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Subject: Re: kernel BUG at fs/btrfs/extent_io.c:1989
To: bo.li.liu@oracle.com, Paul Jones <paul@pauljones.id.au>
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 <20170918170930.GC6357@dhcp-10-211-47-181.usdhcp.oraclecorp.com>
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Date: Mon, 18 Sep 2017 20:30:41 +0200
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On 09/18/17 19:09, Liu Bo wrote:
> This 'mirror 0' looks fishy, (as mirror comes from
> btrfs_io_bio->mirror_num, which should be at least 1 if raid1 setup is
> in use.)
> 
> Not sure if 4.13.2-gentoo made any changes on btrfs, but can you

No, it did not; Gentoo always strives to be as close to mainline as
possible except for urgent security & low-risk convenience fixes.

-h