linux: 4.15.0-48.51 -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 1822817 (xenial/linux-azure), bug 1822819 (xenial/linux-hwe)
derivatives: bug 1822802 (linux-raspi2), bug 1822803 (linux-oem), bug 1822808 (linux-gcp), bug 1822809 (linux-kvm), bug 1822810 (linux-ibm-gt), bug 1822812 (linux-oracle), bug 1822981 (linux), bug 1823254 (linux), bug 1823755 (linux-gke-4.15), bug 1824592 (linux-fips), bug 1824773 (linux-aws)

-- swm properties --
boot-testing-requested: true
bugs-spammed: true
phase: Ready for Release
phase-changed: Wednesday, 24. April 2019 08:01 UTC
proposed-announcement-sent: true
proposed-testing-requested: true

[Devices Certification Bot (ce-certification-qa)]

Snap beta testing complete, no regressions found. Ready for promotion. Results here: https://trello.com/c/UHDd0dA3/908-pc-kernel-4150-4851-202-18

[Taihsiang Ho (tai271828)]

Hardware Certification have begun testing this -proposed kernel.

[Taihsiang Ho (tai271828)]

Hardware Certification have completed testing this -proposed kernel. No regressions were observed, results are available here: http://people.canonical.com/~hwcert/sru-testing/bionic/4.15.0-48.51/bionic-proposed-published.html

[Po-Hsu Lin (cypressyew)]

4.15.0-48.51 - generic
Regression test CMPL, RTB.

Issue to note in amd64:
  ubuntu_kernel_selftests - global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194)
  ubuntu_kvm_unit_tests - apic-split timeouted (bug 1821390) apic timeouted (bug 1748103) svm (bug 1821903)
  ubuntu_ltp - binfmt_misc02 (bug 1822246)
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594) sync_file_range02 (bug 1819116)
  ubuntu_nbd_smoke_test - bug 1822247
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

Issue to note in arm64:
  hwclock - issue for HP m400 (bug 1716603)
  ubuntu_bpf - test_map failed (bug 1788562)
  ubuntu_kernel_selftests - cpu-hotplug failed on moonshot (bug 1809701) global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194)
  ubuntu_kvm_unit_tests - gicv3-ipi and gicv3-active failed on Moonshot (bug 1790825)
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594) sync_file_range02 (bug 1819116)
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

47 / 48 tests were run, missing: xfstests
Issue to note in i386:
  ubuntu_bpf - Some test in test_verifier failed on i386 Bionic (bug 1788578)
  ubuntu_kernel_selftests - reuseport_bpf_numa in net (bug 1812638) global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194) Kprobe event string type argument in ftrace (bug 1812645)
  ubuntu_kvm_smoke_test - timed out waiting for dnsmasq lease (bug 1802056)
  ubuntu_kvm_unit_tests - all 29 test failed on i386 (bug 1822235)
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594) sync_file_range02 (bug 1819116)

Issue to note in ppc64le (P8):
  ubuntu_bpf - test_map failed (bug 1788562)
  ubuntu_kernel_selftests - reuseport_bpf_numa in net (bug 1812638) TRACE_syscall.ptrace_syscall_dropped in seccomp (bug 1812796) global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194) ebb in powerpc (bug 1812805) Kprobe event argument syntax in ftrace (bug 1812809)
  ubuntu_kvm_unit_tests - sprs timed out (bug 1740017)
  ubuntu_ltp_syscalls - fallocate05 (bug 1783880) inotify08 (bug 1775784) fanotify09-2 (bug 1804594) sync_file_range02 (bug 1819116)
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

48 / 49 tests were run, missing: xfstests
Issue to note in ppc64le (P9):
  hwclock - hwclock test failed on PowerPC due to 0.x sec difference (bug 1802233)
  ubuntu_bpf - test_map failed (bug 1788562)
  ubuntu_kernel_selftests - reuseport_bpf_numa in net (bug 1812638) TRACE_syscall.ptrace_syscall_dropped in seccomp (bug 1812796) global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194) ebb in powerpc (bug 1812805) tm-unavailable in powerpc (bug 1813129)
  ubuntu_kvm_unit_tests - sprs timed out (bug 1740017)
  ubuntu_ltp_syscalls - fallocate05 (bug 1783880) inotify08 (bug 1775784) fanotify09-2 (bug 1804594) sync_file_range02 (bug 1819116)
  ubuntu_nbd_smoke_test - bug 1822247

Test case ubuntu_ramfs_stress does not exist in the database, please check
41 / 48 tests were run, missing: ubuntu_boot, ubuntu_bpf, ubuntu_bpf_jit, ubuntu_btrfs_kernel_fixes, ubunt...

[Kleber Sacilotto de Souza (kleber-souza)]

A few bugs fixed on this released haven't been verified yet (#1748565, #1818617, #1820948, #1819504), however they are not critical and don't impose high regression potential. Based on that I will mark verification-testing as completed.

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.15.0-48.51

---------------
linux (4.15.0-48.51) bionic; urgency=medium

  * linux: 4.15.0-48.51 -proposed tracker (LP: #1822820)

  * Packaging resync (LP: #1786013)
    - [Packaging] update helper scripts
    - [Packaging] resync retpoline extraction

  * 3b080b2564287be91605bfd1d5ee985696e61d3c in ubuntu_btrfs_kernel_fixes
    triggers system hang on i386 (LP: #1812845)
    - btrfs: raid56: properly unmap parity page in finish_parity_scrub()

  * [P9][LTCTest][Opal][FW910] cpupower monitor shows multiple stop Idle_Stats
    (LP: #1719545)
    - cpupower : Fix header name to read idle state name

  * [amdgpu] screen corruption when using touchpad (LP: #1818617)
    - drm/amdgpu/gmc: steal the appropriate amount of vram for fw hand-over (v3)
    - drm/amdgpu: Free VGA stolen memory as soon as possible.

  * [SRU][B/C/OEM]IOMMU: add kernel dma protection (LP: #1820153)
    - ACPICA: AML parser: attempt to continue loading table after error
    - ACPI / property: Allow multiple property compatible _DSD entries
    - PCI / ACPI: Identify untrusted PCI devices
    - iommu/vt-d: Force IOMMU on for platform opt in hint
    - iommu/vt-d: Do not enable ATS for untrusted devices
    - thunderbolt: Export IOMMU based DMA protection support to userspace
    - iommu/vt-d: Disable ATS support on untrusted devices

  * Add basic support to NVLink2 passthrough (LP: #1819989)
    - powerpc/powernv/npu: Do not try invalidating 32bit table when 64bit table is
      enabled
    - powerpc/powernv: call OPAL_QUIESCE before OPAL_SIGNAL_SYSTEM_RESET
    - powerpc/powernv: Export opal_check_token symbol
    - powerpc/powernv: Make possible for user to force a full ipl cec reboot
    - powerpc/powernv/idoa: Remove unnecessary pcidev from pci_dn
    - powerpc/powernv: Move npu struct from pnv_phb to pci_controller
    - powerpc/powernv/npu: Move OPAL calls away from context manipulation
    - powerpc/pseries/iommu: Use memory@ nodes in max RAM address calculation
    - powerpc/pseries/npu: Enable platform support
    - powerpc/pseries: Remove IOMMU API support for non-LPAR systems
    - powerpc/powernv/npu: Check mmio_atsd array bounds when populating
    - powerpc/powernv/npu: Fault user page into the hypervisor's pagetable

  * Huawei Hi1822 NIC has poor performance (LP: #1820187)
    - net-next: hinic: fix a problem in free_tx_poll()
    - hinic: remove ndo_poll_controller
    - net-next/hinic: add checksum offload and TSO support
    - hinic: Fix l4_type parameter in hinic_task_set_tunnel_l4
    - net-next/hinic:replace multiply and division operators
    - net-next/hinic:add rx checksum offload for HiNIC
    - net-next/hinic:fix a bug in set mac address
    - net-next/hinic: fix a bug in rx data flow
    - net: hinic: fix null pointer dereference on pointer hwdev
    - hinic: optmize rx refill buffer mechanism
    - net-next/hinic:add shutdown callback
    - net-next/hinic: replace disable_irq_nosync/enable_irq

  * [CONFIG] please enable highdpi font FONT_TER16x32 (LP: #1819881)
    - Fonts: New Terminus large console font
    - [Config]: enable highdpi Terminus 16x32 font support

  * [19.04 FEAT] qeth: Enhanced link...

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

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