Re: 2.6.17-mm3

[Martin Bligh <mbligh@mbligh.org>]

Steve Fox wrote:
> On Tue, 27 Jun 2006 01:52:11 -0700, Andrew Morton wrote:
> 
> 
>>ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.17/2.6.17-mm3/
> 
> 
> Got this oops on a ppc64 box while running the reaim test. There were lots
> of fs/mount issues during boot, so if anyone thinks that is the problem,
> then we can try to fix that up first.

Nope, is not that. It's happening across several boxes.

It started in either -git9 or -git10 ... can't tell for sure, as -git9
didn't compile. I thought it was intermittent, but it seems pretty
persistently broken since then.

>  Oops: Kernel access of bad area, sig: 11 [#1]
> SMP NR_CPUS=32 NUMA 
> Modules linked in:
> NIP: C0000000000A311C LR: C0000000000A30D4 CTR: C0000000000A3024
> REGS: c0000007725b38d0 TRAP: 0300   Not tainted  (2.6.17-mm3-autokern1)
> MSR: 8000000000001032 <ME,IR,DR>  CR: 28224424  XER: 00000000
> DAR: 000000077BCC6180, DSISR: 0000000040000000
> TASK = c00000002fc74670[29812] 'cp' THREAD: c0000007725b0000 CPU: 2
> GPR00: 0000000000000000 C0000007725B3B50 C00000000063B828 C00000001E303EC0 
> GPR04: 0000000000000010 0000000000000000 0000000000000000 FFFFFFFFFFFFFFFD 
> GPR08: 0000000000000001 0000000000000000 000000077BCC6180 0000000000000000 
> GPR12: 0000000000000000 C00000000051FF80 0000000000000000 0000000000000001 
> GPR16: 0000000000000000 0000000000000004 0000000000020000 0000000000000000 
> GPR20: 0000000000000000 0000000000000000 C0000007759F9D00 0000000000000000 
> GPR24: 0000000000000E42 0000000000000000 000000000000474A C00000001E30F300 
> GPR28: 0000000000000000 0000000000000000 C000000000537288 C00000001E303E80 
> NIP [C0000000000A311C] .s_show+0xf8/0x364
> LR [C0000000000A30D4] .s_show+0xb0/0x364
> Call Trace:
> [C0000007725B3B50] [C0000000000A3334] .s_show+0x310/0x364 (unreliable)
> [C0000007725B3C20] [C0000000000D5E84] .seq_read+0x2f4/0x450
> [C0000007725B3D00] [C0000000000AADF8] .vfs_read+0xe0/0x1b4
> [C0000007725B3D90] [C0000000000AAFD4] .sys_read+0x54/0x98
> [C0000007725B3E30] [C00000000000871C] syscall_exit+0x0/0x40
> Instruction dump:
> 3b180001 7c004a78 79290020 7c0bfe70 7f5a4a14 7d600278 7c005850 54000ffe 
> 7c094038 2c090000 41820008 ebbe80b0 <e96a0000> 2fab0000 419e0008 7c005a2c