Re: [syzbot] [perf?] WARNING: suspicious RCU usage in get_callchain_entry

From: Qing Wang

Date: Wed Jan 28 2026 - 05:48:25 EST


On Wed, 28 Jan 2026 at 16:52, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> This is just papering over more bugs. There was a series out there
> somewhere trying to fix up this code, let me see if I can find it in
> this shitshow called an inbox :/

Thank you for reminding me. I found that fix you said.

https://lore.kernel.org/bpf/fb745675-e25c-4dcc-be4b-4a4411056755@xxxxxxxxx/T/#mf901967ebe77506f1bd6e3d876c2a85824d9519d

Let's ignore this patch :)

--
Best regards,
Qing