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Sat, 20 Jul 2024 00:01:04 -0700 (PDT) Date: Sat, 20 Jul 2024 00:01:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000020f6f8061da86023@google.com> Subject: Re: [syzbot] [mm?] BUG: Bad page map (8) From: syzbot To: akpm@linux-foundation.org, hughd@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, vivek.kasireddy@intel.com Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: 3t5myhgtb46ya8oyibtooz8fg57s7sdm X-Rspamd-Queue-Id: AF324180002 X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1721458865-893041 X-HE-Meta: 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 Yucr7D35 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+ec4b7d82bb051330f15a@syzkaller.appspotmail.com Tested-by: syzbot+ec4b7d82bb051330f15a@syzkaller.appspotmail.com Tested on: commit: 581a87b1 fixup! mm/gup: introduce memfd_pin_folios() f.. git tree: https://gitlab.freedesktop.org/Vivek/drm-tip.git syzbot_fix_remove_inode console output: https://syzkaller.appspot.com/x/log.txt?x=142f1179980000 kernel config: https://syzkaller.appspot.com/x/.config?x=16fdddce5d38a1c8 dashboard link: https://syzkaller.appspot.com/bug?extid=ec4b7d82bb051330f15a compiler: aarch64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.