Re: [syzbot] WARNING in ext4_expand_extra_isize_ea

From: syzbot
Date: Thu Feb 02 2023 - 07:10:30 EST


syzbot suspects this issue was fixed by commit:

commit cc12a6f25e07ed05d5825a1664b67a970842b2ca
Author: Ye Bin <yebin10@xxxxxxxxxx>
Date: Thu Dec 8 02:32:31 2022 +0000

ext4: allocate extended attribute value in vmalloc area

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14e7b9a5480000
start commit: 644e9524388a Merge tag 'for-v6.1-rc' of git://git.kernel.o..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=8d01b6e3197974dd
dashboard link: https://syzkaller.appspot.com/bug?extid=4d99a966fd74bdeeec36
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12f49603880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=163dfb9b880000

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

#syz fix: ext4: allocate extended attribute value in vmalloc area

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