From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Biggers Subject: Re: general protection fault in rds_ib_get_mr Date: Wed, 4 Jul 2018 14:35:06 -0700 Message-ID: <20180704213506.GH725@sol.localdomain> References: <089e082ce58896ad350567ee4825@google.com> <20180513211058.GE677@sol.localdomain> <27665604-6a26-36e2-3a58-9c8b3d9eab80@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <27665604-6a26-36e2-3a58-9c8b3d9eab80@oracle.com> Sender: linux-kernel-owner@vger.kernel.org To: "santosh.shilimkar@oracle.com" , linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com Cc: syzbot , davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com List-Id: linux-rdma@vger.kernel.org On Sun, May 13, 2018 at 10:46:37PM -0700, santosh.shilimkar@oracle.com wrote: > On 5/13/18 2:10 PM, Eric Biggers wrote: > > On Wed, Mar 21, 2018 at 09:00:01AM -0700, syzbot wrote: > > [...] > > > > Still reproducible on Linus' tree (commit 66e1c94db3cd4) and linux-next > > (next-20180511). Here's a simplified reproducer: > > > Thanks for the test case !! > > Regards, > Santosh Ping; this RDS bug is still unfixed. The same reproducer I gave earlier still works, even when run as a non-root user. I tested upstream commit fc36def997cfd6 (v4.18-rc3-113-gfc36def997cfd), and linux-next commit bce40927669338 (next-20180704). - Eric