Hello,

The log files are empty in /var/log/sssd, and the filesystems checked clean 
after the hard boot.

Thanks,
Mike

On 2013-07-03, at 10:38 AM, Sumit Bose wrote:

> On Wed, Jul 03, 2013 at 10:17:19AM -0400, Michael Mercier wrote:
>> Hello,
>> 
>> I tried to login (ssh) to one (of three) freeipa systems running on CentOS 
>> yesterday without success.
>> 
>> Running 'ssh root@service-2', the server would reply with a password prompt 
>> and then hang.  I went to the system console to discover many of the 
>> following messages on screen:
>> 
>> Jun 30 <time> service-2 kernel: INFO: task sssd_be:22447 blocked for more 
>> than 120 seconds.
>> Jun 30 <time> service-2 kernel: "echo 0 > 
>> /proc/sys/kernel/hung_task_timeout_secs" disables this message. 
>> 
>> Trying to login on the console, I was able to enter and username, but the 
>> login process would hang after entering the password.  After rebooting the 
>> system, I see the following in /var/log/messages
>> 
>> Jun 30 00:29:29 service-2 kernel: INFO: task sssd_be:22447 blocked for more 
>> than 120 seconds.
>> Jun 30 00:29:29 service-2 kernel: "echo 0 > 
>> /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>> Jun 30 00:29:29 service-2 kernel: sssd_be       D 000000000000000e     0 
>> 22447   3673 0x00000084
>> Jun 30 00:29:29 service-2 kernel: ffff880827dffce8 0000000000000086 
>> 0000000000000000 0000000000000000
>> Jun 30 00:29:29 service-2 kernel: 0000000000000000 0000000000000000 
>> 0000000000000000 0000000000000000
>> Jun 30 00:29:29 service-2 kernel: ffff880827255058 ffff880827dfffd8 
>> 000000000000fb88 ffff880827255058
>> Jun 30 00:29:29 service-2 kernel: Call Trace:
>> Jun 30 00:29:29 service-2 kernel: [<ffffffffa00aabf0>] ? 
>> ext4_file_open+0x0/0x130 [ext4]
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8150ea85>] 
>> schedule_timeout+0x215/0x2e0
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8117e574>] ? 
>> nameidata_to_filp+0x54/0x70
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff812773c9>] ? 
>> cpumask_next_and+0x29/0x50
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8150e703>] 
>> wait_for_common+0x123/0x180
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff81063310>] ? 
>> default_wake_function+0x0/0x20
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8150e81d>] 
>> wait_for_completion+0x1d/0x20
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8106513c>] sched_exec+0xdc/0xe0
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8118a100>] do_execve+0xe0/0x2c0
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff810095ea>] sys_execve+0x4a/0x80
>> Jun 30 00:29:29 service-2 kernel: [<ffffffff8100b4ca>] stub_execve+0x6a/0xc0
>> 
>> This sequence of messages is repeated many times.
>> 
>> I did not have any problems logging into the other two freeipa systems on 
>> the network.  The servers are currently used exclusively for freeipa.
>> 
>> Any ideas what may have happened?
> 
> do you see anything in the sssd logs in /var/log/sssd ? ext4_file_open
> might indicate that sssd is stuck while trying to open a file. Have you
> tried to run a filesystem check?
> 
> bye,
> Sumit
> 
>> 
>> 
>> rpm -qa | grep ipa
>> libipa_hbac-1.9.2-82.7.el6_4.x86_64
>> ipa-admintools-3.0.0-26.el6_4.4.x86_64
>> python-iniparse-0.3.1-2.1.el6.noarch
>> ipa-client-3.0.0-26.el6_4.4.x86_64
>> ipa-server-selinux-3.0.0-26.el6_4.4.x86_64
>> ipa-server-3.0.0-26.el6_4.4.x86_64
>> ipa-pki-common-theme-9.0.3-7.el6.noarch
>> libipa_hbac-python-1.9.2-82.7.el6_4.x86_64
>> ipa-python-3.0.0-26.el6_4.4.x86_64
>> ipa-pki-ca-theme-9.0.3-7.el6.noarch
>> 
>> 
>> Thanks,
>> Mike
>> 
>> _______________________________________________
>> Freeipa-users mailing list
>> Freeipa-users@redhat.com
>> https://www.redhat.com/mailman/listinfo/freeipa-users
> 
> _______________________________________________
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> https://www.redhat.com/mailman/listinfo/freeipa-users


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