Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762118AbZD3DVn (ORCPT ); Wed, 29 Apr 2009 23:21:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761391AbZD3DVc (ORCPT ); Wed, 29 Apr 2009 23:21:32 -0400 Received: from chilli.pcug.org.au ([203.10.76.44]:49548 "EHLO smtps.tip.net.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761784AbZD3DVa (ORCPT ); Wed, 29 Apr 2009 23:21:30 -0400 Date: Thu, 30 Apr 2009 13:21:18 +1000 From: Stephen Rothwell To: Nick Piggin Cc: Sachin Sant , Pekka Enberg , linuxppc-dev@ozlabs.org, linux-next@vger.kernel.org, linux-kernel , Christoph Lameter Subject: Re: Next April 28: boot failure on PowerPC with SLQB Message-Id: <20090430132118.4a36f737.sfr@canb.auug.org.au> In-Reply-To: <49F87FAB.9050408@in.ibm.com> References: <20090428165343.2e357d7a.sfr@canb.auug.org.au> <49F6E421.401@in.ibm.com> <84144f020904280422s6a9a277fjc4619c904f37e5ca@mail.gmail.com> <20090429113604.GE3398@wotan.suse.de> <49F87FAB.9050408@in.ibm.com> X-Mailer: Sylpheed 2.6.0 (GTK+ 2.16.1; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg="PGP-SHA1"; boundary="Signature=_Thu__30_Apr_2009_13_21_18_+1000_TjY63O6d0bqFvAh9" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4282 Lines: 101 --Signature=_Thu__30_Apr_2009_13_21_18_+1000_TjY63O6d0bqFvAh9 Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Nick, On Wed, 29 Apr 2009 21:56:19 +0530 Sachin Sant wrote: > > Nick Piggin wrote: > > Does this help? > > --- > With the patch the machine boots past the failure point, but panics > immediately with the following trace... That patch also changes the behaviour of my machine. I now get: calling .init_trace_printk+0x0/0x34 @ 1 initcall .init_trace_printk+0x0/0x34 returned 0 after 0 usecs Unable to handle kernel paging request for data at address 0x00000030 Faulting instruction address: 0xc00000000008ae7c Oops: Kernel access of bad area, sig: 11 [#1] SMP NR_CPUS=3D128 NUMA pSeries Modules linked in: NIP: c00000000008ae7c LR: c0000000002b0cb8 CTR: 0000000000000000 REGS: c0000000d6357910 TRAP: 0300 Not tainted (2.6.30-rc3-autokern1) MSR: 8000000000009032 CR: 28000084 XER: 0000000f DAR: 0000000000000030, DSISR: 0000000042000000 TASK =3D c0000000fe368000[1] 'swapper' THREAD: c0000000d6354000 CPU: 0 GPR00: 0000000000000000 c0000000d6357b90 c000000000b04410 0000000000000028= =20 GPR04: c0000000006d7bd0 c000000000b95400 0000000000000000 c0000000fe368980= =20 GPR08: 000000000000004c 0000000000000291 0000000000000002 c0000000012bfd5c= =20 GPR12: 0000000048000088 c000000000b53280 0000000000000000 0000000002100000= =20 GPR16: c0000000006c8f50 c0000000006c76c8 0000000000000000 00000000003d8800= =20 GPR20: 00000000028c6bb0 c0000000007c6bb0 00000000028c6e20 c0000000007c6e20= =20 GPR24: c0000000006c89b8 0000000000000028 0000000000000003 c000000000b95400= =20 GPR28: c0000000006d7bd0 0000000000000010 c000000000a68708 0000000000000010= =20 NIP [c00000000008ae7c] .lockdep_init_map+0x3c/0x57c LR [c0000000002b0cb8] .__spin_lock_init+0x44/0x90 Call Trace: [c0000000d6357b90] [c000000000a68708] klist_remove_waiters+0xe210/0x2e2e0 (= unreliable) [c0000000d6357c50] [c0000000002b0cb8] .__spin_lock_init+0x44/0x90 [c0000000d6357d00] [c00000000054552c] .timer_cpu_notify+0xec/0x2c4 [c0000000d6357db0] [c000000000540bc0] .notifier_call_chain+0x5c/0xcc [c0000000d6357e50] [c000000000544ee0] .cpu_up+0xe8/0x1c4 [c0000000d6357f00] [c00000000078fb94] .kernel_init+0xf8/0x220 [c0000000d6357f90] [c0000000000262b8] .kernel_thread+0x54/0x70 Instruction dump: fbc1fff0 fbe1fff8 fae1ffb8 fb01ffc0 f8010010 fb41ffd0 fb61ffd8 fb81ffe0=20 f821ff41 ebc2b160 38000000 7c791b78 7cbf2b78 7cdd3378 e93e8138=20 ---[ end trace 31fd0ba7d8756001 ]--- Kernel panic - not syncing: Attempted to kill init! Call Trace: [c0000000d6357570] [c00000000000fd58] .show_stack+0x70/0x184 (unreliable) [c0000000d6357620] [c00000000005ed34] .panic+0x80/0x1b4 [c0000000d63576c0] [c00000000006337c] .do_exit+0x84/0x6f0 [c0000000d6357780] [c000000000024350] .die+0x24c/0x27c [c0000000d6357820] [c00000000002c1f4] .bad_page_fault+0xb8/0xd4 [c0000000d63578a0] [c00000000000534c] handle_page_fault+0x3c/0x5c --- Exception: 300 at .lockdep_init_map+0x3c/0x57c LR =3D .__spin_lock_init+0x44/0x90 [c0000000d6357b90] [c000000000a68708] klist_remove_waiters+0xe210/0x2e2e0 (= unreliable) [c0000000d6357c50] [c0000000002b0cb8] .__spin_lock_init+0x44/0x90 [c0000000d6357d00] [c00000000054552c] .timer_cpu_notify+0xec/0x2c4 [c0000000d6357db0] [c000000000540bc0] .notifier_call_chain+0x5c/0xcc [c0000000d6357e50] [c000000000544ee0] .cpu_up+0xe8/0x1c4 [c0000000d6357f00] [c00000000078fb94] .kernel_init+0xf8/0x220 [c0000000d6357f90] [c0000000000262b8] .kernel_thread+0x54/0x70 --=20 Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/ --Signature=_Thu__30_Apr_2009_13_21_18_+1000_TjY63O6d0bqFvAh9 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEARECAAYFAkn5GS4ACgkQjjKRsyhoI8zBNwCfTCMhsweqoqJQILgXYu8ipEO2 s1oAn22dNsVw91rOZ/AKy4T8N1C8mYvI =ere6 -----END PGP SIGNATURE----- --Signature=_Thu__30_Apr_2009_13_21_18_+1000_TjY63O6d0bqFvAh9-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/