xenial/linux-azure: 4.15.0-1051.56 -proposed tracker

4.15.0-1051.56 - azure
Regression test CMPL, RTB.

Issue to note in x86_64 (azure):
  libhugetlbfs - 1 failed (brk_near_huge, bug 1653597), Killed by signal 1, bad config 3, failed on Standard_B1ms and Standard_F1s only
  monotonic_time - tsc failed on Basic_A2 (bug 1774959)
  ubuntu_kernel_selftests - cpu-hotplug (bug 1831543) reuseport_bpf in net (bug 1813883) global.get_metadata in seccomp (bug 1811057)
  ubuntu_kvm_unit_tests - apic timeouted (bug 1748103) port80 (bug 1748105) vmx (bug 1821394)
  ubuntu_ltp_syscalls - fanotify09-2 (bug 1804594) inotify08 (bug 1775784) statx05 (bug 1798524) sync_file_range02 (bug 1819116)
  ubunut_qrt_apparmor - timed out on Standard-B1ms, Standard_D2_v3, Standard_E2s_v3, Standard-F1s
  ubuntu_unionmount_overlayfs_suite - Rename empty dir and rename back failed (bug 1727290)

Skipped / blacklisted:
  * ubuntu_ltp
  * ubuntu_seccomp

This bug was fixed in the package linux-azure - 4.15.0-1051.56

---------------
linux-azure (4.15.0-1051.56) xenial; urgency=medium

  * linux-azure: 4.15.0-1051.56 -proposed tracker (LP: #1834950)

  * [linux-azure] panic in ext4_resize_fs() found during storage testing
    (LP: #1835322)
    - ext4: fix crash during online resizing

  [ Ubuntu: 4.15.0-55.60 ]

  * linux: 4.15.0-55.60 -proposed tracker (LP: #1834954)
  * Request backport of ceph commits into bionic (LP: #1834235)
    - ceph: use atomic_t for ceph_inode_info::i_shared_gen
    - ceph: define argument structure for handle_cap_grant
    - ceph: flush pending works before shutdown super
    - ceph: send cap releases more aggressively
    - ceph: single workqueue for inode related works
    - ceph: avoid dereferencing invalid pointer during cached readdir
    - ceph: quota: add initial infrastructure to support cephfs quotas
    - ceph: quota: support for ceph.quota.max_files
    - ceph: quota: don't allow cross-quota renames
    - ceph: fix root quota realm check
    - ceph: quota: support for ceph.quota.max_bytes
    - ceph: quota: update MDS when max_bytes is approaching
    - ceph: quota: add counter for snaprealms with quota
    - ceph: avoid iput_final() while holding mutex or in dispatch thread
  * QCA9377 isn't being recognized sometimes (LP: #1757218)
    - SAUCE: USB: Disable USB2 LPM at shutdown
  * hns: fix ICMP6 neighbor solicitation messages discard problem (LP: #1833140)
    - net: hns: fix ICMP6 neighbor solicitation messages discard problem
    - net: hns: fix unsigned comparison to less than zero
  * Fix occasional boot time crash in hns driver (LP: #1833138)
    - net: hns: Fix probabilistic memory overwrite when HNS driver initialized
  * use-after-free in hns_nic_net_xmit_hw (LP: #1833136)
    - net: hns: fix KASAN: use-after-free in hns_nic_net_xmit_hw()
  * hns: attempt to restart autoneg when disabled should report error
    (LP: #1833147)
    - net: hns: Restart autoneg need return failed when autoneg off
  * systemd 237-3ubuntu10.14 ADT test failure on Bionic ppc64el (test-seccomp)
    (LP: #1821625)
    - powerpc: sys_pkey_alloc() and sys_pkey_free() system calls
    - powerpc: sys_pkey_mprotect() system call
  * [UBUNTU] pkey: Indicate old mkvp only if old and curr. mkvp are different
    (LP: #1832625)
    - pkey: Indicate old mkvp only if old and current mkvp are different
  * [UBUNTU] kernel: Fix gcm-aes-s390 wrong scatter-gather list processing
    (LP: #1832623)
    - s390/crypto: fix gcm-aes-s390 selftest failures
  * System crashes on hot adding a core with drmgr command (4.15.0-48-generic)
    (LP: #1833716)
    - powerpc/numa: improve control of topology updates
    - powerpc/numa: document topology_updates_enabled, disable by default
  * Kernel modules generated incorrectly when system is localized to a non-
    English language (LP: #1828084)
    - scripts: override locale from environment when running recordmcount.pl
  * [UBUNTU] kernel: Fix wrong dispatching for control domain CPRBs
    (LP: #1832624)
    - s390/zcrypt: Fix wrong dispatching for control domain CPRBs
  * CVE-2019-11815
    - net: rds: force to destroy connection if t_sock ...