Hell,

I have the very same behaviour here.
lvconvert seems to work after original lv has been turned inactive. But when trying to re-activate converted snapshot, lvchange complains about missing target:
Can't expand LV src: snapshot target support missing from kernel?

Please find attached the (verbose) output of:
sudo lvconvert -vvvvv --merge /dev/xenvg/src.0
and
sudo lvchange -vvvvv -ay /dev/xenvg/src

and here follows the debug command

sudo dmsetup targets
delay            v1.1.0
multipath        v1.1.0
zero             v1.0.0
mirror           v1.12.0
snapshot-origin  v1.7.0
snapshot         v1.7.0
striped          v1.3.0
linear           v1.1.0
error            v1.0.1

I am using debian kernel 2.6.32-5-xen-amd64

Is there anything new about this bug?
--
<http://www.horoa.net>

Alexandre Chapellon

Ingénierie des systèmes open sources et réseaux.
Follow me on twitter: @alxgomz <http://www.twitter.com/alxgomz>

sudo lvconvert -vvvvv --merge /dev/xenvg/src.0
#lvmcmdline.c:1035         Processing: lvconvert -vvvvv --merge /dev/xenvg/src.0
#lvmcmdline.c:1038         O_DIRECT will be used
#config/config.c:987       Setting global/locking_type to 1
#config/config.c:987       Setting global/wait_for_locks to 1
#locking/locking.c:240       File-based locking selected.
#config/config.c:964       Setting global/locking_dir to /var/lock/lvm
#activate/activate.c:361       Getting target version for snapshot
#ioctl/libdm-iface.c:1821         dm version   OF   [16384]
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#activate/activate.c:361       Getting target version for snapshot-origin
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#toollib.c:198     Using logical volume(s) on command line
#locking/file_locking.c:235       Locking /var/lock/lvm/V_xenvg WB
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg:aux WB
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg WB
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg:aux
#device/dev-io.c:487         Opened /dev/root RW O_DIRECT
#device/dev-io.c:134         /dev/root: block size is 4096 bytes
#label/label.c:184       /dev/root: No label detected
#device/dev-io.c:533         Closed /dev/root
#device/dev-io.c:487         Opened /dev/sda2 RW O_DIRECT
#device/dev-io.c:134         /dev/sda2: block size is 4096 bytes
#label/label.c:184       /dev/sda2: No label detected
#device/dev-io.c:533         Closed /dev/sda2
#device/dev-io.c:487         Opened /dev/sda3 RW O_DIRECT
#device/dev-io.c:134         /dev/sda3: block size is 4096 bytes
#label/label.c:160       /dev/sda3: lvm2 label detected
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG #orphans_lvm2 (#orphans_lvm2)
#format_text/format-text.c:1137         /dev/sda3: Found metadata at 59392 size 2639 (in area at 4096 size 192512) for xenvg (H1yzGQ-3LHM-oMe1-arpN-XYq3-iCFl-infeOb)
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG xenvg with 1 mdas
#cache/lvmcache.c:923         lvmcache: /dev/sda3: setting xenvg VGID to H1yzGQ3LHMoMe1arpNXYq3iCFlinfeOb
#cache/lvmcache.c:1173         lvmcache: /dev/sda3: VG xenvg: Set creation host to shire.
#label/label.c:270         Using cached label for /dev/sda3
#label/label.c:270         Using cached label for /dev/sda3
#format_text/format-text.c:498         Read xenvg metadata (30) from /dev/sda3 at 59392 size 2639
#metadata/pv_manip.c:296         /dev/sda3 0:      0   2560: bilbon(0:0)
#metadata/pv_manip.c:296         /dev/sda3 1:   2560   3840: bilbon_mirror(0:0)
#metadata/pv_manip.c:296         /dev/sda3 2:   6400     25: src.0(0:0)
#metadata/pv_manip.c:296         /dev/sda3 3:   6425    135: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 4:   6560   2560: merry(0:0)
#metadata/pv_manip.c:296         /dev/sda3 5:   9120   5120: lv00(0:0)
#metadata/pv_manip.c:296         /dev/sda3 6:  14240   1120: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 7:  15360   2560: lv00(5120:0)
#metadata/pv_manip.c:296         /dev/sda3 8:  17920   1280: src(0:0)
#metadata/pv_manip.c:296         /dev/sda3 9:  19200   2560: bilbon(2560:0)
#metadata/pv_manip.c:296         /dev/sda3 10:  21760  96258: NULL(0:0)
#locking/file_locking.c:74       Unlocking /var/lock/lvm/V_xenvg
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg
#device/dev-io.c:533         Closed /dev/sda3
#locking/file_locking.c:235       Locking /var/lock/lvm/V_xenvg WB
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg:aux WB
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg WB
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg:aux
#device/dev-io.c:487         Opened /dev/sda3 RW O_DIRECT
#device/dev-io.c:134         /dev/sda3: block size is 4096 bytes
#label/label.c:160       /dev/sda3: lvm2 label detected
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG #orphans_lvm2 (#orphans_lvm2) with 1 mdas
#format_text/format-text.c:1137         /dev/sda3: Found metadata at 59392 size 2639 (in area at 4096 size 192512) for xenvg (H1yzGQ-3LHM-oMe1-arpN-XYq3-iCFl-infeOb)
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG xenvg with 1 mdas
#cache/lvmcache.c:923         lvmcache: /dev/sda3: setting xenvg VGID to H1yzGQ3LHMoMe1arpNXYq3iCFlinfeOb
#cache/lvmcache.c:1173         lvmcache: /dev/sda3: VG xenvg: Set creation host to shire.
#label/label.c:270         Using cached label for /dev/sda3
#format_text/format-text.c:498         Read xenvg metadata (30) from /dev/sda3 at 59392 size 2639
#metadata/pv_manip.c:296         /dev/sda3 0:      0   2560: bilbon(0:0)
#metadata/pv_manip.c:296         /dev/sda3 1:   2560   3840: bilbon_mirror(0:0)
#metadata/pv_manip.c:296         /dev/sda3 2:   6400     25: src.0(0:0)
#metadata/pv_manip.c:296         /dev/sda3 3:   6425    135: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 4:   6560   2560: merry(0:0)
#metadata/pv_manip.c:296         /dev/sda3 5:   9120   5120: lv00(0:0)
#metadata/pv_manip.c:296         /dev/sda3 6:  14240   1120: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 7:  15360   2560: lv00(5120:0)
#metadata/pv_manip.c:296         /dev/sda3 8:  17920   1280: src(0:0)
#metadata/pv_manip.c:296         /dev/sda3 9:  19200   2560: bilbon(2560:0)
#metadata/pv_manip.c:296         /dev/sda3 10:  21760  96258: NULL(0:0)
#format_text/archiver.c:127     Archiving volume group "xenvg" metadata (seqno 30).
#activate/dev_manager.c:236         Getting device info for xenvg-src [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo OF   [16384]
#activate/dev_manager.c:236         Getting device info for xenvg-src.0 [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ OF   [16384]
#metadata/pv_manip.c:296         /dev/sda3 0:      0   2560: bilbon(0:0)
#metadata/pv_manip.c:296         /dev/sda3 1:   2560   3840: bilbon_mirror(0:0)
#metadata/pv_manip.c:296         /dev/sda3 2:   6400     25: src.0(0:0)
#metadata/pv_manip.c:296         /dev/sda3 3:   6425    135: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 4:   6560   2560: merry(0:0)
#metadata/pv_manip.c:296         /dev/sda3 5:   9120   5120: lv00(0:0)
#metadata/pv_manip.c:296         /dev/sda3 6:  14240   1120: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 7:  15360   2560: lv00(5120:0)
#metadata/pv_manip.c:296         /dev/sda3 8:  17920   1280: src(0:0)
#metadata/pv_manip.c:296         /dev/sda3 9:  19200   2560: bilbon(2560:0)
#metadata/pv_manip.c:296         /dev/sda3 10:  21760  96258: NULL(0:0)
#format_text/format-text.c:590         Writing xenvg metadata to /dev/sda3 at 62464 len 2632
#format_text/format-text.c:695         Pre-Committing xenvg metadata (31) to /dev/sda3 header at 4096
#locking/file_locking.c:299       Locking LV H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo (W)
#metadata/metadata.c:3091       Finding volume group for uuid H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo
#label/label.c:160       /dev/sda3: lvm2 label detected
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG #orphans_lvm2 (#orphans_lvm2) with 1 mdas
#format_text/format-text.c:1137         /dev/sda3: Found metadata at 59392 size 2639 (in area at 4096 size 192512) for xenvg (H1yzGQ-3LHM-oMe1-arpN-XYq3-iCFl-infeOb)
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG xenvg with 1 mdas
#cache/lvmcache.c:923         lvmcache: /dev/sda3: setting xenvg VGID to H1yzGQ3LHMoMe1arpNXYq3iCFlinfeOb
#cache/lvmcache.c:1173         lvmcache: /dev/sda3: VG xenvg: Set creation host to shire.
#label/label.c:270         Using cached label for /dev/sda3
#format_text/format-text.c:498         Read xenvg metadata (30) from /dev/sda3 at 59392 size 2639
#metadata/metadata.c:3097     Found volume group "xenvg"
#metadata/metadata.c:3091       Finding volume group for uuid H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo
#label/label.c:270         Using cached label for /dev/sda3
#label/label.c:270         Using cached label for /dev/sda3
#format_text/format-text.c:498         Read xenvg pre-commit metadata (31) from /dev/sda3 at 62464 size 2632
#metadata/metadata.c:3097     Found volume group "xenvg"
#activate/dev_manager.c:236         Getting device info for xenvg-src [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo NF   [16384]
#device/dev-io.c:291       /dev/sda3: read_ahead is 256 sectors
#activate/dev_manager.c:827         Getting device info for xenvg-src [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo OF   [16384]
#ioctl/libdm-iface.c:1821         dm deps   (254:4) OF   [16384]
#ioctl/libdm-iface.c:1821         dm deps   (254:6) OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src-real [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-real]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-real OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src-cow [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0 [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ OF   [16384]
#ioctl/libdm-iface.c:1821         dm deps   (254:5) OF   [16384]
#ioctl/libdm-iface.c:1821         dm deps   (254:7) OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0-real [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0-cow [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-cow]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-cow OF   [16384]
#activate/dev_manager.c:1135         Checking kernel supports snapshot segment type for src
#activate/activate.c:361       Getting target version for snapshot-merge
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#activate/dev_manager.c:1141   Can't expand LV src: snapshot target support missing from kernel?
#activate/dev_manager.c:1277         <backtrace>
#activate/dev_manager.c:1463         <backtrace>
#activate/activate.c:586         <backtrace>
#activate/activate.c:874         <backtrace>
#locking/locking.c:389         <backtrace>
#lvconvert.c:1418   Failed to suspend origin src
#format_text/format-text.c:699         Wiping pre-committed xenvg metadata from /dev/sda3 header at 4096
#format_text/archiver.c:390     Creating volume group backup "/etc/lvm/backup/xenvg" (seqno 31).
#format_text/format-text.c:888         Writing xenvg metadata to /etc/lvm/backup/.lvm_shire_19920_149117028
#format_text/format-text.c:932         Committing xenvg metadata (31)
#format_text/format-text.c:933         Renaming /etc/lvm/backup/xenvg.tmp to /etc/lvm/backup/xenvg
#lvconvert.c:1483         <backtrace>
#locking/file_locking.c:74       Unlocking /var/lock/lvm/V_xenvg
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg
#device/dev-io.c:533         Closed /dev/sda3
#lvmcmdline.c:1035         Processing: lvchange -vvvvvvvv -ay /dev/xenvg/src
#lvmcmdline.c:1038         O_DIRECT will be used
#config/config.c:987       Setting global/locking_type to 1
#config/config.c:987       Setting global/wait_for_locks to 1
#locking/locking.c:240       File-based locking selected.
#config/config.c:964       Setting global/locking_dir to /var/lock/lvm
#toollib.c:198     Using logical volume(s) on command line
#locking/file_locking.c:235       Locking /var/lock/lvm/V_xenvg RB
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg:aux WB
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg:aux
#locking/file_locking.c:141         _do_flock /var/lock/lvm/V_xenvg RB
#device/dev-io.c:487         Opened /dev/root RO O_DIRECT
#device/dev-io.c:134         /dev/root: block size is 4096 bytes
#label/label.c:184       /dev/root: No label detected
#device/dev-io.c:533         Closed /dev/root
#device/dev-io.c:487         Opened /dev/sda2 RO O_DIRECT
#device/dev-io.c:134         /dev/sda2: block size is 4096 bytes
#label/label.c:184       /dev/sda2: No label detected
#device/dev-io.c:533         Closed /dev/sda2
#device/dev-io.c:487         Opened /dev/sda3 RO O_DIRECT
#device/dev-io.c:134         /dev/sda3: block size is 4096 bytes
#label/label.c:160       /dev/sda3: lvm2 label detected
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG #orphans_lvm2 (#orphans_lvm2)
#format_text/format-text.c:1137         /dev/sda3: Found metadata at 62464 size 2632 (in area at 4096 size 192512) for xenvg (H1yzGQ-3LHM-oMe1-arpN-XYq3-iCFl-infeOb)
#cache/lvmcache.c:1136         lvmcache: /dev/sda3: now in VG xenvg with 1 mdas
#cache/lvmcache.c:923         lvmcache: /dev/sda3: setting xenvg VGID to H1yzGQ3LHMoMe1arpNXYq3iCFlinfeOb
#cache/lvmcache.c:1173         lvmcache: /dev/sda3: VG xenvg: Set creation host to shire.
#label/label.c:270         Using cached label for /dev/sda3
#label/label.c:270         Using cached label for /dev/sda3
#format_text/format-text.c:498         Read xenvg metadata (31) from /dev/sda3 at 62464 size 2632
#cache/lvmcache.c:119         Metadata cache: VG xenvg (H1yzGQ-3LHM-oMe1-arpN-XYq3-iCFl-infeOb) stored (2632 bytes).
#metadata/pv_manip.c:296         /dev/sda3 0:      0   2560: bilbon(0:0)
#metadata/pv_manip.c:296         /dev/sda3 1:   2560   3840: bilbon_mirror(0:0)
#metadata/pv_manip.c:296         /dev/sda3 2:   6400     25: src.0(0:0)
#metadata/pv_manip.c:296         /dev/sda3 3:   6425    135: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 4:   6560   2560: merry(0:0)
#metadata/pv_manip.c:296         /dev/sda3 5:   9120   5120: lv00(0:0)
#metadata/pv_manip.c:296         /dev/sda3 6:  14240   1120: NULL(0:0)
#metadata/pv_manip.c:296         /dev/sda3 7:  15360   2560: lv00(5120:0)
#metadata/pv_manip.c:296         /dev/sda3 8:  17920   1280: src(0:0)
#metadata/pv_manip.c:296         /dev/sda3 9:  19200   2560: bilbon(2560:0)
#metadata/pv_manip.c:296         /dev/sda3 10:  21760  96258: NULL(0:0)
#lvchange.c:140     Activating logical volume "src" exclusively
#locking/file_locking.c:304       Locking LV H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo (EX)
#metadata/metadata.c:3091       Finding volume group for uuid H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo
#label/label.c:270         Using cached label for /dev/sda3
#cache/lvmcache.c:651         Using cached metadata for VG xenvg.
#metadata/metadata.c:3097     Found volume group "xenvg"
#activate/dev_manager.c:236         Getting device info for xenvg-src [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo]
#ioctl/libdm-iface.c:1821         dm version   OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo NF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo NF   [16384]
#device/dev-io.c:291       /dev/sda3: read_ahead is 256 sectors
#mm/memlock.c:265       Locking memory
#mm/memlock.c:176         mlock        672KiB       400000 -       4a8000 r-xp  00000000 08:01 10839                              /sbin/lvm
#mm/memlock.c:176         mlock         32KiB       6a7000 -       6af000 rw-p  000a7000 08:01 10839                              /sbin/lvm
#mm/memlock.c:176         mlock         28KiB       6af000 -       6b6000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         mlock      10512KiB       b36000 -      157a000 rw-p  00000000 00:00 0                                  [heap]
#mm/memlock.c:176         mlock        112KiB 7fafbf7e7000 - 7fafbf803000 r-xp  00000000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:140         mlock area unreadable '7fafbf803000-7fafbfa02000 ---p 0001c000 08:01 675                        /lib/libselinux.so.1': Skipping.
#mm/memlock.c:176         mlock          4KiB 7fafbfa02000 - 7fafbfa03000 r--p  0001b000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:176         mlock          4KiB 7fafbfa03000 - 7fafbfa04000 rw-p  0001c000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:176         mlock          4KiB 7fafbfa04000 - 7fafbfa05000 rw-p  00000000 00:00 0 
#mm/memlock.c:158         mlock default filter '/libncurses.so.' matches '7fafbfa05000-7fafbfa47000 r-xp 00000000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafbfa47000-7fafbfc46000 ---p 00042000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:158         mlock default filter '/libncurses.so.' matches '7fafbfc46000-7fafbfc4b000 rw-p 00041000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:176         mlock       1376KiB 7fafbfc4b000 - 7fafbfda3000 r-xp  00000000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:140         mlock area unreadable '7fafbfda3000-7fafbffa2000 ---p 00158000 08:01 1631                       /lib/libc-2.11.2.so': Skipping.
#mm/memlock.c:176         mlock         16KiB 7fafbffa2000 - 7fafbffa6000 r--p  00157000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:176         mlock          4KiB 7fafbffa6000 - 7fafbffa7000 rw-p  0015b000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:176         mlock         20KiB 7fafbffa7000 - 7fafbffac000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         mlock         52KiB 7fafbffac000 - 7fafbffb9000 r-xp  00000000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:140         mlock area unreadable '7fafbffb9000-7fafc01b8000 ---p 0000d000 08:01 7897                       /lib/libudev.so.0.9.3': Skipping.
#mm/memlock.c:176         mlock          4KiB 7fafc01b8000 - 7fafc01b9000 r--p  0000c000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:176         mlock          4KiB 7fafc01b9000 - 7fafc01ba000 rw-p  0000d000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:176         mlock        128KiB 7fafc01ba000 - 7fafc01da000 r-xp  00000000 08:01 10042                      /lib/libdevmapper.so.1.02.1
#mm/memlock.c:140         mlock area unreadable '7fafc01da000-7fafc03da000 ---p 00020000 08:01 10042                      /lib/libdevmapper.so.1.02.1': Skipping.
#mm/memlock.c:176         mlock          8KiB 7fafc03da000 - 7fafc03dc000 rw-p  00020000 08:01 10042                      /lib/libdevmapper.so.1.02.1
#mm/memlock.c:158         mlock default filter '/libreadline.so.' matches '7fafc03dc000-7fafc0414000 r-xp 00000000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafc0414000-7fafc0613000 ---p 00038000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:158         mlock default filter '/libreadline.so.' matches '7fafc0613000-7fafc061b000 rw-p 00037000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:176         mlock          4KiB 7fafc061b000 - 7fafc061c000 rw-p  00000000 00:00 0 
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc061c000-7fafc061e000 r-xp 00000000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafc061e000-7fafc081e000 ---p 00002000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc081e000-7fafc081f000 r--p 00002000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc081f000-7fafc0820000 rw-p 00003000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:176         mlock        120KiB 7fafc0820000 - 7fafc083e000 r-xp  00000000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:158         mlock default filter 'gconv/gconv-modules.cache' matches '7fafc08b4000-7fafc08bb000 r--s 00000000 08:01 1802                       /usr/lib/gconv/gconv-modules.cache': Skipping.
#mm/memlock.c:158         mlock default filter 'locale/locale-archive' matches '7fafc08bb000-7fafc0a30000 r--p 00000000 08:01 2870                       /usr/lib/locale/locale-archive': Skipping.
#mm/memlock.c:176         mlock         20KiB 7fafc0a30000 - 7fafc0a35000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         mlock         12KiB 7fafc0a3a000 - 7fafc0a3d000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         mlock          4KiB 7fafc0a3d000 - 7fafc0a3e000 r--p  0001d000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:176         mlock          4KiB 7fafc0a3e000 - 7fafc0a3f000 rw-p  0001e000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:176         mlock          4KiB 7fafc0a3f000 - 7fafc0a40000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         mlock        272KiB 7fff23be1000 - 7fff23c25000 rw-p  00000000 00:00 0                          [stack]
#mm/memlock.c:148         mlock ignore filter '[vdso]' matches '7fff23cea000-7fff23ceb000 r-xp 00000000 00:00 0                          [vdso]': Skipping.
#mm/memlock.c:148         mlock ignore filter '[vsyscall]' matches 'ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]': Skipping.
#mm/memlock.c:148         mlock ignore filter '[vsyscall]' matches 'ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]': Skipping.
#mm/memlock.c:232         Locked 13742080 bytes
#mm/memlock.c:318         memlock_count inc to 1
#activate/dev_manager.c:827         Getting device info for xenvg-src [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src-real [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-real]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-real OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-real OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src-cow [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObWgeSLo7qZG3q1Vulweo5cmoQXeKbrEFo-cow OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0 [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0-real [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-real OF   [16384]
#activate/dev_manager.c:827         Getting device info for xenvg-src.0-cow [LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-cow]
#ioctl/libdm-iface.c:1821         dm info  LVM-H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-cow OF   [16384]
#ioctl/libdm-iface.c:1821         dm info  H1yzGQ3LHMoMe1arpNXYq3iCFlinfeObaCdSIeMZqIqkLjONZ7CtcrjJeoyVP2iZ-cow OF   [16384]
#activate/dev_manager.c:1135         Checking kernel supports snapshot segment type for src
#activate/activate.c:361       Getting target version for snapshot
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#activate/activate.c:361       Getting target version for snapshot-origin
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#activate/activate.c:361       Getting target version for snapshot-merge
#ioctl/libdm-iface.c:1821         dm versions   OF   [16384]
#activate/dev_manager.c:1141   Can't expand LV src: snapshot target support missing from kernel?
#activate/dev_manager.c:1277         <backtrace>
#activate/dev_manager.c:1463         <backtrace>
#activate/dev_manager.c:1506         <backtrace>
#activate/activate.c:571         <backtrace>
#activate/activate.c:1128         <backtrace>
#mm/memlock.c:282       Unlocking memory
#mm/memlock.c:176         munlock        672KiB       400000 -       4a8000 r-xp  00000000 08:01 10839                              /sbin/lvm
#mm/memlock.c:176         munlock         32KiB       6a7000 -       6af000 rw-p  000a7000 08:01 10839                              /sbin/lvm
#mm/memlock.c:176         munlock         28KiB       6af000 -       6b6000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock      10512KiB       b36000 -      157a000 rw-p  00000000 00:00 0                                  [heap]
#mm/memlock.c:176         munlock        112KiB 7fafbf7e7000 - 7fafbf803000 r-xp  00000000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:140         mlock area unreadable '7fafbf803000-7fafbfa02000 ---p 0001c000 08:01 675                        /lib/libselinux.so.1': Skipping.
#mm/memlock.c:176         munlock          4KiB 7fafbfa02000 - 7fafbfa03000 r--p  0001b000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:176         munlock          4KiB 7fafbfa03000 - 7fafbfa04000 rw-p  0001c000 08:01 675                        /lib/libselinux.so.1
#mm/memlock.c:176         munlock          4KiB 7fafbfa04000 - 7fafbfa05000 rw-p  00000000 00:00 0 
#mm/memlock.c:158         mlock default filter '/libncurses.so.' matches '7fafbfa05000-7fafbfa47000 r-xp 00000000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafbfa47000-7fafbfc46000 ---p 00042000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:158         mlock default filter '/libncurses.so.' matches '7fafbfc46000-7fafbfc4b000 rw-p 00041000 08:01 1008                       /lib/libncurses.so.5.7': Skipping.
#mm/memlock.c:176         munlock       1376KiB 7fafbfc4b000 - 7fafbfda3000 r-xp  00000000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:140         mlock area unreadable '7fafbfda3000-7fafbffa2000 ---p 00158000 08:01 1631                       /lib/libc-2.11.2.so': Skipping.
#mm/memlock.c:176         munlock         16KiB 7fafbffa2000 - 7fafbffa6000 r--p  00157000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:176         munlock          4KiB 7fafbffa6000 - 7fafbffa7000 rw-p  0015b000 08:01 1631                       /lib/libc-2.11.2.so
#mm/memlock.c:176         munlock         20KiB 7fafbffa7000 - 7fafbffac000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock         52KiB 7fafbffac000 - 7fafbffb9000 r-xp  00000000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:140         mlock area unreadable '7fafbffb9000-7fafc01b8000 ---p 0000d000 08:01 7897                       /lib/libudev.so.0.9.3': Skipping.
#mm/memlock.c:176         munlock          4KiB 7fafc01b8000 - 7fafc01b9000 r--p  0000c000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:176         munlock          4KiB 7fafc01b9000 - 7fafc01ba000 rw-p  0000d000 08:01 7897                       /lib/libudev.so.0.9.3
#mm/memlock.c:176         munlock        128KiB 7fafc01ba000 - 7fafc01da000 r-xp  00000000 08:01 10042                      /lib/libdevmapper.so.1.02.1
#mm/memlock.c:140         mlock area unreadable '7fafc01da000-7fafc03da000 ---p 00020000 08:01 10042                      /lib/libdevmapper.so.1.02.1': Skipping.
#mm/memlock.c:176         munlock          8KiB 7fafc03da000 - 7fafc03dc000 rw-p  00020000 08:01 10042                      /lib/libdevmapper.so.1.02.1
#mm/memlock.c:158         mlock default filter '/libreadline.so.' matches '7fafc03dc000-7fafc0414000 r-xp 00000000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafc0414000-7fafc0613000 ---p 00038000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:158         mlock default filter '/libreadline.so.' matches '7fafc0613000-7fafc061b000 rw-p 00037000 08:01 10767                      /lib/libreadline.so.5.2': Skipping.
#mm/memlock.c:176         munlock          4KiB 7fafc061b000 - 7fafc061c000 rw-p  00000000 00:00 0 
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc061c000-7fafc061e000 r-xp 00000000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:140         mlock area unreadable '7fafc061e000-7fafc081e000 ---p 00002000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc081e000-7fafc081f000 r--p 00002000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:158         mlock default filter '/libdl-' matches '7fafc081f000-7fafc0820000 rw-p 00003000 08:01 1630                       /lib/libdl-2.11.2.so': Skipping.
#mm/memlock.c:176         munlock        120KiB 7fafc0820000 - 7fafc083e000 r-xp  00000000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:158         mlock default filter 'gconv/gconv-modules.cache' matches '7fafc08b4000-7fafc08bb000 r--s 00000000 08:01 1802                       /usr/lib/gconv/gconv-modules.cache': Skipping.
#mm/memlock.c:158         mlock default filter 'locale/locale-archive' matches '7fafc08bb000-7fafc0a30000 r--p 00000000 08:01 2870                       /usr/lib/locale/locale-archive': Skipping.
#mm/memlock.c:176         munlock         20KiB 7fafc0a30000 - 7fafc0a35000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock         12KiB 7fafc0a3a000 - 7fafc0a3d000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock          4KiB 7fafc0a3d000 - 7fafc0a3e000 r--p  0001d000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:176         munlock          4KiB 7fafc0a3e000 - 7fafc0a3f000 rw-p  0001e000 08:01 1643                       /lib/ld-2.11.2.so
#mm/memlock.c:176         munlock          4KiB 7fafc0a3f000 - 7fafc0a40000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock          0KiB 7fff23be1000 - 7fff23be1000 rw-p  00000000 00:00 0 
#mm/memlock.c:176         munlock        272KiB 7fff23be1000 - 7fff23c25000 rw-p  00000000 00:00 0                          [stack]
#mm/memlock.c:148         mlock ignore filter '[vdso]' matches '7fff23cea000-7fff23ceb000 r-xp 00000000 00:00 0                          [vdso]': Skipping.
#mm/memlock.c:148         mlock ignore filter '[vsyscall]' matches 'ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]': Skipping.
#mm/memlock.c:232         Unlocked 13742080 bytes
#mm/memlock.c:327         memlock_count dec to 0
#activate/activate.c:1155         <backtrace>
#locking/locking.c:389         <backtrace>
#lvchange.c:142         <backtrace>
#lvchange.c:678         <backtrace>
#cache/lvmcache.c:85         Metadata cache: VG xenvg wiped.
#locking/file_locking.c:74       Unlocking /var/lock/lvm/V_xenvg
#locking/file_locking.c:51         _undo_flock /var/lock/lvm/V_xenvg
#device/dev-io.c:533         Closed /dev/sda3

<<attachment: a_chapellon.vcf>>

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