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Fri, 23 Oct 2026 11:41:04 -0700 (PDT) Date: Fri, 23 Oct 2026 11:41:04 -0700 In-Reply-To: <67141631.050a0220.1e4b4d.002e.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6adbaa40.a6443767.132891.0000.GAE@google.com> Subject: Re: [syzbot] [ext4?] possible deadlock in ext4_writepages (2) From: syzbot To: adilger.kernel@dilger.ca, hdanton@sina.com, jack@suse.cz, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu, yun.zhou@windriver.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 2c3447a9c4fe17c713c014f79d2df485f3829c0e Author: Yun Zhou Date: Fri Jul 24 10:02:55 2026 +0000 ext4: validate EA inode i_nlink in ext4_xattr_inode_iget bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13436931580000 start commit: f5bbbfec59b4 Merge tag 'probes-fixes-v7.2-rc7' of git://gi.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=158601bb8cb292dd dashboard link: https://syzkaller.appspot.com/bug?extid=eb5b4ef634a018917f3c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14fe5079580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17e0d2c6580000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: ext4: validate EA inode i_nlink in ext4_xattr_inode_iget For information about bisection process see: https://goo.gl/tpsmEJ#bisection