linux-kernel - "KASAN: slab-use-after-free Write in detach

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Message-ID: <CAKHoSAvP3iQW+GwmKzWjEAOoPvzeWeoMO0Gz7Pp3_4kxt-RMoA@mail.gmail.com>
Date: Wed, 15 Jan 2025 10:10:26 +0800
From: cheung wall <zzqq0103.hey@...il.com>
To: Tejun Heo <tj@...nel.org>
Cc: Lai Jiangshan <jiangshanlai@...il.com>, linux-kernel@...r.kernel.org
Subject: "KASAN: slab-use-after-free Write in detach_worker" in Linux Kernel v6.12-rc4

Hello,

I am writing to report a potential vulnerability identified in the
Linux Kernel version v6.12-rc4. This vulnerability was discovered
while I was testing the kernel.

Linux Kernel Repository Git Commit:
42f7652d3eb527d03665b09edac47f85fb600924 (tag: v6.12-rc4)

Bug Location: detach_worker+0x164/0x180 kernel/workqueue.c:2709

Attached is the bug log file and report file.

Thank you for your time and attention.

Best regards

Wall

Download attachment "log" of type "application/octet-stream" (1064588 bytes)

Download attachment "report" of type "application/octet-stream" (5373 bytes)