Valgrind: Conditional jump or move depends on uninitialised value(s) in ibuf_delete_rec

[Roel Van de Paar]

==20130== Thread 6:
==20130== Conditional jump or move depends on uninitialised value(s)
==20130== at 0xBE9EDB: ibuf_delete_rec(unsigned long, unsigned long, btr_pcur_t*, dtuple_t const*, mtr_t*) (ibuf0ibuf.cc:4502)
==20130== by 0xBEAD79: ibuf_merge_or_delete_for_page(buf_block_t*, unsigned long, unsigned long, unsigned long, unsigned long) (ibuf0ibuf.cc:4853)
==20130== by 0xD83B5A: buf_page_io_complete(buf_page_t*) (buf0buf.cc:4086)
==20130== by 0xDF0E2A: fil_aio_wait(unsigned long) (fil0fil.cc:5556)
==20130== by 0xCF73D9: io_handler_thread (srv0start.cc:477)
==20130== by 0x4E36850: start_thread (in /lib64/libpthread-2.12.so)
==20130== by 0x611890C: clone (in /lib64/libc-2.12.so)
==20130==

Looks like it may have been on this query;
2013-08-05T15:48:20 [20169] Query: DELETE FROM `table1000_key_pk_parts_2_varchar_378_not_null`

[Laurynas Biveinis (laurynas-biveinis)]

It is probably upstream, but way too little information too analyze. A setup where MySQL is crashed on the 1st Valgrind error probably would help.

Roel, please consider adding --track-origins=yes to Valgrind options too.

[Roel Van de Paar (roel11)]

Not seen in last Valgrind run anymore

[Launchpad Janitor (janitor)]

[Expired for Percona Server because there has been no activity for 60 days.]

[Launchpad Janitor (janitor)]

[Expired for Percona Server 5.6 because there has been no activity for 60 days.]

[Launchpad Janitor (janitor)]

[Expired for Percona Server 5.5 because there has been no activity for 60 days.]

[Shahriyar Rzayev (rzayev-sehriyar)]

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-716