linux-kernel - Re: [syzbot] BUG: KASAN: slab-use-after-free in mutex_optimistic_spin via adf_ctl

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Message-ID: <20260108051409.2045-1-hdanton@sina.com>
Date: Thu,  8 Jan 2026 13:14:05 +0800
From: Hillf Danton <hdanton@...a.com>
To: 王志 <wangzhi_xd@....xidian.edu.cn>
Cc: linux-crypto@...r.kernel.org,
	qat-linux@...el.com,
	syzkaller-bugs@...glegroups.com,
	linux-kernel@...r.kernel.org
Subject: Re: [syzbot] BUG: KASAN: slab-use-after-free in mutex_optimistic_spin via adf_ctl_ioctl

> Date: Thu, 8 Jan 2026 10:56:03 +0800 (GMT+08:00)
> 
> syzbot has found the following issue on:
> 
> HEAD commit:    6.18.0 (custom build)
> git tree:       linux-stable
> console output: (see below)
> kernel config:  (attached)
>
1) is the uaf in mainline?
2) stop delivering reports with [syzbot] in the subject line because it is
a used tag.
3) feel free to ignore -- more hands instead of fuzzer are needed to fix
issues reported given regular syzbot reports.