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From:   Stephan =?ISO-8859-1?Q?M=FCller?= <smueller@chronox.de>
To:     Dmitry Vyukov <dvyukov@google.com>
Cc:     syzbot <syzbot+9c251bdd09f83b92ba95@syzkaller.appspotmail.com>,
        davem@davemloft.net, herbert@gondor.apana.org.au,
        linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
        syzkaller-bugs@googlegroups.com
Subject: Re: KMSAN: uninit-value in af_alg_free_areq_sgls
Date:   Thu, 05 Jul 2018 20:45:23 +0200
Message-ID: <1626520.Rx0128ICKU@positron.chronox.de>
In-Reply-To: <000000000000846e9e0570438176@google.com>
References: <000000000000846e9e0570438176@google.com>
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Sender: linux-kernel-owner@vger.kernel.org
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Am Donnerstag, 5. Juli 2018, 19:02:01 CEST schrieb syzbot:

Hi Dimitry,

does the syzkaller somehow uses the "---" separator as part of the URL?

Thanks

> Hello,
> 
> syzbot tried to test the proposed patch but build/boot failed:
> 
> failed to checkout kernel repo https://github.com/google/kmsan.git/---:
> failed to run /usr/bin/git [git fetch https://github.com/google/kmsan.git
> ---]: exit status 129
> error: unknown option `-'
> usage: git fetch [<options>] [<repository> [<refspec>...]]
>     or: git fetch [<options>] <group>
>     or: git fetch --multiple [<options>] [(<repository> | <group>)...]
>     or: git fetch --all [<options>]
> 
>      -v, --verbose         be more verbose
>      -q, --quiet           be more quiet
>      --all                 fetch from all remotes
>      -a, --append          append to .git/FETCH_HEAD instead of overwriting
>      --upload-pack <path>  path to upload pack on remote end
>      -f, --force           force overwrite of local branch
>      -m, --multiple        fetch from multiple remotes
>      -t, --tags            fetch all tags and associated objects
>      -n                    do not fetch all tags (--no-tags)
>      -p, --prune           prune remote-tracking branches no longer on
> remote --recurse-submodules[=<on-demand>]
>                            control recursive fetching of submodules
>      --dry-run             dry run
>      -k, --keep            keep downloaded pack
>      -u, --update-head-ok  allow updating of HEAD ref
>      --progress            force progress reporting
>      --depth <depth>       deepen history of shallow clone
>      --unshallow           convert to a complete repository
>      --update-shallow      accept refs that update .git/shallow
>      --refmap <refmap>     specify fetch refmap
> 
> 
> 
> 
> Tested on:
> 
> commit:         [unknown]
> git tree:       https://github.com/google/kmsan.git/---> compiler:       clang version 7.0.0 (trunk 334104)
> patch:          https://syzkaller.appspot.com/x/patch.diff?x=1207511c400000


Ciao
Stephan