linux-kernel - Re: BUG: unable to handle kernel NULL pointer dereference in cfg80211_wext

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Message-ID: <8e1acaf6529f997b939a75975e958a4cf7f58738.camel@sipsolutions.net>
Date:   Mon, 13 Jan 2020 10:31:43 +0100
From:   Johannes Berg <johannes@...solutions.net>
To:     Dan Carpenter <dan.carpenter@...cle.com>,
        Justin Capella <justincapella@...il.com>
Cc:     syzbot <syzbot+34b582cf32c1db008f8e@...kaller.appspotmail.com>,
        "David S. Miller" <davem@...emloft.net>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        syzkaller-bugs@...glegroups.com,
        Cody Schuffelen <schuffelen@...gle.com>
Subject: Re: BUG: unable to handle kernel NULL pointer dereference in
 cfg80211_wext_siwrts

On Mon, 2020-01-13 at 12:28 +0300, Dan Carpenter wrote:
> That's the wrong ops struct?  I think I was looking at the "previous
> report" that Johannes mentioned where it was crashing because
> virt_wifi doesn't implement a set_wiphy_params function.

Did I say that? Had forgotten by the time I got to this email ...

But thanks for the pointer (reminder?) I'll go through cfg80211 and fix
it there then.

johannes