This bug was fixed in the package linux - 4.18.0-18.19 --------------- linux (4.18.0-18.19) cosmic; urgency=medium * linux: 4.18.0-18.19 -proposed tracker (LP: #1822796) * Packaging resync (LP: #1786013) - [Packaging] update helper scripts - [Packaging] resync retpoline extraction * 3b080b2564287be91605bfd1d5ee985696e61d3c in ubuntu_btrfs_kernel_fixes triggers system hang on i386 (LP: #1812845) - btrfs: raid56: properly unmap parity page in finish_parity_scrub() * [SRU][B/C/OEM]IOMMU: add kernel dma protection (LP: #1820153) - ACPI / property: Allow multiple property compatible _DSD entries - PCI / ACPI: Identify untrusted PCI devices - iommu/vt-d: Force IOMMU on for platform opt in hint - iommu/vt-d: Do not enable ATS for untrusted devices - thunderbolt: Export IOMMU based DMA protection support to userspace - iommu/vt-d: Disable ATS support on untrusted devices * Huawei Hi1822 NIC has poor performance (LP: #1820187) - net-next: hinic: fix a problem in free_tx_poll() - hinic: remove ndo_poll_controller - net-next/hinic: add checksum offload and TSO support - hinic: Fix l4_type parameter in hinic_task_set_tunnel_l4 - net-next/hinic:replace multiply and division operators - net-next/hinic:add rx checksum offload for HiNIC - net-next/hinic:fix a bug in set mac address - net-next/hinic: fix a bug in rx data flow - net: hinic: fix null pointer dereference on pointer hwdev - hinic: optmize rx refill buffer mechanism - net-next/hinic:add shutdown callback - net-next/hinic: replace disable_irq_nosync/enable_irq * [CONFIG] please enable highdpi font FONT_TER16x32 (LP: #1819881) - Fonts: New Terminus large console font - [Config]: enable highdpi Terminus 16x32 font support * [19.04 FEAT] qeth: Enhanced link speed - kernel part (LP: #1814892) - s390/qeth: report 25Gbit link speed * Avoid potential memory corruption on HiSilicon SoCs (LP: #1819546) - iommu/arm-smmu-v3: Avoid memory corruption from Hisilicon MSI payloads * CVE-2017-5715 - x86/speculation: Apply IBPB more strictly to avoid cross-process data leak - x86/speculation: Propagate information about RSB filling mitigation to sysfs - x86/speculation: Add RETPOLINE_AMD support to the inline asm CALL_NOSPEC variant - x86/retpoline: Make CONFIG_RETPOLINE depend on compiler support - x86/retpoline: Remove minimal retpoline support - x86/speculation: Update the TIF_SSBD comment - x86/speculation: Clean up spectre_v2_parse_cmdline() - x86/speculation: Remove unnecessary ret variable in cpu_show_common() - x86/speculation: Move STIPB/IBPB string conditionals out of cpu_show_common() - x86/speculation: Disable STIBP when enhanced IBRS is in use - x86/speculation: Rename SSBD update functions - x86/speculation: Reorganize speculation control MSRs update - sched/smt: Make sched_smt_present track topology - x86/Kconfig: Select SCHED_SMT if SMP enabled - sched/smt: Expose sched_smt_present static key - x86/speculation: Rework SMT state change - x86/l1tf: Show actual SMT state - x86/speculation: Reorder the spec_v2 code - x86/speculation: Mark string arrays const correctly - x86/speculataion: Mark command line parser data __initdata - x86/speculation: Unify conditional spectre v2 print functions - x86/speculation: Add command line control for indirect branch speculation - x86/speculation: Prepare for per task indirect branch speculation control - x86/process: Consolidate and simplify switch_to_xtra() code - x86/speculation: Avoid __switch_to_xtra() calls - x86/speculation: Prepare for conditional IBPB in switch_mm() - ptrace: Remove unused ptrace_may_access_sched() and MODE_IBRS - x86/speculation: Split out TIF update - x86/speculation: Prevent stale SPEC_CTRL msr content - x86/speculation: Prepare arch_smt_update() for PRCTL mode - x86/speculation: Add prctl() control for indirect branch speculation - x86/speculation: Enable prctl mode for spectre_v2_user - x86/speculation: Add seccomp Spectre v2 user space protection mode - x86/speculation: Provide IBPB always command line options - kvm: svm: Ensure an IBPB on all affected CPUs when freeing a vmcb - x86/speculation: Change misspelled STIPB to STIBP - x86/speculation: Add support for STIBP always-on preferred mode - x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE * [Ubuntu] vfio-ap: add subsystem to matrix device to avoid libudev failures (LP: #1818854) - s390: vfio_ap: link the vfio_ap devices to the vfio_ap bus subsystem * Kernel regularly logs: Bluetooth: hci0: last event is not cmd complete (0x0f) (LP: #1748565) - Bluetooth: Fix unnecessary error message for HCI request completion * HiSilicon HNS ethernet broken in 4.15.0-45 (LP: #1818294) - net: hns: Fix WARNING when hns modules installed * Lenovo ideapad 330-15ICH Wifi rfkill hard blocked (LP: #1811815) - platform/x86: ideapad: Add ideapad 330-15ICH to no_hw_rfkill * Qualcomm Atheros QCA9377 wireless does not work (LP: #1818204) - platform/x86: ideapad-laptop: Add Ideapad 530S-14ARR to no_hw_rfkill list * fscache: jobs might hang when fscache disk is full (LP: #1821395) - fscache: fix race between enablement and dropping of object * hns3: fix oops in hns3_clean_rx_ring() (LP: #1821064) - net: hns3: add dma_rmb() for rx description * tcm_loop.ko: move from modules-extra into main modules package (LP: #1817786) - [Packaging] move tcm_loop.lo to main linux-modules package * tcmu user space crash results in kernel module hang. (LP: #1819504) - scsi: tcmu: delete unused __wait - scsi: tcmu: track nl commands - scsi: tcmu: simplify nl interface - scsi: tcmu: add module wide block/reset_netlink support * Intel XL710 - i40e driver does not work with kernel 4.15 (Ubuntu 18.04) (LP: #1779756) - i40e: prevent overlapping tx_timeout recover * some codecs stop working after S3 (LP: #1820930) - ALSA: hda - Enforces runtime_resume after S3 and S4 for each codec * 4.15 s390x kernel BUG at /build/linux- Gycr4Z/linux-4.15.0/drivers/block/virtio_blk.c:565! (LP: #1788432) - virtio/s390: avoid race on vcdev->config - virtio/s390: fix race in ccw_io_helper() * [SRU][B/B-OEM/C/D] Fix AMD IOMMU NULL dereference (LP: #1820990) - iommu/amd: Fix NULL dereference bug in match_hid_uid * New Intel Wireless-AC 9260 [8086:2526] card not correctly probed in Ubuntu system (LP: #1821271) - iwlwifi: add new card for 9260 series * Add support for MAC address pass through on RTL8153-BD (LP: #1821276) - r8152: Add support for MAC address pass through on RTL8153-BD - r8152: Fix an error on RTL8153-BD MAC Address Passthrough support -- Kleber Sacilotto de Souza