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From: Christoph Hellwig <hch@infradead.org>
To: Aleksandr Nogikh <nogikh@google.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	syzbot <syzbot+0391d34e801643e2809b@syzkaller.appspotmail.com>,
	linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org,
	syzkaller-bugs@googlegroups.com,
	Dmitry Vyukov <dvyukov@google.com>
Subject: Re: [syzbot] [xfs?] KASAN: slab-use-after-free Read in xfs_buf_rele (4)
Date: Mon, 19 Jan 2026 01:03:20 -0800	[thread overview]
Message-ID: <aW3zWKJ4-ThpwT7Y@infradead.org> (raw)
In-Reply-To: <CANp29Y6PLo-Lr81SWp4qK9avLKpTGhXMAUDrZe3OYYgfWuaKVw@mail.gmail.com>

On Mon, Jan 19, 2026 at 09:53:18AM +0100, Aleksandr Nogikh wrote:
> On Mon, Jan 19, 2026 at 9:37 AM Christoph Hellwig <hch@infradead.org> wrote:
> >
> > So I'm not sure what this test does that it always triggers the lockdep
> > keys, but that makes it impossible to validate the original xfs report.
> >
> > Is there a way to force running syzbot reproducers without lockdep?
> 
> Not directly, but you could explicitly modify lockdep's Kconfig in
> your test patch to disable lockdep entirely.

Already, I'll give it a try.


  reply	other threads:[~2026-01-19  9:03 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <aW3g7G_dWk4cbx0_@infradead.org>
2026-01-19  8:34 ` syzbot
2026-01-19  8:37   ` Christoph Hellwig
2026-01-19  8:53     ` Aleksandr Nogikh
2026-01-19  9:03       ` Christoph Hellwig [this message]
     [not found] <aW5Do2YeRpq2IJZ_@infradead.org>
2026-01-19 15:17 ` syzbot
     [not found] <aW3zct8OHdx5QJpG@infradead.org>
2026-01-19  9:29 ` syzbot
     [not found] <aW3J5Cc3ezll_601@infradead.org>
2026-01-19  7:38 ` syzbot
     [not found] <aQMbZoAAVWxxx6wc@infradead.org>
2025-10-30  8:47 ` syzbot
     [not found] <aQMPqDAxyM3i3pQk@infradead.org>
2025-10-30  7:42 ` syzbot
2025-09-02 11:40 syzbot
2025-09-03  1:05 ` Dave Chinner
2025-09-03  6:08   ` Christoph Hellwig

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