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Wed, 26 Jul 2023 09:14:07 -0700 (PDT) Message-ID: Date: Wed, 26 Jul 2023 11:14:05 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [syzbot] [gfs2?] KASAN: use-after-free Read in qd_unlock (2) To: syzbot , agruenba@redhat.com, andersson@kernel.org, cluster-devel@redhat.com, dmitry.baryshkov@linaro.org, eadavis@sina.com, konrad.dybcio@linaro.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <0000000000009655cc060165265f@google.com> Content-Language: en-US From: Bob Peterson In-Reply-To: <0000000000009655cc060165265f@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/26/23 10:03 AM, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit 41a37d157a613444c97e8f71a5fb2a21116b70d7 > Author: Dmitry Baryshkov > Date: Mon Dec 26 04:21:51 2022 +0000 > > arm64: dts: qcom: qcs404: use symbol names for PCIe resets > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17b48111a80000 > start commit: [unknown] > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=fe56f7d193926860 > dashboard link: https://syzkaller.appspot.com/bug?extid=3f6a670108ce43356017 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1209f878c80000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=111a48ab480000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: arm64: dts: qcom: qcs404: use symbol names for PCIe resets > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection > The bisect is very likely to be wrong. I have a lot of patches to gfs2's quota code in linux-gfs2/bobquota that I hope to get into the next merge window, but the critical patch has already been merged. I'm still working on others. Regards, Bob Peterson gfs2 file system