Subject: Re: [BUG] next-20081231 - S390x kernel panics while bootup at init_sched_build_groups()

From: Heiko Carstens <[email-masked]>
Date: Fri, 2 Jan 2009 11:04:33 +0100

On Wed, Dec 31, 2008 at 09:33:29PM +0530, Kamalesh Babulal wrote:
> 	next-2001231 kernel panic's on S390x box, while boot up
> cpu: 4 configured CPUs, 0 standby CPUs
> cpu: Processor 0 started, address 2, identification 20AB8A
> cpu: Processor 1 started, address 0, identification 00AB8A
> cpu: Processor 2 started, address 1, identification 10AB8A
> cpu: Processor 3 started, address 3, identification 30AB8A
> Brought up 4 CPUs
> Unable to handle kernel pointer dereference at virtual kernel address 0000000100
> 3fa000
> Oops: 003b Ý#1¨ SMP
> Modules linked in:
> CPU: 0 Not tainted 2.6.28-next-20081231-autotest #1
> Process swapper (pid: 1, task: 000000003fe80000, ksp: 000000003fe8ba78)
> Krnl PSW : 0704000180000000 0000000000035632 (init_sched_build_groups+0xae/0x4a4
> )
>            R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:0 CC:0 PM:0 EA:3
> Krnl GPRS: 00000000003c27b0 00000001003fa278 0000000000000000 00000000003c2508
>            0000000000000000 000000000026f818 0000000000000000 0000000000000000
>            0000000000000000 000000003fe8be50 00000000ffffffff 000000003fe8bcf0
> Krnl Code: 0000000000035626: a7290000           lghi    00: HCPGSP2629I The virt

Seems to be fixed with linux-next from 2nd of January.