[PC-BSD Testing] Mangled entry error after force shutdown from desktop hang

claive alvin Acedilla cabpacedilla at gmail.com
Fri Jun 8 06:41:51 PDT 2012


Hello, Is UFS vulnerable to hard shutdowns?

On Wed, May 2, 2012 at 6:39 AM, claive alvin Acedilla <
cabpacedilla at gmail.com> wrote:

> My hardware is fine because I was doing power button force shutdowns
> before in ubuntu. Ubuntu was installed on the other partition of same hard
> disk where i installed PCBSD. I did power buttin shut downs many times in
> ubuntu during ubuntu lockups but it did not mangled the linux filesystem
>
>
> On Tue, May 1, 2012 at 4:24 PM, Kris Moore <kris at pcbsd.org> wrote:
>
>>  On 04/30/2012 15:45, claive alvin Acedilla wrote:
>>
>> I think I have already reproduced this three times but I do not know if
>> my steps are reproducible.
>> I reproduce this when I installed and uninstalled XFCE from system
>> packages, log out, then login to LXDE.  Then logout LXDE, I noticed that I
>> cannot logout to gdm because there is bug that you cannot logout to gdm
>> when you removed XFCE from system packages. So what I did was force
>> shutdown.
>>
>> Then after booted again I got like this error: "panic: ufs_dirbad:
>> /backuphd: bad dir ino 22259126 at offset 0: mangled entry"
>> PCBSD will not boot even it restarted by itself.
>>
>> I also reproduced this when PCBSD desktop was hanging for I dont know the
>> reason and anything is not responding, so what I did was force shutdown the
>> power button and I get again the mangled entry error on the next boot.
>>
>> It seems that when the whole PCBSD desktop is hanging or "locked state"
>> and do a force shutdown will mangle the filesystem.
>>
>>
>> _______________________________________________
>> Testing mailing listTesting at lists.pcbsd.orghttp://lists.pcbsd.org/mailman/listinfo/testing
>>
>>
>> This looks more serious than some files being left over from uninstalling
>> packages. A ufs_dirbad error like that can be a hardware or UFS filesystem
>> bug. Take a look here:
>>
>>
>> http://phaq.phunsites.net/2007/07/01/ufs_dirbad-panic-with-mangled-entries-in-ufs/
>>
>> --
>> Kris Moore
>> PC-BSD Software
>> iXsystems
>>
>>
>> _______________________________________________
>> Testing mailing list
>> Testing at lists.pcbsd.org
>> http://lists.pcbsd.org/mailman/listinfo/testing
>>
>>
>
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