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  1. WiredTiger
  2. WT-898

test/format WT_CHILD_MODIFIED failure

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    • Type: Icon: Task Task
    • Resolution: Done
    • WT2.2
    • Affects Version/s: None
    • Component/s: None

      In trying to see how reproducible the segfault in WT-896 is, I ran its CONFIG on the AWS HD box. On iteration 3 I hit this instead:

      [1394036080:615017][18815:00b7ffa5307f0000], t, file:wt.wt, session.checkpoint: ../src/btree/rec_write.c, 2345: state == WT_CHILD_MODIFIED

      The stack:

      Thread 12 (Thread 0x7f30a5ffb700 (LWP 18934)):
#0  0x00007f30c06c9aa3 in select () from /lib64/libc.so.6
WT-1  0x0000000000423fd1 in __wt_sleep (seconds=100, micro_seconds=0)
    at ../src/os_posix/os_sleep.c:22
WT-2  0x0000000000438fd5 in __wt_attach (session=0x23b4f60)
    at ../src/support/global.c:113
WT-3  0x000000000048e8a6 in __wt_abort (session=0x23b4f60)
    at ../src/os_posix/os_abort.c:21
WT-4  0x00000000004389b5 in __wt_assert (session=0x23b4f60, error=0, 
    file_name=0x4c6d5f "../src/btree/rec_write.c", line_number=2345, 
    fmt=0x4c6bb2 "%s") at ../src/support/err.c:470
WT-5  0x0000000000464912 in __rec_col_merge (session=0x23b4f60, 
    r=0x7f3090114dd0, page=0x7f3078014010) at ../src/btree/rec_write.c:2345
WT-6  0x00000000004647a8 in __rec_col_int (session=0x23b4f60, r=0x7f3090114dd0, 
    page=0x7f3078014010) at ../src/btree/rec_write.c:2307
WT-7  0x0000000000460f14 in __wt_rec_write (session=0x23b4f60, 
    page=0x7f3078014010, salvage=0x0, flags=0) at ../src/btree/rec_write.c:356
WT-8  0x0000000000446284 in __wt_sync_file (session=0x23b4f60, syncop=8)
    at ../src/btree/bt_evict.c:649
WT-9  0x0000000000455c7b in __wt_bt_cache_op (session=0x23b4f60, 
    ckptbase=0x7f30900ad5b0, op=8) at ../src/btree/bt_sync.c:53
WT-10 0x000000000043fe72 in __checkpoint_worker (session=0x23b4f60, 
    cfg=0x7f30a5ffad00, is_checkpoint=1) at ../src/txn/txn_ckpt.c:750
WT-11 0x0000000000440071 in __wt_checkpoint (session=0x23b4f60, 
    cfg=0x7f30a5ffad00) at ../src/txn/txn_ckpt.c:802
WT-12 0x0000000000471327 in __wt_conn_btree_apply (session=0x23b4f60, 
    apply_checkpoints=0, func=0x440009 <__wt_checkpoint>, cfg=0x7f30a5ffad00)
    at ../src/conn/conn_dhandle.c:497
WT-13 0x000000000043ebb5 in __checkpoint_apply (session=0x23b4f60, 
    cfg=0x7f30a5ffad00, op=0x440009 <__wt_checkpoint>, fullp=0x0)
    at ../src/txn/txn_ckpt.c:129
WT-14 0x000000000043ee5f in __wt_txn_checkpoint (session=0x23b4f60, 
    cfg=0x7f30a5ffad00) at ../src/txn/txn_ckpt.c:243
WT-15 0x0000000000435f8a in __session_checkpoint (wt_session=0x23b4f60, 
    config=0x0) at ../src/session/session_api.c:716
WT-16 0x00000000004060be in ops (arg=0x23d0610) at ../../../test/format/ops.c:271
WT-17 0x00007f30c0d98ddb in start_thread () from /lib64/libpthread.so.0
WT-18 0x00007f30c06d0a1d in clone () from /lib64/libc.so.6

            Assignee:
            michael.cahill@mongodb.com Michael Cahill (Inactive)
            Reporter:
            sue.loverso@mongodb.com Susan LoVerso
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            Watchers:
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              Created:
              Updated:
              Resolved: