Details
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Type:
Bug
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Status: Resolved
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Priority:
Major - P3
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: WT2.7.0
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Labels:None
Description
Jenkins failed with a segfault. Failure here:
http://build.wiredtiger.com:8080/job/wiredtiger-test-format/4573
Stack trace:
Backtrace:
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/include/gcc.h:133(__wt_atomic_fetch_add16)[0x437a67]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/btree/bt_ovfl.c:251(__wt_ovfl_discard)[0x47828a]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/btree/bt_split.c:1152(__split_parent)[0x483a2e]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/btree/bt_split.c:965(__split_parent_unlock)[0x485bab]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/evict/evict_page.c:163(__evict_reverse_split_check)[0x421695]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/evict/evict_file.c:95(__wt_evict_file)[0x4b4acf]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/btree/bt_sync.c:262(__wt_cache_op)[0x48827a]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/conn/conn_dhandle.c:198(__wt_conn_btree_sync_and_close)[0x49f157]
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/mnt/fast/jenkins/workspace/wiredtiger-test-format/build_posix/../src/conn/conn_sweep.c:178(__sweep_discard_trees)[0x41783f]
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/lib64/libpthread.so.0(+0x7df3)[0x7f9289f71df3]
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/lib64/libc.so.6(clone+0x6d)[0x7f9289c9f1ad]
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test/format configuration file:
############################################
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# RUN PARAMETERS
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############################################
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abort=0
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auto_throttle=1
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firstfit=0
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bitcnt=4
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bloom=1
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bloom_bit_count=39
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bloom_hash_count=4
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bloom_oldest=0
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cache=300
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checkpoints=1
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checksum=uncompressed
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chunk_size=10
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compaction=0
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compression=none
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data_extend=0
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data_source=lsm
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delete_pct=24
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dictionary=0
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encryption=rotn-7
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evict_max=0
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file_type=row-store
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backups=0
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huffman_key=0
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huffman_value=0
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insert_pct=60
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internal_key_truncation=0
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internal_page_max=9
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isolation=snapshot
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key_gap=19
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key_max=68
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key_min=31
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leak_memory=0
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leaf_page_max=11
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logging=0
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logging_compression=none
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logging_archive=1
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logging_prealloc=1
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long_running_txn=0
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lsm_worker_threads=4
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merge_max=12
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mmap=1
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ops=1000
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prefix_compression=1
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prefix_compression_min=6
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repeat_data_pct=8
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reverse=0
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rows=10000
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runs=50
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salvage=1
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split_pct=81
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statistics=1
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statistics_server=0
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threads=1
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timer=20
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value_max=1356
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value_min=5
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verify=1
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wiredtiger_config=
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write_pct=87
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############################################
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Reproduced after 4 runs for me.
Activity
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Merge pull request #2270 from wiredtiger/WT-2185
WT-2185: Don't do reverse splits when closing a file.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/9584be3a9084db151271d2f5c6e77c3e1b05c29d
Author:
{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}Message: Merge pull request #2270 from wiredtiger/WT-2185
WT-2185: Don't do reverse splits when closing a file.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/9584be3a9084db151271d2f5c6e77c3e1b05c29d
Author:
{u'username': u'agorrod', u'name': u'Alex Gorrod', u'email': u'alexg@wiredtiger.com'}Message:
WT-2185: Don't do reverse splits when closing a file.The ovfl_lock may already have been freed.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/06b5b8bea92c056e8540082ab4efb2c2df4883ac