linux: 4.15.0-44.47 -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 1811429 (linux-azure), bug 1811430 (linux-aws-hwe), bug 1811431 (linux-azure), bug 1811432 (linux-gcp), bug 1811434 (linux-hwe), bug 1811435 (linux-hwe-edge), bug 1811436 (linux-oracle)
derivatives: bug 1811420 (linux-raspi2), bug 1811421 (linux-oem), bug 1811422 (linux-aws), bug 1811423 (linux-azure), bug 1811424 (linux-gcp), bug 1811425 (linux-kvm), bug 1811427 (linux-oracle)
-- swm properties --
boot-testing-requested: true
bugs-spammed: true
phase: Release
phase-changed: Monday, 28. January 2019 15:47 UTC
proposed-announcement-sent: true
proposed-testing-requested: true

[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/4.15.0-44.47/bionic-proposed-published.html

[Stefan Bader (smb)]

Upon request and after getting permission from parties involved, we are releasing the pc-kernel snap prematurely to 18/stable in order to get a recent kernel version ready for image building.

[Po-Hsu Lin (cypressyew)]

4.15.0-44.47 - generic
Regression test CMPL, RTB.

Issue to note in amd64:
  ubuntu_btrfs_kernel_fixes - 6113077 failed (bug 1810384)
  ubuntu_kernel_selftests - global.get_metadata in seccomp (bug 1811057) raw_skew in timer (bug 1811194)
  ubuntu_kvm_unit_tests - 27 failed on onibi, 26 failed on KVM nodes
  ubuntu_ltp - CVE-2018-19854
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594) getrandom02 timed out (bug 1797327)
  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_smoke_test - Unable to boot Xenial cloud image on Bionic ARM64 ThunderX / Azure (bug 1765668)
  ubuntu_kvm_unit_tests - gicv3-ipi and gicv3-active failed on Moonshot (bug 1790825)
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594)
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

46 / 47 tests were run, missing: ubuntu_btrfs_kernel_fixes
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) Kprobe event string type argument in ftrace (bug 1812645)
  ubuntu_kvm_unit_tests - 29 failed on onza
  ubuntu_ltp_syscalls - inotify08 (bug 1775784) fanotify09-2 (bug 1804594)
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

Issue to note in ppc64le (P8):
  ubuntu_bpf - test_map failed (bug 1788562)
  ubuntu_btrfs_kernel_fixes - 6113077 failed (bug 1810384)
  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) powerpc (bug 1812805) Kprobe event argument syntax in ftrace (bug 1812809)
  ubuntu_kvm_smoke_test - failed to start KVM on P8 (bug 1798358)
  ubuntu_kvm_unit_tests - sprs timed out (bug 1740017)
  ubuntu_ltp_syscalls - fallocate05 (bug 1783880) inotify08 (bug 1775784) fanotify09-2 (bug 1804594)
  ubuntu_qrt_kernel_security - LOCK_DOWN_KERNEL (bug 1811981)
  xfstests - timed out on ext4 generic/430 test (bug 1755999)

47 / 48 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_btrfs_kernel_fixes - 6113077 failed (bug 1810384)
  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) 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)
  ubuntu_qrt_kernel_security - LOCK_DOWN_KERNEL (bug 1811981)

46 / 47 ...

[Po-Hsu Lin (cypressyew)]

Note that for the P9 test result, the kernel_selftest should be updated with:
  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)

[Stefan Bader (smb)]

Most bug reports have been verified. The remaining ones are ok to accept.

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.15.0-44.47

---------------
linux (4.15.0-44.47) bionic; urgency=medium

  * linux: 4.15.0-44.47 -proposed tracker (LP: #1811419)

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

  * CPU hard lockup with rigorous writes to NVMe drive (LP: #1810998)
    - blk-wbt: pass in enum wbt_flags to get_rq_wait()
    - blk-wbt: Avoid lock contention and thundering herd issue in wbt_wait
    - blk-wbt: move disable check into get_limit()
    - blk-wbt: use wq_has_sleeper() for wq active check
    - blk-wbt: fix has-sleeper queueing check
    - blk-wbt: abstract out end IO completion handler
    - blk-wbt: improve waking of tasks

  * To reduce the Realtek USB cardreader power consumption (LP: #1811337)
    - mmc: sdhci: Disable 1.8v modes (HS200/HS400/UHS) if controller can't support
      1.8v
    - mmc: core: Introduce MMC_CAP_SYNC_RUNTIME_PM
    - mmc: rtsx_usb_sdmmc: Don't runtime resume the device while changing led
    - mmc: rtsx_usb: Use MMC_CAP2_NO_SDIO
    - mmc: rtsx_usb: Enable MMC_CAP_ERASE to allow erase/discard/trim requests
    - mmc: rtsx_usb_sdmmc: Re-work runtime PM support
    - mmc: rtsx_usb_sdmmc: Re-work card detection/removal support
    - memstick: rtsx_usb_ms: Add missing pm_runtime_disable() in probe function
    - misc: rtsx_usb: Use USB remote wakeup signaling for card insertion detection
    - memstick: Prevent memstick host from getting runtime suspended during card
      detection
    - memstick: rtsx_usb_ms: Use ms_dev() helper
    - memstick: rtsx_usb_ms: Support runtime power management

  * Support non-strict iommu mode on arm64 (LP: #1806488)
    - iommu/io-pgtable-arm: Fix race handling in split_blk_unmap()
    - iommu/arm-smmu-v3: Implement flush_iotlb_all hook
    - iommu/dma: Add support for non-strict mode
    - iommu: Add "iommu.strict" command line option
    - iommu/io-pgtable-arm: Add support for non-strict mode
    - iommu/arm-smmu-v3: Add support for non-strict mode
    - iommu/io-pgtable-arm-v7s: Add support for non-strict mode
    - iommu/arm-smmu: Support non-strict mode

  * ELAN900C:00 04F3:2844 touchscreen doesn't work (LP: #1811335)
    - pinctrl: cannonlake: Fix community ordering for H variant
    - pinctrl: cannonlake: Fix HOSTSW_OWN register offset of H variant

  * Add Cavium ThunderX2 SoC UNCORE PMU driver (LP: #1811200)
    - perf: Export perf_event_update_userpage
    - Documentation: perf: Add documentation for ThunderX2 PMU uncore driver
    - drivers/perf: Add Cavium ThunderX2 SoC UNCORE PMU driver
    - [Config] New config CONFIG_THUNDERX2_PMU=m

  * Update hisilicon SoC-specific drivers (LP: #1810457)
    - SAUCE: Revert "net: hns3: Updates RX packet info fetch in case of multi BD"
    - Revert "UBUNTU: SAUCE: {topost} net: hns3: separate roce from nic when
      resetting"
    - Revert "UBUNTU: SAUCE: {topost} net: hns3: Use roce handle when calling roce
      callback function"
    - Revert "UBUNTU: SAUCE: {topost} net: hns3: Add calling roce callback
      function when link status change"
    - Revert "UBUNTU: SAUCE: {topost} net: hns3: optimize the process of notifying
      roce client"
    - Revert "UBUNTU: S...

[Brad Figg (brad-figg)]

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