Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761663AbXLOSfx (ORCPT ); Sat, 15 Dec 2007 13:35:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755705AbXLOSfo (ORCPT ); Sat, 15 Dec 2007 13:35:44 -0500 Received: from fg-out-1718.google.com ([72.14.220.156]:4098 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755144AbXLOSfn (ORCPT ); Sat, 15 Dec 2007 13:35:43 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=jNkqT5/LEavXTNBrsou5zMt6zXMlNVNf9M7IE9RdwoZXFNfL/wrGVu8Ph/JVDl76uBe2hcVw5UqFacyg5MhW+8/My2hz9Q4kj/Z/XF3z54ve2eOJAb9DTb4aiAXAUZzSwWx+5D0FD8djNsm6V9ojyUlt1faAUL9vi8WSN0iWjM0= Message-ID: <47642003.7090900@gmail.com> Date: Sat, 15 Dec 2007 19:42:11 +0100 From: Jarek Poplawski User-Agent: Icedove 1.5.0.14pre (X11/20071020) MIME-Version: 1.0 To: Andrew Morton CC: Miles Lane , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Ingo Molnar , Peter Zijlstra Subject: Re: 2.6.24-rc5-mm1 -- inconsistent {in-softirq-W} -> {softirq-on-R} usage. References: <20071214153633.5d8f609a.akpm@linux-foundation.org> <20071215031341.66dc0d05.akpm@linux-foundation.org> In-Reply-To: <20071215031341.66dc0d05.akpm@linux-foundation.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2068 Lines: 51 Andrew Morton wrote, On 12/15/2007 12:13 PM: > On Fri, 14 Dec 2007 22:58:24 -0500 "Miles Lane" wrote: ... >> I applied the patch and then tried my test again. This time my system >> locked up. >> Perhaps I should open a new thread for this, since the problem looks >> pretty different. >> >> Dec 14 21:32:55 feargod kernel: process `cat' is using deprecated >> sysctl (syscall) net.ipv6.neigh.default.retrans_time; Use >> net.ipv6.neigh.default.retran >> s_time_ms instead. >> Dec 14 21:32:55 feargod kernel: >> Dec 14 21:32:55 feargod kernel: ===================================== >> Dec 14 21:32:55 feargod kernel: [ BUG: bad unlock balance detected! ] >> Dec 14 21:32:55 feargod kernel: ------------------------------------- >> Dec 14 21:32:55 feargod kernel: cat/6180 is trying to release lock >> (kkkkkkk�����H3��) at: >> Dec 14 21:32:55 feargod kernel: [packet_seq_stop+0xe/0x10] >> packet_seq_stop+0xe/0x10 >> Dec 14 21:32:55 feargod kernel: but there are no more locks to release! >> Dec 14 21:32:55 feargod kernel: >> Dec 14 21:32:55 feargod kernel: other info that might help us debug this: >> Dec 14 21:32:55 feargod kernel: 2 locks held by cat/6180: >> Dec 14 21:32:55 feargod kernel: #0: (&p->lock){--..}, at: >> [crypto_algapi:seq_read+0x25/0x191c1] seq_read+0x25/0x26f >> Dec 14 21:32:55 feargod kernel: #1: >> (&net->packet.sklist_lock){-.--}, at: [packet_seq_start+0x14/0x4d] >> packet_seq_start+0x14/0x4d Miles, I didn't check this yet, but since there were some considerable changes, including locking, you could try with reverting some of these last 3 patches to net/packet by Denis: http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.25.git;a=history;f=net/packet/af_packet.c;h=485af5691d64270a02322925a6ccfad9d02b7f78;hb=HEAD Regards, Jarek P. -- 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/