lvm2/device-mapper from HEAD on Ac

Elan Ruusamäe glen at
Tue May 23 20:21:09 CEST 2006

anyone else encounter this?

21:19:22 root[pts/6]@wintersunset ~# gdb --args lvdisplay
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This GDB was configured as "i686-pld-linux"...Using host libthread_db library "/lib/tls/".

(gdb) run
Starting program: /sbin/lvdisplay
File descriptor 3 left open
File descriptor 4 left open
File descriptor 5 left open

Program received signal SIGSEGV, Segmentation fault.
0xb7e383a7 in _IO_vfscanf () from /lib/tls/
(gdb) bt
#0  0xb7e383a7 in _IO_vfscanf () from /lib/tls/
#1  0xb7e4532d in vsscanf () from /lib/tls/
#2  0xb7e409dd in sscanf () from /lib/tls/
#3  0xb7fc75a3 in _get_proc_number (file=0xb7fcba08 "/proc/devices", name=0xb7fcba16 "device-mapper", number=0x0)
    at ioctl/libdm-iface.c:156
#4  0xb7fc7b86 in _create_dm_bitset () at ioctl/libdm-iface.c:269
#5  0xb7fc7d98 in _open_control () at ioctl/libdm-iface.c:312
#6  0xb7fc9f85 in dm_task_run (dmt=0x80e6a00) at ioctl/libdm-iface.c:1625
#7  0xb7fc8020 in _check_version (version=0xbf8f94f0 "žÌû·e(Â\006\200\225\217¿\båÿ·\026Ç\004\b³", size=64, log_suppress=0)
    at ioctl/libdm-iface.c:790
#8  0xb7fc80c7 in dm_check_version () at ioctl/libdm-iface.c:812
#9  0xb7fc0332 in dm_task_create (type=6) at libdm-common.c:104
#10 0x080a1d58 in _setup_task (name=0x0,
    uuid=0x80e4dd8 "LVM-25DAUCuFGPO7S9HL7pbvJQp4Npg9AbOxIG4z5nVBm1wZDB2yMfQg7bWatblreDHs", event_nr=0x0, task=0)
    at activate/dev_manager.c:101
#11 0x080a1e27 in _info_run (name=0x0, dlid=0x0, info=0xbf8f96b0, mknodes=0, with_open_count=1, mem=0x0, uuid_out=0x0)
    at activate/dev_manager.c:129
#12 0x080a203c in _info (name=0x80e4dc8 "lvm-mp3",
    dlid=0x80e4dd8 "LVM-25DAUCuFGPO7S9HL7pbvJQp4Npg9AbOxIG4z5nVBm1wZDB2yMfQg7bWatblreDHs", mknodes=0, with_open_count=1,
    info=0xbf8f96b0, mem=0x0, uuid_out=0x0) at activate/dev_manager.c:161
#13 0x080a2105 in dev_manager_info (mem=0x0, name=0x0, lv=0x0, with_mknodes=0, with_open_count=0, info=0x0)
    at activate/dev_manager.c:189
#14 0x0806f0c3 in _lv_info (cmd=0x80d1188, lv=0x80e4b48, with_mknodes=0, info=0xbf8f97a0, with_open_count=0)
    at activate/activate.c:371
#15 0x0806f19c in lv_info (cmd=0x0, lv=0x0, info=0x0, with_open_count=0) at activate/activate.c:393
#16 0x0807b08d in lvdisplay_full (cmd=0x80d1188, lv=0x80e4b48, handle=0x0) at display/display.c:368
#17 0x08056653 in _lvdisplay_single (cmd=0x80d1188, lv=0x80e4b48, handle=0x0) at lvdisplay.c:27
#18 0x08064b6b in process_each_lv_in_vg (cmd=0x80d1188, vg=0x1, arg_lvnames=0xbf8f98a0, tags=0xbf8f98c0, handle=0x0,
    process_single=0x80565d0 <_lvdisplay_single>) at toollib.c:150
#19 0x08064ec8 in process_each_lv (cmd=0x80d1188, argc=0, argv=0xbf8f9a18, lock_type=33, handle=0x0,
    process_single=0x80565d0 <_lvdisplay_single>) at toollib.c:342
#20 0x0805681a in lvdisplay (cmd=0x80d1188, argc=0, argv=0xbf8f9a18) at lvdisplay.c:57
#21 0x0805a42f in _run_command (cmd=0x80d1188, argc=0, argv=0xbf8f9a18) at lvmcmdline.c:872
#22 0x0805b620 in lvm2_main (argc=1, argv=0xbf8f9a14, is_static=0) at lvmcmdline.c:1432
#23 0x0806e85f in main (argc=0, argv=0x0) at lvm.c:20


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