linux: 4.13.0-44.49 -proposed tracker

[Stefan Bader]

This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload.

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

backports: bug 1772953 (linux-gcp), bug 1772956 (linux-oem), bug 1772957 (linux-hwe)
derivatives: bug 1772952 (linux-raspi2)
-- swm properties --
boot-testing-requested: true
bugs-spammed: true
phase: Promoted to proposed
proposed-announcement-sent: true
proposed-testing-requested: true

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.13.0-45.50

---------------
linux (4.13.0-45.50) artful; urgency=medium

  * linux: 4.13.0-45.50 -proposed tracker (LP: #1774124)

  * CVE-2018-3639 (x86)
    - SAUCE: Set generic SSBD feature for Intel cpus

linux (4.13.0-44.49) artful; urgency=medium

  * linux: 4.13.0-44.49 -proposed tracker (LP: #1772951)

  * CVE-2018-3639 (x86)
    - x86/cpu: Make alternative_msr_write work for 32-bit code
    - x86/cpu/AMD: Fix erratum 1076 (CPB bit)
    - x86/bugs: Fix the parameters alignment and missing void
    - KVM: SVM: Move spec control call after restore of GS
    - x86/speculation: Use synthetic bits for IBRS/IBPB/STIBP
    - x86/cpufeatures: Disentangle MSR_SPEC_CTRL enumeration from IBRS
    - x86/cpufeatures: Disentangle SSBD enumeration
    - x86/cpufeatures: Add FEATURE_ZEN
    - x86/speculation: Handle HT correctly on AMD
    - x86/bugs, KVM: Extend speculation control for VIRT_SPEC_CTRL
    - x86/speculation: Add virtualized speculative store bypass disable support
    - x86/speculation: Rework speculative_store_bypass_update()
    - x86/bugs: Unify x86_spec_ctrl_{set_guest,restore_host}
    - x86/bugs: Expose x86_spec_ctrl_base directly
    - x86/bugs: Remove x86_spec_ctrl_set()
    - x86/bugs: Rework spec_ctrl base and mask logic
    - x86/speculation, KVM: Implement support for VIRT_SPEC_CTRL/LS_CFG
    - KVM: SVM: Implement VIRT_SPEC_CTRL support for SSBD
    - x86/bugs: Rename SSBD_NO to SSB_NO
    - KVM: VMX: Expose SSBD properly to guests.

  * [Ubuntu 16.04] kernel: fix rwlock implementation (LP: #1761674)
    - SAUCE: (no-up) s390: fix rwlock implementation

  * CVE-2018-7492
    - rds: Fix NULL pointer dereference in __rds_rdma_map

  * CVE-2018-8781
    - drm: udl: Properly check framebuffer mmap offsets

  * fsnotify: Fix fsnotify_mark_connector race (LP: #1765564)
    - fsnotify: Fix fsnotify_mark_connector race

  * Kernel panic on boot (m1.small in cn-north-1) (LP: #1771679)
    - x86/xen: Reset VCPU0 info pointer after shared_info remap

  * Suspend to idle: Open lid didn't resume (LP: #1771542)
    - ACPI / PM: Do not reconfigure GPEs for suspend-to-idle

  * CVE-2018-1092
    - ext4: fail ext4_iget for root directory if unallocated

  * [SRU][Artful] using vfio-pci on a combination of cn8xxx and some PCI devices
    results in a kernel panic. (LP: #1770254)
    - PCI: Avoid bus reset if bridge itself is broken
    - PCI: Mark Cavium CN8xxx to avoid bus reset
    - PCI: Avoid slot reset if bridge itself is broken

  * Battery drains when laptop is off (shutdown) (LP: #1745646)
    - PCI / PM: Check device_may_wakeup() in pci_enable_wake()

  * perf record crash: refcount_inc assertion failed (LP: #1769027)
    - perf cgroup: Fix refcount usage
    - perf xyarray: Fix wrong processing when closing evsel fd

  * Dell Latitude 5490/5590 BIOS update 1.1.9 causes black screen at boot
    (LP: #1764194)
    - drm/i915/bios: filter out invalid DDC pins from VBT child devices

  * Fix an issue that some PCI devices get incorrectly suspended (LP: #1764684)
    - PCI / PM: Always check PME wakeup capability for runtime wakeup support

  * [SRU][Bionic/Artful] fix false positives in W...