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

Kris Moore kris at pcbsd.org
Fri Jun 8 17:36:17 PDT 2012


Soft update journaling is the default... Not sure what caused this error.

--
Kris Moore

On Jun 8, 2012, at 3:12 PM, claive alvin Acedilla <cabpacedilla at gmail.com> wrote:

> 
> Hi Warner,
> 
> Thanks for your response.
> Is soft updates journaling not enabled by default in PC-BSD?
> 
> 
> On Fri, Jun 8, 2012 at 5:17 PM, Warner Losh <imp at bsdimp.com> wrote:
> 
> On Jun 8, 2012, at 7:41 AM, claive alvin Acedilla wrote:
>> Hello, Is UFS vulnerable to hard shutdowns?
> 
> No, especially when soft updates journaling is enabled.
> 
> Warner
> 
>> 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.
>>> 
>>> 
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>>> http://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
>> 
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>> 
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