Re: [syzbot] KASAN: use-after-free Read in __cpuhp_state_remove_instance

syzbot
2021-04-19T14:41:13Z

syzbot suspects this issue was fixed by commit:

commit 470ec4ed8c91b4db398ad607c700e9ce88365202
Author: Jens Axboe <axboe@kernel.dk>
Date: Fri Feb 26 17:20:34 2021 +0000

io-wq: fix double put of 'wq' in error path

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11e89cc5d00000
start commit: cee407c5 Merge tag 'for-linus' of git://git.kernel.org/pub..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=8f67201de02a572b
dashboard link: https://syzkaller.appspot.com/bug?extid=38769495e847cea2dcca
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=154e360ad00000

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

#syz fix: io-wq: fix double put of 'wq' in error path

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