linux-kernel - Re: BUG: KASAN: slab-use-after-free in drm_connector

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Message-ID: <p5lvorprghpplw2gxxiajfea6xcjecevjkku7xg6phdg2l7jez@3cexjfyqqpg6>
Date:   Thu, 19 Oct 2023 10:11:24 +0200
From:   Maxime Ripard <mripard@...nel.org>
To:     Dan Carpenter <dan.carpenter@...aro.org>
Cc:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        dri-devel@...ts.freedesktop.org,
        open list <linux-kernel@...r.kernel.org>,
        lkft-triage@...ts.linaro.org,
        kasan-dev <kasan-dev@...glegroups.com>,
        maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, Arnd Bergmann <arnd@...db.de>
Subject: Re: BUG: KASAN: slab-use-after-free in drm_connector_cleanup

On Mon, Oct 16, 2023 at 04:13:53PM +0300, Dan Carpenter wrote:
> If I had to guess, I'd say it's an issue in the vc4_mock driver.  It's
> crashing somewhere in Subtest: drm_vc4_test_pv_muxing.

Thanks for the report. I'm currently at XDC but I'll have a look as soon as I get back.

Maxime