linux 5.19.0-20.20 source package in Ubuntu

Changelog

linux (5.19.0-20.20) kinetic; urgency=medium

  * kinetic/linux: 5.19.0-20.20 -proposed tracker (LP: #1992408)

  * Packaging resync (LP: #1786013)
    - debian/dkms-versions -- update from kernel-versions (main/master)

  * Kinetic kernels 5.19.0-18/19-generic won't boot on Intel 11th/12th gen
    (LP: #1991704)
    - drm/i915: fix null pointer dereference

  * rcu_sched detected stalls on CPUs/tasks (LP: #1967130)
    - [Config] Disable VMAP_STACK on riscv64

  * Disable sv57 as the userspace is not ready (LP: #1991790)
    - SAUCE: riscv: mm: Force disable sv57

  * earlyconsole prints question marks on 5.19.0-1002-generic (LP: #1988984)
    - [Config] Set CONFIG_PWM_SIFIVE=m for riscv64

  * RCU stalls (LP: #1991951)
    - [Config] Harmonize RCU_CPU_STALL_TIMEOUT

  * backport dkms fixes to build modules correctly for hwe-5.19+ kernels with
    custom compiler (LP: #1991664)
    - [Packaging] use versioned gcc-12
    - [Packaging] Update configs with versioned compiler version

  * FTBFS on kinetic (LP: #1990964)
    - SAUCE: uapi: Fixup strace compile error

  * CVE-2022-40768
    - scsi: stex: Properly zero out the passthrough command structure

  * [22.10 FEAT] zKVM: Crypto Passthrough Hotplug - kernel part (LP: #1852741)
    - s390/vfio-ap: use new AP bus interface to search for queue devices
    - s390/vfio-ap: move probe and remove callbacks to vfio_ap_ops.c
    - s390/vfio-ap: manage link between queue struct and matrix mdev
    - s390/vfio-ap: introduce shadow APCB
    - s390/vfio-ap: refresh guest's APCB by filtering AP resources assigned to
      mdev
    - s390/vfio-ap: allow assignment of unavailable AP queues to mdev device
    - s390/vfio-ap: rename matrix_dev->lock mutex to matrix_dev->mdevs_lock
    - s390/vfio-ap: introduce new mutex to control access to the KVM pointer
    - s390/vfio-ap: use proper locking order when setting/clearing KVM pointer
    - s390/vfio-ap: prepare for dynamic update of guest's APCB on assign/unassign
    - s390/vfio-ap: prepare for dynamic update of guest's APCB on queue
      probe/remove
    - s390/vfio-ap: allow hot plug/unplug of AP devices when assigned/unassigned
    - s390/vfio-ap: hot plug/unplug of AP devices when probed/removed
    - s390/vfio-ap: reset queues after adapter/domain unassignment
    - s390/vfio-ap: implement in-use callback for vfio_ap driver
    - s390/vfio-ap: sysfs attribute to display the guest's matrix
    - s390/vfio-ap: handle config changed and scan complete notification
    - s390/vfio-ap: update docs to include dynamic config support
    - s390/Docs: new doc describing lock usage by the vfio_ap device driver
    - MAINTAINERS: pick up all vfio_ap docs for VFIO AP maintainers

 -- Andrea Righi <email address hidden>  Tue, 11 Oct 2022 09:50:23 +0200