Re: [syzbot] upstream test error: BUG: sleeping function called from invalid context in stack_depot_save

From: Marco Elver
Date: Tue Oct 26 2021 - 10:28:12 EST


#syz fix: mm/page_alloc: avoid page allocator recursion with pagesets.lock held

On Tue, 26 Oct 2021 at 16:08, syzbot
<syzbot+e45919db2eab5e837646@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> This bug is marked as fixed by commit:
> 187ad460b841 ("mm/page_alloc: avoid page allocator recursion with pagesets.lock held")

Looks like Dan's "#syz fix" made syzbot think that the title is the above.

The reason that the commit title only is preferred is that commits in
trees like -mm don't have stable hashes. Maybe if the hash is known to
persist the alternative format could be useful.