Bug #72870 Backport bug#18008907 to 5.5+ versions.
Submitted: 4 Jun 2014 12:01 Modified: 30 Jun 2014 13:44
Reporter: Praveenkumar Hulakund Email Updates:
Status: Closed Impact on me:
Category:MySQL Server: Locking Severity:S2 (Serious)
Version:5.5 OS:Any
Assigned to: CPU Architecture:Any

[4 Jun 2014 12:01] Praveenkumar Hulakund
Since it is a deadlock issue and it exists in 5.5+ versions, backport it to 5.5+.

How to repeat:
Please see bug#18008907 description.
[30 Jun 2014 13:44] Paul Dubois
Noted in 5.5.39, 5.6.20 changelogs.

Deadlock could occur if three threads simultaneously performed
INSTALL PLUGIN, SHOW VARIABLES, and mysql_change_user().