syzbot has bisected this issue to: commit 95848dcb9d676738411a8ff70a9704039f1b3982 Author: Christoph Hellwig <hch@xxxxxx> Date: Sat Aug 5 05:55:37 2023 +0000 zram: take device and not only bvec offset into account bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1325355ce80000 start commit: eaadbbaaff74 Merge tag 'fuse-fixes-6.7-rc6' of git://git.k.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10a5355ce80000 console output: https://syzkaller.appspot.com/x/log.txt?x=1725355ce80000 kernel config: https://syzkaller.appspot.com/x/.config?x=53ec3da1d259132f dashboard link: https://syzkaller.appspot.com/bug?extid=06006fc4a90bff8e8f17 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12cc9deae80000 Reported-by: syzbot+06006fc4a90bff8e8f17@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 95848dcb9d67 ("zram: take device and not only bvec offset into account") For information about bisection process see: https://goo.gl/tpsmEJ#bisection