Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
MIME-Version: 1.0
References: <000000000000143de7059d2ba3e5@google.com> <000000000000fdbd71059d32a906@google.com>
 <CAHC9VhS_Bfywhp+6H03bY7LrQsBz+io672pSS0DpiZKFiz4L6g@mail.gmail.com>
 <850873b8-8a30-58e5-ad3c-86fb35296130@tycho.nsa.gov> <CAFqZXNuxFTKXVZDpPGCTHifn_AeCdVmP+PZrMDKDOYiLOWtsUA@mail.gmail.com>
 <CAHC9VhR9a1xEB3gXUkb4KRVkwXUAo-701ZumN2OTOmJ7r5ez8g@mail.gmail.com> <CAFqZXNv77JHa-6BPzEomZaj2uJqGrBRXrK68cTL0N0--Kz_PkA@mail.gmail.com>
In-Reply-To: <CAFqZXNv77JHa-6BPzEomZaj2uJqGrBRXrK68cTL0N0--Kz_PkA@mail.gmail.com>
From:   Paul Moore <paul@paul-moore.com>
Date:   Tue, 28 Jan 2020 12:29:19 -0500
Message-ID: <CAHC9VhTHUjdYujta-bOd=AG+XLic6rAZbp2sEpC86vVnpkmBVA@mail.gmail.com>
Subject: Re: possible deadlock in sidtab_sid2str_put
To:     Ondrej Mosnacek <omosnace@redhat.com>
Cc:     Stephen Smalley <sds@tycho.nsa.gov>,
        Jeff Vander Stoep <jeffv@google.com>,
        Eric Paris <eparis@parisplace.org>,
        Jann Horn <jannh@google.com>,
        Kees Cook <keescook@chromium.org>,
        Linux kernel mailing list <linux-kernel@vger.kernel.org>,
        "Paul E. McKenney" <paulmck@kernel.org>,
        SElinux list <selinux@vger.kernel.org>,
        syzkaller-bugs@googlegroups.com,
        syzbot <syzbot+61cba5033e2072d61806@syzkaller.appspotmail.com>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Tue, Jan 28, 2020 at 11:31 AM Ondrej Mosnacek <omosnace@redhat.com> wrote:
> ... the current rawhide 5.5.0-1 kernel seems to have some bug
> that prevents it from booting on anything with more than one core.
> I'll see if I can work around it somehow...

I'm not sure how you are building your kernels, but gcc v10 is causing
a lot of problems, I would suggest compiling with an earlier gcc for
the near future until things get sorted (I'm doing the kernel-secnext
builds on stable Fedora, not Rawhide, for now).

-- 
paul moore
www.paul-moore.com