Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933351AbYBTTgS (ORCPT ); Wed, 20 Feb 2008 14:36:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933209AbYBTTfM (ORCPT ); Wed, 20 Feb 2008 14:35:12 -0500 Received: from mx1.redhat.com ([66.187.233.31]:60611 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761272AbYBTTfI (ORCPT ); Wed, 20 Feb 2008 14:35:08 -0500 Date: Wed, 20 Feb 2008 14:34:17 -0500 From: Rik van Riel To: Kamalesh Babulal Cc: Andrew Morton , linux-kernel@vger.kernel.org, oleg@tv-sign.ru, roland@redhat.com, Andy Whitcroft , Balbir Singh Subject: Re: [BUG] 2.6.25-rc2-mm1 - Kernel panic while bootup caused by signal_group_exit() Message-ID: <20080220143417.6e419c5e@cuia.boston.redhat.com> In-Reply-To: <47B7B3B9.2090706@linux.vnet.ibm.com> References: <20080216002522.9c4bd0fb.akpm@linux-foundation.org> <47B7B3B9.2090706@linux.vnet.ibm.com> Organization: Red Hat, Inc X-Mailer: Claws Mail 3.1.0 (GTK+ 2.12.1; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2661 Lines: 48 On Sun, 17 Feb 2008 09:40:33 +0530 Kamalesh Babulal wrote: > [ 25.512919] BUG: unable to handle kernel paging request at 9d74e37b > [ 25.514926] IP: [] proc_flush_task+0x5b/0x223 I wonder if this one is related. Also with 2.6.25-rc2-mm1 on x86_64: BUG: unable to handle kernel paging request at 0000000000200200 IP: [] free_pid+0x35/0x90 PGD 43c00c067 PUD 43e5f1067 PMD 0 Oops: 0002 [1] SMP last sysfs file: /sys/devices/pnp0/00:0b/id CPU 7 Modules linked in: dm_multipath qla2xxx bnx2 iTCO_wdt iTCO_vendor_support serio_raw rtc_cmos pcspkr watchdog_core scsi_transport_fc watchdog_dev i5000_edac edac_core button dcdbas joydev sg sr_mod cdrom usb_storage ata_piix libata dm_snapshot dm_zero dm_mirror dm_mod shpchp megaraid_sas sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last unloaded: microcode] Pid: 1992, comm: S05kudzu Not tainted 2.6.25-rc2-mm1 #4 RIP: 0010:[] [] free_pid+0x35/0x90 RSP: 0018:ffff81043c895e58 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff81043dd31440 RCX: ffff81043e5ffb08 RDX: 0000000000200200 RSI: 0000000000000046 RDI: 0000000000000000 RBP: ffff81043b9703c0 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81043d1a R11: 0000000000000000 R12: ffff81043e5ffac0 R13: 0000000000000000 R14: 0000000000000000 R15: 00000000008cd530 FS: 00007f68f99786f0(0000) GS:ffff81043e7100c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000200200 CR3: 0000000436c1f000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process S05kudzu (pid: 1992, threadinfo ffff81043c894000, task ffff81043b9acb40) Stack: ffff81043dd31440 ffff81043b9703c0 ffff81043c84ae40 ffffffff81035a6d ffff81043b9703c0 0000000000000000 00000000000007cd ffffffff810362b7 ffff81043c895f18 ffffffff81051316 0000000000000000 00007fff01989514 Call Trace: [] ? release_task+0x1be/0x346 [] ? do_wait+0x6c2/0xa0e [] ? trace_hardirqs_on_caller+0xf2/0x115 [] ? default_wake_function+0x0/0xe [] ? trace_hardirqs_on_caller+0xf2/0x115 [] ? sys_wait4+0x8a/0xa1 [] ? system_call_after_swapgs+0x7b/0x80 -- All Rights Reversed -- 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/