package mysql-server-5.6 5.6.28-0ubuntu0.15.10.1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.27-2+deb.sury.org~wily+1

O erro deu logo na inicialização do sistema.

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: mysql-server-5.6 5.6.28-0ubuntu0.15.10.1
ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6
Uname: Linux 4.2.0-25-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
Date: Fri Jan 29 22:18:45 2016
DpkgTerminalLog:
 Preparing to unpack .../mysql-server-5.6_5.6.28-0ubuntu0.15.10.1_amd64.deb ...
 Unpacking mysql-server-5.6 (5.6.28-0ubuntu0.15.10.1) over (5.6.27-2+deb.sury.org~wily+1) ...
 dpkg: error processing archive /var/cache/apt/archives/mysql-server-5.6_5.6.28-0ubuntu0.15.10.1_amd64.deb (--unpack):
  trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.27-2+deb.sury.org~wily+1
DuplicateSignature: package:mysql-server-5.6:5.6.28-0ubuntu0.15.10.1:trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.27-2+deb.sury.org~wily+1
ErrorMessage: trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.27-2+deb.sury.org~wily+1
InstallationDate: Installed on 2015-11-17 (73 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
Logs.var.log.daemon.log:

MySQLConf.etc.mysql.conf.d.mysql.cnf: [mysql]
MySQLConf.etc.mysql.conf.d.mysqldump.cnf:
 [mysqldump]
 quick
 quote-names
 max_allowed_packet = 16M
MySQLConf.etc.mysql.mysql.conf.d.mysqld.safe.syslog.cnf:
 [mysqld_safe]
 syslog
MySQLVarLibDirListing: ['ib_logfile1', 'mysql', 'ib_logfile0', 'ibdata1', 'listcompras', 'debian-5.6.flag', 'phpmyadmin', 'aula', 'performance_schema', 'sistalocrec', 'auto.cnf']
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-4.2.0-25-generic.efi.signed root=UUID=a622883d-c318-499b-8d4f-3c19ad24b325 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5.1
 apt 1.0.10.2ubuntu1
SourcePackage: mysql-5.6
Title: package mysql-server-5.6 5.6.28-0ubuntu0.15.10.1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.27-2+deb.sury.org~wily+1
UpgradeStatus: No upgrade log present (probably fresh install)