While throwing ‘lost connection to mysql error during query’ following are entries in mysqld.log
mysqld got signal 11;
This could be because you hit a bug. It is also possible that this binary
or one of the libraries it was linked against is corrupt, improperly built,
or misconfigured. This error can also be caused by malfunctioning hardware.
We will try our best to scrape up some info that will hopefully help diagnose
the problem, but since we have already crashed, something is definitely wrong
and this may fail.
It is possible that mysqld could use up to
key_buffer_size + (read_buffer_size + sort_buffer_size)*max_connections = 225791 K
bytes of memory
Hope that’s ok; if not, decrease some variables in the equation.
Attempting backtrace. You can use the following information to find out
where mysqld died. If you see no messages after this, something went
Cannot determine thread, fp=0xb4bc9f48, backtrace may not be correct.
Stack range sanity check OK, backtrace follows:
New value of fp=(nil) failed sanity check, terminating stack trace!
Please read http://dev.mysql.com/doc/mysql/en/Using_stack_trace.html and follow instructions on how to resolve the stack trace. Resolved
stack trace is much more helpful in diagnosing the problem, so please do
Trying to get some variables.
Some pointers may be invalid and cause the dump to abort…
thd->query at 0xa51e1b0 = SELECT
Case when ErrorLog <> ‘DL’ then a.ErrorLog
a.ImageID = b.ImageID AND
cdlabel = v_cdlabel and
b.ImageID not In(Select
‘DUAL START PAGE’ AS ErrorL
The manual page at http://www.mysql.com/doc/en/Crashing.html contains
information that should help you find out what is causing the crash.