Re: [syzbot] [ntfs3?] UBSAN: shift-out-of-bounds in ntfs_iget

From: syzbot
Date: Tue Mar 05 2024 - 15:21:15 EST


syzbot suspects this issue was fixed by commit:

commit 6f861765464f43a71462d52026fbddfc858239a5
Author: Jan Kara <jack@xxxxxxx>
Date: Wed Nov 1 17:43:10 2023 +0000

fs: Block writes to mounted block devices

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12be09f2180000
start commit: afead42fdfca Merge tag 'perf-tools-fixes-for-v6.4-2-2023-0..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=162cf2103e4a7453
dashboard link: https://syzkaller.appspot.com/bug?extid=4768a8f039aa677897d0
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12da9bbd280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=174e8115280000

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

#syz fix: fs: Block writes to mounted block devices

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