syzbot suspects this issue was fixed by commit: commit 487c20b016dc48230367a7be017f40313e53e3bd Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Date: Thu Mar 30 21:53:51 2023 +0000 iov: improve copy_iovec_from_user() code generation bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17cfdf19a80000 start commit: 4bdec23f971b Merge tag 'hwmon-for-v6.3-rc4' of git://git.k.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=acdb62bf488a8fe5 dashboard link: https://syzkaller.appspot.com/bug?extid=adec8406ad17413d4c06 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11bf8bcec80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=153d4f75c80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: iov: improve copy_iovec_from_user() code generation For information about bisection process see: https://goo.gl/tpsmEJ#bisection