[Cbe-oss-dev] intermittent trouble on startup on a QS22 with 2.6.30

[Michael Ellerman]

On Fri, 2009-12-04 at 15:30 -0700, Marcus Daniels wrote:
> Hi,
> 
> I'm trying to get a 2.6.30 kernel up on a QS22 (Triblade environment), 
> and I've been having intermittent problems like below (pasted from 
> `rcons').  Any ideas?
> 
> DHCPREQUEST on eth0 to 255.255.255.255 port 67
> DHCPACK from 11.20.0.1
> bound to 11.20.6.3 -- renewal in 16962 seconds.
> Setting up nfs with ram overlay.
> mounting 
> mn-asds4:/install/netboot/fedora8/ppc64/celldev_mdaniels/rootimg on /ro
> aufs test_add:242:mount[1183]: uid/gid/perm /ro 0/0/0755, 0/0/01777
>         Welcome to Fedora
>         Press 'I' to enter interactive startup.
> Starting udev: Oops: Exception in kernel mode, sig: 4 [#1]
> SMP NR_CPUS=128 NUMA Cell
> Modules linked in: nfs nfs_acl lockd aufs spufs exportfs loop tg3 libphy 
> auth_rpcgss sunrpc
> NIP: c00000000036c50c LR: c00000000036d138 CTR: 0000000000000010
> REGS: c0000000fcc4fb10 TRAP: 0700   Not tainted  (2.6.30)
> MSR: 9000000000089032 <EE,ME,IR,DR>  CR: 44000044  XER: 20000000
> TASK = c0000000fe918130[934] 'khvcd' THREAD: c0000000fcc4c000 CPU: 1
> GPR00: 0000000000000000 c0000000fcc4fd90 c00000000093aef8 000000000000003c
> GPR04: c0000000fcc4fe08 0000000000000010 0000000024000042 c000000000b64ac0
> GPR08: 0000000000000002 0000000000000011 c000000002214028 0000000000000000
> GPR12: d000000001c73b80 c0000000009e2600 0000000000000000 0000000000000000
> GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000002000000
> GPR20: c0000000007acbe0 00000000027ace50 0000000000000000 0000000000000001
> GPR24: 0000000000000001 00000000027acbe0 c0000000009f3a40 c0000000fe8bb4c0
> GPR28: c0000000009e00d8 c0000000020e2000 c0000000008be480 c0000000fe8bb4c0
> NIP [c00000000036c50c] .hvc_fss_read_console+0x30/0x5c
                          ^^^^
This is the hvc routine for mambo aka systemsim aka fss. I don't think
it's safe to have it built in on a kernel for QS22.

cheers
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