Re: [syzbot] [iomap?] [xfs?] WARNING in iomap_write_begin

From: Christoph Hellwig
Date: Tue Aug 27 2024 - 06:19:01 EST


On Tue, Aug 27, 2024 at 04:54:41PM +0800, Julian Sun wrote:
> On Tue, 2024-08-13 at 01:14 -0700, syzbot wrote:
> Hi,
>
> Is this still a valid problem, or is it a known issue? If it is still
> valid, I'd like to dig it into, but do you have any ideas or
> suggestions before I proceed? Thanks.

I tried to reproduce it locally but haven't hit it. Once reproduced
the next debug check would be which of the need zeroing conditions
triggers.