linux-kernel - Re: [syzbot] [dri?] KMSAN: uninit-value in drm_mode

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Message-ID: <0000000000004209890600939346@google.com>
Date:   Sat, 15 Jul 2023 22:01:30 -0700
From:   syzbot <syzbot+4fad2e57beb6397ab2fc@...kaller.appspotmail.com>
To:     airlied@...il.com, astrajoan@...oo.com, christian.koenig@....com,
        daniel@...ll.ch, dri-devel@...ts.freedesktop.org,
        glider@...gle.com, ivan.orlov0322@...il.com,
        linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, maarten.lankhorst@...ux.intel.com,
        mripard@...nel.org, skhan@...uxfoundation.org,
        sumit.semwal@...aro.org, syzkaller-bugs@...glegroups.com,
        tzimmermann@...e.de
Subject: Re: [syzbot] [dri?] KMSAN: uninit-value in drm_mode_setcrtc

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+4fad2e57beb6397ab2fc@...kaller.appspotmail.com

Tested on:

commit:         d1d7f15c DO-NOT-SUBMIT: kmsan: add the kmsan_exceed_ma..
git tree:       https://github.com/google/kmsan.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=101d3fdaa80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=36e4a2f8150fbc62
dashboard link: https://syzkaller.appspot.com/bug?extid=4fad2e57beb6397ab2fc
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15430342a80000

Note: testing is done by a robot and is best-effort only.