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  1. Lustre
  2. LU-4897

dt_declare_delete()) ASSERTION( dt->do_index_ops ) failed (in orphan cleanup)

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Details

    • Bug
    • Status: Resolved
    • Blocker
    • Resolution: Fixed
    • Lustre 2.6.0
    • Lustre 2.6.0
    • 3
    • 13533

    Description

      This occurs on remount after crash (or reset) while running racer on 2.5.57-72-g69ddb2e or on checkout of http://review.whamcloud.com/#/c/9699/. Disabling migration in racer has no effect here.

      # export MDSCOUNT=4
      # export MOUNT_2=y
      # llmount.sh
      ...
      # sh lustre/tests/racer.sh
      ... Wait for panic or reset while running.
      ... Restart the node.
      # export MDSCOUNT=4
      # export PTLDEBUG=+trace
      # export NOFORMAT=1
      # llmount.sh
      
      Call Trace:
       [<ffffffffa02a9895>] libcfs_debug_dumpstack+0x55/0x80 [libcfs]
       [<ffffffffa02a9e97>] lbug_with_loc+0x47/0xb0 [libcfs]
       [<ffffffffa0ced4db>] lod_declare_object_destroy+0x55b/0x780 [lod]
       [<ffffffffa0bb3869>] __mdd_orphan_cleanup+0x7d9/0xca0 [mdd]
       [<ffffffffa0bc7cbd>] mdd_recovery_complete+0xed/0x170 [mdd]
       [<ffffffffa0bfa9c5>] mdt_postrecov+0x35/0xd0 [mdt]
       [<ffffffffa0bfbf08>] mdt_obd_postrecov+0x78/0x90 [mdt]
       [<ffffffffa0632cf4>] ? ldlm_reprocess_all_ns+0xa4/0x110 [ptlrpc]
       [<ffffffffa0648505>] target_recovery_thread+0xd25/0x19c0 [ptlrpc]
       [<ffffffffa06477e0>] ? target_recovery_thread+0x0/0x19c0 [ptlrpc]
       [<ffffffff81096a36>] kthread+0x96/0xa0
       [<ffffffff8100c0ca>] child_rip+0xa/0x20
       [<ffffffff810969a0>] ? kthread+0x0/0xa0
       [<ffffffff8100c0c0>] ? child_rip+0x0/0x20
      
      Kernel panic - not syncing: LBUG
      
      00010000:00080000:0.0:1397318109.970223:0:3046:0:(ldlm_lib.c:1991:target_recovery_thread()) lustre-MDT0002: started recovery thread pid 3046
      00010000:02000400:3.0:1397318182.861911:0:3046:0:(ldlm_lib.c:1803:target_recovery_overseer()) lustre-MDT0002: recovery is timed out, evict stale exports
      
      ...
      
      00000100:00100000:2.0:1397318182.977710:0:3046:0:(client.c:1849:ptlrpc_check_set()) Completed RPC pname:cluuid:pid:xid:nid:opc tgt_recov:lustre-MDT0002-mdtlov_UUID:3046:1465194230319564:0@lo:1000
      00000004:00080000:2.0:1397318182.977722:0:3046:0:(mdd_orphans.c:395:orph_key_test_and_del()) Found orphan [0x380000bd0:0x170f:0x0], delete it
      00000004:00040000:2.0:1397318182.977731:0:3046:0:(dt_object.h:1483:dt_declare_delete()) ASSERTION( dt->do_index_ops ) failed: 
      00000004:00040000:2.0:1397318182.977735:0:3046:0:(dt_object.h:1483:dt_declare_delete()) LBUG
      

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              di.wang Di Wang
              jhammond John Hammond
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                Created:
                Updated:
                Resolved: