linux 4.15.0-48.51 source package in Ubuntu

Changelog

linux (4.15.0-48.51) bionic; urgency=medium

  * linux: 4.15.0-48.51 -proposed tracker (LP: #1822820)

  * 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()

  * [P9][LTCTest][Opal][FW910] cpupower monitor shows multiple stop Idle_Stats
    (LP: #1719545)
    - cpupower : Fix header name to read idle state name

  * [amdgpu] screen corruption when using touchpad (LP: #1818617)
    - drm/amdgpu/gmc: steal the appropriate amount of vram for fw hand-over (v3)
    - drm/amdgpu: Free VGA stolen memory as soon as possible.

  * [SRU][B/C/OEM]IOMMU: add kernel dma protection (LP: #1820153)
    - ACPICA: AML parser: attempt to continue loading table after error
    - 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

  * Add basic support to NVLink2 passthrough (LP: #1819989)
    - powerpc/powernv/npu: Do not try invalidating 32bit table when 64bit table is
      enabled
    - powerpc/powernv: call OPAL_QUIESCE before OPAL_SIGNAL_SYSTEM_RESET
    - powerpc/powernv: Export opal_check_token symbol
    - powerpc/powernv: Make possible for user to force a full ipl cec reboot
    - powerpc/powernv/idoa: Remove unnecessary pcidev from pci_dn
    - powerpc/powernv: Move npu struct from pnv_phb to pci_controller
    - powerpc/powernv/npu: Move OPAL calls away from context manipulation
    - powerpc/pseries/iommu: Use memory@ nodes in max RAM address calculation
    - powerpc/pseries/npu: Enable platform support
    - powerpc/pseries: Remove IOMMU API support for non-LPAR systems
    - powerpc/powernv/npu: Check mmio_atsd array bounds when populating
    - powerpc/powernv/npu: Fault user page into the hypervisor's pagetable

  * 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

  * CVE-2017-5754
    - x86/nmi: Fix NMI uaccess race against CR3 switching
    - x86/mm: Fix documentation of module mapping range with 4-level paging
    - x86/pti: Enable global pages for shared areas
    - x86/pti: Never implicitly clear _PAGE_GLOBAL for kernel image
    - x86/pti: Leave kernel text global for !PCID
    - x86/pti: Fix boot problems from Global-bit setting
    - x86/pti: Fix boot warning from Global-bit setting
    - x86/pti: Reduce amount of kernel text allowed to be Global
    - x86/pti: Disallow global kernel text with RANDSTRUCT
    - x86/entry/32: Add explicit 'l' instruction suffix
    - x86/asm-offsets: Move TSS_sp0 and TSS_sp1 to asm-offsets.c
    - x86/entry/32: Rename TSS_sysenter_sp0 to TSS_entry2task_stack
    - x86/entry/32: Load task stack from x86_tss.sp1 in SYSENTER handler
    - x86/entry/32: Put ESPFIX code into a macro
    - x86/entry/32: Unshare NMI return path
    - x86/entry/32: Split off return-to-kernel path
    - x86/entry/32: Enter the kernel via trampoline stack
    - x86/entry/32: Leave the kernel via trampoline stack
    - x86/entry/32: Introduce SAVE_ALL_NMI and RESTORE_ALL_NMI
    - x86/entry/32: Handle Entry from Kernel-Mode on Entry-Stack
    - x86/entry/32: Simplify debug entry point
    - x86/entry/32: Add PTI cr3 switch to non-NMI entry/exit points
    - x86/entry/32: Add PTI CR3 switches to NMI handler code
    - x86/entry: Rename update_sp0 to update_task_stack
    - x86/pgtable: Rename pti_set_user_pgd() to pti_set_user_pgtbl()
    - x86/pgtable/pae: Unshare kernel PMDs when PTI is enabled
    - x86/pgtable/32: Allocate 8k page-tables when PTI is enabled
    - x86/pgtable: Move pgdp kernel/user conversion functions to pgtable.h
    - x86/pgtable: Move pti_set_user_pgtbl() to pgtable.h
    - x86/pgtable: Move two more functions from pgtable_64.h to pgtable.h
    - x86/mm/pae: Populate valid user PGD entries
    - x86/mm/pae: Populate the user page-table with user pgd's
    - x86/mm/pti: Add an overflow check to pti_clone_pmds()
    - x86/mm/pti: Define X86_CR3_PTI_PCID_USER_BIT on x86_32
    - x86/mm/pti: Clone CPU_ENTRY_AREA on PMD level on x86_32
    - x86/mm/pti: Make pti_clone_kernel_text() compile on 32 bit
    - x86/mm/pti: Keep permissions when cloning kernel text in
      pti_clone_kernel_text()
    - x86/mm/pti: Introduce pti_finalize()
    - x86/mm/pti: Clone entry-text again in pti_finalize()
    - x86/mm/dump_pagetables: Define INIT_PGD
    - x86/pgtable/pae: Use separate kernel PMDs for user page-table
    - x86/ldt: Reserve address-space range on 32 bit for the LDT
    - x86/ldt: Define LDT_END_ADDR
    - x86/ldt: Split out sanity check in map_ldt_struct()
    - x86/ldt: Enable LDT user-mapping for PAE
    - x86/pti: Allow CONFIG_PAGE_TABLE_ISOLATION for x86_32
    - [Config] Update PAGE_TABLE_ISOLATION annotations
    - x86/mm/pti: Add Warning when booting on a PCID capable CPU
    - x86/entry/32: Add debug code to check entry/exit CR3
    - x86/pti: Check the return value of pti_user_pagetable_walk_p4d()
    - x86/pti: Check the return value of pti_user_pagetable_walk_pmd()
    - perf/core: Make sure the ring-buffer is mapped in all page-tables
    - x86/entry/32: Check for VM86 mode in slow-path check
    - x86/mm: Remove in_nmi() warning from vmalloc_fault()
    - x86/kexec: Allocate 8k PGDs for PTI
    - x86/mm/pti: Clear Global bit more aggressively
    - mm: Allow non-direct-map arguments to free_reserved_area()
    - x86/mm/init: Pass unconverted symbol addresses to free_init_pages()
    - x86/mm/init: Add helper for freeing kernel image pages
    - x86/mm/init: Remove freed kernel image areas from alias mapping
    - x86/mm/pti: Fix 32 bit PCID check
    - x86/mm/pti: Don't clear permissions in pti_clone_pmd()
    - x86/mm/pti: Clone kernel-image on PTE level for 32 bit
    - x86/relocs: Add __end_rodata_aligned to S_REL
    - x86/mm/pti: Move user W+X check into pti_finalize()
    - x86/efi: Load fixmap GDT in efi_call_phys_epilog()
    - x86/efi: Load fixmap GDT in efi_call_phys_epilog() before setting %cr3
    - x86/mm/doc: Clean up the x86-64 virtual memory layout descriptions
    - x86/mm/doc: Enhance the x86-64 virtual memory layout descriptions
    - x86/entry/32: Clear the CS high bits
    - x86/mm: Move LDT remap out of KASLR region on 5-level paging
    - x86/ldt: Unmap PTEs for the slot before freeing LDT pages
    - x86/ldt: Remove unused variable in map_ldt_struct()
    - x86/mm: Fix guard hole handling
    - x86/dump_pagetables: Fix LDT remap address marker

  * Avoid potential memory corruption on HiSilicon SoCs (LP: #1819546)
    - iommu/arm-smmu-v3: Avoid memory corruption from Hisilicon MSI payloads

  * Ubuntu18.04.01: [Power9] power8 Compat guest(RHEL7.6) crashes during guest
    boot with > 256G of memory (kernel/kvm) (LP: #1818645)
    - ]PATCH] KVM: PPC: Book3S HV: Don't truncate HPTE index in xlate function

  * Fix for dual Intel NVMes (LP: #1821961)
    - SAUCE: nvme: Merge two quirk entries into one for Intel 760p/Pro 7600p

  * CVE-2017-5715
    - tools headers: Synchronize prctl.h ABI header
    - x86/spectre: Add missing family 6 check to microcode check
    - x86/speculation: Enable cross-hyperthread spectre v2 STIBP mitigation
    - 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
    - s390: remove closung punctuation from spectre messages
    - x86/speculation: Simplify the CPU bug detection logic

  * CVE-2018-3639
    - x86/bugs: Add AMD's variant of SSB_NO
    - x86/bugs: Add AMD's SPEC_CTRL MSR usage
    - x86/bugs: Switch the selection of mitigation from CPU vendor to CPU features
    - x86/bugs: Update when to check for the LS_CFG SSBD mitigation
    - x86/bugs: Fix the AMD SSBD usage of the SPEC_CTRL MSR
    - KVM: x86: SVM: Call x86_spec_ctrl_set_guest/host() with interrupts disabled

  * [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

  * rtl8723be wifi does not work under linux-modules-extra-4.15.0-33-generic
    (LP: #1788997)
    - SAUCE: Revert "rtlwifi: cleanup 8723be ant_sel definition"

  * Crash from :i915 module with 4.15.0-46-generic using multi-display
    (LP: #1819486)
    - SAUCE: Revert "drm/i915: Fix hotplug irq ack on i965/g4x"

  * kernel linux-image-4.15.0-44 not booting on Hyperv Server 2008R2
    (LP: #1814069)
    - hv/netvsc: fix handling of fallback to single queue mode
    - hv/netvsc: Fix NULL dereference at single queue mode fallback

  * 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

  * Hard lockup in 2 CPUs due to deadlock in cpu_stoppers (LP: #1821259)
    - stop_machine: Disable preemption after queueing stopper threads
    - stop_machine: Atomically queue and wake stopper threads

  * 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: Fix for Tx timeouts when interface is brought up if DCB is enabled
    - 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

  * i40e xps management broken when > 64 queues/cpus (LP: #1820948)
    - i40e: Do not allow use more TC queue pairs than MSI-X vectors exist
    - i40e: Fix the number of queues available to be mapped for use

  * 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

 -- Andrea Righi <email address hidden>  Tue, 02 Apr 2019 18:31:55 +0200

Upload details

Uploaded by:
Andrea Righi on 2019-04-03
Sponsored by:
Stefan Bader
Uploaded to:
Bionic
Original maintainer:
Ubuntu Kernel Team
Architectures:
all i386 amd64 armhf arm64 x32 ppc64el s390x
Section:
devel
Urgency:
Medium Urgency

See full publishing history Publishing

Series Pocket Published Component Section

Downloads

File Size SHA-256 Checksum
linux_4.15.0.orig.tar.gz 150.4 MiB c33b8ba5c45a40b689979caa2421c4d933864cd70eb93c00eb69adf43e9a24fc
linux_4.15.0-48.51.diff.gz 8.5 MiB 64fd20644a5d73d46819cab183d00f336419e4fef0c0a019734cc324373378bc
linux_4.15.0-48.51.dsc 8.1 KiB 9c0b92374a0a4846175545e79e0fcd14dc094771525bee61ca019a01dbec64e5

Available diffs

View changes file

Binary packages built by this source

block-modules-4.15.0-48-generic-di: Block storage devices

 This package contains the block storage devices, including DAC960 and
 paraide.

block-modules-4.15.0-48-generic-lpae-di: Block storage devices

 This package contains the block storage devices, including DAC960 and
 paraide.

block-modules-4.15.0-48-snapdragon-di: Block storage devices

 This package contains the block storage devices, including DAC960 and
 paraide.

crypto-modules-4.15.0-48-generic-di: crypto modules

 This package contains crypto modules.

crypto-modules-4.15.0-48-generic-lpae-di: crypto modules

 This package contains crypto modules.

crypto-modules-4.15.0-48-snapdragon-di: crypto modules

 This package contains crypto modules.

dasd-extra-modules-4.15.0-48-generic-di: DASD storage support -- extras
dasd-modules-4.15.0-48-generic-di: DASD storage support
fat-modules-4.15.0-48-generic-di: FAT filesystem support

 This includes Windows FAT and VFAT support.

fat-modules-4.15.0-48-generic-lpae-di: FAT filesystem support

 This includes Windows FAT and VFAT support.

fat-modules-4.15.0-48-snapdragon-di: FAT filesystem support

 This includes Windows FAT and VFAT support.

fb-modules-4.15.0-48-generic-di: Framebuffer modules
firewire-core-modules-4.15.0-48-generic-di: Firewire (IEEE-1394) Support
floppy-modules-4.15.0-48-generic-di: Floppy driver support
fs-core-modules-4.15.0-48-generic-di: Base filesystem modules

 This includes jfs, reiserfs and xfs.

fs-core-modules-4.15.0-48-generic-lpae-di: Base filesystem modules

 This includes jfs, reiserfs and xfs.

fs-core-modules-4.15.0-48-snapdragon-di: Base filesystem modules

 This includes jfs, reiserfs and xfs.

fs-secondary-modules-4.15.0-48-generic-di: Extra filesystem modules

 This includes support for Windows NTFS and MacOS HFS/HFSPlus

fs-secondary-modules-4.15.0-48-generic-lpae-di: Extra filesystem modules

 This includes support for Windows NTFS and MacOS HFS/HFSPlus

fs-secondary-modules-4.15.0-48-snapdragon-di: Extra filesystem modules

 This includes support for Windows NTFS and MacOS HFS/HFSPlus

input-modules-4.15.0-48-generic-di: Support for various input methods
input-modules-4.15.0-48-generic-lpae-di: Support for various input methods
input-modules-4.15.0-48-snapdragon-di: Support for various input methods
ipmi-modules-4.15.0-48-generic-di: ipmi modules
ipmi-modules-4.15.0-48-generic-lpae-di: ipmi modules
ipmi-modules-4.15.0-48-snapdragon-di: ipmi modules
irda-modules-4.15.0-48-generic-di: Support for Infrared protocols
irda-modules-4.15.0-48-generic-lpae-di: Support for Infrared protocols
irda-modules-4.15.0-48-snapdragon-di: Support for Infrared protocols
kernel-image-4.15.0-48-generic-di: kernel image and system map
kernel-image-4.15.0-48-generic-lpae-di: kernel image and system map
kernel-image-4.15.0-48-snapdragon-di: kernel image and system map
linux-buildinfo-4.15.0-48-generic: Linux kernel buildinfo for version 4.15.0 on ARM (hard float) SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 ARM (hard float) SMP.
 .
 You likely do not want to install this package.

linux-buildinfo-4.15.0-48-generic-lpae: Linux kernel buildinfo for version 4.15.0 on ARM (hard float) SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 ARM (hard float) SMP.
 .
 You likely do not want to install this package.

linux-buildinfo-4.15.0-48-lowlatency: Linux kernel buildinfo for version 4.15.0 on 64 bit x86 SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 64 bit x86 SMP.
 .
 You likely do not want to install this package.

linux-buildinfo-4.15.0-48-snapdragon: Linux kernel buildinfo for version 4.15.0 on ARMv8 SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 ARMv8 SMP.
 .
 You likely do not want to install this package.

linux-cloud-tools-4.15.0-48: Linux kernel version specific cloud tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud tools for version 4.15.0-48 on
 64 bit x86.
 You probably want to install linux-cloud-tools-4.15.0-48-<flavour>.

linux-cloud-tools-4.15.0-48-generic: Linux kernel version specific cloud tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud for version 4.15.0-48 on
 64 bit x86.

linux-cloud-tools-4.15.0-48-lowlatency: Linux kernel version specific cloud tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud for version 4.15.0-48 on
 64 bit x86.

linux-cloud-tools-common: Linux kernel version specific cloud tools for version 4.15.0

 This package provides the architecture independent parts for kernel
 version locked tools for cloud tools for version PGKVER.

linux-doc: Linux kernel specific documentation for version 4.15.0

 This package provides the various documents in the 4.15.0 kernel
 Documentation/ subdirectory. These document kernel subsystems, APIs, device
 drivers, and so on. See
 /usr/share/doc/linux-doc/00-INDEX for a list of what is
 contained in each file.

linux-headers-4.15.0-48: Header files related to Linux kernel version 4.15.0

 This package provides kernel header files for version 4.15.0, for sites
 that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-48/debian.README.gz for details

linux-headers-4.15.0-48-generic: Linux kernel headers for version 4.15.0 on ARM (hard float) SMP

 This package provides kernel header files for version 4.15.0 on
 ARM (hard float) SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-48/debian.README.gz for details.

linux-headers-4.15.0-48-generic-lpae: Linux kernel headers for version 4.15.0 on ARM (hard float) SMP

 This package provides kernel header files for version 4.15.0 on
 ARM (hard float) SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-48/debian.README.gz for details.

linux-headers-4.15.0-48-lowlatency: Linux kernel headers for version 4.15.0 on 64 bit x86 SMP

 This package provides kernel header files for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-48/debian.README.gz for details.

linux-headers-4.15.0-48-snapdragon: Linux kernel headers for version 4.15.0 on ARMv8 SMP

 This package provides kernel header files for version 4.15.0 on
 ARMv8 SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-48/debian.README.gz for details.

linux-image-4.15.0-48-generic: Signed kernel image generic

 A kernel image for generic. This version of it is signed with
 Canonical's UEFI/Opal signing key.

linux-image-4.15.0-48-generic-dbgsym: Signed kernel image generic

 A link to the debugging symbols for the generic signed kernel.

linux-image-4.15.0-48-generic-lpae: Linux kernel image for version 4.15.0 on ARM (hard float) SMP

 This package contains the Linux kernel image for version 4.15.0 on
 ARM (hard float) SMP.
 .
 Supports Generic LPAE processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic-lpae meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-4.15.0-48-generic-lpae-dbgsym: Linux kernel debug image for version 4.15.0 on ARM (hard float) SMP

 This package provides the kernel debug image for version 4.15.0 on
 ARM (hard float) SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-image-4.15.0-48-lowlatency: Signed kernel image lowlatency

 A kernel image for lowlatency. This version of it is signed with
 Canonical's UEFI signing key.

linux-image-4.15.0-48-lowlatency-dbgsym: Signed kernel image lowlatency

 A link to the debugging symbols for the lowlatency signed kernel.

linux-image-4.15.0-48-snapdragon: Linux kernel image for version 4.15.0 on ARMv8 SMP

 This package contains the Linux kernel image for version 4.15.0 on
 ARMv8 SMP.
 .
 Supports Generic Snapdragon processors.
 .
 Geared toward desktop,server and embedded systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-snapdragon meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-4.15.0-48-snapdragon-dbgsym: Linux kernel debug image for version 4.15.0 on ARMv8 SMP

 This package provides the kernel debug image for version 4.15.0 on
 ARMv8 SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-image-unsigned-4.15.0-48-generic: Linux kernel image for version 4.15.0 on 64 bit x86 SMP

 This package contains the unsigned Linux kernel image for version 4.15.0 on
 64 bit x86 SMP.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-unsigned-4.15.0-48-generic-dbgsym: Linux kernel debug image for version 4.15.0 on 64 bit x86 SMP

 This package provides the unsigned kernel debug image for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-image-unsigned-4.15.0-48-lowlatency: Linux kernel image for version 4.15.0 on 64 bit x86 SMP

 This package contains the unsigned Linux kernel image for version 4.15.0 on
 64 bit x86 SMP.
 .
 Supports Lowlatency processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-lowlatency meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-unsigned-4.15.0-48-lowlatency-dbgsym: Linux kernel debug image for version 4.15.0 on 64 bit x86 SMP

 This package provides the unsigned kernel debug image for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-libc-dev: Linux Kernel Headers for development

 This package provides headers from the Linux kernel. These headers
 are used by the installed headers for GNU glibc and other system
 libraries. They are NOT meant to be used to build third-party modules for
 your kernel. Use linux-headers-* packages for that.

linux-modules-4.15.0-48-generic: Linux kernel extra modules for version 4.15.0 on ARM (hard float) SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-4.15.0-48-generic-lpae: Linux kernel extra modules for version 4.15.0 on ARM (hard float) SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic LPAE processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic-lpae meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-4.15.0-48-lowlatency: Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Lowlatency processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-lowlatency meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-4.15.0-48-snapdragon: Linux kernel extra modules for version 4.15.0 on ARMv8 SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic Snapdragon processors.
 .
 Geared toward desktop,server and embedded systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-snapdragon meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-extra-4.15.0-48-generic: Linux kernel extra modules for version 4.15.0 on ARMv8 SMP

 This package contains the Linux kernel extra modules for version 4.15.0 on
 ARMv8 SMP.
 .
 Also includes the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-source-4.15.0: Linux kernel source for version 4.15.0 with Ubuntu patches

 This package provides the source code for the Linux kernel version
 4.15.0.
 .
 This package is mainly meant for other packages to use, in order to build
 custom flavours.
 .
 If you wish to use this package to create a custom Linux kernel, then it
 is suggested that you investigate the package kernel-package, which has
 been designed to ease the task of creating kernel image packages.
 .
 If you are simply trying to build third-party modules for your kernel,
 you do not want this package. Install the appropriate linux-headers
 package instead.

linux-tools-4.15.0-48: Linux kernel version specific tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-48 on
 ARM (hard float).
 You probably want to install linux-tools-4.15.0-48-<flavour>.

linux-tools-4.15.0-48-generic: Linux kernel version specific tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-48 on
 ARM (hard float).

linux-tools-4.15.0-48-generic-lpae: Linux kernel version specific tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-48 on
 ARM (hard float).

linux-tools-4.15.0-48-lowlatency: Linux kernel version specific tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-48 on
 64 bit x86.

linux-tools-4.15.0-48-snapdragon: Linux kernel version specific tools for version 4.15.0-48

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-48 on
 ARMv8.

linux-tools-common: Linux kernel version specific tools for version 4.15.0

 This package provides the architecture independent parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version PGKVER.

linux-tools-host: Linux kernel VM host tools

 This package provides kernel tools useful for VM hosts.

linux-udebs-generic: Metapackage depending on kernel udebs

 This package depends on the all udebs that the kernel build generated,
 for easier version and migration tracking.

linux-udebs-generic-lpae: Metapackage depending on kernel udebs

 This package depends on the all udebs that the kernel build generated,
 for easier version and migration tracking.

linux-udebs-snapdragon: Metapackage depending on kernel udebs

 This package depends on the all udebs that the kernel build generated,
 for easier version and migration tracking.

md-modules-4.15.0-48-generic-di: Multi-device support (raid, device-mapper, lvm)
md-modules-4.15.0-48-generic-lpae-di: Multi-device support (raid, device-mapper, lvm)
md-modules-4.15.0-48-snapdragon-di: Multi-device support (raid, device-mapper, lvm)
message-modules-4.15.0-48-generic-di: Fusion and i2o storage modules

 This package containes the fusion and i2o storage modules.

message-modules-4.15.0-48-snapdragon-di: Fusion and i2o storage modules

 This package containes the fusion and i2o storage modules.

mouse-modules-4.15.0-48-generic-di: Mouse support

 This package contains mouse drivers for the Linux kernel.

mouse-modules-4.15.0-48-generic-lpae-di: Mouse support

 This package contains mouse drivers for the Linux kernel.

mouse-modules-4.15.0-48-snapdragon-di: Mouse support

 This package contains mouse drivers for the Linux kernel.

multipath-modules-4.15.0-48-generic-di: DM-Multipath support

  This package contains modules for device-mapper multipath support.

multipath-modules-4.15.0-48-generic-lpae-di: DM-Multipath support

  This package contains modules for device-mapper multipath support.

multipath-modules-4.15.0-48-snapdragon-di: DM-Multipath support

  This package contains modules for device-mapper multipath support.

nfs-modules-4.15.0-48-generic-di: NFS filesystem drivers

 Includes the NFS client driver, and supporting modules.

nfs-modules-4.15.0-48-generic-lpae-di: NFS filesystem drivers

 Includes the NFS client driver, and supporting modules.

nfs-modules-4.15.0-48-snapdragon-di: NFS filesystem drivers

 Includes the NFS client driver, and supporting modules.

nic-modules-4.15.0-48-generic-di: Network interface support
nic-modules-4.15.0-48-generic-lpae-di: Network interface support
nic-modules-4.15.0-48-snapdragon-di: Network interface support
nic-pcmcia-modules-4.15.0-48-generic-di: PCMCIA network interface support
nic-shared-modules-4.15.0-48-generic-di: nic shared modules

  This package contains modules which support nic modules

nic-shared-modules-4.15.0-48-generic-lpae-di: nic shared modules

  This package contains modules which support nic modules

nic-shared-modules-4.15.0-48-snapdragon-di: nic shared modules

  This package contains modules which support nic modules

nic-usb-modules-4.15.0-48-generic-di: USB network interface support
nic-usb-modules-4.15.0-48-generic-lpae-di: USB network interface support
nic-usb-modules-4.15.0-48-snapdragon-di: USB network interface support
parport-modules-4.15.0-48-generic-di: Parallel port support
parport-modules-4.15.0-48-generic-lpae-di: Parallel port support
parport-modules-4.15.0-48-snapdragon-di: Parallel port support
pata-modules-4.15.0-48-generic-di: PATA support modules
pcmcia-modules-4.15.0-48-generic-di: PCMCIA Modules
pcmcia-storage-modules-4.15.0-48-generic-di: PCMCIA storage support
plip-modules-4.15.0-48-generic-di: PLIP (parallel port) networking support
plip-modules-4.15.0-48-generic-lpae-di: PLIP (parallel port) networking support
plip-modules-4.15.0-48-snapdragon-di: PLIP (parallel port) networking support
ppp-modules-4.15.0-48-generic-di: PPP (serial port) networking support
ppp-modules-4.15.0-48-generic-lpae-di: PPP (serial port) networking support
ppp-modules-4.15.0-48-snapdragon-di: PPP (serial port) networking support
sata-modules-4.15.0-48-generic-di: SATA storage support
sata-modules-4.15.0-48-generic-lpae-di: SATA storage support
sata-modules-4.15.0-48-snapdragon-di: SATA storage support
scsi-modules-4.15.0-48-generic-di: SCSI storage support
scsi-modules-4.15.0-48-generic-lpae-di: SCSI storage support
scsi-modules-4.15.0-48-snapdragon-di: SCSI storage support
serial-modules-4.15.0-48-generic-di: Serial port support
storage-core-modules-4.15.0-48-generic-di: Core storage support

 Includes core SCSI, LibATA, USB-Storage. Also includes related block
 devices for CD, Disk and Tape medium (and IDE Floppy).

storage-core-modules-4.15.0-48-generic-lpae-di: Core storage support

 Includes core SCSI, LibATA, USB-Storage. Also includes related block
 devices for CD, Disk and Tape medium (and IDE Floppy).

storage-core-modules-4.15.0-48-snapdragon-di: Core storage support

 Includes core SCSI, LibATA, USB-Storage. Also includes related block
 devices for CD, Disk and Tape medium (and IDE Floppy).

usb-modules-4.15.0-48-generic-di: Core USB support
usb-modules-4.15.0-48-generic-lpae-di: Core USB support
usb-modules-4.15.0-48-snapdragon-di: Core USB support
virtio-modules-4.15.0-48-generic-di: VirtIO Modules

 Includes modules for VirtIO (virtual machine, generally kvm guests)

virtio-modules-4.15.0-48-snapdragon-di: VirtIO Modules

 Includes modules for VirtIO (virtual machine, generally kvm guests)

vlan-modules-4.15.0-48-generic-di: vlan modules

 This package contains vlan (8021.Q) modules.

vlan-modules-4.15.0-48-generic-lpae-di: vlan modules

 This package contains vlan (8021.Q) modules.

vlan-modules-4.15.0-48-snapdragon-di: vlan modules

 This package contains vlan (8021.Q) modules.