Comment 2 for bug 881855

Newer crash:

Oct 27 10:32:01 backup1 zfs-fuse: zfsfuse_release: stale inode (Input/output error)?
Oct 27 10:32:01 backup1 kernel: [91747.192633] zfs-fuse[908]: segfault at 0 ip 000000000047e5cb sp 00002b7b90bdbd78 error 6 in zfs-fuse[400000+10f000]

After export/import:

Oct 27 12:35:14 backup1 zfs-fuse: initial max_map_count 65530
Oct 27 12:35:14 backup1 zfs-fuse: ARC caching: maximum ARC size: 100 MiB
Oct 27 12:35:14 backup1 zfs-fuse: WARNING: /var/run/zfs-fuse.pid already exists; aborting.
Oct 27 12:35:27 backup1 zfs-fuse: initial max_map_count 65530
Oct 27 12:35:27 backup1 zfs-fuse: ARC caching: maximum ARC size: 100 MiB
Oct 27 12:35:27 backup1 zfs-fuse: ARC setup: min ARC size set to 16777216 bytes
Oct 27 12:35:27 backup1 zfs-fuse: ARC setup: max ARC size set to 104857600 bytes
Oct 27 12:35:27 backup1 zfs-fuse: kstat: fuse_mount error - trying to umount
Oct 27 12:35:39 backup1 zfs-fuse: WARNING: Failed to flush write cache on device '/dev/disk/by-id/dm-name-vg1-data'. Data on pool 'data' may be lost if power fails. No further warnings will be given.
Oct 27 12:37:21 backup1 zfs-fuse: WARNING: Failed to flush write cache on device '/dev/disk/by-id/dm-name-vg1-data'. Data on pool 'data' may be lost if power fails. No further warnings will be given.
Oct 27 12:37:21 backup1 zfs-fuse: !imported version 23 pool data using 23

scrib is in progress now.
I'm almost sure it's not a hardware problem. It was working for years with no errors before.
ProLiant DL180 G6, Smart Array P410