ID_AA64ISAR2_EL1 sys register
    - arm64: cpufeature: add HWCAP for FEAT_AFP
    - arm64: cpufeature: add HWCAP for FEAT_RPRES
    - arm64: entry.S: Add ventry overflow sanity checks
    - arm64: spectre: Rename spectre_v4_patch_fw_mitigation_conduit
    - KVM: arm64: Allow indirect vectors to be used without SPECTRE_V3A
    - arm64: entry: Make the trampoline cleanup optional
    - arm64: entry: Free up another register on kpti's tramp_exit path
    - arm64: entry: Move the trampoline data page before the text page
    - arm64: entry: Allow tramp_alias to access symbols after the 4K boundary
    - arm64: entry: Don't assume tramp_vectors is the start of the vectors
    - arm64: entry: Move trampoline macros out of ifdef'd section
    - arm64: entry: Make the kpti trampoline's kpti sequence optional
    - arm64: entry: Allow the trampoline text to occupy multiple pages
    - arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations
    - arm64: entry: Add vectors that have the bhb mitigation sequences
    - arm64: entry: Add macro for reading symbol addresses from the trampoline
    - arm64: Add percpu vectors for EL1
    - arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2
    - arm64: Mitigate spectre style branch history side channels
    - KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated
    - arm64: Use the clearbhb instruction in mitigations
    - arm64: proton-pack: Include unprivileged eBPF status in Spectre v2
      mitigation reporting
    - ARM: fix build error when BPF_SYSCALL is disabled

  * CVE-2021-26401
    - x86/speculation: Use generic retpoline by default on AMD
    - x86/speculation: Update link to AMD speculation whitepaper
    - x86/speculation: Warn about Spectre v2 LFENCE mitigation
    - x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT

  * CVE-2022-0001
    - x86,bugs: Unconditionally allow spectre_v2=retpoline,amd
    - x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE
    - x86/speculation: Add eIBRS + Retpoline options
    - Document...

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

All tasks have been completed and the bug is being set to Fix Released