linux-kernel - Re: [BUG] 2.6.23-git19 - S390x: Kernel panic while bringing up the network interface

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Date:	Wed, 24 Oct 2007 16:25:21 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
CC:	linux390@...ibm.com, linux-s390@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andy Whitcroft <apw@...dowen.org>
Subject: Re: [BUG] 2.6.23-git19 - S390x: Kernel panic while bringing up the
 network interface

Heiko Carstens wrote:
> On Wed, Oct 24, 2007 at 08:59:06AM +0530, Kamalesh Babulal wrote:
>> Hi,
>>
>> Kernel panic's while bringing up the network interface with the 2.6.23-git19
>>
>> Setting network parameters:  Ý  OK  ¨
>> Bringing up loopback interface:  Ý  OK  ¨
>> Bringing up interface eth0:
>>  Ý<00000000002e2f72>¨ inet_ioctl+0xd6/0x110
>>  Ý<000000000027cae2>¨ sock_ioctl+0x26e/0x2a0
>>  Ý<00000000000b4c52>¨ do_ioctl+0x4a/0xac
>>  Ý<00000000000b5076>¨ vfs_ioctl+0x3c2/0x3d8
>>  Ý<00000000000b50ec>¨ sys_ioctl+0x60/0x88
>>  Ý<0000000000021b7e>¨ sysc_noemu+0x10/0x16
>>  Ý<00000200001201ca>¨ 0x200001201ca
>>
>>  <0>Kernel panic - not syncing: Fatal exception in interrupt
>> 00: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP stop from
>>  CPU 01.
>> 02: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP stop from
>>  CPU 01.
>> 03: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP stop from
>>  CPU 01.
>> 01: HCPGIR450W CP entered; disabled wait PSW 00020001 80000000 00000000 000164DE
> 
> That should be fixed with this one:
> 
> commit f1ecfd5d3b69d98b814435758c485e6fd0e112de
> Author: Ursula Braun <braunu@...ibm.com>
> Date:   Mon Oct 22 16:16:14 2007 +0200
> 
>     remove header_ops bug in qeth driver
>     
>     Remove qeth bug caused by commit:
>     [NET]: Move hardware header operations out of netdevice.
>     
>     This is the second part of the qeth header_ops patch, since
>     first patch sent 10/19 has been insufficient.
>     Nevertheless first patch is still valid and should be kept.
>     
>     Signed-off-by: Ursula Braun <braunu@...ibm.com>
>     Signed-off-by: Jeff Garzik <jeff@...zik.org>
> 
> Patch is in -rc1. Could you please pull and try again? Thanks.

Hi,

The kernel panic is not seen in the 2.6.24-rc1 kernel.

-- 
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
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