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Message-ID: <00000000000064064a060fe9b55a@google.com> Date: Sat, 27 Jan 2024 01:05:05 -0800 From: syzbot <syzbot+7ec4ebe875a7076ebb31@...kaller.appspotmail.com> To: adilger.kernel@...ger.ca, axboe@...nel.dk, brauner@...nel.org, jack@...e.cz, linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com, tytso@....edu Subject: Re: [syzbot] [ext4?] KASAN: use-after-free Read in ext4_find_extent (3) syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara <jack@...e.cz> Date: Wed Nov 1 17:43:10 2023 +0000 fs: Block writes to mounted block devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17b36eefe80000 start commit: c42d9eeef8e5 Merge tag 'hardening-v6.7-rc2' of git://git.k.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d05dd66e2eb2c872 dashboard link: https://syzkaller.appspot.com/bug?extid=7ec4ebe875a7076ebb31 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1585ea50e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=157ef53f680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs: Block writes to mounted block devices For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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