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Thu, 08 Jan 2026 07:18:03 -0800 (PST) Date: Thu, 08 Jan 2026 07:18:03 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <695fcaab.050a0220.1c677c.03a2.GAE@google.com> Subject: Re: [syzbot] [mm?] INFO: task hung in __rmap_walk_file From: syzbot To: akpm@linux-foundation.org, david@redhat.com, harry.yoo@oracle.com, jannh@google.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, riel@surriel.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz, willy@infradead.org Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Stat-Signature: 8hg6um4we316kx5abeq31sq7q378aq1s X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: ADB844000B X-HE-Tag: 1767885484-260024 X-HE-Meta: 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 Oanh0Rt5 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, 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+2d9c96466c978346b55f@syzkaller.appspotmail.com Tested-by: syzbot+2d9c96466c978346b55f@syzkaller.appspotmail.com Tested on: commit: f0b9d8eb Merge tag 'nfsd-6.19-3' of git://git.kernel.o.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13df11fc580000 kernel config: https://syzkaller.appspot.com/x/.config?x=e5a01f6352682866 dashboard link: https://syzkaller.appspot.com/bug?extid=2d9c96466c978346b55f compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=159dc19a580000 Note: testing is done by a robot and is best-effort only.