linux-kernel - Re: KCSAN: data-race in __alloc_file / __alloc

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Date:   Mon, 11 Nov 2019 10:59:58 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Alan Stern <stern@...land.harvard.edu>,
        Marco Elver <elver@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>,
        syzbot <syzbot+3ef049d50587836c0606@...kaller.appspotmail.com>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Andrea Parri <parri.andrea@...il.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        LKMM Maintainers -- Akira Yokosawa <akiyks@...il.com>
Subject: Re: KCSAN: data-race in __alloc_file / __alloc_file

On Mon, Nov 11, 2019 at 10:50 AM Linus Torvalds
<torvalds@...ux-foundation.org> wrote:

> Yeah, if it hasn't shown any real bugs so far, that just strengthens
> the "it needs much fewer false positives to be useful".
>

It definitely has shown real bugs, some of them being still addressed
(not yet fixed)