Re: btrfsck: extent-tree.c:2549: btrfs_reserve_extent: Assertion `!(ret)' failed.

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On 3 Jan 2013, at 16:43, Richard Cooper wrote:

> On 3 Jan 2013, at 15:06, Josef Bacik wrote:
> 
>> On Thu, Jan 03, 2013 at 05:26:38AM -0700, Richard Cooper wrote:
>>> Hi All,
>>> 
>>> I'm trying to repair a broken fs using btrfsck and am hitting a failed assertion. I'd appreciate any suggestions for what to do next. Is there anything I can do to help fix this bug? Any other information from my FS which would help? If the FS could be salvaged that would be a bonus, but I'm more interested in providing a useful bug report before wiping the disk.
>>> 
>> 
>> Well good news is that its the allocator failing to find space for a new block,
>> and the allocator in btrfs-progs is under-tested, so it's likely just an
>> internal bug and something we can fix.  Can you do btrfs fi show /dev/md4 (not
>> mounted) and post that so we can be sure there's actually enough space. 
> 
> # ./btrfs fi show /dev/md4 
> Label: none  uuid: 5be10dea-64c1-474e-b640-987b25af3c27
> 	Total devices 1 FS bytes used 606.79GB
> 	devid    1 size 16.36TB used 627.04GB path /dev/md4

Is this all the information you need? Is there a bug tracker I should report this to, to stop it getting lost in the mailing list archives?

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