bionic/linux: 4.15.0-150.155 -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

-- swm properties --
boot-testing-requested: true
bugs-spammed: true
built:
  lrg: build#1
  lrm: build#1
  lrs: build#1
  main: build#1
  meta: build#1
  signed: build#1
delta:
  promote-to-proposed:
  - lrg
  - main
  - lrm
  - signed
  - lrs
  - meta
  sru-review:
  - main
  - lrm
  - lrs
  - meta
  - signed
  - lrg
packages:
  lrg: linux-restricted-generate
  lrm: linux-restricted-modules
  lrs: linux-restricted-signatures
  main: linux
  meta: linux-meta
  signed: linux-signed
phase: Ready for Signoff
phase-changed: Monday, 19. July 2021 05:41 UTC
proposed-announcement-sent: true
proposed-testing-requested: true
reason:
  kernel-signoff: Stalled -- waiting for signoff
  promote-to-updates: 'Holding -- waiting for signoffs:
    kernel-signoff'
synthetic:
  :promote-to-as-proposed: Fix Released
trackers:
  bionic/linux-aws: bug 1934350
  bionic/linux-azure-4.15: bug 1934355
  bionic/linux-dell300x: bug 1934356
  bionic/linux-fips: bug 1934357
  bionic/linux-gcp-4.15: bug 1934362
  bionic/linux-ibm-5.4: bug 1934363
  bionic/linux-ibm-gt: bug 1934365
  bionic/linux-kvm: bug 1934366
  bionic/linux-oracle: bug 1934368
  bionic/linux-raspi2: bug 1934370
  bionic/linux-snapdragon: bug 1934372
  bionic/linux/pc-kernel: bug 1934346
  bionic/linux/pc-lowlatency-kernel: bug 1934347
  xenial/linux-hwe: bug 1934373
variant: debs
versions:
  lrm: 4.15.0-150.155
  main: 4.15.0-150.155
  meta: 4.15.0.150.137
  signed: 4.15.0-150.155
  source: 4.15.0-150.155

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

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

Kernel deb testing completes, no regressions found. Ready for Updates. Results here: https://trello.com/c/fDQMHRuU/1976-bionic-linux-image-4150-150-generic-4150-150155

[Kleber Sacilotto de Souza (kleber-souza)]

Regression tests completed. No regression found.

[Francis Ginther (fginther)]

Finishing up the regression testing on bionic:linux.

NVM, I see that it was already tagged complete.

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 4.15.0-151.157

---------------
linux (4.15.0-151.157) bionic; urgency=medium

  * CVE-2021-33909
    - SAUCE: seq_file: Disallow extremely large seq buffer allocations

linux (4.15.0-150.155) bionic; urgency=medium

  * bionic/linux: 4.15.0-150.155 -proposed tracker (LP: #1934374)

  * lxd exec fails (LP: #1934187)
    - SAUCE: Revert "proc: Check /proc/$pid/attr/ writes against file opener"

linux (4.15.0-149.153) bionic; urgency=medium

  * bionic/linux: 4.15.0-149.153 -proposed tracker (LP: #1933434)

  * selftests: bpf: test_verifier fixes (LP: #1933385)
    - bpf: Update selftests to reflect new error states
    - bpf, selftests: Adjust few selftest result_unpriv outcomes

  * CVE-2021-33200
    - bpf: Fix mask direction swap upon off reg sign change

linux (4.15.0-148.152) bionic; urgency=medium

  * bionic/linux: 4.15.0-148.152 -proposed tracker (LP: #1932515)

  * Packaging resync (LP: #1786013)
    - update dkms package versions

  * Upstream v5.9 introduced 'module' patches that removed exported symbols
    (LP: #1932065)
    - SAUCE: Revert "modules: inherit TAINT_PROPRIETARY_MODULE"
    - SAUCE: Revert "modules: return licensing information from find_symbol"
    - SAUCE: Revert "modules: rename the licence field in struct symsearch to
      license"
    - SAUCE: Revert "modules: unexport __module_address"
    - SAUCE: Revert "modules: unexport __module_text_address"
    - SAUCE: Revert "modules: mark each_symbol_section static"
    - SAUCE: Revert "modules: mark find_symbol static"
    - SAUCE: Revert "modules: mark ref_module static"

  * Disable hv-kvp-daemon.service on certain instance types (LP: #1932081)
    - [Packaging]: Add kernel command line condition to hv-kvp-daemon service

  * Bionic update: upstream stable patchset 2021-06-11 (LP: #1931740)
    - openrisc: Fix a memory leak
    - RDMA/rxe: Clear all QP fields if creation failed
    - scsi: qla2xxx: Fix error return code in qla82xx_write_flash_dword()
    - ptrace: make ptrace() fail if the tracee changed its pid unexpectedly
    - cifs: fix memory leak in smb2_copychunk_range
    - ALSA: line6: Fix racy initialization of LINE6 MIDI
    - ALSA: usb-audio: Validate MS endpoint descriptors
    - ALSA: bebob/oxfw: fix Kconfig entry for Mackie d.2 Pro
    - Revert "ALSA: sb8: add a check for request_region"
    - Revert "rapidio: fix a NULL pointer dereference when create_workqueue()
      fails"
    - rapidio: handle create_workqueue() failure
    - xen-pciback: reconfigure also from backend watch handler
    - dm snapshot: fix crash with transient storage and zero chunk size
    - Revert "video: hgafb: fix potential NULL pointer dereference"
    - Revert "net: stmicro: fix a missing check of clk_prepare"
    - Revert "leds: lp5523: fix a missing check of return value of lp55xx_read"
    - Revert "hwmon: (lm80) fix a missing check of bus read in lm80 probe"
    - Revert "video: imsttfb: fix potential NULL pointer dereferences"
    - Revert "ecryptfs: replace BUG_ON with error handling code"
    - Revert "gdrom: fix a memory leak bug"
    - cdrom: gdrom: deallocate struct gdrom_unit fields in remove_gdrom
    - cdrom: gdrom: ini...