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  1. WiredTiger
  2. WT-3490

WT_CURSOR.modify unaligned size_t access.

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Details

    • Bug
    • Status: Closed
    • Minor - P4
    • Resolution: Fixed
    • None
    • 3.5.12, WT3.0.0
    • None
    • Storage 2017-08-21

    Description

      WT_CURSOR.modify unaligned size_t access.

      [db_test:repl] 2017-08-04T13:50:54.576+0000 src/third_party/wiredtiger/src/support/modify.c:190:18: runtime error: load of misaligned address 0x60700004d6cd for type 'const size_t' (aka 'const unsigned long'), which requires 8 byte alignment
      [db_test:repl] 2017-08-04T13:50:54.577+0000 0x60700004d6cd: note: pointer points here
      [db_test:repl] 2017-08-04T13:50:54.577+0000  00 00 00 01 01 00 00  00 00 00 00 00 04 00 00  00 00 00 00 00 10 00 00  00 00 00 00 00 04 00 00  00
      [db_test:repl] 2017-08-04T13:50:54.577+0000              ^
      [db_test:repl] 2017-08-04T13:50:54.777+0000     #0 0x561255375b6e in __wt_modify_apply (/data/mci/aa74f716df3f11de6ab84423525e3068/src/dbtest+0x4390b6e)
      [db_test:repl] 2017-08-04T13:50:54.777+0000     #1 0x56125544191e in __wt_value_return (/data/mci/aa74f716df3f11de6ab84423525e3068/src/dbtest+0x445c91e)
      [db_test:repl] 2017-08-04T13:50:54.777+0000     #2 0x5612555a15ad in __wt_btcur_search_near (/data/mci/aa74f716df3f11de6ab84423525e3068/src/dbtest+0x45bc5ad)
      

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              keith.bostic@mongodb.com Keith Bostic
              keith.bostic@mongodb.com Keith Bostic
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                Updated:
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