linux-kernel - Re: [syzbot] [crypto?] general protection fault in cryptd_hash

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Message-ID: <CANp29Y4ytfDf7B58CMGZpzhhuJ-LgfyxuAzxK6-yrnRGsXTUQw@mail.gmail.com>
Date:   Tue, 25 Jul 2023 14:58:59 +0200
From:   Aleksandr Nogikh <nogikh@...gle.com>
To:     syzbot <syzbot+e79818f5c12416aba9de@...kaller.appspotmail.com>
Cc:     alexander.deucher@....com, davem@...emloft.net,
        dhowells@...hat.com, herbert@...dor.apana.org.au,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        mario.limonciello@....com, netdev@...r.kernel.org,
        pabeni@...hat.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [crypto?] general protection fault in cryptd_hash_export

On Tue, Jul 25, 2023 at 2:57 PM syzbot
<syzbot+e79818f5c12416aba9de@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 30c3d3b70aba2464ee8c91025e91428f92464077
> Author: Mario Limonciello <mario.limonciello@....com>
> Date:   Tue May 30 16:57:59 2023 +0000
>
>     drm/amd: Disallow s0ix without BIOS support again
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13ad506ea80000
> start commit:   ded5c1a16ec6 Merge branch 'tools-ynl-gen-code-gen-improvem..
> git tree:       net-next
> kernel config:  https://syzkaller.appspot.com/x/.config?x=526f919910d4a671
> dashboard link: https://syzkaller.appspot.com/bug?extid=e79818f5c12416aba9de
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13c6193b280000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16c7a795280000
>
> If the result looks correct, please mark the issue as fixed by replying with:

No, that's rather unlikely.

>
> #syz fix: drm/amd: Disallow s0ix without BIOS support again
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
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