package mysql-server-5.7 5.7.20-0ubuntu0.17.04.1 failed to install/upgrade: 子进程 已安装 post-installation 脚本 返回错误状态 1

[saga chen]

error on apt-get update command.

ProblemType: Package
DistroRelease: Ubuntu 17.04
Package: mysql-server-5.7 5.7.20-0ubuntu0.17.04.1
ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8
Uname: Linux 4.10.0-19-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.4-0ubuntu4.8
Architecture: amd64
Date: Sun Dec 3 09:48:17 2017
ErrorMessage: 子进程 已安装 post-installation 脚本 返回错误状态 1
InstallationDate: Installed on 2017-11-30 (2 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
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', 'auto.cnf', 'sys', 'debian-5.7.flag', 'performance_schema', 'ib_logfile0', 'mysql', 'ib_buffer_pool', 'ibdata1']
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-4.10.0-19-generic root=UUID=e20da560-00da-46e4-a448-09a33274cdc0 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.10ubuntu2
 apt 1.4.6~17.04.1
SourcePackage: mysql-5.7
Title: package mysql-server-5.7 5.7.20-0ubuntu0.17.04.1 failed to install/upgrade: 子进程 已安装 post-installation 脚本 返回错误状态 1
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.mysql.mysql.conf.d.mysqld.cnf: [modified]
mtime.conffile..etc.mysql.mysql.conf.d.mysqld.cnf: 2017-12-02T13:41:12.177060
upstart.mysql.override: manual

[Christian Ehrhardt  (paelzer)]

Hi saga,
this seems to me a dup of bug 1670629.
Does it still fail you all the time when re-trying?