Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757056AbYBQEKt (ORCPT ); Sat, 16 Feb 2008 23:10:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753552AbYBQEKk (ORCPT ); Sat, 16 Feb 2008 23:10:40 -0500 Received: from E23SMTP05.au.ibm.com ([202.81.18.174]:49388 "EHLO e23smtp05.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752723AbYBQEKj (ORCPT ); Sat, 16 Feb 2008 23:10:39 -0500 Message-ID: <47B7B3B9.2090706@linux.vnet.ibm.com> Date: Sun, 17 Feb 2008 09:40:33 +0530 From: Kamalesh Babulal User-Agent: Thunderbird 1.5.0.14pre (X11/20071023) MIME-Version: 1.0 To: Andrew Morton CC: linux-kernel@vger.kernel.org, oleg@tv-sign.ru, roland@redhat.com, Andy Whitcroft , Balbir Singh Subject: [BUG] 2.6.25-rc2-mm1 - Kernel panic while bootup caused by signal_group_exit() References: <20080216002522.9c4bd0fb.akpm@linux-foundation.org> In-Reply-To: <20080216002522.9c4bd0fb.akpm@linux-foundation.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2663 Lines: 46 Hi Andrew, The signals-do_signal_stop-use-signal_group_exit.patch is causing the kernel panic, while booting in to the 2.6.25-rc2-mm1 kernel on x86. There has been discussion on the patch for this panic on http://lkml.org/lkml/2008/2/16/99 [ 25.512919] BUG: unable to handle kernel paging request at 9d74e37b [ 25.514926] IP: [] proc_flush_task+0x5b/0x223 [ 25.516934] Oops: 0000 [#1] SMP [ 25.517918] last sysfs file: /sys/block/hdc/removable [ 25.517918] Modules linked in: dm_mirror dm_mod video output sbs sbshc battery ac parport_pc lp parport floppy sg serio_raw ide_cd_mod cdrom scb2_flash mtd chipreg button i2c_piix4 i2c_core pcspkr tg3 mptspi mptscsih mptbase scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [ 25.517918] [ 25.517918] Pid: 1, comm: init Not tainted (2.6.25-rc2-mm1-autotest #1) [ 25.517918] EIP: 0060:[] EFLAGS: 00010282 CPU: 2 [ 25.517918] EIP is at proc_flush_task+0x5b/0x223 [ 25.517918] EAX: 9d74e35b EBX: f7881ef0 ECX: f7a5ed84 EDX: a56b6b6b [ 25.517918] ESI: f74f76f8 EDI: a56b6b6b EBP: f7881f08 ESP: f7881ec0 [ 25.517918] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 [ 25.517918] Process init (pid: 1, ti=f7881000 task=f788adf0 task.ti=f7881000) [ 25.517918] Stack: f7a5ed84 00000001 f7a5ed58 f7a5ed58 00000000 a56b6b6b f7852750 f7a5ed68 [ 25.517918] 35881ef4 00003130 f788b4a4 f788adf0 0012d6c5 00000003 f7881ee3 00000003 [ 25.517918] f7a72df0 f7a72df0 f7881f1c c042676d 00000003 000001f5 f7a72df0 f7881f78 [ 25.517918] Call Trace: [ 25.517918] [] release_task+0x19/0x2d5 [ 25.517918] [] do_wait+0x5f2/0x8fc [ 25.517918] [] default_wake_function+0x0/0xd [ 25.517918] [] sys_wait4+0x78/0x8e [ 25.517918] [] sys_waitpid+0x13/0x15 [ 25.517918] [] sysenter_past_esp+0x5f/0x99 [ 25.517918] ======================= [ 25.517918] Code: 1c 89 4d d4 89 4d c4 89 55 b8 e9 b5 01 00 00 31 ff 83 7d c4 00 74 06 8b 45 d4 8b 78 1c 8b 55 b8 8b 4d b8 8b 12 89 55 cc 8b 41 04 <8b> 40 20 52 68 33 cd 6f c0 6a 0d 89 45 d0 8d 45 db 50 89 45 f0 [ 25.517918] EIP: [] proc_flush_task+0x5b/0x223 SS:ESP 0068:f7881ec0 [ 25.517939] ---[ end trace d0df919a64605019 ]--- [ 25.518925] Kernel panic - not syncing: Attempted to kill init! -- Thanks & Regards, Kamalesh Babulal, Linux Technology Center, IBM, ISTL. -- 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/