Re: [PATCH] delayacct: Fix crash in delayacct_blkio_end() after delayacct init failure

From: Tejun Heo
Date: Tue Jul 24 2018 - 15:30:49 EST


Hello, Andrew.

On Tue, Jul 24, 2018 at 12:29:13PM -0700, Andrew Morton wrote:
> How did you make this happen, btw? Fault injection, or did a small
> GFP_KERNEL allocation fail?

We have a group of machines which are pushing memory really hard and
this actually triggered in prod on several of them.

Thanks.

--
tejun