Bug 801299 - AVC when first starting mysqld
AVC when first starting mysqld
Product: Fedora
Classification: Fedora
Component: selinux-policy-targeted (Show other bugs)
Unspecified Unspecified
unspecified Severity unspecified
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Assigned To: Miroslav Grepl
Ben Levenson
Depends On:
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Reported: 2012-03-08 03:38 EST by Mark McLoughlin
Modified: 2012-03-21 14:53 EDT (History)
3 users (show)

See Also:
Fixed In Version: selinux-policy-3.10.0-104.fc17
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2012-03-21 14:53:18 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Mark McLoughlin 2012-03-08 03:38:48 EST
On latest Fedora 17

  $> rpm -q mysql-server selinux-policy-targeted

  $> yum erase mysql-server
  $> rm -rf /var/lib/mysql
  $> yum install mysql-server
  $> systemctl start mysqld.service

and in /var/log/messages:

Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: cd /usr/mysql-test ; perl mysql-test-run.pl
Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: Please report any problems with the /usr/bin/mysqlbug script!
Mar  8 08:35:53 zig kernel: [ 2259.997138] type=1400 audit(1331195753.872:6): avc:  denied  { read } for  pid=6628 comm="mysqld_safe" name="passwd" dev="dm-1" ino=1181848 scontext=system_u:system_r:mysqld_safe_t:s0 tcontext=system_u:object_r:passwd_file_t:s0 tclass=file
Mar  8 08:35:53 zig mysqld_safe[6628]: 120308 08:35:53 mysqld_safe Logging to '/var/log/mysqld.log'.
Mar  8 08:35:53 zig mysqld_safe[6628]: 120308 08:35:53 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
Comment 1 Miroslav Grepl 2012-03-08 04:59:03 EST
$  sesearch -A -s mysqld_safe_t -t passwd_file_t.
Found 1 semantic av rules:
   allow mysqld_safe_t passwd_file_t : file { ioctl read getattr lock open } ;

$ rpm -q selinux-policy
Comment 2 Tom Lane 2012-03-08 09:18:28 EST
(In reply to comment #0)

Possibly unrelated, but --- I don't understand this:

> Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: cd /usr/mysql-test ; perl mysql-test-run.pl

mysqld-prepare-db-dir should not be invoking any such thing.
Comment 3 Fedora Update System 2012-03-19 13:54:27 EDT
selinux-policy-3.10.0-103.fc17 has been submitted as an update for Fedora 17.
Comment 4 Fedora Update System 2012-03-20 02:07:32 EDT
Package selinux-policy-3.10.0-104.fc17:
* should fix your issue,
* was pushed to the Fedora 17 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing selinux-policy-3.10.0-104.fc17'
as soon as you are able to.
Please go to the following url:
then log in and leave karma (feedback).
Comment 5 Fedora Update System 2012-03-21 14:53:18 EDT
selinux-policy-3.10.0-104.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.

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