From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 04 Feb 2003 14:15:31 -0800 From: "Martin J. Bligh" Subject: Broken SCSI code in the BK tree (was: 2.5.59-mm8) Message-ID: <384960000.1044396931@flay> In-Reply-To: <20030204001709.5e2942e8.akpm@digeo.com> References: <20030203233156.39be7770.akpm@digeo.com><167540000.1044346173@[10.10.2.4]> <20030204001709.5e2942e8.akpm@digeo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton , Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: > "Martin J. Bligh" wrote: >> >> > http://www.zip.com.au/~akpm/linux/patches/2.5/2.5.59/2.5.59-mm8/ >> >> Booted to login prompt, then immediately oopsed >> (16-way NUMA-Q, mm6 worked fine). At a wild guess, I'd suspect >> irq_balance stuff. >> > > There are a lot of scsi updates in Linus's tree. Can you please > test just > > http://www.zip.com.au/~akpm/linux/patches/2.5/2.5.59/2.5.59-mm8/broken-out/linus.patch Yup, the SCSI code in Linus' tree has broken since 2.5.59. I reproduced this on my 4-way SMP machine (panic from that below), so it's not just NUMA-Q wierdness ;-) M. Unable to handle kernel NULL pointer dereference at virtual address 0000013c printing eip: c01c1986 *pde = 00000000 Oops: 0002 CPU: 3 EIP: 0060:[] Not tainted EFLAGS: 00010046 EIP is at isp1020_intr_handler+0x1e6/0x290 eax: 00000000 ebx: f7c42080 ecx: 00000000 edx: 00000054 esi: 00000002 edi: 00000013 ebp: 00000000 esp: f7f97efc ds: 007b es: 007b ss: 0068 Process swapper (pid: 0, threadinfo=f7f96000 task=f7f9d240) Stack: f7c42080 f7c52800 00000002 00000013 f7f97f80 00000003 00000003 f7c5289c f7c52800 c01c1791 00000013 f7c52800 f7f97f80 f7ffe1e0 24000001 c010a815 00000013 f7c52800 f7f97f80 c028fa60 00000260 00000013 f7f97f78 c010a9e6 Call Trace: [] do_isp1020_intr_handler+0x25/0x34 [] handle_IRQ_event+0x29/0x4c [] do_IRQ+0x96/0x100 [] default_idle+0x0/0x34 [] common_interrupt+0x18/0x20 [] default_idle+0x0/0x34 [] default_idle+0x29/0x34 [] cpu_idle+0x37/0x48 [] printk+0x149/0x160 Code: 89 85 3c 01 00 00 83 c4 04 eb 0a c7 85 3c 01 00 00 00 00 07 <0>Kernel panic: Aiee, killing interrupt handler! In interrupt handler - not syncing -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/