Details
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Technical task
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Status: Closed (View Workflow)
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Major
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Resolution: Won't Fix
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None
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None
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None
Description
==7397== Invalid read of size 1
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==7397== at 0x4C2DCAB: bcmp (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
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==7397== by 0xD4E512: Primary_key_comparator::Compare(leveldb::Slice const&, leveldb::Slice const&) const (ha_leveldb.cc:164)
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==7397== by 0xD480D4: compare_mem_comparable_keys(unsigned char const*, unsigned long, unsigned char const*, unsigned long) (ha_leveldb.cc:193)
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==7397== by 0xDB565D: lfind (lf_hash.c:116)
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==7397== by 0xDB5A51: lsearch (lf_hash.c:274)
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==7397== by 0xDB61A7: lf_hash_search (lf_hash.c:479)
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==7397== by 0xD51603: LockTable::get_lock(LF_PINS*, unsigned char const*, unsigned long, int) (ldb_locks.cc:132)
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==7397== by 0xD4C3C5: ha_leveldb::rnd_next_with_direction(unsigned char*, bool) (ha_leveldb.cc:1869)
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==7397== by 0xD4C1B5: ha_leveldb::rnd_next(unsigned char*) (ha_leveldb.cc:1810)
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==7397== by 0x61B141: handler::ha_rnd_next(unsigned char*) (handler.cc:2603)
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==7397== by 0x93D746: rr_sequential(READ_RECORD*) (records.cc:478)
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==7397== by 0x9518CE: mysql_delete(THD*, TABLE_LIST*, Item*, SQL_I_List<st_order>*, unsigned long long, unsigned long long) (sql_delete.cc:353)
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==7397== by 0x7A3A2E: mysql_execute_command(THD*) (sql_parse.cc:3506)
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==7397== by 0x7AAAFA: mysql_parse(THD*, char*, unsigned int, Parser_state*) (sql_parse.cc:6149)
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==7397== by 0x79E821: dispatch_command(enum_server_command, THD*, char*, unsigned int) (sql_parse.cc:1334)
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==7397== by 0x79D971: do_command(THD*) (sql_parse.cc:1036)
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==7397== Address 0x1e11f590 is 0 bytes inside a block of size 8 free'd
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==7397== at 0x4C2A82E: free (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
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==7397== by 0xA46A2E: my_free (my_malloc.c:130)
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==7397== by 0xD51BA2: LockTable::release_lock(LF_PINS*, Row_lock*) (ldb_locks.cc:308)
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==7397== by 0xD4E63B: Ldb_transaction::release_last_lock() (ha_leveldb.cc:235)
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==7397== by 0xD4BA46: ha_leveldb::unlock_row() (ha_leveldb.cc:1640)
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==7397== by 0x9518B8: mysql_delete(THD*, TABLE_LIST*, Item*, SQL_I_List<st_order>*, unsigned long long, unsigned long long) (sql_delete.cc:405)
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==7397== by 0x7A3A2E: mysql_execute_command(THD*) (sql_parse.cc:3506)
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==7397== by 0x7AAAFA: mysql_parse(THD*, char*, unsigned int, Parser_state*) (sql_parse.cc:6149)
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==7397== by 0x79E821: dispatch_command(enum_server_command, THD*, char*, unsigned int) (sql_parse.cc:1334)
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==7397== by 0x79D971: do_command(THD*) (sql_parse.cc:1036)
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==7397== by 0x768AF4: do_handle_one_connection(THD*) (sql_connect.cc:969)
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==7397== by 0x768519: handle_one_connection (sql_connect.cc:885)
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==7397== by 0xD8A167: pfs_spawn_thread (pfs.cc:1853)
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==7397== by 0x58D0E99: start_thread (pthread_create.c:308)
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==7397== by 0x63EBCBC: clone (clone.S:112)
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revision-id: psergey@askmonty.org-20130406172740-fid7u9tkz5ahlc4c
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revno: 4823
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branch-nick: mysql-5.6-leveldb
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RQG grammar (test.yy):
query_init:
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SET GLOBAL TRANSACTION ISOLATION LEVEL REPEATABLE READ ; SET AUTOCOMMIT=OFF ;
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query:
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transaction | delete | insert ;
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transaction:
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START TRANSACTION | COMMIT | ROLLBACK ;
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delete:
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DELETE FROM _table WHERE _field = _digit LIMIT _digit ;
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insert:
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INSERT INTO _table ( `pk`, `col_int` ) VALUES ( NULL, _digit );
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RQG data template (test.zz):
$tables = {
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names => [ 't1' ],
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rows => [ '1000' ],
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engines => [ 'LevelDB' ],
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pk => [ 'int auto_increment' ]
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};
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RQG command line:
perl ./runall.pl --threads=4 --duration=300 --queries=100M --valgrind --reporters=ValgrindErrors --grammar=test.yy --basedir=/data/bzr/mysql-5.6-leveldb --gendata=test.zz
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