From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932155AbWF2TBK (ORCPT ); Thu, 29 Jun 2006 15:01:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932165AbWF2TBJ (ORCPT ); Thu, 29 Jun 2006 15:01:09 -0400 Received: from py-out-1112.google.com ([64.233.166.181]:2705 "EHLO py-out-1112.google.com") by vger.kernel.org with ESMTP id S932155AbWF2TBH (ORCPT ); Thu, 29 Jun 2006 15:01:07 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=b1B5kigq4AaytGy6WJtvD2oxa7+gkOnCaBXZeya+PgrP4y5H17YSg23NmFDJBTmetDLpZhI2fN4DeqZVKYO3S7LNy79oxL4hsTD7STTu1xwzmH1tydjUQiRzn7hv6iBCGTxQRAe4pxYEYAfNZiwE5M/idpNkisvMHK7HaOv2yMo= Message-ID: Date: Thu, 29 Jun 2006 12:01:06 -0700 From: "Miles Lane" To: "Andrew Morton" , LKML Subject: 2.6.17-mm3 -- BUG: illegal lock usage -- illegal {softirq-on-W} -> {in-softirq-R} usage. MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org [ BUG: illegal lock usage! ] ---------------------------- illegal {softirq-on-W} -> {in-softirq-R} usage. java_vm/4418 [HC0[0]:SC1[1]:HE1:SE0] takes: (&sk->sk_dst_lock){---?}, at: [] sk_dst_check+0x1b/0xe6 {softirq-on-W} state was registered at: [] lock_acquire+0x60/0x80 [] _write_lock+0x23/0x32 [] inet_bind+0x16c/0x1cc [] sys_bind+0x61/0x80 [] sys_socketcall+0x7d/0x186 [] sysenter_past_esp+0x56/0x8d irq event stamp: 11052 hardirqs last enabled at (11052): [] kmem_cache_alloc+0x89/0xa6 hardirqs last disabled at (11051): [] kmem_cache_alloc+0x3a/0xa6 softirqs last enabled at (11040): [] dev_queue_xmit+0x224/0x24b softirqs last disabled at (11041): [] do_softirq+0x58/0xbd other info that might help us debug this: 1 lock held by java_vm/4418: #0: (af_family_keys + (sk)->sk_family#4){-+..}, at: [] tcp_v6_rcv+0x308/0x7b7 [ipv6] stack backtrace: [] show_trace_log_lvl+0x54/0xfd [] show_trace+0xd/0x10 [] dump_stack+0x19/0x1b [] print_usage_bug+0x1cc/0x1d9 [] mark_lock+0x193/0x360 [] __lock_acquire+0x3b7/0x970 [] lock_acquire+0x60/0x80 [] _read_lock+0x23/0x32 [] sk_dst_check+0x1b/0xe6 [] ip6_dst_lookup+0x31/0x172 [ipv6] [] tcp_v6_send_synack+0x10f/0x238 [ipv6] [] tcp_v6_conn_request+0x281/0x2c7 [ipv6] [] tcp_rcv_state_process+0x5d/0xbde [] tcp_v6_do_rcv+0x26d/0x384 [ipv6] [] tcp_v6_rcv+0x75d/0x7b7 [ipv6] [] ip6_input+0x201/0x2d1 [ipv6] [] ipv6_rcv+0x190/0x1bf [ipv6] [] netif_receive_skb+0x2e6/0x37f [] process_backlog+0x80/0x112 [] net_rx_action+0x8b/0x1e8 [] __do_softirq+0x55/0xb0 [] do_softirq+0x58/0xbd [] local_bh_enable+0xd0/0x107 [] dev_queue_xmit+0x224/0x24b [] neigh_resolve_output+0x1e2/0x20e [] ip6_output2+0x1de/0x1fc [ipv6] [] ip6_output+0x69c/0x6c6 [ipv6] [] ip6_xmit+0x22b/0x295 [ipv6] [] inet6_csk_xmit+0x200/0x20e [ipv6] [] tcp_transmit_skb+0x5de/0x60c [] tcp_connect+0x2bb/0x31a [] tcp_v6_connect+0x520/0x655 [ipv6] [] inet_stream_connect+0x83/0x20f [] sys_connect+0x67/0x84 [] sys_socketcall+0x8c/0x186 [] sysenter_past_esp+0x56/0x8d