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Mon, 09 Dec 2024 17:52:03 -0800 (PST) Date: Mon, 09 Dec 2024 17:52:03 -0800 In-Reply-To: <67571760.050a0220.a30f1.01a9.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67579ec3.050a0220.2477f.005c.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING in lru_gen_add_folio From: syzbot To: akpm@linux-foundation.org, kaleshsingh@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, yuzhao@google.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 8B7F220011 X-Stat-Signature: repdxpoh9zs9t5wxexa3ujnmxekocpfe X-Rspam-User: X-HE-Tag: 1733795514-445995 X-HE-Meta: U2FsdGVkX18K3yF1MPQzP0YJWPvOtaH7snFuNEGjJO6exRGYa+JxBAjWECnA9+dQt7e/L154L6E/zSpmZWxWA8RyFeUNXQHaoWYb7u9Lu9Jbg/YATr29lbeb6neQpF6/OgyV3IMOTLJNXIObzif/oBlT2GWn+8AzHTFBi2rJLjux4lQxbfQrfJXUh/3iPdgx5AcvY41CnaOeHg5+G7B5NhwkDVldfUudAiKpkwf9NabVaOZBkZar/6c7E4+7oADaPh2qlnZCW76ZRRGRs9t7QW0lmyJu5KyouxyrsHnwDng8+MOkIBB4gXPDk+XPvQjniUyz8CbH4dCqZm6bC43nMDiXLRntv9p8VVxMzdIjfBO3uZyxACZRf4Kl7HXL2AzeVEZExIVEXrJKojnW54CRAUYFKDJdhEUN7VeMX/g8Dbkzwa/YjqYX1Hwq9y7ZwLAqfHstj9hLfbWT8jhQq954xNGaN5BpVTrkkXSduKiWDjjcFzTnx2FgGhhjBSmDXr52sI+RDkNlhw5iJnFTFhCgaEmOIkW/7Cqy5frlT7SeFow8wYb+NMuXr9O/35sbQ5zaBCofwVMZ08Rs0Rm93CRsMqnGLtoFrgzkfar/3zInFZxWie3lJXpX05BubWIkxI5aTOTnNg1/zN0Ig//X00ue2hd50hi8qvJnTy0eYC0GZ6pQJuc9DejJkONGAjF3bGgBMnZ3C2NNnEvfL7LcphRklAmgZw8FiEHDpQFd8HpVrP3aAra2yDQCc0dHaK+F8qKxYfss9sN/IZAofKmI6QwFq7a7yQw4eeC4KPt51GyZ4wCIxoa/Tt6nS4GEpOZrvWXoQEdjstwlcCCETv8Q4jw0jyhflo+zFBhuPVR/MCAzAvQjS2TRHGim/Np7aK0TkFJs8FHSDxMIry0FW4zKoJ6wAf2x1sy/jGkJH/qBVtQjDfkXqng6P9UlrUb7c5pxhqU4CZBNOPgEldomavE+S/g W4gF1IrW 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 fCScbIVn 8lFCaID2/HHyi6VuzFiHvEYPA4dnnD/Lh4y4e+6vQuCaIXkPbJuGk6yysHt+GXbBjaIeWGn/NeQsF7pbsFRHD7ZUiYekgsM+ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000274, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: syzbot has bisected this issue to: commit e8597e91699a67c27ef688640b4bbb702e0a2848 Author: Yu Zhao Date: Mon Dec 2 03:28:23 2024 +0000 mm/mglru: rework workingset protection bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=110193e8580000 start commit: af2ea8ab7a54 Add linux-next specific files for 20241205 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=130193e8580000 console output: https://syzkaller.appspot.com/x/log.txt?x=150193e8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=76f158395f6f15fd dashboard link: https://syzkaller.appspot.com/bug?extid=7d6336b144d8db5ad602 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=179d14df980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13be48f8580000 Reported-by: syzbot+7d6336b144d8db5ad602@syzkaller.appspotmail.com Fixes: e8597e91699a ("mm/mglru: rework workingset protection") For information about bisection process see: https://goo.gl/tpsmEJ#bisection