[openib-general] NFS/RDMA for Linux: client and server update release 5

[helen chen]

Tom,

I modified the exports file to add the insecure option but am still
having the identical problem.  The client dmesg showed identical crash
dump, but the server demesg recorded no errors.

Thanks,
Helen

-------------------------------------------------------
On Tue, 2006-05-23 at 16:19, helen chen wrote:
> Hi Tom,
> 
> I have downloaded your release 5 of the NFS/RDMA and am having trouble
> mounting the rdma nfs, the 
> "./nfsrdmamount -o rdma on16-ib:/mnt/rdma /mnt/rdma" command never
> returned. and the dmesg for client and server are:
> 
> ------ demsg from client -----
> RPCRDMA Module Init, register RPC RDMA transport
> Defaults:
>         MaxRequests 50
>         MaxInlineRead 1024
>         MaxInlineWrite 1024
>         Padding 0
>         Memreg 5
> RPC: Registered rdma transport module.
> RPC: Registered rdma transport module.
> RPC:       xprt_setup_rdma: 140.221.134.221:2049
> nfs: server on16-ib not responding, timed out
> Unable to handle kernel NULL pointer dereference at 0000000000000000
> RIP:
> [<0000000000000000>]
> PGD a9f2b067 PUD a8ca2067 PMD 0
> Oops: 0010 [1] PREEMPT SMP
> CPU 1
> Modules linked in: xprtrdma ib_srp iscsi_tcp scsi_transport_iscsi
> scsi_mod
> Pid: 346, comm: ib_cm/1 Not tainted 2.6.16.16 #4
> RIP: 0010:[<0000000000000000>] [<0000000000000000>]
> RSP: 0018:ffff8100af5a1c30  EFLAGS: 00010246
> RAX: ffff8100aeff2400 RBX: ffff8100aeff2400 RCX: ffff8100afc9e458
> RDX: 0000000000000000 RSI: ffff8100af5a1d48 RDI: ffff8100aeff2440
> RBP: ffff8100aeff2440 R08: 0000000000000000 R09: 0000000000000000
> R10: 0000000000000003 R11: 0000000000000000 R12: ffff8100aeff2500
> R13: 00000000ffffff99 R14: ffff8100af5a1d48 R15: ffffffff8036c72c
> FS:  0000000000505ae0(0000) GS:ffff810003ce25c0(0000)
> knlGS:0000000000000000
> CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> CR2: 0000000000000000 CR3: 00000000ad587000 CR4: 00000000000006a0
> Process ib_cm/1 (pid: 346, threadinfo ffff8100af5a0000, task
> ffff8100afea8100)
> Stack: ffffffff8802a331 ffff8100aeff2500 0000000000000001
> ffff8100aeff2440
>        ffffffff804011fd 0000000000000000 ffffffff8802a343
> ffff8100afdd6100
>        ffffffff80364ee4 0000000000000100
> Call Trace: [<ffffffff8802a331>] [<ffffffff804011fd>]
>        [<ffffffff8802a343>] [<ffffffff80364ee4>] [<ffffffff80364341>]
>        [<ffffffff8036f85c>] [<ffffffff8036fcf2>] [<ffffffff8036baeb>]
>        [<ffffffff8036bdc1>] [<ffffffff8036d6fe>] [<ffffffff8036c72c>]
>        [<ffffffff801377b4>] [<ffffffff801377fb>] [<ffffffff8013a960>]
>        [<ffffffff80137900>] [<ffffffff8012309b>] [<ffffffff8013a960>]
>        [<ffffffff8012309b>] [<ffffffff8013a960>] [<ffffffff8013a937>]
>        [<ffffffff8010b8d6>] [<ffffffff8013a960>] [<ffffffff801160b9>]
>        [<ffffffff801160b9>] [<ffffffff801160b9>] [<ffffffff8013a86f>]
>        [<ffffffff8010b8ce>]
> 
> Code:  Bad RIP value.
> RIP [<0000000000000000>] RSP <ffff8100af5a1c30>
> CR2: 0000000000000000
> 
> ------dmesg from server ------
> nfsd: request from insecure port 140.221.134.220, port=32768!
> svc_rdma_recvfrom: transport ffff81007e8f2800 is closing
> svc_rdma_put: Destroying transport ffff81007e8f2800,
> cm_id=ffff81007e945200, sk_flags=154, sk_inuse=0
> 
> Did I forget to configure necessary components into my kernel?
> 
> Thanks,
> Helen
> 
> On Mon, 2006-05-22 at 13:25, Talpey, Thomas wrote:
> > Network Appliance is pleased to announce release 5 of the NFS/RDMA
> > client and server for Linux 2.6.16.16. This update to the April 19 release
> > adds improved server parallel performance and fixes various issues. This
> > code supports both Infiniband and iWARP transports.
> > 
> > <http://sourceforge.net/projects/nfs-rdma/>
> > 
> > <http://sourceforge.net/project/showfiles.php?group_id=97628&package_id=191427>
> > 
> > Comments and feedback welcome. We're especially interested in
> > successful test reports! Thanks.
> > 
> > Tom Talpey, for the various NFS/RDMA projects.
> > 
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>