X Hang when starting machine

Daniel J Walsh dwalsh at redhat.com
Tue May 8 15:36:28 UTC 2012


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On 05/08/2012 10:00 AM, Antonio Olivares wrote:
> 
> 
> --- On Tue, 5/8/12, Daniel J Walsh <dwalsh at redhat.com> wrote:
> 
>> From: Daniel J Walsh <dwalsh at redhat.com> Subject: Re: X Hang when
>> starting machine To: "Community support for Fedora users"
>> <users at lists.fedoraproject.org> Date: Tuesday, May 8, 2012, 5:15 AM 
>> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
>> 
>> On 05/07/2012 11:06 PM, Ed Greshko wrote:
>>> On 05/08/2012 08:39 AM, Antonio Olivares wrote:
>>>> Dear folks,
>>>> 
>>>> For the past week or so, I have a machine running
>> Fedora 16 and X worked
>>>> fine till a week or so ago.  I have started in
>> level 3 and relabeled
>>>> everything(in case Selinux has a problem), but
>> machine still hangs when
>>>> starting up.  I start in level 3 and type
>> startx and I get Fallback mode
>>>> (Gnome 3).  If I start in gui mode I get a
>> hang and cannot get to X.
>>>> Sometimes I am lucky to get X.  However
>> booting with enforcing=0, X comes
>>>> up with no problem.
>>>> 
>>>> I have relabeled filesystem two times already and
>> this continues to
>>>> happen.
>>>> 
>>>> Smolt Profile in case it is important
>>>> 
>>>> http://www.smolts.org/client/show/pub_6f209009-0c1d-4fe8-94e9-9dda0d19ac44
>>>
>>>>
>>>
>>>> 
Error 503 Service Unavailable
>>> 
>>>> 
>>>> I welcome ideas suggestions and comments.  I
>> am hitting this bug on a
>>>> daily basis as my students use this machine for
>> school work and it is not
>>>> working well.  My students are upset at me,
>> because I have to add the
>>>> extra enforcing=0, when things should just work.
>>>> 
>>> 
>>> You don't say what video hardware or drivers are in
>> use?
>>> 
>>> Have you tried "startkde" instead of "startx" from
>> runlevel 3?
>>> 
>>> You said you saw another thread about selinux and
>> X....but you didn't point
>>> to it. Another pair if eyes reading the same things can
>> be helpful.
>>> 
>>> 
>> Could you attach a compressed "ausearch -i -m avc"
> 
> I have updated another machine and run into the same problem :( Starting in
> enforcing=0 works :)
> 
> Here is the output of above command
> 
> [antonio at localhost ~]$ su - Password: [root at localhost ~]# ausearch -i -m
> avc ---- type=SYSCALL msg=audit(10/05/2011 10:41:15.287:109) : arch=i386
> syscall=lsetxattr success=no exit=-22(Invalid argument) a0=0xe77af68
> a1=0x66f5d2 a2=0xe779d58 a3=0x24 items=0 ppid=1940 pid=1947 auid=antonio
> uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root
> fsgid=root tty=pts1 ses=2 comm=yum exe=/usr/bin/python
> subj=unconfined_u:system_r:rpm_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/05/2011 10:41:15.287:109) : avc:  denied  { mac_admin } for
> pid=1947 comm=yum capability=mac_admin
> scontext=unconfined_u:system_r:rpm_t:s0-s0:c0.c1023
> tcontext=unconfined_u:system_r:rpm_t:s0-s0:c0.c1023 tclass=capability2 
> ---- type=SYSCALL msg=audit(10/05/2011 10:45:30.811:127) : arch=i386
> syscall=unlinkat success=yes exit=0 a0=0xd a1=0xbf8df2cb a2=0x0
> a3=0x8422dd0 items=0 ppid=1 pid=5449 auid=unset uid=root gid=root euid=root
> suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none) ses=unset
> comm=systemd-logind exe=/lib/systemd/systemd-logind
> subj=system_u:system_r:systemd_logind_t:s0 key=(null) type=AVC
> msg=audit(10/05/2011 10:45:30.811:127) : avc:  denied  { unlink } for
> pid=5449 comm=systemd-logind name=user dev=tmpfs ino=21513
> scontext=system_u:system_r:systemd_logind_t:s0
> tcontext=system_u:object_r:config_home_t:s0 tclass=file ---- type=SYSCALL
> msg=audit(10/06/2011 07:30:55.325:63) : arch=i386 syscall=mmap success=no
> exit=-13(Permission denied) a0=0xbfbb8f38 a1=0x0 a2=PROT_NONE a3=MAP_FILE
> items=0 ppid=1 pid=1865 auid=antonio uid=antonio gid=antonio euid=antonio
> suid=antonio fsuid=antonio egid=antonio sgid=antonio fsgid=antonio
> tty=(none) ses=2 comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:30:55.325:63) : avc:  denied  { mmap_zero } for
> pid=1865 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:30:56.017:64) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbfb2f918 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1 pid=1872 auid=antonio uid=antonio
> gid=antonio euid=antonio suid=antonio fsuid=antonio egid=antonio
> sgid=antonio fsgid=antonio tty=(none) ses=2 comm=wine-preloader
> exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:30:56.017:64) : avc:  denied  { mmap_zero } for
> pid=1872 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:30:56.444:65) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbf832298 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1872 pid=1873 auid=antonio
> uid=antonio gid=antonio euid=antonio suid=antonio fsuid=antonio
> egid=antonio sgid=antonio fsgid=antonio tty=(none) ses=2
> comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:30:56.444:65) : avc:  denied  { mmap_zero } for
> pid=1873 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:30:56.695:66) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbf8aeff8 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1872 pid=1876 auid=antonio
> uid=antonio gid=antonio euid=antonio suid=antonio fsuid=antonio
> egid=antonio sgid=antonio fsgid=antonio tty=(none) ses=2
> comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:30:56.695:66) : avc:  denied  { mmap_zero } for
> pid=1876 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:00.839:68) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbfac3f28 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1 pid=1880 auid=antonio uid=antonio
> gid=antonio euid=antonio suid=antonio fsuid=antonio egid=antonio
> sgid=antonio fsgid=antonio tty=(none) ses=2 comm=wine-preloader
> exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:00.839:68) : avc:  denied  { mmap_zero } for
> pid=1880 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:00.839:67) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbfed9e88 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1 pid=1879 auid=antonio uid=antonio
> gid=antonio euid=antonio suid=antonio fsuid=antonio egid=antonio
> sgid=antonio fsgid=antonio tty=(none) ses=2 comm=wine-preloader
> exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:00.839:67) : avc:  denied  { mmap_zero } for
> pid=1879 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:10.067:69) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbfe39b38 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1876 pid=1892 auid=antonio
> uid=antonio gid=antonio euid=antonio suid=antonio fsuid=antonio
> egid=antonio sgid=antonio fsgid=antonio tty=(none) ses=2
> comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:10.067:69) : avc:  denied  { mmap_zero } for
> pid=1892 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:45.589:74) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbf8ac478 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1876 pid=2027 auid=antonio
> uid=antonio gid=antonio euid=antonio suid=antonio fsuid=antonio
> egid=antonio sgid=antonio fsgid=antonio tty=(none) ses=2
> comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:45.589:74) : avc:  denied  { mmap_zero } for
> pid=2027 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:46.811:75) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbfdf4318 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1873 pid=2032 auid=antonio
> uid=antonio gid=antonio euid=antonio suid=antonio fsuid=antonio
> egid=antonio sgid=antonio fsgid=antonio tty=(none) ses=2
> comm=wine-preloader exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:46.811:75) : avc:  denied  { mmap_zero } for
> pid=2032 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(10/06/2011 07:31:47.648:76) : arch=i386
> syscall=mmap success=no exit=-13(Permission denied) a0=0xbf813938 a1=0x0
> a2=PROT_NONE a3=MAP_FILE items=0 ppid=1 pid=2040 auid=antonio uid=antonio
> gid=antonio euid=antonio suid=antonio fsuid=antonio egid=antonio
> sgid=antonio fsgid=antonio tty=(none) ses=2 comm=wine-preloader
> exe=/usr/bin/wine-preloader
> subj=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 key=(null) type=AVC
> msg=audit(10/06/2011 07:31:47.648:76) : avc:  denied  { mmap_zero } for
> pid=2040 comm=wine-preloader
> scontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023
> tcontext=unconfined_u:unconfined_r:wine_t:s0-s0:c0.c1023 tclass=memprotect
>  ---- type=SYSCALL msg=audit(11/29/2011 07:10:52.252:87) : arch=i386
> syscall=open success=no exit=-13(Permission denied) a0=0x805db18
> a1=O_WRONLY|O_CREAT|O_TRUNC a2=0x1b6 a3=0x0 items=0 ppid=1 pid=4108
> auid=unset uid=root gid=root euid=root suid=root fsuid=root egid=root
> sgid=root fsgid=root tty=(none) ses=unset comm=mcelog exe=/usr/sbin/mcelog
> subj=system_u:system_r:mcelog_t:s0 key=(null) type=AVC msg=audit(11/29/2011
> 07:10:52.252:87) : avc:  denied  { create } for  pid=4108 comm=mcelog
> name=mcelog.pid scontext=system_u:system_r:mcelog_t:s0
> tcontext=system_u:object_r:var_run_t:s0 tclass=file ---- type=SYSCALL
> msg=audit(11/29/2011 00:18:06.277:14) : arch=i386 syscall=open success=no
> exit=-13(Permission denied) a0=0x805db18 a1=O_WRONLY|O_CREAT|O_TRUNC
> a2=0x1b6 a3=0x0 items=0 ppid=1 pid=894 auid=unset uid=root gid=root
> euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none)
> ses=unset comm=mcelog exe=/usr/sbin/mcelog
> subj=system_u:system_r:mcelog_t:s0 key=(null) type=AVC msg=audit(11/29/2011
> 00:18:06.277:14) : avc:  denied  { create } for  pid=894 comm=mcelog
> name=mcelog.pid scontext=system_u:system_r:mcelog_t:s0
> tcontext=system_u:object_r:var_run_t:s0 tclass=file ---- type=SYSCALL
> msg=audit(12/06/2011 01:54:44.898:13) : arch=i386 syscall=open success=no
> exit=-13(Permission denied) a0=0x805db18 a1=O_WRONLY|O_CREAT|O_TRUNC
> a2=0x1b6 a3=0x0 items=0 ppid=1 pid=916 auid=unset uid=root gid=root
> euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none)
> ses=unset comm=mcelog exe=/usr/sbin/mcelog
> subj=system_u:system_r:mcelog_t:s0 key=(null) type=AVC msg=audit(12/06/2011
> 01:54:44.898:13) : avc:  denied  { create } for  pid=916 comm=mcelog
> name=mcelog.pid scontext=system_u:system_r:mcelog_t:s0
> tcontext=system_u:object_r:var_run_t:s0 tclass=file
> 
> I will do the same in the other machine and copy it here inline
> 
> 
> Thanks,
> 
> 
> Antonio

rpm -q selinux-policy
selinux-policy-3.10.0-88.fc16

I believe some of these are fixed in the latest policy.
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