Re: [syzbot] [bpf?] WARNING in bpf_bprintf_prepare (3)

From: Sebastian Andrzej Siewior

Date: Tue Oct 28 2025 - 03:52:22 EST


On 2025-10-27 20:45:25 [-0700], Yonghong Song wrote:
> This should work, but local lock disable interrupts which could have
> negative side effects on the system. We don't want this.
> That is the reason we have 3 nested level for bpf_bprintf_buffers.
>
> Please try my above preempt_disalbe/enable() solution.

I meant to look into this yesterday but got distracted with other
things. I try to take a look.

Sebastian