linux-kvm 4.4.0-1047.53 source package in Ubuntu


linux-kvm (4.4.0-1047.53) xenial; urgency=medium

  * linux-kvm: 4.4.0-1047.53 -proposed tracker (LP: #1829195)

  * Xenial update: 4.4.179 upstream stable release (LP: #1828420)
    - [Config]: add CONFIG_LDISC_AUTOLOAD=y
    - [Config]: remove CONFIG_R3964

  [ Ubuntu: 4.4.0-149.175 ]

  * linux: 4.4.0-149.175 -proposed tracker (LP: #1829209)
  * disable a.out support (LP: #1818552)
    - [Config] Disable a.out support
  * autopkgtests run too often, too much and don't skip enough (LP: #1823056)
    - [Debian] Set +x on rebuild testcase.
    - [Debian] Skip rebuild test, for regression-suite deps.
    - [Debian] Make ubuntu-regression-suite skippable on unbootable kernels.
    - [Debian] make rebuild use skippable error codes when skipping.
    - [Debian] Only run regression-suite, if requested to.
  * Xenial update: 4.4.179 upstream stable release (LP: #1828420)
    - arm64: debug: Don't propagate UNKNOWN FAR into si_code for debug signals
    - arm64: debug: Ensure debug handlers check triggering exception level
    - ext4: cleanup bh release code in ext4_ind_remove_space()
    - lib/int_sqrt: optimize initial value compute
    - tty/serial: atmel: Add is_half_duplex helper
    - mm: mempolicy: make mbind() return -EIO when MPOL_MF_STRICT is specified
    - i2c: core-smbus: prevent stack corruption on read I2C_BLOCK_DATA
    - Bluetooth: Fix decrementing reference count twice in releasing socket
    - tty/serial: atmel: RS485 HD w/DMA: enable RX after TX is stopped
    - CIFS: fix POSIX lock leak and invalid ptr deref
    - h8300: use cc-cross-prefix instead of hardcoding h8300-unknown-linux-
    - tracing: kdb: Fix ftdump to not sleep
    - gpio: gpio-omap: fix level interrupt idling
    - sysctl: handle overflow for file-max
    - enic: fix build warning without CONFIG_CPUMASK_OFFSTACK
    - mm/cma.c: cma_declare_contiguous: correct err handling
    - mm/page_ext.c: fix an imbalance with kmemleak
    - mm/vmalloc.c: fix kernel BUG at mm/vmalloc.c:512!
    - mm/slab.c: kmemleak no scan alien caches
    - ocfs2: fix a panic problem caused by o2cb_ctl
    - f2fs: do not use mutex lock in atomic context
    - fs/file.c: initialize init_files.resize_wait
    - cifs: use correct format characters
    - dm thin: add sanity checks to thin-pool and external snapshot creation
    - cifs: Fix NULL pointer dereference of devname
    - fs: fix guard_bio_eod to check for real EOD errors
    - tools lib traceevent: Fix buffer overflow in arg_eval
    - usb: chipidea: Grab the (legacy) USB PHY by phandle first
    - scsi: core: replace GFP_ATOMIC with GFP_KERNEL in scsi_scan.c
    - coresight: etm4x: Add support to enable ETMv4.2
    - ARM: 8840/1: use a raw_spinlock_t in unwind
    - mmc: omap: fix the maximum timeout setting
    - e1000e: Fix -Wformat-truncation warnings
    - IB/mlx4: Increase the timeout for CM cache
    - scsi: megaraid_sas: return error when create DMA pool failed
    - perf test: Fix failure of 'evsel-tp-sched' test on s390
    - SoC: imx-sgtl5000: add missing put_device()
    - media: sh_veu: Correct return type for mem2mem buffer helpers
    - media: s5p-jpeg: Correct return type for mem2mem buffer helpers
    - media: s5p-g2d: Correct return type for mem2mem buffer helpers
    - media: mx2_emmaprp: Correct return type for mem2mem buffer helpers
    - leds: lp55xx: fix null deref on firmware load failure
    - kprobes: Prohibit probing on bsearch()
    - ARM: 8833/1: Ensure that NEON code always compiles with Clang
    - ALSA: PCM: check if ops are defined before suspending PCM
    - bcache: fix input overflow to cache set sysfs file io_error_halflife
    - bcache: fix input overflow to sequential_cutoff
    - bcache: improve sysfs_strtoul_clamp()
    - fbdev: fbmem: fix memory access if logo is bigger than the screen
    - cdrom: Fix race condition in cdrom_sysctl_register
    - ASoC: fsl-asoc-card: fix object reference leaks in fsl_asoc_card_probe
    - soc: qcom: gsbi: Fix error handling in gsbi_probe()
    - mt7601u: bump supported EEPROM version
    - ARM: avoid Cortex-A9 livelock on tight dmb loops
    - tty: increase the default flip buffer limit to 2*640K
    - media: mt9m111: set initial frame size other than 0x0
    - hwrng: virtio - Avoid repeated init of completion
    - soc/tegra: fuse: Fix illegal free of IO base address
    - hpet: Fix missing '=' character in the __setup() code of hpet_mmap_enable
    - dmaengine: imx-dma: fix warning comparison of distinct pointer types
    - netfilter: physdev: relax br_netfilter dependency
    - media: s5p-jpeg: Check for fmt_ver_flag when doing fmt enumeration
    - regulator: act8865: Fix act8600_sudcdc_voltage_ranges setting
    - wlcore: Fix memory leak in case wl12xx_fetch_firmware failure
    - x86/build: Mark per-CPU symbols as absolute explicitly for LLD
    - dmaengine: tegra: avoid overflow of byte tracking
    - drm/dp/mst: Configure no_stop_bit correctly for remote i2c xfers
    - binfmt_elf: switch to new creds when switching to new mm
    - kbuild: clang: choose GCC_TOOLCHAIN_DIR not on LD
    - x86/build: Specify elf_i386 linker emulation explicitly for i386 objects
    - x86: vdso: Use $LD instead of $CC to link
    - x86/vdso: Drop implicit common-page-size linker flag
    - lib/string.c: implement a basic bcmp
    - tty: mark Siemens R3964 line discipline as BROKEN
    - [Config]: remove CONFIG_R3964
    - [Config]: add CONFIG_LDISC_AUTOLOAD=y
    - tty: ldisc: add sysctl to prevent autoloading of ldiscs
    - ipv6: Fix dangling pointer when ipv6 fragment
    - ipv6: sit: reset ip header pointer in ipip6_rcv
    - net: rds: force to destroy connection if t_sock is NULL in
    - qmi_wwan: add Olicard 600
    - sctp: initialize _pad of sockaddr_in before copying to user memory
    - tcp: Ensure DCTCP reacts to losses
    - netns: provide pure entropy for net_hash_mix()
    - net: ethtool: not call vzalloc for zero sized memory request
    - ip6_tunnel: Match to ARPHRD_TUNNEL6 for dev type
    - ALSA: seq: Fix OOB-reads from strlcpy
    - include/linux/bitrev.h: fix constant bitrev
    - ASoC: fsl_esai: fix channel swap issue when stream starts
    - block: do not leak memory in bio_copy_user_iov()
    - genirq: Respect IRQCHIP_SKIP_SET_WAKE in irq_chip_set_wake_parent()
    - ARM: dts: at91: Fix typo in ISC_D0 on PC9
    - arm64: futex: Fix FUTEX_WAKE_OP atomic ops with non-zero result value
    - xen: Prevent buffer overflow in privcmd ioctl
    - sched/fair: Do not re-read ->h_load_next during hierarchical load
    - xtensa: fix return_address
    - PCI: Add function 1 DMA alias quirk for Marvell 9170 SATA controller
    - perf/core: Restore mmap record type correctly
    - ext4: add missing brelse() in add_new_gdb_meta_bg()
    - ext4: report real fs size after failed resize
    - ALSA: echoaudio: add a check for ioremap_nocache
    - ALSA: sb8: add a check for request_region
    - IB/mlx4: Fix race condition between catas error reset and aliasguid flows
    - mmc: davinci: remove extraneous __init annotation
    - ALSA: opl3: fix mismatch between snd_opl3_drum_switch definition and
    - thermal/int340x_thermal: Add additional UUIDs
    - thermal/int340x_thermal: fix mode setting
    - tools/power turbostat: return the exit status of a command
    - perf top: Fix error handling in cmd_top()
    - perf evsel: Free evsel->counts in perf_evsel__exit()
    - perf tests: Fix a memory leak of cpu_map object in the
      openat_syscall_event_on_all_cpus test
    - perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
    - x86/hpet: Prevent potential NULL pointer dereference
    - x86/cpu/cyrix: Use correct macros for Cyrix calls on Geode processors
    - iommu/vt-d: Check capability before disabling protected memory
    - x86/hw_breakpoints: Make default case in hw_breakpoint_arch_parse() return
      an error
    - fix incorrect error code mapping for OBJECTID_NOT_FOUND
    - ext4: prohibit fstrim in norecovery mode
    - rsi: improve kernel thread handling to fix kernel panic
    - 9p: do not trust pdu content for stat item size
    - 9p locks: add mount option for lock retry interval
    - f2fs: fix to do sanity check with current segment number
    - serial: uartps: console_setup() can't be placed to init section
    - ARM: samsung: Limit SAMSUNG_PM_CHECK config option to non-Exynos platforms
    - ACPI / SBS: Fix GPE storm on recent MacBookPro's
    - cifs: fallback to older infolevels on findfirst queryinfo retry
    - crypto: sha256/arm - fix crash bug in Thumb2 build
    - crypto: sha512/arm - fix crash bug in Thumb2 build
    - iommu/dmar: Fix buffer overflow during PCI bus notification
    - ARM: 8839/1: kprobe: make patch_lock a raw_spinlock_t
    - appletalk: Fix use-after-free in atalk_proc_exit
    - lib/div64.c: off by one in shift
    - include/linux/swap.h: use offsetof() instead of custom __swapoffset macro
    - tpm/tpm_crb: Avoid unaligned reads in crb_recv()
    - ovl: fix uid/gid when creating over whiteout
    - appletalk: Fix compile regression
    - bonding: fix event handling for stacked bonds
    - net: atm: Fix potential Spectre v1 vulnerabilities
    - net: bridge: multicast: use rcu to access port list from
    - net: fou: do not use guehdr after iptunnel_pull_offloads in gue_udp_recv
    - tcp: tcp_grow_window() needs to respect tcp_space()
    - ipv4: recompile ip options in ipv4_link_failure
    - ipv4: ensure rcu_read_lock() in ipv4_link_failure()
    - crypto: crypto4xx - properly set IV after de- and encrypt
    - modpost: file2alias: go back to simple devtable lookup
    - modpost: file2alias: check prototype of handler
    - tpm/tpm_i2c_atmel: Return -E2BIG when the transfer is incomplete
    - KVM: x86: Don't clear EFER during SMM transitions for 32-bit vCPU
    - iio/gyro/bmg160: Use millidegrees for temperature scale
    - iio: ad_sigma_delta: select channel when reading register
    - iio: adc: at91: disable adc channel interrupt in timeout case
    - io: accel: kxcjk1013: restore the range after resume.
    - staging: comedi: vmk80xx: Fix use of uninitialized semaphore
    - staging: comedi: vmk80xx: Fix possible double-free of ->usb_rx_buf
    - staging: comedi: ni_usb6501: Fix use of uninitialized mutex
    - staging: comedi: ni_usb6501: Fix possible double-free of ->usb_rx_buf
    - ALSA: core: Fix card races between register and disconnect
    - crypto: x86/poly1305 - fix overflow during partial reduction
    - arm64: futex: Restore oldval initialization to work around buggy compilers
    - x86/kprobes: Verify stack frame on kretprobe
    - kprobes: Mark ftrace mcount handler functions nokprobe
    - kprobes: Fix error check when reusing optimized probes
    - mac80211: do not call driver wake_tx_queue op during reconfig
    - Revert "kbuild: use -Oz instead of -Os when using clang"
    - sched/fair: Limit sched_cfs_period_timer() loop to avoid hard lockup
    - device_cgroup: fix RCU imbalance in error case
    - mm/vmstat.c: fix /proc/vmstat format for CONFIG_DEBUG_TLBFLUSH=y
    - ALSA: info: Fix racy addition/deletion of nodes
    - Revert "locking/lockdep: Add debug_locks check in __lock_downgrade()"
    - kernel/sysctl.c: fix out-of-bounds access when setting file-max
    - Linux 4.4.179
  * Xenial update: 4.4.178 upstream stable release (LP: #1826212)
    - mmc: pxamci: fix enum type confusion
    - drm/vmwgfx: Don't double-free the mode stored in par->set_mode
    - udf: Fix crash on IO error during truncate
    - mips: loongson64: lemote-2f: Add IRQF_NO_SUSPEND to "cascade" irqaction.
    - MIPS: Fix kernel crash for R6 in jump label branch function
    - futex: Ensure that futex address is aligned in handle_futex_death()
    - ext4: fix NULL pointer dereference while journal is aborted
    - ext4: fix data corruption caused by unaligned direct AIO
    - ext4: brelse all indirect buffer in ext4_ind_remove_space()
    - mmc: tmio_mmc_core: don't claim spurious interrupts
    - media: v4l2-ctrls.c/uvc: zero v4l2_event
    - locking/lockdep: Add debug_locks check in __lock_downgrade()
    - ALSA: hda - Record the current power state before suspend/resume calls
    - ALSA: hda - Enforces runtime_resume after S3 and S4 for each codec
    - mmc: pwrseq_simple: Make reset-gpios optional to match doc
    - mmc: debugfs: Add a restriction to mmc debugfs clock setting
    - mmc: make MAN_BKOPS_EN message a debug
    - mmc: sanitize 'bus width' in debug output
    - mmc: core: shut up "voltage-ranges unspecified" pr_info()
    - usb: dwc3: gadget: Fix suspend/resume during device mode
    - arm64: mm: Add trace_irqflags annotations to do_debug_exception()
    - mmc: core: fix using wrong io voltage if mmc_select_hs200 fails
    - mm/rmap: replace BUG_ON(anon_vma->degree) with VM_WARN_ON
    - extcon: usb-gpio: Don't miss event during suspend/resume
    - kbuild: setlocalversion: print error to STDERR
    - usb: gadget: composite: fix dereference after null check coverify warning
    - usb: gadget: Add the gserial port checking in gs_start_tx()
    - tcp/dccp: drop SYN packets if accept queue is full
    - serial: sprd: adjust TIMEOUT to a big value
    - Hang/soft lockup in d_invalidate with simultaneous calls
    - arm64: traps: disable irq in die()
    - usb: renesas_usbhs: gadget: fix unused-but-set-variable warning
    - serial: sprd: clear timeout interrupt only rather than all interrupts
    - lib/int_sqrt: optimize small argument
    - USB: core: only clean up what we allocated
    - rtc: Fix overflow when converting time64_t to rtc_time
    - ath10k: avoid possible string overflow
    - mmc: block: Allow more than 8 partitions per card
    - arm64: fix COMPAT_SHMLBA definition for large pages
    - efi: stub: define DISABLE_BRANCH_PROFILING for all architectures
    - ARM: 8458/1: bL_switcher: add GIC dependency
    - ARM: 8494/1: mm: Enable PXN when running non-LPAE kernel on LPAE processor
    - android: unconditionally remove callbacks in sync_fence_free()
    - vmstat: make vmstat_updater deferrable again and shut down on idle
    - hid-sensor-hub.c: fix wrong do_div() usage
    - arm64: hide __efistub_ aliases from kallsyms
    - perf: Synchronously free aux pages in case of allocation failure
    - net: diag: support v4mapped sockets in inet_diag_find_one_icsk()
    - Revert "mmc: block: don't use parameter prefix if built as module"
    - writeback: initialize inode members that track writeback history
    - coresight: fixing lockdep error
    - coresight: coresight_unregister() function cleanup
    - coresight: release reference taken by 'bus_find_device()'
    - coresight: remove csdev's link from topology
    - stm class: Fix locking in unbinding policy path
    - stm class: Fix link list locking
    - stm class: Prevent user-controllable allocations
    - stm class: Support devices with multiple instances
    - stm class: Fix unlocking braino in the error path
    - stm class: Guard output assignment against concurrency
    - stm class: Fix unbalanced module/device refcounting
    - stm class: Fix a race in unlinking
    - coresight: "DEVICE_ATTR_RO" should defined as static.
    - coresight: etm4x: Check every parameter used by dma_xx_coherent.
    - asm-generic: Fix local variable shadow in __set_fixmap_offset
    - staging: ashmem: Avoid deadlock with mmap/shrink
    - staging: ashmem: Add missing include
    - staging: ion: Set minimum carveout heap allocation order to PAGE_SHIFT
    - staging: goldfish: audio: fix compiliation on arm
    - ARM: 8510/1: rework ARM_CPU_SUSPEND dependencies
    - arm64/kernel: fix incorrect EL0 check in inv_entry macro
    - mac80211: fix "warning: ‘target_metric’ may be used uninitialized"
    - perf/ring_buffer: Refuse to begin AUX transaction after rb->aux_mmap_count
    - arm64: kernel: Include _AC definition in page.h
    - PM / Hibernate: Call flush_icache_range() on pages restored in-place
    - stm class: Do not leak the chrdev in error path
    - stm class: Fix stm device initialization order
    - ipv6: fix endianness error in icmpv6_err
    - usb: gadget: configfs: add mutex lock before unregister gadget
    - usb: gadget: rndis: free response queue during REMOTE_NDIS_RESET_MSG
    - cpu/hotplug: Handle unbalanced hotplug enable/disable
    - video: fbdev: Set pixclock = 0 in goldfishfb
    - arm64: kconfig: drop CONFIG_RTC_LIB dependency
    - mmc: mmc: fix switch timeout issue caused by jiffies precision
    - cfg80211: size various nl80211 messages correctly
    - stmmac: copy unicast mac address to MAC registers
    - dccp: do not use ipv6 header for ipv4 flow
    - mISDN: hfcpci: Test both vendor & device ID for Digium HFC4S
    - net/packet: Set __GFP_NOWARN upon allocation in alloc_pg_vec
    - net: rose: fix a possible stack overflow
    - Add hlist_add_tail_rcu() (Merge
    - packets: Always register packet sk in the same order
    - tcp: do not use ipv6 header for ipv4 flow
    - vxlan: Don't call gro_cells_destroy() before device is unregistered
    - sctp: get sctphdr by offset in sctp_compute_cksum
    - mac8390: Fix mmio access size probe
    - btrfs: remove WARN_ON in log_dir_items
    - ARM: imx6q: cpuidle: fix bug that CPU might not wake up at expected time
    - ALSA: compress: add support for 32bit calls in a 64bit kernel
    - ALSA: pcm: Fix possible OOB access in PCM oss plugins
    - ALSA: pcm: Don't suspend stream in unrecoverable PCM state
    - scsi: sd: Fix a race between closing an sd device and sd I/O
    - scsi: zfcp: fix rport unblock if deleted SCSI devices on Scsi_Host
    - scsi: zfcp: fix scsi_eh host reset with port_forced ERP for non-NPIV FCP
    - tty: atmel_serial: fix a potential NULL pointer dereference
    - staging: vt6655: Remove vif check from vnt_interrupt
    - staging: vt6655: Fix interrupt race condition on device start up.
    - serial: max310x: Fix to avoid potential NULL pointer dereference
    - serial: sh-sci: Fix setting SCSCR_TIE while transferring data
    - USB: serial: cp210x: add new device id
    - USB: serial: ftdi_sio: add additional NovaTech products
    - USB: serial: mos7720: fix mos_parport refcount imbalance on error path
    - USB: serial: option: set driver_info for SIM5218 and compatibles
    - USB: serial: option: add Olicard 600
    - Disable kgdboc failed by echo space to /sys/module/kgdboc/parameters/kgdboc
    - fs/proc/proc_sysctl.c: fix NULL pointer dereference in put_links
    - gpio: adnp: Fix testing wrong value in adnp_gpio_direction_input
    - perf intel-pt: Fix TSC slip
    - x86/smp: Enforce CONFIG_HOTPLUG_CPU when SMP=y
    - KVM: Reject device ioctls from processes other than the VM's creator
    - xhci: Fix port resume done detection for SS ports with LPM enabled
    - Revert "USB: core: only clean up what we allocated"
    - arm64: support keyctl() system call in 32-bit mode
    - coresight: removing bind/unbind options from sysfs
    - stm class: Hide STM-specific options if STM is disabled
    - Linux 4.4.178
  * Kprobe event string type argument failed in ftrace from
    ubuntu_kernel_selftests on B/C i386 (LP: #1825780)
    - selftests/ftrace: Fix kprobe string testcase to not probe notrace function
  * False positive test result in run_netsocktests from net in
    ubuntu_kernel_selftest (LP: #1825777)
    - selftests/net: correct the return value for run_netsocktests

 -- Andrea Righi <email address hidden>  Thu, 16 May 2019 12:11:34 +0200

Upload details

Uploaded by:
Andrea Righi
Sponsored by:
Kleber Sacilotto de Souza
Uploaded to:
Original maintainer:
Ubuntu Kernel Team
all amd64
Medium Urgency

See full publishing history Publishing

Series Pocket Published Component Section


Xenial: [FULLYBUILT] amd64


File Size SHA-256 Checksum
linux-kvm_4.4.0.orig.tar.gz 126.7 MiB 730e75919b5d30a9bc934ccb300eaedfdf44994ca9ee1d07a46901c46c221357
linux-kvm_4.4.0-1047.53.diff.gz 14.9 MiB 9c9d3de5a6630d0d87530a5c74bb57b26ffdeb56314f14fdff1362b77f826562
linux-kvm_4.4.0-1047.53.dsc 3.5 KiB 587c472bdff3abb76e9faf28ae476b216e38a0bf9d47eda53526f8cd5b397ab7

View changes file

Binary packages built by this source

linux-buildinfo-4.4.0-1047-kvm: Linux kernel buildinfo for version 4.4.0 on 64 bit x86 SMP

 This package contains the Linux kernel buildinfo for version 4.4.0 on
 64 bit x86 SMP.
 You likely do not want to install this package.

linux-cloud-tools-4.4.0-1047-kvm: Linux kernel version specific cloud tools for version 4.4.0-1047

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud for version 4.4.0-1047 on
 64 bit x86.

linux-headers-4.4.0-1047-kvm: Linux kernel headers for version 4.4.0 on 64 bit x86 SMP

 This package provides kernel header files for version 4.4.0 on
 64 bit x86 SMP.
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.4.0-1047/debian.README.gz for details.

linux-image-4.4.0-1047-kvm: Linux kernel image for version 4.4.0 on 64 bit x86 SMP

 This package contains the Linux kernel image for version 4.4.0 on
 64 bit x86 SMP.
 Supports amd64 processors.
 Geared toward virtual systems.
 You likely do not want to install this package directly. Instead, install
 the linux-kvm meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-4.4.0-1047-kvm-dbgsym: Linux kernel debug image for version 4.4.0 on 64 bit x86 SMP

 This package provides the kernel debug image for version 4.4.0 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-kvm-cloud-tools-4.4.0-1047: Linux kernel version specific cloud tools for version 4.4.0-1047

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud tools for version 4.4.0-1047 on
 64 bit x86.
 You probably want to install linux-cloud-tools-4.4.0-1047-<flavour>.

linux-kvm-headers-4.4.0-1047: Header files related to Linux kernel version 4.4.0

 This package provides kernel header files for version 4.4.0, for sites
 that want the latest kernel headers. Please read
 /usr/share/doc/linux-kvm-headers-4.4.0-1047/debian.README.gz for details

linux-kvm-tools-4.4.0-1047: Linux kernel version specific tools for version 4.4.0-1047

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.4.0-1047 on
 64 bit x86.
 You probably want to install linux-tools-4.4.0-1047-<flavour>.

linux-modules-4.4.0-1047-kvm: Linux kernel extra modules for version 4.4.0 on 64 bit x86 SMP

 Contains the corresponding 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 amd64 processors.
 Geared toward virtual systems.
 You likely do not want to install this package directly. Instead, install
 the linux-kvm meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-tools-4.4.0-1047-kvm: Linux kernel version specific tools for version 4.4.0-1047

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.4.0-1047 on
 64 bit x86.