linux-kernel - Re: kernel BUG at drivers/android/binder

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Message-ID: <20190618121756.GL28859@kadam>
Date:   Tue, 18 Jun 2019 15:17:56 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     syzbot <syzbot+3ae18325f96190606754@...kaller.appspotmail.com>
Cc:     arve@...roid.com, christian@...uner.io, devel@...verdev.osuosl.org,
        gregkh@...uxfoundation.org, joel@...lfernandes.org,
        linux-kernel@...r.kernel.org, maco@...roid.com,
        syzkaller-bugs@...glegroups.com, tkjos@...roid.com,
        tkjos@...gle.com
Subject: Re: kernel BUG at drivers/android/binder_alloc.c:LINE! (4)

It's weird that that binder_alloc_copy_from_buffer() is a void function.
It would be easier to do the error handling at that point, instead of in
the callers.  It feels like we keep hitting similar bugs to this.

regards,
dan carpenter