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[Bug 1559923] Re: [Bug]Lenovo Yoga 260 and Carbon X1 4th gen freeze on HWP enable

 

This bug was fixed in the package linux - 3.19.0-59.65

---------------
linux (3.19.0-59.65) vivid; urgency=low

  [ Kamal Mostafa ]

  * Release Tracking Bug
    - LP: #1571694

  [ Benjamin Tissoires ]

  * SAUCE: Input: synaptics - handle spurious release of trackstick
    buttons, again
    - LP: #1553811

  [ K. Y. Srinivasan ]

  * SAUCE: (noup): Drivers: hv: vmbus: Fix a bug in
    hv_need_to_signal_on_read()
    - LP: #1556264

  [ Kamal Mostafa ]

  * [debian] BugLink: close LP: bugs only for Launchpad urls
  * [Config] updateconfigs after v3.19.8-ckt18

  [ Upstream Kernel Changes ]

  * Revert "jffs2: Fix lock acquisition order bug in jffs2_write_begin"
    - LP: #1561714
  * [stable-only] AIO: properly check iovec sizes
    - LP: #1561714
  * Input: aiptek - fix crash on detecting device without endpoints
    - LP: #1561714
  * wext: fix message delay/ordering
    - LP: #1561714
  * cfg80211/wext: fix message ordering
    - LP: #1561714
  * mac80211: fix use of uninitialised values in RX aggregation
    - LP: #1561714
  * libata: fix HDIO_GET_32BIT ioctl
    - LP: #1561714
  * iwlwifi: mvm: inc pending frames counter also when txing non-sta
    - LP: #1561714
  * [media] adv7604: fix tx 5v detect regression
    - LP: #1561714
  * ahci: add new Intel device IDs
    - LP: #1561714
  * ahci: Order SATA device IDs for codename Lewisburg
    - LP: #1561714
  * Adding Intel Lewisburg device IDs for SATA
    - LP: #1561714
  * mac80211: minstrel_ht: set default tx aggregation timeout to 0
    - LP: #1561714
  * usb: chipidea: otg: change workqueue ci_otg as freezable
    - LP: #1561714
  * jffs2: Fix page lock / f->sem deadlock
    - LP: #1561714
  * Fix directory hardlinks from deleted directories
    - LP: #1561714
  * iommu/amd: Fix boot warning when device 00:00.0 is not iommu covered
    - LP: #1561714
  * iommu/amd: Apply workaround for ATS write permission check
    - LP: #1561714
  * libata: Align ata_device's id on a cacheline
    - LP: #1561714
  * can: gs_usb: fixed disconnect bug by removing erroneous use of kfree()
    - LP: #1561714
  * vfio: fix ioctl error handling
    - LP: #1561714
  * ALSA: ctl: Fix ioctls for X32 ABI
    - LP: #1561714
  * ALSA: rawmidi: Fix ioctls X32 ABI
    - LP: #1561714
  * ALSA: timer: Fix broken compat timer user status ioctl
    - LP: #1561714
  * ALSA: timer: Fix ioctls for X32 ABI
    - LP: #1561714
  * cifs: fix out-of-bounds access in lease parsing
    - LP: #1561714
  * CIFS: Fix SMB2+ interim response processing for read requests
    - LP: #1561714
  * Fix cifs_uniqueid_to_ino_t() function for s390x
    - LP: #1561714
  * arm/arm64: KVM: Fix ioctl error handling
    - LP: #1561714
  * ALSA: hdspm: Fix wrong boolean ctl value accesses
    - LP: #1561714
  * ALSA: hdspm: Fix zero-division
    - LP: #1561714
  * ALSA: hdsp: Fix wrong boolean ctl value accesses
    - LP: #1561714
  * USB: qcserial: add Dell Wireless 5809e Gobi 4G HSPA+ (rev3)
    - LP: #1561714
  * USB: cp210x: Add ID for Parrot NMEA GPS Flight Recorder
    - LP: #1561714
  * ASoC: wm8958: Fix enum ctl accesses in a wrong type
    - LP: #1561714
  * ASoC: wm8994: Fix enum ctl accesses in a wrong type
    - LP: #1561714
  * ASoC: wm_adsp: Fix enum ctl accesses in a wrong type
    - LP: #1561714
  * USB: serial: option: add support for Telit LE922 PID 0x1045
    - LP: #1561714
  * USB: serial: option: add support for Quectel UC20
    - LP: #1561714
  * mac80211: Fix Public Action frame RX in AP mode
    - LP: #1561714
  * ALSA: seq: oss: Don't drain at closing a client
    - LP: #1561714
  * drm/ast: Fix incorrect register check for DRAM width
    - LP: #1561714
  * USB: qcserial: add Sierra Wireless EM74xx device ID
    - LP: #1561714
  * drm/radeon/pm: update current crtc info after setting the powerstate
    - LP: #1561714
  * PM / sleep / x86: Fix crash on graph trace through x86 suspend
    - LP: #1561714
  * ALSA: hda - Fix mic issues on Acer Aspire E1-472
    - LP: #1561714
  * ovl: fix getcwd() failure after unsuccessful rmdir
    - LP: #1561714
  * ovl: copy new uid/gid into overlayfs runtime inode
    - LP: #1561714
  * MIPS: traps: Fix SIGFPE information leak from `do_ov' and
    `do_trap_or_bp'
    - LP: #1561714
  * ubi: Fix out of bounds write in volume update code
    - LP: #1561714
  * target: Drop incorrect ABORT_TASK put for completed commands
    - LP: #1561714
  * ARM: OMAP2+: hwmod: Introduce ti,no-idle dt property
    - LP: #1561714
  * ARM: dts: dra7: do not gate cpsw clock due to errata i877
    - LP: #1561714
  * KVM: PPC: Book3S HV: Sanitize special-purpose register values on guest
    exit
    - LP: #1561714
  * jffs2: reduce the breakage on recovery from halfway failed rename()
    - LP: #1561714
  * KVM: VMX: disable PEBS before a guest entry
    - LP: #1561714
  * tracing: Fix check for cpu online when event is disabled
    - LP: #1561714
  * KVM: MMU: fix ept=0/pte.u=1/pte.w=0/CR0.WP=0/CR4.SMEP=1/EFER.NX=0 combo
    - LP: #1561714
  * MIPS: Fix build error when SMP is used without GIC
    - LP: #1561714
  * gpio: rcar: Add Runtime PM handling for interrupts
    - LP: #1561714
  * tcp: convert cached rtt from usec to jiffies when feeding initial rto
    - LP: #1561714
  * ext4: iterate over buffer heads correctly in move_extent_per_page()
    - LP: #1561714
  * net/mlx4_core: Allow resetting VF admin mac to zero
    - LP: #1561714
  * ipv6: re-enable fragment header matching in ipv6_find_hdr
    - LP: #1561714
  * cdc_ncm: do not call usbnet_link_change from cdc_ncm_bind
    - LP: #1561714
  * net: qca_spi: Don't clear IFF_BROADCAST
    - LP: #1561714
  * net: moxa: fix an error code
    - LP: #1561714
  * mld, igmp: Fix reserved tailroom calculation
    - LP: #1561714
  * IB/core: Use GRH when the path hop-limit > 0
    - LP: #1561714
  * Linux 3.19.8-ckt17
    - LP: #1561714
  * PCI: Disable IO/MEM decoding for devices with non-compliant BARs
    - LP: #1559929
  * x86/PCI: Mark Broadwell-EP Home Agent & PCU as having non-compliant
    BARs
    - LP: #1559929
  * HID: multitouch: Fetch feature reports on demand for Win8 devices
    - LP: #1560835
  * HID: multitouch: fix input mode switching on some Elan panels
    - LP: #1560835
  * Drivers: hv_vmbus: Fix signal to host condition
    - LP: #1556264
  * device core: add BUS_NOTIFY_DRIVER_NOT_BOUND notification
    - LP: #1562778
  * ACPI / LPSS: allow to use specific PM domain during ->probe()
    - LP: #1562778
  * ceph: fix request time stamp encoding
    - LP: #1564950
  * proc: revert /proc/<pid>/maps [stack:TID] annotation
    - LP: #1547231
  * ACPI / processor: Request native thermal interrupt handling via _OSC
    - LP: #1559923
  * crypto: algif_skcipher - Require setkey before accept(2)
    - LP: #1566551
  * crypto: algif_skcipher - Add nokey compatibility path
    - LP: #1566551
  * crypto: algif_hash - Require setkey before accept(2)
    - LP: #1566551
  * crypto: skcipher - Add crypto_skcipher_has_setkey
    - LP: #1566551
  * crypto: algif_skcipher - Add key check exception for cipher_null
    - LP: #1566551
  * crypto: algif_hash - Remove custom release parent function
    - LP: #1566551
  * crypto: algif_skcipher - Remove custom release parent function
    - LP: #1566551
  * crypto: algif_hash - Fix race condition in hash_check_key
    - LP: #1566551
  * crypto: algif_skcipher - Fix race condition in skcipher_check_key
    - LP: #1566551
  * ipv4: Don't do expensive useless work during inetdev destroy.
    - LP: #1566551
  * Input: powermate - fix oops with malicious USB descriptors
    - LP: #1566551
  * USB: iowarrior: fix oops with malicious USB descriptors
    - LP: #1566551
  * ALSA: usb-audio: Fix NULL dereference in create_fixed_stream_quirk()
    - LP: #1566551
  * ALSA: usb-audio: Add sanity checks for endpoint accesses
    - LP: #1566551
  * include/linux/poison.h: fix LIST_POISON{1,2} offset
    - LP: #1566551
  * Input: ati_remote2 - fix crashes on detecting device with invalid
    descriptor
    - LP: #1566551
  * USB: cdc-acm: more sanity checking
    - LP: #1566551
  * cpu: Defer smpboot kthread unparking until CPU known to scheduler
    - LP: #1566551
  * cpu: Provide smpboot_thread_init() on !CONFIG_SMP kernels as well
    - LP: #1566551
  * EDAC, amd64_edac: Shift wrapping issue in f1x_get_norm_dct_addr()
    - LP: #1566551
  * crypto: ccp - Add hash state import and export support
    - LP: #1566551
  * tty: Fix GPF in flush_to_ldisc(), part 2
    - LP: #1566551
  * [media] media: v4l2-compat-ioctl32: fix missing length copy in
    put_v4l2_buffer32
    - LP: #1566551
  * [media] pwc: Add USB id for Philips Spc880nc webcam
    - LP: #1566551
  * crypto: ccp - Limit the amount of information exported
    - LP: #1566551
  * crypto: ccp - Don't assume export/import areas are aligned
    - LP: #1566551
  * 8250: use callbacks to access UART_DLL/UART_DLM
    - LP: #1566551
  * net: irda: Fix use-after-free in irtty_open()
    - LP: #1566551
  * staging: comedi: ni_tiocmd: change mistaken use of start_src for
    start_arg
    - LP: #1566551
  * tools/hv: Use include/uapi with __EXPORTED_HEADERS__
    - LP: #1566551
  * ARM: dts: armada-375: use armada-370-sata for SATA
    - LP: #1566551
  * usb: retry reset if a device times out
    - LP: #1566551
  * HID: fix hid_ignore_special_drivers module parameter
    - LP: #1566551
  * scripts/coccinelle: modernize &
    - LP: #1566551
  * [media] adv7511: TX_EDID_PRESENT is still 1 after a disconnect
    - LP: #1566551
  * [media] saa7134: Fix bytesperline not being set correctly for planar
    formats
    - LP: #1566551
  * perf tools: Dont stop PMU parsing on alias parse error
    - LP: #1566551
  * Bluetooth: btusb: Add new AR3012 ID 13d3:3395
    - LP: #1542564, #1566551
  * Bluetooth: Add new AR3012 ID 0489:e095
    - LP: #1542944, #1566551
  * aacraid: Fix memory leak in aac_fib_map_free
    - LP: #1566551
  * aic7xxx: Fix queue depth handling
    - LP: #1566551
  * mtd: onenand: fix deadlock in onenand_block_markbad
    - LP: #1566551
  * md/raid5: Compare apples to apples (or sectors to sectors)
    - LP: #1566551
  * crypto: ccp - memset request context to zero during import
    - LP: #1566551
  * Bluetooth: btusb: Add a new AR3012 ID 04ca:3014
    - LP: #1546694, #1566551
  * mmc: sdhci: fix data timeout (part 1)
    - LP: #1566551
  * mmc: sdhci: fix data timeout (part 2)
    - LP: #1566551
  * IB/srpt: Simplify srpt_handle_tsk_mgmt()
    - LP: #1566551
  * [media] bttv: Width must be a multiple of 16 when capturing planar
    formats
    - LP: #1566551
  * watchdog: rc32434_wdt: fix ioctl error handling
    - LP: #1566551
  * nfsd4: fix bad bounds checking
    - LP: #1566551
  * xfs: fix two memory leaks in xfs_attr_list.c error paths
    - LP: #1566551
  * quota: Fix possible GPF due to uninitialised pointers
    - LP: #1566551
  * mtip32xx: Fix broken service thread handling
    - LP: #1566551
  * mtip32xx: Remove unwanted code from taskfile error handler
    - LP: #1566551
  * mtip32xx: Print exact time when an internal command is interrupted
    - LP: #1566551
  * mtip32xx: Avoid issuing standby immediate cmd during FTL rebuild
    - LP: #1566551
  * mtip32xx: Handle safe removal during IO
    - LP: #1566551
  * mtip32xx: Handle FTL rebuild failure state during device initialization
    - LP: #1566551
  * of: alloc anywhere from memblock if range not specified
    - LP: #1566551
  * usb: hub: fix a typo in hub_port_init() leading to wrong logic
    - LP: #1566551
  * KVM: i8254: change PIT discard tick policy
    - LP: #1566551
  * sched/cputime: Fix steal time accounting vs. CPU hotplug
    - LP: #1566551
  * rt2x00: add new rt2800usb device Buffalo WLI-UC-G450
    - LP: #1566551
  * pinctrl-bcm2835: Fix cut-and-paste error in "pull" parsing
    - LP: #1566551
  * perf/core: Fix perf_sched_count derailment
    - LP: #1566551
  * perf/x86/intel: Use PAGE_SIZE for PEBS buffer size on Core2
    - LP: #1566551
  * sched/cputime: Fix steal_account_process_tick() to always return
    jiffies
    - LP: #1566551
  * bcache: fix race of writeback thread starting before complete
    initialization
    - LP: #1566551
  * bcache: cleaned up error handling around register_cache()
    - LP: #1566551
  * bcache: fix cache_set_flush() NULL pointer dereference on OOM
    - LP: #1566551
  * be2iscsi: set the boot_kset pointer to NULL in case of failure
    - LP: #1566551
  * drm/radeon: Don't drop DP 2.7 Ghz link setup on some cards.
    - LP: #1566551
  * sg: fix dxferp in from_to case
    - LP: #1566551
  * jbd2: fix FS corruption possibility in jbd2_journal_destroy() on umount
    path
    - LP: #1566551
  * EDAC/sb_edac: Fix computation of channel address
    - LP: #1566551
  * Bluetooth: btusb: Add a new AR3012 ID 13d3:3472
    - LP: #1552925, #1566551
  * ALSA: pcm: Avoid "BUG:" string for warnings again
    - LP: #1566551
  * dm thin metadata: don't issue prefetches if a transaction abort has
    failed
    - LP: #1566551
  * iser-target: Fix identification of login rx descriptor type
    - LP: #1566551
  * iser-target: Add new state ISER_CONN_BOUND to isert_conn
    - LP: #1566551
  * iser-target: Separate flows for np listeners and connections cma events
    - LP: #1566551
  * xtensa: ISS: don't hang if stdin EOF is reached
    - LP: #1566551
  * xtensa: fix preemption in {clear,copy}_user_highpage
    - LP: #1566551
  * xtensa: clear all DBREAKC registers on start
    - LP: #1566551
  * bus: imx-weim: Take the 'status' property value into account
    - LP: #1566551
  * ALSA: intel8x0: Add clock quirk entry for AD1981B on IBM ThinkPad X41.
    - LP: #1566551
  * s390/pci: enforce fmb page boundary rule
    - LP: #1566551
  * md: multipath: don't hardcopy bio in .make_request path
    - LP: #1566551
  * net: mvneta: enable change MAC address when interface is up
    - LP: #1566551
  * HID: i2c-hid: fix OOB write in i2c_hid_set_or_send_report()
    - LP: #1566551
  * ALSA: hda - Fix unconditional GPIO toggle via automute
    - LP: #1566551
  * mmc: mmc_spi: Add Card Detect comments and fix CD GPIO case
    - LP: #1566551
  * nfsd: fix deadlock secinfo+readdir compound
    - LP: #1566551
  * vfs: show_vfsstat: do not ignore errors from show_devname method
    - LP: #1566551
  * x86/iopl: Fix iopl capability check on Xen PV
    - LP: #1566551
  * mmc: sdhci: Fix override of timeout clk wrt max_busy_timeout
    - LP: #1566551
  * Input: ims-pcu - sanity check against missing interfaces
    - LP: #1566551
  * x86/apic: Fix suspicious RCU usage in
    smp_trace_call_function_interrupt()
    - LP: #1566551
  * USB: usb_driver_claim_interface: add sanity checking
    - LP: #1566551
  * USB: uas: Reduce can_queue to MAX_CMNDS
    - LP: #1566551
  * tracing: Have preempt(irqs)off trace preempt disabled functions
    - LP: #1566551
  * tracing: Fix crash from reading trace_pipe with sendfile
    - LP: #1566551
  * splice: handle zero nr_pages in splice_to_pipe()
    - LP: #1566551
  * bitops: Do not default to __clear_bit() for __clear_bit_unlock()
    - LP: #1566551
  * target: Fix target_release_cmd_kref shutdown comp leak
    - LP: #1566551
  * KVM: VMX: avoid guest hang on invalid invept instruction
    - LP: #1566551
  * KVM: fix spin_lock_init order on x86
    - LP: #1566551
  * tracing: Fix trace_printk() to print when not using bprintk()
    - LP: #1566551
  * fs/coredump: prevent fsuid=0 dumps into user-controlled directories
    - LP: #1566551
  * rapidio/rionet: fix deadlock on SMP
    - LP: #1566551
  * staging: comedi: ni_mio_common: fix the ni_write[blw]() functions
    - LP: #1566551
  * ideapad-laptop: Add ideapad Y700 (15) to the no_hw_rfkill DMI list
    - LP: #1566551
  * MAINTAINERS: Update mailing list and web page for hwmon subsystem
    - LP: #1566551
  * ocfs2/dlm: fix race between convert and recovery
    - LP: #1566551
  * ocfs2/dlm: fix BUG in dlm_move_lockres_to_recovery_list
    - LP: #1566551
  * mm/page_alloc: prevent merging between isolated and other pageblocks
    - LP: #1566551
  * clk: xgene: Add missing parenthesis when clearing divider value
    - LP: #1566551
  * clk: qcom: msm8960: Fix ce3_src register offset
    - LP: #1566551
  * xen kconfig: don't "select INPUT_XEN_KBDDEV_FRONTEND"
    - LP: #1566551
  * ppp: take reference on channels netns
    - LP: #1566551
  * mdio-sun4i: oops in error handling in probe
    - LP: #1566551
  * clk: rockchip: free memory in error cases when registering clock
    branches
    - LP: #1566551
  * net: Fix use after free in the recvmmsg exit path
    - LP: #1566551
  * ath9k: fix misleading indentation
    - LP: #1566551
  * sctp: fix the transports round robin issue when init is retransmitted
    - LP: #1566551
  * ethernet: micrel: fix some error codes
    - LP: #1566551
  * megaraid_sas: add missing curly braces in ioctl handler
    - LP: #1566551
  * misc/bmp085: Enable building as a module
    - LP: #1566551
  * HID: logitech: fix Dual Action gamepad support
    - LP: #1566551
  * net/mlx5: Make command timeout way shorter
    - LP: #1566551
  * ASoC: ssm4567: Reset device before regcache_sync()
    - LP: #1566551
  * fbdev: da8xx-fb: fix videomodes of lcd panels
    - LP: #1566551
  * clk: qcom: msm8960: fix ce3_core clk enable register
    - LP: #1566551
  * ipvs: correct initial offset of Call-ID header search in SIP
    persistence engine
    - LP: #1566551
  * drm/i915: Cleanup phys status page too
    - LP: #1566551
  * ath9k: fix buffer overrun for ar9287
    - LP: #1566551
  * perf tools: handle spaces in file names obtained from /proc/pid/maps
    - LP: #1566551
  * ARM: davinci: make I2C support optional
    - LP: #1566551
  * mtd: map: fix .set_vpp() documentation
    - LP: #1566551
  * ARM: OMAP3: Add cpuidle parameters table for omap3430
    - LP: #1566551
  * efi: Expose non-blocking set_variable() wrapper to efivars
    - LP: #1566551
  * rtc: vr41xx: Wire up alarm_irq_enable
    - LP: #1566551
  * sunrpc/cache: drop reference when sunrpc_cache_pipe_upcall() detects a
    race
    - LP: #1566551
  * ipv4: fix broadcast packets reception
    - LP: #1566551
  * lpfc: fix misleading indentation
    - LP: #1566551
  * ipip: Properly mark ipip GRO packets as encapsulated.
    - LP: #1566551
  * spi/rockchip: Make sure spi clk is on in rockchip_spi_set_cs
    - LP: #1566551
  * ASoC: s3c24xx: use const snd_soc_component_driver pointer
    - LP: #1566551
  * mlx4: add missing braces in verify_qp_parameters
    - LP: #1566551
  * [media] coda: fix error path in case of missing pdata on non-DT
    platform
    - LP: #1566551
  * kbuild/mkspec: fix grub2 installkernel issue
    - LP: #1566551
  * mac80211: fix unnecessary frame drops in mesh fwding
    - LP: #1566551
  * rtc: hym8563: fix invalid year calculation
    - LP: #1566551
  * perf pmu: Fix misleadingly indented assignment (whitespace)
    - LP: #1566551
  * paride: make 'verbose' parameter an 'int' again
    - LP: #1566551
  * regulator: s5m8767: fix get_register() error handling
    - LP: #1566551
  * ppp: ensure file->private_data can't be overridden
    - LP: #1566551
  * clk: versatile: sp810: support reentrance
    - LP: #1566551
  * net: bcmgenet: fix dma api length mismatch
    - LP: #1566551
  * drivers/misc/ad525x_dpot: AD5274 fix RDAC read back errors
    - LP: #1566551
  * perf stat: Document --detailed option
    - LP: #1566551
  * [media] v4l: vsp1: Set the SRU CTRL0 register when starting the stream
    - LP: #1566551
  * rtc: max77686: Properly handle regmap_irq_get_virq() error code
    - LP: #1566551
  * x86/iopl/64: Properly context-switch IOPL on Xen PV
    - LP: #1566551
  * Linux 3.19.8-ckt18
    - LP: #1566551
  * PKCS#7: pkcs7_validate_trust(): initialize the _trusted output argument
    - LP: #1571034
  * ALSA: hda - Asus N750JV external subwoofer fixup
    - LP: #1571034
  * ALSA: hda - Fix white noise on Asus N750JV headphone
    - LP: #1571034
  * ALSA: hda - Apply fix for white noise on Asus N550JV, too
    - LP: #1571034
  * drm/radeon: add a dpm quirk for sapphire Dual-X R7 370 2G D5
    - LP: #1571034
  * hwmon: (max1111) Return -ENODEV from max1111_read_channel if not
    instantiated
    - LP: #1571034
  * drm/radeon: add another R7 370 quirk
    - LP: #1571034
  * powerpc/mm: Fixup preempt underflow with huge pages
    - LP: #1571034
  * usb: renesas_usbhs: avoid NULL pointer derefernce in
    usbhsf_pkt_handler()
    - LP: #1571034
  * usb: renesas_usbhs: disable TX IRQ before starting TX DMAC transfer
    - LP: #1571034
  * USB: mct_u232: add sanity checking in probe
    - LP: #1571034
    - CVE-2016-3136
  * USB: cypress_m8: add endpoint sanity check
    - LP: #1571034
    - CVE-2016-3137
  * USB: digi_acceleport: do sanity checking for the number of ports
    - LP: #1571034
  * ext4: add lockdep annotations for i_data_sem
    - LP: #1571034
  * ALSA: timer: Use mod_timer() for rearming the system timer
    - LP: #1571034
  * mm: fix invalid node in alloc_migrate_target()
    - LP: #1571034
  * iio: st_magn: always define ST_MAGN_TRIGGER_SET_STATE
    - LP: #1571034
  * xen/events: Mask a moving irq
    - LP: #1571034
  * rbd: use GFP_NOIO consistently for request allocations
    - LP: #1571034
  * USB: serial: ftdi_sio: Add support for ICP DAS I-756xU devices
    - LP: #1571034
  * USB: serial: cp210x: Adding GE Healthcare Device ID
    - LP: #1571034
  * USB: option: add "D-Link DWM-221 B1" device id
    - LP: #1571034
  * parisc: Avoid function pointers for kernel exception routines
    - LP: #1571034
  * drm/radeon: add a dpm quirk for all R7 370 parts
    - LP: #1571034
  * ALSA: usb-audio: Minor code cleanup in create_fixed_stream_quirk()
    - LP: #1571034
  * ALSA: usb-audio: Fix double-free in error paths after
    snd_usb_add_audio_stream() call
    - LP: #1571034
  * sd: Fix excessive capacity printing on devices with blocks bigger than
    512 bytes
    - LP: #1571034
  * drm/dp: move hw_mutex up the call stack
    - LP: #1571034
  * drm/udl: Use unlocked gem unreferencing
    - LP: #1571034
  * ALSA: hda - fix front mic problem for a HP desktop
    - LP: #1564712, #1571034
  * KVM: x86: Inject pending interrupt even if pending nmi exist
    - LP: #1571034
  * ext4: ignore quota mount options if the quota feature is enabled
    - LP: #1571034
  * gpio: pca953x: Use correct u16 value for register word write
    - LP: #1571034
  * parisc: Fix kernel crash with reversed copy_from_user()
    - LP: #1571034
  * parisc: Unbreak handling exceptions from kernel modules
    - LP: #1571034
  * ip6_tunnel: set rtnl_link_ops before calling register_netdevice
    - LP: #1571034
  * net: bcmgenet: fix skb_len in bcmgenet_xmit_single()
    - LP: #1571034
  * pinctrl: nomadik: fix pull debug print inversion
    - LP: #1571034
  * ipv6: udp: fix UDP_MIB_IGNOREDMULTI updates
    - LP: #1571034
  * KVM: x86: move steal time initialization to vcpu entry time
    - LP: #1571034
  * lib/ucs2_string: Add ucs2 -> utf8 helper functions
    - LP: #1571034
  * efi: Use ucs2_as_utf8 in efivarfs instead of open coding a bad version
    - LP: #1571034
  * efi: Do variable name validation tests in utf8
    - LP: #1571034
  * efi: Make our variable validation list include the guid
    - LP: #1571034
  * efi: Make efivarfs entries immutable by default
    - LP: #1571034
  * efi: Add pstore variables to the deletion whitelist
    - LP: #1571034
  * lib/ucs2_string: Correct ucs2 -> utf8 conversion
    - LP: #1571034
  * ipr: Fix out-of-bounds null overwrite
    - LP: #1571034
  * ipr: Fix regression when loading firmware
    - LP: #1571034
  * perf/x86/intel: Fix PEBS data source interpretation on Nehalem/Westmere
    - LP: #1571034
  * ALSA: hda - Add new GPU codec ID 0x10de0082 to snd-hda
    - LP: #1571034
  * mwifiex: fix corner case association failure
    - LP: #1571034
  * net: phy: at803x: Request 'reset' GPIO only for AT8030 PHY
    - LP: #1571034
  * Linux 3.19.8-ckt19
    - LP: #1571034

 -- Kamal Mostafa <kamal@xxxxxxxxxxxxx>  Mon, 18 Apr 2016 08:09:04 -0700

-- 
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https://bugs.launchpad.net/bugs/1559923

Title:
  [Bug]Lenovo Yoga 260 and Carbon X1 4th gen freeze on HWP enable

Status in intel:
  New
Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Vivid:
  Fix Released
Status in linux source package in Wily:
  Fix Released
Status in linux source package in Xenial:
  Fix Released

Bug description:
  The moment HWP is enabled by writing MSR 0x770 to 0x01, the system freezes.
  This can be reproduced on two lenovo models
  Yoga 260
  Carbon X1 4th generatio

  Bugzilla:
  https://bugzilla.kernel.org/show_bug.cgi?id=110941
  https://bugzilla.kernel.org/show_bug.cgi?id=113551
  http://forums.debian.net/viewtopic.php?f=7&t=127415

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