From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andy Whitcroft Subject: s390x: getting ipv6 bugs on mainline since 2.6.23-git3 Date: Thu, 18 Oct 2007 10:35:56 +0100 Message-ID: <20071018093556.GT21136@shadowen.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Kamalesh Babulal To: linux390@de.ibm.com Return-path: Received: from hellhawk.shadowen.org ([80.68.90.175]:2496 "EHLO hellhawk.shadowen.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754872AbXJRJfz (ORCPT ); Thu, 18 Oct 2007 05:35:55 -0400 Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Seems we are getting some kind of bug out of our s390x partition (lnxab= at1) when booting latest mainline releases, specifically since 2.6.23-git3. Kernel BUG at 0000000000000002 =DDverbose debug info unavailable=A8 illegal operation: 0001 =DD#1=A8 Modules linked in: dm_mod sit tunnel4 ipv6 qeth ccwgroup qdio dasd_fba_= mod dasd_ eckd_mod dasd_mod CPU: 0 Not tainted Process ip (pid: 2614, task: 000000003f42f680, ksp: 000000003cf2feb8) 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 000000003e6d5d00 000000003= e01f000 00000000000086dd 000000003cdac144 0000000000000000 000000000= 0000010 000000003e01f000 000000003d97e3c0 0000000100eaaa00 000000003= cdac100 000000003e6d5d00 00000001018fb1d0 0000000000286da8 000000003= cf2f5e8 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: (=DD<0000000000286d60>=A8 neigh_connected_output+0x68/0xfc) =DD<00000001018cc7fe>=A8 ip6_output2+0x416/0x4ac =DDipv6=A8 =DD<00000001018ceaa8>=A8 ip6_output+0xfc4/0xfd4 =DDipv6=A8 =DD<00000001018dfe40>=A8 __ndisc_send+0x52c/0x6f0 =DDipv6=A8 =DD<00000001018e0218>=A8 ndisc_send_rs+0x4c/0x5c =DDipv6=A8 =DD<00000001018d40e6>=A8 addrconf_dad_completed+0xa2/0xf0 =DDipv6=A8 =DD<00000001018d4880>=A8 addrconf_dad_start+0xa0/0x124 =DDipv6=A8 =DD<00000001018d496a>=A8 addrconf_add_linklocal+0x66/0x98 =DDipv6=A8 =DD<00000001018d7a3c>=A8 addrconf_notify+0x6cc/0x898 =DDipv6=A8 =DD<000000000004ad7c>=A8 notifier_call_chain+0x50/0x8c =DD<000000000004b0b6>=A8 __raw_notifier_call_chain+0x1a/0x28 =DD<000000000004b0e6>=A8 raw_notifier_call_chain+0x22/0x30 =DD<000000000027f014>=A8 call_netdevice_notifiers+0x28/0x38 =DD<0000000000281732>=A8 dev_open+0xba/0xd0 =DD<0000000000281cce>=A8 dev_change_flags+0xbe/0x198 =DD<00000000002d681c>=A8 devinet_ioctl+0x2c8/0x6c0 =DD<000000000027138a>=A8 sock_ioctl+0x26e/0x2a0 =DD<00000000000ab1ce>=A8 do_ioctl+0x4a/0xac =DD<00000000000ab5f2>=A8 vfs_ioctl+0x3c2/0x3d8 =DD<00000000000ab676>=A8 sys_ioctl+0x6e/0x94 =DD<00000000000215c6>=A8 sysc_noemu+0x10/0x16 =DD<00000200001201ca>=A8 0x200001201ca <0>Kernel panic - not syncing: Fatal exception in interrupt 01: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP = stop from CPU 00. 02: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP = stop from CPU 00. 03: HCPGSP2629I The virtual machine is placed in CP mode due to a SIGP = stop from CPU 00. 00: HCPGIR450W CP entered; disabled wait PSW 00020001 80000000 00000000= 00015FDE -apw