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Type: Bug
Resolution: Cannot Reproduce
Priority: Major - P3
Fix Version/s: None
Affects Version/s: None
Component/s: None
Labels:
None

Story Points:
5
Sprint:
Storage Engines 2019-03-25, Storage Engines 2019-04-08, Storage Engines 2019-04-22

The stress sanitizer job detected a memory leak on ocelot-aws.
http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/23801/console

The leak messages are:

=================================================================
==18317==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 40 byte(s) in 1 object(s) allocated from:
    #0 0x4db4d8 in calloc (/mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/test/format/t+0x4db4d8)
    #1 0x659a3a in __wt_calloc /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/os_common/os_alloc.c:52:11
    #2 0x94269b in __split_ref_move /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:265:3
    #3 0x94126d in __split_internal /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:1091:4
    #4 0x92e728 in __split_parent_climb /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:1393:9
    #5 0x927fd2 in __split_multi_lock /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:2195:10
    #6 0x927d68 in __wt_split_multi /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:2213:2
    #7 0x61411d in __evict_page_dirty_update /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_page.c:398:4
    #8 0x60fffc in __wt_evict /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_page.c:222:3
    #9 0x5f29a3 in __evict_page /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:2322:2
    #10 0x5eb780 in __evict_lru_pages /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:1173:14
    #11 0x5f6266 in __evict_pass /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:729:4
    #12 0x5eaadc in __evict_server /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:384:2
    #13 0x5ea258 in __wt_evict_thread_run /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:290:9
    #14 0x7cf103 in __thread_run /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/support/thread_group.c:31:3
    #15 0x4e8ede in __asan::AsanThread::ThreadStart(unsigned long, __sanitizer::atomic_uintptr_t*) (/mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/test/format/t+0x4e8ede)

Indirect leak of 9 byte(s) in 1 object(s) allocated from:
    #0 0x4db2b0 in __interceptor_malloc (/mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/test/format/t+0x4db2b0)
    #1 0x659d3e in __wt_malloc /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/os_common/os_alloc.c:85:11
    #2 0x65b3f1 in __wt_memdup /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/os_common/os_alloc.c:262:2
    #3 0x9429ed in __split_ref_move /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:269:3
    #4 0x94126d in __split_internal /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:1091:4
    #5 0x92e728 in __split_parent_climb /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:1393:9
    #6 0x927fd2 in __split_multi_lock /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:2195:10
    #7 0x927d68 in __wt_split_multi /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/btree/bt_split.c:2213:2
    #8 0x61411d in __evict_page_dirty_update /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_page.c:398:4
    #9 0x60fffc in __wt_evict /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_page.c:222:3
    #10 0x5f29a3 in __evict_page /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:2322:2
    #11 0x5eb780 in __evict_lru_pages /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:1173:14
    #12 0x5f6266 in __evict_pass /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:729:4
    #13 0x5eaadc in __evict_server /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:384:2
    #14 0x5ea258 in __wt_evict_thread_run /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/evict/evict_lru.c:290:9
    #15 0x7cf103 in __thread_run /mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/../src/support/thread_group.c:31:3
    #16 0x4e8ede in __asan::AsanThread::ThreadStart(unsigned long, __sanitizer::atomic_uintptr_t*) (/mnt/data0/jenkins/workspace/wiredtiger-test-format-stress-sanitizer/build_posix/test/format/t+0x4e8ede)

SUMMARY: AddressSanitizer: 49 byte(s) leaked in 2 allocation(s).

related to

WT-6600 Memory leak when rolling back a transaction

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