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  1. WiredTiger
  2. WT-4707

Failure in verifying cells with copied values.

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Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • None
    • WT3.2.0, 4.1.11
    • None
    • None
    • 5
    • Storage Engines 2019-04-22

    Description

      Verifying a variable-length column store resulted in a segfault.

      http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-ppc/20862/console

      The failure and stack:

      *** Segmentation fault
      Register dump:
      sr0=0000000010164f68 sr1=800000010280f033 dar=000001000212605c dsi=40000000
      lr=00000000101650ac  ctr=0000000000000000 gr3*=00000000101657fc trap=00000300
      ccr=42000482  xer=20000000
      ...
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/include/cell.i:852 (discriminator 3)(__wt_cell_unpack_safe)[0x10165734]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/btree/bt_vrfy_dsk.c:760(__verify_dsk_col_var)[0x10168318]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/btree/bt_vrfy_dsk.c:191(__wt_verify_dsk_image)[0x101666d8]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/btree/bt_vrfy_dsk.c:210(__wt_verify_dsk)[0x101667c8]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/btree/bt_slvg.c:444(__slvg_read)[0x10147bd4]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/btree/bt_slvg.c:205(__wt_bt_salvage)[0x101472f0]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/session/session_salvage.c:43(__wt_salvage)[0x100cbc3c]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/schema/schema_worker.c:35(__wt_exclusive_handle_operation)[0x100aecd0]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/schema/schema_worker.c:75(__wt_schema_worker)[0x100aeea4]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/../src/session/session_api.c:1272 (discriminator 2)(__session_salvage)[0x100bda4c]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/test/format/../../../test/format/salvage.c:45(salvage)[0x10012ccc]
      /home/jenkins/jenkins/workspace/wiredtiger-test-format-stress-ppc/build_posix/test/format/../../../test/format/salvage.c:180(wts_salvage)[0x10013520]
      

      keith.bostic I have assigned this to you initially because it seems likely related to the merge of WT-4644. Feel free to put on the backlog if that is not the case.

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              sulabh.mahajan@mongodb.com Sulabh Mahajan
              sue.loverso@mongodb.com Susan LoVerso
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                Created:
                Updated:
                Resolved: