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Mon, 14 Apr 2025 22:24:05 -0700 (PDT) Date: Mon, 14 Apr 2025 22:24:05 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67fded75.050a0220.3483fc.0045.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING in move_to_new_folio From: syzbot To: akpm@linux-foundation.org, brauner@kernel.org, jfs-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-mm@kvack.org, shaggy@kernel.org, shivankg@amd.com, syzkaller-bugs@googlegroups.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: uferafwt7r5ptcqh3pa5cjdccyzb38qa X-Rspam-User: X-Rspamd-Queue-Id: 25A4240003 X-Rspamd-Server: rspam08 X-HE-Tag: 1744694645-588923 X-HE-Meta: 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 cJJrkjt6 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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 but the reproducer is still triggering an issue: unregister_netdevice: waiting for DEV to become free unregister_netdevice: waiting for batadv0 to become free. Usage count = 3 Tested on: commit: 01c6df60 Add linux-next specific files for 20250411 git tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git console output: https://syzkaller.appspot.com/x/log.txt?x=1142f0cc580000 kernel config: https://syzkaller.appspot.com/x/.config?x=db03cefa26ecf825 dashboard link: https://syzkaller.appspot.com/bug?extid=8bb6fd945af4e0ad9299 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=107a60cc580000