From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751447AbWFPTEU (ORCPT ); Fri, 16 Jun 2006 15:04:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751448AbWFPTEU (ORCPT ); Fri, 16 Jun 2006 15:04:20 -0400 Received: from wr-out-0506.google.com ([64.233.184.233]:3014 "EHLO wr-out-0506.google.com") by vger.kernel.org with ESMTP id S1751447AbWFPTET (ORCPT ); Fri, 16 Jun 2006 15:04:19 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=HFSKHGB7+4tEiWd2Sz9JwUSJ1h/bXgFrpo4hdHH0279rYa9oRA3ZoG5SyqQaN65Wro3I3dHfPL4Zr8NbIjHQxLc1xVOLwaObHMXQunb9nPQUp/dVBoTtaY2I3xQc/kaZMhpRhHDKGIrsd9OMTIUgoDSOtuu9b0pgrpn1bW4Q1f8= Message-ID: <449300A2.7070306@gmail.com> Date: Fri, 16 Jun 2006 12:04:02 -0700 From: Bruce Eleniak User-Agent: Thunderbird 1.5.0.4 (Windows/20060516) MIME-Version: 1.0 To: "K.R. Foley" CC: tglx@linutronix.de, Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: 2.6.17-rc6-rt3 References: <20060610082406.GA31985@elte.hu> <448D9F70.2040400@cybsft.com> <448DA21C.7090609@cybsft.com> <1150132934.5257.230.camel@localhost.localdomain> <448DA546.7070102@cybsft.com> <4492FDCC.6040102@gmail.com> In-Reply-To: <4492FDCC.6040102@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Bruce Eleniak wrote: > K.R. Foley wrote: >> Thomas Gleixner wrote: >> >>> On Mon, 2006-06-12 at 12:19 -0500, K.R. Foley wrote: >>> >>>>> BUG: unable to handle kernel paging request at virtual address >>>>> f3010000 >>>>> printing eip: >>>>> *pde = 00000000 >>>>> Oops: 0000 [#1] >>>>> PREEMPT SMP >>>>> Modules linked in: >>>>> CPU: 1 >>>>> EIP: 0060:[] Not tainted VLI >>>>> EFLAGS: 00010297 (2.6.17-rc6-rt4 #10) >>>>> EIP is at lookup_symbol+0x11/0x35 >>>>> eax: 00000001 ebx: e083185c ecx: c02f20c4 edx: c02f0000 >>>>> esi: f3010000 edi: e083185c ebp: df597e80 esp: df597e74 >>>>> ds: 007b es: 007b ss: 0068 preempt: 00000001 >>>>> Process modprobe (pid: 1419, threadinfo=df596000 task=dec3ac90 >>>>> stack_left=7744 worst_left=-1) >>>>> Stack: e083b580 00000bf0 e083185c df597e9c c0132fe5 df597eb4 df597eb0 >>>>> e083b580 >>>>> 00000bf0 e083185c df597ec4 c0133c93 00000001 00000012 e082dde8 >>>>> 00000000 >>>>> df597ed8 e0839200 00000bf0 e082dde8 df597ee8 c01341fa e083b580 >>>>> 00000000 >>>>> Call Trace: >>>>> [] show_stack_log_lvl+0x82/0x8a (36) >>>>> [] show_registers+0x139/0x1a1 (32) >>>>> [] die+0x118/0x1df (60) >>>>> [] do_page_fault+0x45c/0x532 (76) >>>>> [] error_code+0x4f/0x54 (72) >>>>> [] __find_symbol+0x25/0x1b7 (28) >>>>> [] resolve_symbol+0x27/0x5f (40) >>>>> [] simplify_symbols+0x83/0xf3 (36) >>>>> [] load_module+0x668/0x9e2 (184) >>>>> [] sys_init_module+0x42/0x1a4 (20) >>>>> [] sysenter_past_esp+0x54/0x75 (-8116) >>>>> Code: eb 11 8b 75 f0 41 83 c2 28 0f b7 46 30 39 c1 72 c9 31 c0 5a >>>>> 59 5b >>>>> 5e 5f 5d c3 55 89 e5 57 56 53 89 c3 39 ca 73 22 8b 72 04 89 df >>>>> ae >>>>> 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 75 04 89 >>>>> EIP: [] lookup_symbol+0x11/0x35 SS:ESP 0068:df597e74 >>>>> >>>> DOH! That was actually 2.6.17-rc6-rt4. Sorry. >>>> >>> Which module is it trying to load ? >>> >>> tglx >>> >> >> Can't really say which it is trying to load when it dies. The lines >> below are the lines that immediately preceed the oops. >> >> NET: Registered protocol family 1 >> input: AT Translated Set 2 keyboard as /class/input/input0 >> NET: Registered protocol family 17 >> NET: Registered protocol family 8 >> NET: Registered protocol family 20 >> Starting balanced_irq >> Using IPI Shortcut mode >> Time: tsc clocksource has been installed. >> hrtimers: Switched to high resolution mode CPU 3 >> hrtimers: Switched to high resolution mode CPU 2 >> hrtimers: Switched to high resolution mode CPU 1 >> hrtimers: Switched to high resolution mode CPU 0 >> ***************************************************************************** >> >> * >> * >> * REMINDER, the following debugging option is turned on in your >> .config: * >> * >> * >> * CONFIG_DEBUG_RT_MUTEXES >> * >> * >> * >> * it may increase runtime overhead and latencies. >> * >> * >> * >> ***************************************************************************** >> >> Freeing unused kernel memory: 200k freed >> input: ImExPS/2 Generic Explorer Mouse as /class/input/input1 >> kjournald starting. Commit interval 5 seconds >> EXT3-fs: mounted filesystem with ordered data mode. >> >> > Similar for me on a dual Xeon 3.2 with 2.6.17-rc6-rt4: > > ***************************************************************************** > > Time: tsc clocksource has been installed. > hrtimers: Switched to high resolution mode CPU 0 > hrtimers: Switched to high resolution mode CPU 1 > * > * > * REMINDER, the following debugging option is turned on in your > .config: * > * > * > * > CONFIG_DEBUG_RT_MUTEXES * > * > * > * it may increase runtime overhead and > latencies. * > * > * > ***************************************************************************** > > Freeing unused kernel memory: 208k freed > Red Hat nash version 4.1.18.1 starting > Mounted /proc filesystem > Mounting sysfs > Creating /dev > Starting udev > Loading jbd.ko mBUG: unable to handle kernel paging request at virtual > address 75010000 > printing eip: > c0135679 > *pde = 00000000 > Oops: 0000 [#1] > PREEMPT SMP > Modules linked in: > CPU: 1 > Eodule > IP: 0060:[] Not tainted VLI > EFLAGS: 00010297 (2.6.17-rc6-rt5 #1) > EIP is at lookup_symbol+0xe/0x31 > eax: ffffffff ebx: f881a7d2 ecx: c0332f3c edx: c03309d8 > esi: 75010000 edi: f881a7d2 ebp: f7f27ec0 esp: f7f27e8c > ds: 007b es: 007b ss: 0068 preempt: 00000001 > Process insmod (pid: 293, threadinfo=f7f27000 task=f7f360f0 > stack_left=3672 worst_left=-1) > Stack: f882e520 000010a0 f881a7d2 c01356bd f7f27ebc f882e520 000010a0 > f881a7d2 > 00000012 c013630c 00000001 f881752c 00000000 c0334284 f882abc0 > 000010a0 > f881752c 0000008f c0136859 f882e520 00000000 f881931c f882e52c > f882e52d > Call Trace: > [] __find_symbol+0x21/0x1b3 (16) > [] resolve_symbol+0x27/0x61 (24) > [] simplify_symbols+0x85/0xf7 (36) > [] load_module+0x73f/0xaf9 (32) > [] try_to_take_rt_mutex+0x165/0x172 (20) > [] sys_init_module+0x24/0x1a0 (16) > [] sys_init_module+0x42/0x1a0 (144) > [] sysenter_past_esp+0x54/0x75 (16) > Code: 01 85 c0 75 04 89 c8 eb 0e 0f b7 45 30 41 83 c2 28 39 c1 72 cb > 31 c0 5a 5b 5e 5f 5d c3 57 56 53 89 c3 39 ca 73 22 8b 72 04 89 df > ae 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 > > Whoops. 2.6.17-rc6-rt5 sorry. FWIW, Thomas' 2.6.17-rc6-hrt4 runs fine in isolation from the rt patchset.