On Wed, Jun 01, 2011 at 09:27:44AM -0400, Daniel J Walsh wrote:
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> On 05/31/2011 05:17 PM, Dave Mitchell wrote:
> > I just tried to upgrade a F13 system to F14 using preupgrade.
> > It seemed to go well, but I was getting a lot of AVC denials for NM
> > and polkitd, and NM wasn't working properly. So I tried a 'touch
> > /.autorelabel' and reboot. It seemed to work, but now I can't login. Any
> > login attempt (via gdm or F2 console) immediately logs me back out again.
> >
> > /var/log/messages shows, for a console login as root:
> >
> > SELinux is preventing /bin/login from entrypoint access on the file /bin/bash
> >
> > and for a GUI-based login:
> >
> > SELinux is preventing /usr/libexec/gdm-session-worker from entrypoint access on the file /usr/bin/gnome-keyring/daemon
> > SELinux is preventing /usr/libexec/gdm-session-worker from entrypoint access on the file /etc/X11/xinit/Xsession
> >
> > I can boot single user okay.
> >
> > I ran 'fixfiles restore' to relabel again and rebooted, and it made no
> > difference.
> >
> > By comparing with a similar but un-upgraded (ie F13) working host, I
> > found that the following are the same on both hosts:
> >
> > # ls -lZ /bin/login
> > -rwxr-xr-x. root root system_u
bject_r:login_exec_t:s0 /bin/login
> >
> > # ls -lZ /bin/bash
> > -rwxr-xr-x. root root system_u
bject_r:shell_exec_t:s0 /bin/bash
> >
> > Policy is the same apart from changes in ethereal and spamd:
> >
> > # sesearch --allow --neverallow --auditallow --dontaudit --type
> > --role_allow --role_trans --range_trans
> > | sort | egrep -v'ethereal|spam[cd]'
> >
> > # sestatus
> > SELinux status: enabled
> > SELinuxfs mount: /selinux
> > Current mode: enforcing
> > Mode from config file: enforcing
> > Policy version: 24
> > Policy from config file: targeted
> >
> > While the two systems give the following:
> >
> > # rpm -q selinux-policy
> > selinux-policy-3.7.19-101.fc13.noarch # F13 host
> > selinux-policy-3.9.7-40.fc14.noarch # F14 borked host
> >
> > At this point I've exhausted my meager understanding of selinux.
> >
> > Any suggestions?
> > Thanks.
> >
> It is an upgrade bug.
>
> https://bugzilla.redhat.com/show_bug.cgi?id=702865#c13
>
> explains how to fix it.
That fixed it, thanks.
--
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concerning the amount of practice performed since the last lesson are
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F13->F14 upgrade + relabel = logins hosed: entrypoint access denied
