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

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Message-ID: <CAHk-=whdm7qeqydbnC_EGDaiWcG-F-oe09o8T3ChORLnRZFE=w@mail.gmail.com>
Date:   Sun, 17 Nov 2019 11:20:48 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Kirill Smelkov <kirr@...edi.com>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        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>,
        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 Sun, Nov 17, 2019 at 10:56 AM Kirill Smelkov <kirr@...edi.com> wrote:
>
>   I'd like to take a time break for now.
>   I will try to return to this topic after finishing my main work first.
>   I apologize for the inconvenience. )

Sure, no problem, appreciate that you're looking at it.

I *think* the pipe and socket case should be fixed by something like
this, but it is entirely and utterly untested.

              Linus

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