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AJvYcCXG9WG5fEo3PxX4NXegq4HxX/XZiC/1b7Lco1K5xq1tTiWuuun1Brsc/BRidIxTCt5TS8nalbQwz0aN6jE9vfBs7dbxnkIbT93+IMwG X-Gm-Message-State: AOJu0Yw6WGNuh3fam/WNKzQVkN2jjokQFZxe1FMpoOsfRMGtMVsM9yeb qigWP4bFwiX/iOf5pnAiDJJdcRtYa+ylZiUnXwVAv/Ohp1CGDH3BtXjBGoYCSf+JLyMF9exWBzN luA== X-Google-Smtp-Source: AGHT+IH5NhL/twNWnmBcbZsXxhVpApXcvivMmR/ALiJ03As9pm7V1yl7lux12oyyZ8px2D/3xX7jGH1MZkM= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a05:690c:fcd:b0:609:33af:cca8 with SMTP id dg13-20020a05690c0fcd00b0060933afcca8mr3473082ywb.2.1709653801455; Tue, 05 Mar 2024 07:50:01 -0800 (PST) Date: Tue, 5 Mar 2024 07:49:59 -0800 In-Reply-To: <0000000000009a8bce0612ea3e3c@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <000000000000376d93060a5207ed@google.com> <0000000000009a8bce0612ea3e3c@google.com> Message-ID: Subject: Re: [syzbot] [kvm?] WARNING in kvm_mmu_notifier_invalidate_range_start (3) From: Sean Christopherson To: syzbot Cc: akpm@linux-foundation.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, pbonzini@redhat.com, syzkaller-bugs@googlegroups.com, tintinm2017@gmail.com, usama.anjum@collabora.com Content-Type: text/plain; charset="us-ascii" On Tue, Mar 05, 2024, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit 4cccb6221cae6d020270606b9e52b1678fc8b71a > Author: Muhammad Usama Anjum > Date: Tue Jan 9 11:24:42 2024 +0000 > > fs/proc/task_mmu: move mmu notification mechanism inside mm lock > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1638c66c180000 > start commit: b57b17e88bf5 Merge tag 'parisc-for-6.7-rc1-2' of git://git.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=d950a2e2e34359e2 > dashboard link: https://syzkaller.appspot.com/bug?extid=c74f40907a9c0479af10 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15785fc4e80000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1469c9a8e80000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: fs/proc/task_mmu: move mmu notification mechanism inside mm lock > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection #syz fix: fs/proc/task_mmu: move mmu notification mechanism inside mm lock