Re: [syzbot] [mm?] KASAN: slab-use-after-free Read in filemap_map_pages

syzbot
2025-11-06T11:06:03Z

syzbot suspects this issue was fixed by commit:

commit 357b92761d942432c90aeeb965f9eb0c94466921
Author: Kiryl Shutsemau <kas@kernel.org>
Date: Tue Sep 23 11:07:10 2025 +0000

mm/filemap: map entire large folio faultaround

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12658532580000
start commit: b19a97d57c15 Merge tag 'pull-fixes' of git://git.kernel.or..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=292f3bc9f654adeb
dashboard link: https://syzkaller.appspot.com/bug?extid=14d047423f40dc1dac89
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12399442580000

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

#syz fix: mm/filemap: map entire large folio faultaround

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