This looks like a installer issue rather than a mysql-server issue:
(from Dmesg.txt)
[ 2768.320060] frontend[8475]: segfault at 4 ip 00007fefbb591237 sp 00007fff6c2f84b0 error 4 in libperl.so.5.10.1[7fefbb4ee000+162000]
(from DpkgTerminalLog)
Setting up mysql-server-5.1 (5.1.41-3ubuntu12.9) ...
mysql start/running, process 8620
Attempt to free unreferenced scalar: SV 0x1f0d438, Perl interpreter: 0x19dd010 during global destruction.
Attempt to free unreferenced scalar: SV 0x1f0d3c0, Perl interpreter: 0x19dd010 during global destruction.
..... and lots more.....
This looks like a installer issue rather than a mysql-server issue:
(from Dmesg.txt) so.5.10. 1[7fefbb4ee000+ 162000]
[ 2768.320060] frontend[8475]: segfault at 4 ip 00007fefbb591237 sp 00007fff6c2f84b0 error 4 in libperl.
(from DpkgTerminalLog) 3ubuntu12. 9) ...
Setting up mysql-server-5.1 (5.1.41-
mysql start/running, process 8620
Attempt to free unreferenced scalar: SV 0x1f0d438, Perl interpreter: 0x19dd010 during global destruction.
Attempt to free unreferenced scalar: SV 0x1f0d3c0, Perl interpreter: 0x19dd010 during global destruction.
..... and lots more.....
frontend is part of debconf.