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From:   Marco Elver <elver@google.com>
Date:   Thu, 20 Jan 2022 13:47:00 +0100
Message-ID: <CANpmjNN2BW-qPvVroCDho4zvq8h+VFh2RSBaFyCxQUZdqozz5A@mail.gmail.com>
Subject: Re: [syzbot] BUG: sleeping function called from invalid context in tipc_crypto_start
To:     syzbot <syzbot+73a4f2b28371d5526901@syzkaller.appspotmail.com>
Cc:     davem@davemloft.net, fw@strlen.de, hoang.h.le@dektech.com.au,
        jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org,
        mathew.j.martineau@linux.intel.com, netdev@vger.kernel.org,
        syzkaller-bugs@googlegroups.com, tadeusz.struk@linaro.org,
        tipc-discussion@lists.sourceforge.net, yajun.deng@linux.dev,
        ying.xue@windriver.com
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On Wed, 19 Jan 2022 at 18:33, syzbot
<syzbot+73a4f2b28371d5526901@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit f845fe5819efc4111c456c102f15db6d9ed3406e
> Author: Hoang Le <hoang.h.le@dektech.com.au>
> Date:   Fri Dec 17 03:00:59 2021 +0000
>
>     Revert "tipc: use consistent GFP flags"
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17b09d88700000
> start commit:   28a2686c185e selftests: Fix IPv6 address bind tests
> git tree:       net
> kernel config:  https://syzkaller.appspot.com/x/.config?x=221ffc09e39ebbd1
> dashboard link: https://syzkaller.appspot.com/bug?extid=73a4f2b28371d5526901
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1066ce9db00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1398fc6db00000
>
> If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: Revert "tipc: use consistent GFP flags"