Re: btrfs_destroy_inode WARN_ON.

From: Markus Trippelsdorf
Date: Mon Mar 28 2016 - 10:14:59 EST

On 2016.03.28 at 10:05 -0400, Josef Bacik wrote:
> >Mar 24 10:37:27 x4 kernel: WARNING: CPU: 3 PID: 11838 at fs/btrfs/inode.c:9261 btrfs_destroy_inode+0x22b/0x2a0
> I saw this running some xfstests on our internal kernels but haven't been
> able to reproduce it on my latest enospc work (which is obviously perfect).
> What were you doing when you tripped this? I'd like to see if I actually
> did fix it or if I still need to run it down. Thanks,

I cannot really tell. Looking at the backtrace, both Dave and I were
running rm.
This warning happened just once on my machine, so the issue is obviously
very hard to trigger.