Re: btrfs unmountable after failed suspend

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On Tue, Feb 07, 2012 at 06:10:15PM -0600, Chester wrote:
> This is dmesg mounted with -o ro,recovery
> [   20.957392] exe used greatest stack depth: 4920 bytes left
> [  145.340317] device label BtrfsLinux devid 1 transid 332442 /dev/sda6
> [  145.341702] btrfs: enabling auto recovery
> [  145.341803] btrfs: disk space caching is enabled
> [  152.457967] btrfs: corrupt leaf, bad key order:
> block=653297209344,root=1, slot=7
> [  152.487933] btrfs: corrupt leaf, bad key order:
> block=653297209344,root=1, slot=7
> [  152.488326] ------------[ cut here ]------------
> [  152.488549] kernel BUG at fs/btrfs/extent-tree.c:5797!

Well, this isn't good.  If you can run btrfs-zero-log it'll get past
this part, but I'd suggest a fsck run to see if there are other
corrupted blocks.

Bad key ordering is usually from memory corruption, so this block
probably isn't alone.

-chris
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