Re: [syzbot] [xfs?] BUG: unable to handle kernel paging request in clear_user_rep_good

syzbot
2023-05-01T04:31:16Z

syzbot suspects this issue was fixed by commit:

commit d2c95f9d6802cc518d71d9795f4d9da54fb4e24d
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sat Apr 15 20:22:31 2023 +0000

x86: don't use REP_GOOD or ERMS for user memory clearing

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13636ffc280000
start commit: ab072681eabe Merge tag 'irq_urgent_for_v6.2_rc6' of git://..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=23330449ad10b66f
dashboard link: https://syzkaller.appspot.com/bug?extid=401145a9a237779feb26
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13b3ba9e480000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: x86: don't use REP_GOOD or ERMS for user memory clearing

For information about bisection process see: https://goo.gl/tpsmEJ#bisection