Re: [syzbot] KASAN: use-after-free Read in disk_part_iter_next (2)

On Sun, Mar 14, 2021 at 7:10 PM syzbot
[off-list ref] wrote:

Hello,

syzbot found the following issue on:

HEAD commit:    280d542f Merge tag 'drm-fixes-2021-03-05' of git://anongit..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=15ade5aed00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=952047a9dbff6a6a
dashboard link: https://syzkaller.appspot.com/bug?extid=8fede7e30c7cee0de139

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+8fede7e30c7cee0de139@syzkaller.appspotmail.com

#syz test: https://github.com/ming1/linux.git v5.12-block-test