On Fri, 22 Feb 2008 20:45:01 +1100, Justin Piszcz
<jpiszcz@xxxxxxxxxxxxxxx> wrote:
Should it core dump on this condition?
No it shouldn't. A fix for this is being worked on.
Barry.
On Thu, 21 Feb 2008, Justin Piszcz wrote:
Checking fragmentation on a non-XFS filesystem causes xfs_db to core
dump.
# xfs_db -c frag -f /dev/sda
xfs_db: unexpected XFS SB magic number 0xfaeb2101
xfs_db: read failed: Invalid argument
xfs_db: data size check failed
cache_node_purge: refcount was 1, not zero (node=0x80dd670)
xfs_db: cannot read root inode (22)
cache_node_purge: refcount was 1, not zero (node=0x80dd770)
xfs_db: cannot read realtime bitmap inode (22)
Segmentation fault (core dumped)
# dpkg -l | grep xfsprogs
ii xfsprogs 2.9.5-1
Core was generated by `xfs_db -c frag -f /dev/sda'.
Program terminated with signal 11, Segmentation fault.
#0 0xb7ef3350 in pthread_mutex_lock () from /lib/libpthread.so.0
(gdb) bt
#0 0xb7ef3350 in pthread_mutex_lock () from /lib/libpthread.so.0
#1 0x080ab31a in ?? ()
#2 0x0000001c in ?? ()
#3 0x38006590 in ?? ()
#4 0x00000000 in ?? ()
# xfs_db -c frag -f /dev/sda2
actual 208581, ideal 197229, fragmentation factor 5.44%
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