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  1. WiredTiger
  2. WT-4037

WT_REF structures freed while still in use

    • Storage Non-NYC 2018-04-23
    • v3.6, v3.4

      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-zseries/42591/consoleFull

      #0  0x0000000080159208 in __wt_ref_key (page=0xbb1dcdc0, ref=0x3ff4c00dee0, 
          keyp=0x3ff440a6a08, sizep=0x3ff440a6a10) at ../src/include/btree.i:706
      #1  0x000000008015bd36 in __wt_row_search (session=0xbaed76e8, 
          srch_key=0x3ff440a68b0, leaf=0x0, cbt=0x3ff440a67b0, insert=true, 
          restore=false) at ../src/btree/row_srch.c:378
      #2  0x0000000080205186 in __cursor_row_search (session=0xbaed76e8, 
          cbt=0x3ff440a67b0, leaf=0x0, insert=true) at ../src/btree/bt_cursor.c:385
      #3  0x0000000080207bfc in __btcur_update (cbt=0x3ff440a67b0, 
          value=0x3ff440a68d8, modify_type=4) at ../src/btree/bt_cursor.c:1232
      #4  0x0000000080208d62 in __wt_btcur_update (cbt=0x3ff440a67b0)
          at ../src/btree/bt_cursor.c:1485
      #5  0x0000000080184708 in __curfile_update (cursor=0x3ff440a67b0)
          at ../src/cursor/cur_file.c:366
      #6  0x000000008000e380 in row_update (tinfo=0xbb8e8490, cursor=0x3ff440a67b0, 
          positioned=false) at ../../../test/format/ops.c:1793
      #7  0x000000008000bea2 in ops (arg=0xbb8e8490)
          at ../../../test/format/ops.c:1043
      #8  0x000003ff907881f2 in start_thread (arg=0x3ff81fff910)
          at pthread_create.c:310
      #9  0x000003ff905098da in thread_start ()
          at ../sysdeps/unix/sysv/linux/s390/s390-64/clone.S:76
      (gdb) frame 0
      #0  0x0000000080159208 in __wt_ref_key (page=0xbb1dcdc0, ref=0x3ff4c00dee0, 
          keyp=0x3ff440a6a08, sizep=0x3ff440a6a10) at ../src/include/btree.i:706
      706			*sizep = ((WT_IKEY *)ref->ref_ikey)->size;
      (gdb) p *ref
      $3 = {page = 0xffffffffffffffff, home = 0x0, pindex_hint = 1023, 
        state = 1879626048, addr = 0x1204003030, key = {recno = 3472328330587879480, 
          ikey = 0x3030303830373838}, page_del = 0x2f4c4d4e4f505152, page_las = 0x0}
      (gdb) printf "%s\n", &ref.key
      00080788/LMNOPQR
      (gdb) 
      

        1. split-paranoia.diff
          18 kB
          Michael Cahill

            Assignee:
            keith.bostic@mongodb.com Keith Bostic (Inactive)
            Reporter:
            keith.bostic@mongodb.com Keith Bostic (Inactive)
            Votes:
            1 Vote for this issue
            Watchers:
            7 Start watching this issue

              Created:
              Updated:
              Resolved: