Re: [syzbot] kernel BUG in ext4_ind_remove_space

syzbot
2022-05-09T16:41:15Z

syzbot suspects this issue was fixed by commit:

commit 2da376228a2427501feb9d15815a45dbdbdd753e
Author: Tadeusz Struk <tadeusz.struk@linaro.org>
Date: Thu Mar 31 20:05:15 2022 +0000

ext4: limit length to bitmap_maxbytes - blocksize in punch_hole

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=100ac712f00000
start commit: 09688c0166e7 Linux 5.17-rc8
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=d35f9bc6884af6c9
dashboard link: https://syzkaller.appspot.com/bug?extid=fcc629d1a1ae8d3fe8a5
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1205b189700000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15dda4fe700000

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

#syz fix: ext4: limit length to bitmap_maxbytes - blocksize in punch_hole

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