bionic/linux: 4.15.0-126.129 -proposed tracker

[Kelsey Skunberg]

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
bugs-spammed: true
packages:
  lrm: linux-restricted-modules
  main: linux
  meta: linux-meta
  signed: linux-signed
phase: Complete
phase-changed: Wednesday, 02. December 2020 11:33 UTC
proposed-announcement-sent: true
proposed-testing-requested: true
reason: {}
synthetic:
  :promote-to-as-proposed: Fix Released
trackers:
  bionic/linux-aws: bug 1903118
  bionic/linux-azure-4.15: bug 1903123
  bionic/linux-dell300x: bug 1903110
  bionic/linux-fips: bug 1903134
  bionic/linux-gcp-4.15: bug 1903127
  bionic/linux-gke-4.15: bug 1903129
  bionic/linux-ibm-gt: bug 1905567
  bionic/linux-kvm: bug 1905658
  bionic/linux-oem: bug 1903115
  bionic/linux-oracle: bug 1903133
  bionic/linux-raspi2: bug 1903112
  bionic/linux-snapdragon: bug 1903114
  bionic/linux/pc-kernel: bug 1905303
  bionic/linux/pc-lowlatency-kernel: bug 1905304
  xenial/linux-hwe: bug 1905315
variant: debs
versions:
  lrm: 4.15.0-126.129
  main: 4.15.0-126.129
  meta: 4.15.0.126.113
  signed: 4.15.0-126.129

[Canonical Certification Team (ce-certification-qa)]

Kernel deb testing completes, no regressions found. Ready for Updates. Results here: https://trello.com/c/ykngyU7Z/1143-bionic-linux-image-4150-126-generic-4150-126129

[Kevin Yeh (kevinyeh)]

Leveraging results from 4.15.0-125, no regression were observed, results are available here:
https://trello.com/c/EbkjfYx6/1071-bionic-linux-image-4150-125-generic-4150-125128

[Kelsey Skunberg (kelsey-skunberg)]

No bugs are showing to need further verification on the SRU report for Bionic/Linux. Switching VT to fixed released

[Stefan Bader (smb)]

To my knowledge, there should be no blocking issues.

[Po-Hsu Lin (cypressyew)]

RT is waiting for P8 testing result (smoke tests suite and kselftests)

[Po-Hsu Lin (cypressyew)]

4.15.0-126.129 - generic
Regression test CMPL, RTB.

57 / 61 tests were run, missing: ubuntu_boot, ubuntu_xfstests_btrfs, ubuntu_xfstests_ext4, ubuntu_xfstests_xfs
Issue to note in amd64:

  ubuntu_bpf - test_maps failed (bug 1839912)
  ubuntu_kvm_unit_tests - vmx_host_state_area (bug 1866585) vmx_intr_window_test (bug 1866586) vmx_nm_test (bug 1866587) vmx_nmi_window_test (bug 1866588) vmx_pending_event_test (bug 1866591)
  ubuntu_ltp - proc01 (bug 1829849) ksm03 ksm03_1 ksm04 ksm04_1 failed with file close (bug 1884742) memcg_max_usage_in_bytes (bug 1829979) memcg_stat (bug 1829983) memcg_usage_in_bytes (bug 1829984) memcg_use_hierarchy (bug 1829989) getaddrinfo_01 (bug 1829995) crypto_user02 (bug 1837543) tpci (bug 1878389) cpuset_hotplug (bug 1834006) memcg_failcnt (bug 1845919)
  ubuntu_ltp_syscalls - btrfs fill_fs test in fallocate06 (bug 1866323) fanotify09 case 3 (bug 1876684) shmctl04 (bug 1895276) ptrace10 (bug 1900951) move_pages12 failed with new lib (bug 1906220)

44 / 55 tests were run, missing: ubuntu_aufs_smoke_test, ubuntu_blktrace_smoke_test, ubuntu_boot, ubuntu_docker_smoke_test, ubuntu_loop_smoke_test, ubuntu_overlayfs_smoke_test, ubuntu_squashfs_smoke_test, ubuntu_xfstests_btrfs, ubuntu_xfstests_ext4, ubuntu_xfstests_xfs, ubuntu_zfs_smoke_test
Issue to note in arm64:
  ubuntu_bpf - test_maps failed (bug 1839912)
  ubuntu_kernel_selftests - memory-hotplug not executable on arm64 (bug 1892816)
Test failed for ubuntu_ltp/pty on wright-kernel but not recorded!
  ubuntu_ltp - proc01 (bug 1829849) ksm03 ksm03_1 ksm04 ksm04_1 failed with file close (bug 1884742) memcg_stat (bug 1829983) memcg_use_hierarchy (bug 1829989) cpuhotplug03 (bug 1836167) cpuhotplug04 (bug 1836169) getaddrinfo_01 (bug 1829995) af_alg07 / cve-2019-8912 (bug 1892860)
  ubuntu_ltp_syscalls - btrfs fill_fs test in fallocate06 (bug 1866323) fanotify09 case 3 (bug 1876684) shmctl04 (bug 1895276) move_pages12 (bug 1831043)
  ubuntu_lxc - failed to fetch GPG key

51 / 55 tests were run, missing: ubuntu_boot, ubuntu_xfstests_btrfs, ubuntu_xfstests_ext4, ubuntu_xfstests_xfs
Issue to note in i386:
  ubuntu_bpf - Some test in test_verifier failed on i386 Bionic (bug 1788578) test_maps failed (bug 1839912)
  ubuntu_kvm_unit_tests - hyperv_connections / hyperv_stimer / hyperv_synic timeout on i386 (bug 1892855) msr on i386 (bug 1822235) vmexit_cpuid on i386 (bug 1822235) vmexit_inl_pmtimer on i386 (bug 1822235) vmexit_ipi on i386 (bug 1822235) vmexit_ipi_halt on i386 (bug 1822235) vmexit_mov_from_cr8 on i386 (bug 1822235) vmexit_mov_to_cr8 on i386 (bug 1822235) vmexit_ple_round_robin on i386 (bug 1822235) vmexit_tscdeadline on i386 (bug 1822235) vmexit_tscdeadline_immed on i386 (bug 1822235) vmexit_vmcall on i386 (bug 1822235)
  ubuntu_ltp - proc01 (bug 1829849) ksm03 ksm03_1 ksm04 ksm04_1 failed with file close (bug 1884742) memcg_max_usage_in_bytes (bug 1829979) memcg_stat (bug 1829983) memcg_usage_in_bytes (bug 1829984) memcg_use_hierarchy (bug 1829989) getaddrinfo_01 (bug 1829995) crypto_user02 (bug 1837543) zram02 (bug 1878896) tpci (bug 1878389)
  ubuntu_ltp_syscalls - btrfs fill_fs test in fallocate06 (bug 1866323) fanotify09 case 3 (bu...

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.15.0-126.129

---------------
linux (4.15.0-126.129) bionic; urgency=medium

  * bionic/linux: 4.15.0-126.129 -proposed tracker (LP: #1905305)

  * CVE-2020-4788
    - SAUCE: powerpc/64s: Define MASKABLE_RELON_EXCEPTION_PSERIES_OOL
    - SAUCE: powerpc/64s: move some exception handlers out of line
    - powerpc/64s: flush L1D on kernel entry
    - SAUCE: powerpc: Add a framework for user access tracking
    - powerpc: Implement user_access_begin and friends
    - powerpc: Fix __clear_user() with KUAP enabled
    - powerpc/uaccess: Evaluate macro arguments once, before user access is
      allowed
    - powerpc/64s: flush L1D after user accesses

linux (4.15.0-125.128) bionic; urgency=medium

  * bionic/linux: 4.15.0-125.128 -proposed tracker (LP: #1903137)

  * Update kernel packaging to support forward porting kernels (LP: #1902957)
    - [Debian] Update for leader included in BACKPORT_SUFFIX

  * Avoid double newline when running insertchanges (LP: #1903293)
    - [Packaging] insertchanges: avoid double newline

  * EFI: Fails when BootCurrent entry does not exist (LP: #1899993)
    - efivarfs: Replace invalid slashes with exclamation marks in dentries.

  * CVE-2020-14351
    - perf/core: Fix race in the perf_mmap_close() function

  * raid10: Block discard is very slow, causing severe delays for mkfs and
    fstrim operations (LP: #1896578)
    - md: add md_submit_discard_bio() for submitting discard bio
    - md/raid10: extend r10bio devs to raid disks
    - md/raid10: pull codes that wait for blocked dev into one function
    - md/raid10: improve raid10 discard request
    - md/raid10: improve discard request for far layout

  * Bionic: btrfs: kernel BUG at /build/linux-
    eTBZpZ/linux-4.15.0/fs/btrfs/ctree.c:3233! (LP: #1902254)
    - btrfs: use offset_in_page instead of open-coding it
    - btrfs: use BUG() instead of BUG_ON(1)
    - btrfs: drop unnecessary offset_in_page in extent buffer helpers
    - btrfs: extent_io: do extra check for extent buffer read write functions
    - btrfs: extent-tree: kill BUG_ON() in __btrfs_free_extent()
    - btrfs: extent-tree: kill the BUG_ON() in insert_inline_extent_backref()
    - btrfs: ctree: check key order before merging tree blocks

  * Bionic update: upstream stable patchset 2020-11-04 (LP: #1902943)
    - USB: gadget: f_ncm: Fix NDP16 datagram validation
    - gpio: tc35894: fix up tc35894 interrupt configuration
    - vsock/virtio: use RCU to avoid use-after-free on the_virtio_vsock
    - vsock/virtio: stop workers during the .remove()
    - vsock/virtio: add transport parameter to the
      virtio_transport_reset_no_sock()
    - net: virtio_vsock: Enhance connection semantics
    - Input: i8042 - add nopnp quirk for Acer Aspire 5 A515
    - ftrace: Move RCU is watching check after recursion check
    - drm/amdgpu: restore proper ref count in amdgpu_display_crtc_set_config
    - drivers/net/wan/hdlc_fr: Add needed_headroom for PVC devices
    - drm/sun4i: mixer: Extend regmap max_register
    - net: dec: de2104x: Increase receive ring size for Tulip
    - rndis_host: increase sleep time in the query-response loop
    - nvme-core: get/put ctrl ...

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

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