Messages in this thread | | | Date | Thu, 26 Jul 2018 14:04:31 -0700 (PDT) | Subject | Re: [PATCH] RDS: RDMA: Fix the NULL-ptr deref in rds_ib_get_mr | From | David Miller <> |
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From: Avinash Repaka <avinash.repaka@oracle.com> Date: Tue, 24 Jul 2018 20:31:58 -0700
> Registration of a memory region(MR) through FRMR/fastreg(unlike FMR) > needs a connection/qp. With a proxy qp, this dependency on connection > will be removed, but that needs more infrastructure patches, which is a > work in progress. > > As an intermediate fix, the get_mr returns EOPNOTSUPP when connection > details are not populated. The MR registration through sendmsg() will > continue to work even with fast registration, since connection in this > case is formed upfront. > > This patch fixes the following crash: ... > Reported-by: syzbot+b51c77ef956678a65834@syzkaller.appspotmail.com > Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> > Signed-off-by: Avinash Repaka <avinash.repaka@oracle.com>
Applied and queued up for -stable, thanks.
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