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[Emanuele Santoro <manu@xxxxxxxxxx>]

Hi, I am writing to report that this bug affects me too.

I am available in order to provider further information about the topic.

The OS is Ubuntu 14.04
Kernel: (output of uname -a):
Linux my.host.name 3.17.0-113 #1 SMP Tue Nov 4 15:43:28 CET 2014 armv7l armv7l armv7l GNU/Linux

LVM version: (output of dpkg -l | grep -i lvm)
ii  lvm2                            2.02.98-6ubuntu2              armhf        Linux Logical Volume Manager

Please tell me if I can provide more data.

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https://bugs.launchpad.net/bugs/1256905

Title:
  lvcreate fails with 'mlock failed' on armhf

Status in “lvm2” package in Ubuntu:
  Confirmed

Bug description:
  Ubuntu 13.04
  Kernel version: 3.6.9
  lvm2:
    Installed: 2.02.95-6ubuntu4
    Candidate: 2.02.95-6ubuntu4
    Version table:
   *** 2.02.95-6ubuntu4 0
          500 http://ports.ubuntu.com/ubuntu-ports/ raring/main armhf Packages
          100 /var/lib/dpkg/status

  # lvcreate --name data --size 1024G vg0
    ffff0000-ffff1000 r-xp 00000000 00:00 0          [vectors]: mlock failed: Cannot allocate memory
    ffff0000-ffff1000 r-xp 00000000 00:00 0          [vectors]: munlock failed: Cannot allocate memory
    /dev/vg0/data: not found: device not cleared
    Aborting. Failed to wipe start of new LV.
    ffff0000-ffff1000 r-xp 00000000 00:00 0          [vectors]: mlock failed: Cannot allocate memory
    device-mapper: remove ioctl on  failed: Device or resource busy
    ffff0000-ffff1000 r-xp 00000000 00:00 0          [vectors]: munlock failed: Cannot allocate memory
    semid 32768: semop failed for cookie 0xd4de1fe: incorrect semaphore state
    Failed to set a proper state for notification semaphore identified by cookie value 223207934 (0xd4de1fe) to initialize waiting for incoming notifications.

  Possibly resolved with the application of this patch:
  https://lists.fedorahosted.org/pipermail/lvm2-commits/2012-November/000391.html

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