Re: btrfs mount segfaults or crashes after powerloss

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Excerpts from Leon MeÃner's message of 2011-03-14 20:28:56 -0400:
> Hi,
> 
> i'm having a problem with a damaged btrfs after power loss. When i try
> to mount the fs mount either segfaults (trace at bottom) or hangs in 
> "D" state together with [btrfs-transacti]. I tried to btrfsck the 
> filesystem multiple times. It didn't help. Btrfs tools are from todays 
> git. The fs got created about half a year ago.
> 
> Please CC me as i'm not an the list.
> 
> Thanks,
> Leon
> 
> # btrfsck -s 1 /dev/sdb2

Does btrfsck /dev/sdb2 work?  -s 1 selects a different super, hopefully
all the supers are the same.  If plain btrfsck runs without failing we
can easily work around the log tree crash.

-chris
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