[Lustre-discuss] can't umount an OST

[Alex Lyashkov]

> May  2 12:53:59 samba02 kernel: LustreError: 18105:0:(client.c:504:ptlrpc_import_delay_req()) @@@ Uninitialized import.  req at ffff8101e6c7c200
> May  2 12:53:59 samba02 kernel: LustreError: 18105:0:(client.c:506:ptlrpc_import_delay_req()) LBUG
> May  2 12:53:59 samba02 kernel: Lustre: 18105:0:(linux-debug.c:168:libcfs_debug_dumpstack()) showing stack for process 18105
> May  2 12:53:59 samba02 kernel: lfs           R  running task       0 18105  12088                     (NOTLB)
> May  2 12:53:59 samba02 kernel: 0000000000000000 ffffffff8840741c 0000000000000004 ffff8101d7642ac0
> May  2 12:53:59 samba02 kernel:        ffff8101efe779a0 ffffffff8016079c ffff8101e6c7c200 ffff8101e6c7c200
> May  2 12:53:59 samba02 kernel:        ffff8101d3a609b8 ffffffff883fb72b
> May  2 12:53:59 samba02 kernel: Call Trace: <ffffffff8840741c>{:ptlrpc:lustre_pack_request+1052}
> May  2 12:53:59 samba02 kernel:        <ffffffff8016079c>{filemap_nopage+387} <ffffffff883fb72b>{:ptlrpc:ptlrpc_queue_wait+571}
> May  2 12:53:59 samba02 kernel:        <ffffffff883f92c4>{:ptlrpc:ptlrpc_prep_req_pool+1796}
> May  2 12:53:59 samba02 kernel:        <ffffffff88426d4c>{:ptlrpc:lprocfs_wr_ping+428} <ffffffff802d968d>{__down_read+18}
> May  2 12:53:59 samba02 kernel:        <ffffffff8836f29b>{:obdclass:lprocfs_fops_write+91}
> May  2 12:53:59 samba02 kernel:        <ffffffff80181803>{vfs_write+215} <ffffffff80181dca>{sys_write+69}
> May  2 12:53:59 samba02 kernel:        <ffffffff8010ad3e>{system_call+126}
> May  2 12:53:59 samba02 kernel: LustreError: dumping log to /tmp/lustre-log.1209754439.18105
> 
can you please open new bug report and
submit /tmp/lustre-log.1209754439.18105 to bug?
-- 
Alex Lyashkov <Alexey.lyashkov at sun.com>
Lustre Group, Sun Microsystems