linux-kernel - Re: [syzbot] BUG: sleeping function called from invalid context in tipc_crypto

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Message-ID: <CANpmjNN2BW-qPvVroCDho4zvq8h+VFh2RSBaFyCxQUZdqozz5A@mail.gmail.com>
Date:   Thu, 20 Jan 2022 13:47:00 +0100
From:   Marco Elver <elver@...gle.com>
To:     syzbot <syzbot+73a4f2b28371d5526901@...kaller.appspotmail.com>
Cc:     davem@...emloft.net, fw@...len.de, hoang.h.le@...tech.com.au,
        jmaloy@...hat.com, kuba@...nel.org, linux-kernel@...r.kernel.org,
        mathew.j.martineau@...ux.intel.com, netdev@...r.kernel.org,
        syzkaller-bugs@...glegroups.com, tadeusz.struk@...aro.org,
        tipc-discussion@...ts.sourceforge.net, yajun.deng@...ux.dev,
        ying.xue@...driver.com
Subject: Re: [syzbot] BUG: sleeping function called from invalid context in tipc_crypto_start

On Wed, 19 Jan 2022 at 18:33, syzbot
<syzbot+73a4f2b28371d5526901@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit f845fe5819efc4111c456c102f15db6d9ed3406e
> Author: Hoang Le <hoang.h.le@...tech.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"