Re: [ext4] e2ae766c1b: BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/rwsem.c

From: Ross Zwisler
Date: Mon Dec 12 2016 - 17:49:07 EST

On Mon, Dec 12, 2016 at 05:37:36PM -0500, Theodore Ts'o wrote:
> Is this problem likely to happen in other file systems? Should I take
> this path through the ext4 tree, or would it be better via some other
> git tree?
> - Ted

The problem is in the generic DAX code and affects ext4 and xfs equally (ext2
doesn't support PMDs).