This bug was fixed in the package linux-lts-trusty - 3.13.0-63.104~precise1

---------------
linux-lts-trusty (3.13.0-63.104~precise1) precise; urgency=medium

  [ Luis Henriques ]

  * No change upload to fix source package in PPA.

  [ Brad Figg ]

  * Release Tracking Bug
    - LP: #1485173

linux-lts-trusty (3.13.0-63.103~precise1) precise; urgency=low

  [ Brad Figg ]

  * Release Tracking Bug
    - LP: #1485173

  [ Leann Ogasawara ]

  * [Config] d-i -- Add sfc to nic-modules udeb
    - LP: #1481490

  [ Upstream Kernel Changes ]

  * sg_start_req(): make sure that there's not too many elements in iovec
    - LP: #1485100
  * Btrfs: use kmem_cache_free when freeing entry in inode cache
    - LP: #1485100
  * Btrfs: fix race between caching kthread and returning inode to inode
    cache
    - LP: #1485100
  * Btrfs: fix fsync data loss after append write
    - LP: #1485100
  * ext4: fix reservation release on invalidatepage for delalloc fs
    - LP: #1485100
  * ext4: be more strict when migrating to non-extent based file
    - LP: #1485100
  * ext4: correctly migrate a file with a hole at the beginning
    - LP: #1485100
  * ext4: replace open coded nofail allocation in ext4_free_blocks()
    - LP: #1485100
  * ACPI / PNP: Reserve ACPI resources at the fs_initcall_sync stage
    - LP: #1485100
  * hpfs: kstrdup() out of memory handling
    - LP: #1485100
  * 9p: don't leave a half-initialized inode sitting around
    - LP: #1485100
  * freeing unlinked file indefinitely delayed
    - LP: #1485100
  * iio: inv-mpu: Specify the expected format/precision for write channels
    - LP: #1485100
  * iio: DAC: ad5624r_spi: fix bit shift of output data value
    - LP: #1485100
  * iio: adc: at91_adc: allow to use full range of startup time
    - LP: #1485100
  * ALSA: usb-audio: Add MIDI support for Steinberg MI2/MI4
    - LP: #1485100
  * iio: tmp006: Check channel info on write
    - LP: #1485100
  * dm btree remove: fix bug in redistribute3
    - LP: #1485100
  * USB: option: add 2020:4000 ID
    - LP: #1485100
  * USB: cp210x: add ID for Aruba Networks controllers
    - LP: #1485100
  * dm btree: silence lockdep lock inversion in dm_btree_del()
    - LP: #1485100
  * usb: musb: host: rely on port_mode to call musb_start()
    - LP: #1485100
  * s390/sclp: clear upper register halves in _sclp_print_early
    - LP: #1485100
  * drm: add a check for x/y in drm_mode_setcrtc
    - LP: #1485100
  * ARM: dts: mx23: fix iio-hwmon support
    - LP: #1485100
  * tracing: Have branch tracer use recursive field of task struct
    - LP: #1485100
  * drivers: net: cpsw: fix crash while accessing second slave ethernet
    interface
    - LP: #1485100
  * USB: serial: Destroy serial_minors IDR on module exit
    - LP: #1485100
  * Btrfs: fix memory leak in the extent_same ioctl
    - LP: #1485100
  * ARC: make sure instruction_pointer() returns unsigned value
    - LP: #1485100
  * s390/process: fix sfpc inline assembly
    - LP: #1485100
  * st: null pointer dereference panic caused by use after kref_put by
    st_open
    - LP: #1485100
  * drm/radeon: add a dpm quirk for Sapphire Radeon R9 270X 2GB GDDR5
    - LP: #1485100
  * drm/radeon: Don't flush the GART TLB if rdev->gart.ptr == NULL
    - LP: #1485100
  * genirq: Prevent resend to interrupts marked IRQ_NESTED_THREAD
    - LP: #1485100
  * ip_tunnel: fix ipv4 pmtu check to honor inner ip header df
    - LP: #1485100
  * bridge: mdb: start delete timer for temp static entries
    - LP: #1485100
  * bridge: mdb: zero out the local br_ip variable before use
    - LP: #1485100
  * net: do not process device backlog during unregistration
    - LP: #1485100
  * net: graceful exit from netif_alloc_netdev_queues()
    - LP: #1485100
  * net: dsa: Fix off-by-one in switch address parsing
    - LP: #1485100
  * net: dsa: Test array index before use
    - LP: #1485100
  * rds: rds_ib_device.refcount overflow
    - LP: #1485100
  * ipv6: Make MLD packets to only be processed locally
    - LP: #1485100
  * Linux 3.13.11-ckt25
    - LP: #1485100

 -- Luis Henriques <email address hidden>  Tue, 18 Aug 2015 17:26:15 +0100