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SubjectRe: 2.6.23-mm1 s390 driver problem

>> that helped going a little further in the boot process but we then have
>> a network issue when bringing the network interface up :
>
> please cc netdev on network issues.

yes.

>> Bringing up interface eth0: ------------Ý cut here ¨------------
>> Kernel BUG at 0000000000000002 Ýverbose debug info unavailable¨
>> illegal operation: 0001 Ý#1¨
>> Modules linked in:
>> CPU: 0 Not tainted
>> Process ip (pid: 1167, task: 0000000001d46038, ksp: 00000000025efb28)
>> Krnl PSW : 0704200180000000 0000000000000002 (0x2)
>> R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:0 CC:2 PM:0 EA:3
>> Krnl GPRS: 0000000000000000 0000000000000000 000000000241f600 0000000001c8d
>> 00000000000086dd 0000000001eb6d70 0000000000000000 0000000001c8d
>> 0000000001eb6d40 00000000003abc28 0000000001eb6d00 00000000025ef
>> 000000000241f600 00000000003b6d18 00000000002b33d2 00000000025ef
>> Krnl Code:>0000000000000002: 0000 unknown
>> 0000000000000004: 0000 unknown
>> 0000000000000006: 0000 unknown
>> 0000000000000008: 0000 unknown
>> 000000000000000a: 0000 unknown
>> 000000000000000c: 0000 unknown
>> 000000000000000e: 0000 unknown
>> 0000000000000010: 0000 unknown
>> Call Trace:
>> (Ý<00000000002b3352>¨ neigh_connected_output+0x76/0x138)
>> Ý<0000000000325402>¨ ip6_output2+0x2da/0x470
>> Ý<0000000000326ea6>¨ ip6_output+0x816/0x1064
>> Ý<0000000000338e46>¨ __ndisc_send+0x416/0x6a8
>> Ý<0000000000339330>¨ ndisc_send_rs+0x58/0x68
>> Ý<000000000032cbf4>¨ addrconf_dad_completed+0xbc/0x100
>> Ý<000000000032d2de>¨ addrconf_dad_start+0xa2/0x14c
>> Ý<000000000032d408>¨ addrconf_add_linklocal+0x80/0xa8
>> Ý<000000000032fa7e>¨ addrconf_notify+0x2de/0x8d4
>> Ý<0000000000383990>¨ notifier_call_chain+0x5c/0x98
>> Ý<0000000000063bca>¨ __raw_notifier_call_chain+0x26/0x34
>> Ý<0000000000063c06>¨ raw_notifier_call_chain+0x2e/0x3c
>> Ý<00000000002aa54c>¨ call_netdevice_notifiers+0x34/0x44
>> Ý<00000000002ad1aa>¨ dev_open+0x9e/0xe0
>> Ý<00000000002ad80a>¨ dev_change_flags+0x9e/0x1cc
>> Ý<0000000000302c74>¨ devinet_ioctl+0x650/0x73c
>> Ý<00000000003050ba>¨ inet_ioctl+0xde/0xf4
>> Ý<000000000029a8d0>¨ sock_ioctl+0x1cc/0x2dc
>> Ý<00000000000cb844>¨ do_ioctl+0xb8/0xcc
>> Ý<00000000000cb8f2>¨ vfs_ioctl+0x9a/0x3ec
>> Ý<00000000000cbc96>¨ sys_ioctl+0x52/0x7c
>> Ý<0000000000022484>¨ sysc_noemu+0x10/0x16
>> Ý<000002000010df12>¨ 0x2000010df12
>
> that's a network issue ;)
>
>> 00000000002b3352 gives : include/linux/netdevice.h:819
>>
>
> I have a feeling that we fixed this. But there's no BUG at 2.6.23-mm1's
> include/linux/netdevice.h:819.

but dev->header_ops is bogus. right ?

> How about setting CONFIG_DEBUG_BUGVERBOSE=y?

it is set :(

C.


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