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  1. WiredTiger
  2. WT-816

test/fops failing with reference count change

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    Details

    • Type: Task
    • Status: Closed
    • Resolution: Done
    • Affects Version/s: None
    • Fix Version/s: WT2.1
    • Labels:
      None

      Description

      The clang address sanitizer caught this one:

      http://mjc.homeunix.org:8180/job/wiredtiger-clang-sanitizer/325/console

          1: 10 threads on table:__wt
      =================================================================
      ==6515==ERROR: AddressSanitizer: heap-use-after-free on address 0x61b00006b390 at pc 0x50a8cd bp 0x7faebbd74b20 sp 0x7faebbd74b18
      READ of size 4 at 0x61b00006b390 thread T18
          #0 0x50a8cc in __wt_conn_btree_close /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/conn/conn_dhandle.c:580
          WT-1 0x490db6 in __wt_session_discard_btree /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_dhandle.c:433
          WT-2 0x488307 in __wt_spin_trylock_func /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_api.c:39
          WT-3 0x488307 in __session_close /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_api.c:84
          WT-4 0x4372fd in obj_upgrade /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/../../../test/fops/file.c:145
          WT-5 0x437d84 in fop /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/../../../test/fops/fops.c:152
          WT-6 0x42ea73 in __asan::AsanThread::ThreadStart(unsigned long) (/home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/t+0x42ea73)
          WT-7 0x3fea607d14 in start_thread (/lib64/libpthread.so.0+0x3fea607d14)
          WT-8 0x3fe9af253c in __clone (/lib64/libc.so.6+0x3fe9af253c)
      0x61b00006b390 is located 16 bytes inside of 1464-byte region [0x61b00006b380,0x61b00006b938)
      freed by thread T20 here:
          #0 0x428414 in free (/home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/t+0x428414)
          WT-1 0x50aead in __wt_conn_dhandle_discard_single /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/conn/conn_dhandle.c:698
          WT-2 0x508dc6 in __conn_dhandle_sweep /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/conn/conn_dhandle.c:404
          WT-3 0x508dc6 in __wt_conn_btree_get /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/conn/conn_dhandle.c:431
          WT-4 0x490587 in __wt_spin_trylock_func /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_dhandle.c:306
          WT-5 0x490587 in __wt_session_get_btree /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_dhandle.c:364
          WT-6 0x4615a1 in __wt_metadata_open /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/meta/meta_table.c:42
          WT-7 0x4615a1 in __wt_metadata_cursor /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/meta/meta_table.c:65
          WT-8 0x480a42 in __wt_schema_open_table /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/schema/schema_open.c:346
          WT-9 0x47d201 in __wt_spin_trylock_func /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/schema/schema_list.c:20
          WT-10 0x47d201 in __wt_schema_get_table /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/schema/schema_list.c:87
          WT-11 0x47a299 in __create_table /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/schema/schema_create.c:468
          WT-12 0x47a299 in __wt_schema_create /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/schema/schema_create.c:582
          WT-13 0x48983c in __session_create /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/../src/session/session_api.c:324
          WT-14 0x436d16 in obj_create /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/../../../test/fops/file.c:89
          WT-15 0x437cb3 in fop /home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/../../../test/fops/fops.c:136
          WT-16 0x42ea73 in __asan::AsanThread::ThreadStart(unsigned long) (/home/jenkins/jenkins/workspace/wiredtiger-clang-sanitizer/build_posix/test/fops/t+0x42ea73)
      

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              • Assignee:
                sue.loverso Sue LoVerso
                Reporter:
                michael.cahill Michael Cahill
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                • Created:
                  Updated:
                  Resolved: