linux-kernel - Re: [PATCH v2] infiniband: remove WARN that is not kernel bug

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Message-ID: <20161121165253.GA22237@obsidianresearch.com>
Date:   Mon, 21 Nov 2016 09:52:53 -0700
From:   Jason Gunthorpe <jgunthorpe@...idianresearch.com>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Dmitry Vyukov <dvyukov@...gle.com>,
        syzkaller <syzkaller@...glegroups.com>, Valdis.Kletnieks@...edu,
        dledford@...hat.com, sean.hefty@...el.com,
        Hal Rosenstock <hal.rosenstock@...il.com>,
        linux-rdma@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] infiniband: remove WARN that is not kernel bug

On Mon, Nov 21, 2016 at 02:14:08PM +0200, Leon Romanovsky wrote:
> >
> > In ib_ucm_write function there is a wrong prefix:
> >
> > + pr_err_once("ucm_write: process %d (%s) tried to do something hinky\n",
> 
> I did it intentionally to have the same errors for all flows.

Lets actually use a good message too please?

 pr_err_once("ucm_write: process %d (%s) changed security contexts after opening FD, this is not allowed.\n",

Jason