[Bug 915490] [NEW] mysql server cannot start with apparmor enabled

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I cannot start my mysql server after upgrading from 10.04 LTS to 12.04
LTS alpha with apparmor started. I tried uninstalling apparmor and the
server starts ok.

Follows the error when apparmor is enabled:

[  434.191736] type=1400 audit(1326388587.607:13): apparmor="DENIED"
operation="mknod" parent=1 profile="/usr/sbin/mysqld"
name="/run/mysqld/mysqld.sock" pid=2162 comm="mysqld" requested_mask="c"
denied_mask="c" fsuid=104 ouid=104

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: apparmor-profiles (not installed)
ProcVersionSignature: Ubuntu 3.2.0-8.14-generic 3.2.0
Uname: Linux 3.2.0-8-generic x86_64
ApportVersion: 1.90-0ubuntu1
Architecture: amd64
Date: Thu Jan 12 15:17:54 2012
InstallationMedia: Ubuntu-Server 10.04.2 LTS "Lucid Lynx" - Release amd64 (20110211.1)
ProcEnviron:
 LC_CTYPE=en_US.UTF-8
 LC_COLLATE=en_US.UTF-8
 LANG=en_US.UTF-8
 LC_MESSAGES=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdline: BOOT_IMAGE=/boot/vmlinuz-3.2.0-8-generic root=UUID=7aadf1e5-c3d5-4de7-9155-22d05abf21f8 ro quiet
SourcePackage: apparmor
UpgradeStatus: Upgraded to precise on 2012-01-10 (2 days ago)

** Affects: mysql-5.1 (Ubuntu)
     Importance: Undecided
         Status: Invalid


** Tags: amd64 apport-bug precise
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mysql server cannot start with apparmor enabled
https://bugs.launchpad.net/bugs/915490
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