linux-kernel - Re: [syzbot] upstream boot error: BUG: unable to handle kernel NULL pointer dereference in __dabt

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Message-ID: <CANiq72nm2dU2o_x_GQ5SdsXaK6yZiDXG2hXEYMykViEAZvuMqQ@mail.gmail.com>
Date:   Wed, 26 Apr 2023 12:09:16 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Dmitry Vyukov <dvyukov@...gle.com>
Cc:     syzkaller@...glegroups.com, alex.gaynor@...il.com,
        andriy.shevchenko@...ux.intel.com, bjorn3_gh@...tonmail.com,
        boqun.feng@...il.com, bpf@...r.kernel.org, gary@...yguo.net,
        linux-kernel@...r.kernel.org, linux@...musvillemoes.dk,
        ojeda@...nel.org, pmladek@...e.com, rostedt@...dmis.org,
        rust-for-linux@...r.kernel.org, senozhatsky@...omium.org,
        syzkaller-bugs@...glegroups.com, wedsonaf@...il.com
Subject: Re: [syzbot] upstream boot error: BUG: unable to handle kernel NULL
 pointer dereference in __dabt_svc

Hi Dmitry,

On Wed, Apr 26, 2023 at 8:34 AM Dmitry Vyukov <dvyukov@...gle.com> wrote:
>
> The crash is in lib/vsprintf.c and:
>
> $ scripts/get_maintainer.pl -f lib/vsprintf.c
> ...
> rust-for-linux@...r.kernel.org (open list:RUST)
> ...

Ah, yes, thanks!

For the moment it is fine, since there are not many reports nor
keyword instances, but perhaps in the future we could consider
filtering out `RUST` on the bot side if `CONFIG_RUST=n` and the match
was based on `K:` (via diff with `--no-keywords`?).

Cheers,
Miguel