infinite loop when copying to ext2fs
Kris Kennaway
kris at FreeBSD.org
Sat Mar 1 21:22:38 UTC 2008
Jakub Siroky wrote:
> I've just confirmed the same situation on 6.2-RELEASE amd64/GENERIC. I
> did not noticed it before because I started using ext2fs extensively
> some months ago.
>
> Regards,
> Jakub
>
> On Sat, 19 Jan 2008 16:44:34 +0100
> Kris Kennaway <kris at FreeBSD.org> wrote:
>
>> Kris Kennaway wrote:
>>> Jakub Siroky wrote:
>>>> I have two large ext2fs partitions (368 and 313GB) to hold data
>>>> shared between several OSes. While there were no problems on
>>>> 6-STABLE branch I was quite disappointed after upgrade to
>>>> 7-STABLE. Whenever I copy/write to ext2fs partition the system
>>>> freezes totally without crashdump. So I set debugging settings to
>>>> kernel config (DEBUG,WITNESS,..) and in console I reproduced error
>>>> situation ending with full screen of unstoppable running text with
>>>> lot of memory addresses and a few recognisable words: 'new block
>>>> bit set for ext already' - again with no crashdump. Then I have
>>>> formatted 1GB partition with ext2fs and the problem on this small
>>>> partition appears only sometimes.
>>> OK, I am able to reproduce this.
>>>
>>> Kris
>>>
>> Is anyone able to look at this? I could not spot a candidate change
>> that has not been merged to 6.x.
>>
>> Kris
>
>
Sounds like it may have been broken by the change to ext2_bitops.h by
cracauer. Can you confirm whether backing out 1.2.2.1 fixes it?
Kris
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