Date: Tue, 14 Apr 2015 23:53:07 +0800
From: Honggang LI <honli@redhat.com>
To: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>, roland@kernel.org,
        sean.hefty@intel.com, hal.rosenstock@gmail.com, kaber@trash.net,
        davem@davemloft.net, alex.estrin@intel.com, dledford@redhat.com,
        edumazet@google.com, erezsh@mellanox.com, maheshb@google.com,
        jbenc@redhat.com, ebiederm@xmission.com, elfring@users.sourceforge.net,
        f.fainelli@gmail.com, linux@roeck-us.net, andrew@lunn.ch,
        sfeldma@gmail.com, alexander.h.duyck@intel.com,
        linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
        netdev@vger.kernel.org
Subject: Re: [PATCH linux-next 1/4] infiniband/ipoib: fix possible NULL
 pointer dereference in ipoib_get_iflink
Message-ID: <20150414155307.GD21856@honli.nay.redhat.com>
References: <1429024817-21561-1-git-send-email-honli@redhat.com>
 <1429024817-21561-2-git-send-email-honli@redhat.com>
 <1429025673.7346.37.camel@edumazet-glaptop2.roam.corp.google.com>
 <20150414154422.GB21856@honli.nay.redhat.com>
 <552D3723.9050706@6wind.com>
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On Tue, Apr 14, 2015 at 05:49:55PM +0200, Nicolas Dichtel wrote:
> Le 14/04/2015 17:44, Honggang LI a écrit :
> >On Tue, Apr 14, 2015 at 08:34:33AM -0700, Eric Dumazet wrote:
> >>On Tue, 2015-04-14 at 23:20 +0800, Honggang Li wrote:
> >>>Starting monitoring for VG vg_rdma01:   3 logical volume(s) in volume
> >>>group "vg_rdma01" monitored
> >>>[  OK  ]
> >>
> >>
> >>>CR2: 0000000000000120
> >>>---[ end trace a8610f6e9640eb85 ]---
> >>>
> >>>Signed-off-by: Honggang Li <honli@redhat.com>
> >>
> >>When was this bug added ?
> >>
> >
> >Sorry, I do not know. I ran into this bug today when I'm tracing a race
> >condition issue related qib. In order to check upstream linux-next fix
> >the race condition or not, I build linux-next-20150414 on two machines. Both
> >machines panic at modprobe ib_ipoib. Do you means I need to report a
> >bug? But I do not know report to who or where.
> 
> Here is the tag:
> Fixes: 5aa7add8f14b ("infiniband/ipoib: implement ndo_get_iflink")
>

thank you. 
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