linux-kernel - Re: Kernel Bug: "KASAN: slab-out-of-bounds Read in jfs

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Message-ID: <CAG_fn=ULq8ZY_PtZO96ADVHTAVEr1LyTp+XHYOtiBFmn6EewbA@mail.gmail.com>
Date: Fri, 20 Dec 2024 10:14:41 +0100
From: Alexander Potapenko <glider@...gle.com>
To: Haichi Wang <wanghaichi@....edu.cn>
Cc: paulmck@...nel.org, rientjes@...gle.com, josh@...htriplett.org, 
	dvyukov@...gle.com, akpm@...ux-foundation.org, linux-fsdevel@...r.kernel.org, 
	mathieu.desnoyers@...icios.com, andreyknvl@...il.com, peterz@...radead.org, 
	jfs-discussion@...ts.sourceforge.net, bp@...en8.de, linux-mm@...ck.org, 
	cl@...ux.com, joel@...lfernandes.org, iamjoonsoo.kim@....com, 
	jiangshanlai@...il.com, viro@...iv.linux.org.uk, kasan-dev@...glegroups.com, 
	mingo@...hat.com, tglx@...utronix.de, luto@...nel.org, 
	neeraj.upadhyay@...nel.org, urezki@...il.com, roman.gushchin@...ux.dev, 
	vbabka@...e.cz, linux-kernel@...r.kernel.org, jack@...e.cz, 
	rcu@...r.kernel.org, boqun.feng@...il.com, x86@...nel.org, 
	frederic@...nel.org, vincenzo.frascino@....com, rostedt@...dmis.org, 
	42.hyeyoo@...il.com, shaggy@...nel.org, penberg@...nel.org, 
	dave.hansen@...ux.intel.com, hpa@...or.com, brauner@...nel.org, 
	qiang.zhang1211@...il.com, ryabinin.a.a@...il.com, 
	syzkaller <syzkaller@...glegroups.com>
Subject: Re: Kernel Bug: "KASAN: slab-out-of-bounds Read in jfs_readdir"

On Fri, Dec 20, 2024 at 9:07 AM Haichi Wang <wanghaichi@....edu.cn> wrote:
>
> Dear Linux maintainers and reviewers:
>
> We are reporting a Linux kernel bug titled **KASAN: slab-out-of-bounds Read in jfs_readdir**, discovered using a modified version of Syzkaller.
>

Hello Haichi,

Unfortunately right now the bug is not actionable, because one needs
to download 180Mb of archives just to look at it and decide whether
they know anything about it or not.
Could you at least post the symbolized KASAN report?