From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: tcp assertion failures in 2.6.24-rc4-mm1 Date: Sun, 9 Dec 2007 00:23:57 -0800 Message-ID: <20071209002357.e6d081e8.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Ilpo =?ISO-8859-1?B?SuRydmluZW4=?= Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:57008 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750773AbXLIIYj (ORCPT ); Sun, 9 Dec 2007 03:24:39 -0500 Sender: netdev-owner@vger.kernel.org List-ID: This is a mac g5. It is being used as a distcc server across the LAN when... windfarm: CPUs control loops started. EXT3-fs: INFO: recovery required on readonly filesystem. EXT3-fs: write access will be enabled during recovery. kjournald starting. Commit interval 5 seconds EXT3-fs: recovery complete. EXT3-fs: mounted filesystem with ordered data mode. audit(1197190525.100:2): audit_pid=1989 old=0 by auid=4294967295 KERNEL: assertion (packets <= tp->packets_out) failed at net/ipv4/tcp_input.c (2136) KERNEL: assertion (packets <= tp->packets_out) failed at net/ipv4/tcp_input.c (2136) ------------[ cut here ]------------ Badness at net/ipv4/tcp_input.c:2518 NIP: c0000000003d46a4 LR: c0000000003d4d84 CTR: c000000000408914 REGS: c000000177b770e0 TRAP: 0700 Not tainted (2.6.24-rc4-mm1) MSR: 9000000000029032 CR: 24002488 XER: 00000000 TASK = c000000178868540[8316] 'cc1' THREAD: c000000177b74000 CPU: 1 NIP [c0000000003d46a4] .tcp_ack+0xd5c/0x1ce8 LR [c0000000003d4d84] .tcp_ack+0x143c/0x1ce8 Call Trace: [c000000177b77360] [c0000000003d4d84] .tcp_ack+0x143c/0x1ce8 (unreliable) [c000000177b77530] [c0000000003d81ac] .tcp_rcv_established+0x2fc/0x8d4 [c000000177b775e0] [c0000000003e2818] .tcp_v4_do_rcv+0x1fc/0x580 [c000000177b776d0] [c0000000003e37e0] .tcp_v4_rcv+0xc44/0xd28 [c000000177b777e0] [c0000000003bd398] .ip_local_deliver+0xb4/0x2cc [c000000177b77870] [c0000000003bd87c] .ip_rcv+0x2cc/0x6f0 [c000000177b77930] [c000000000396444] .netif_receive_skb+0x440/0x4bc [c000000177b779f0] [c00000000028255c] .tg3_poll+0x71c/0xb78 [c000000177b77b30] [c000000000396888] .net_rx_action+0x1e4/0x26c [c000000177b77be0] [c000000000069584] .__do_softirq+0xd8/0x190 [c000000177b77ca0] [c00000000000b95c] .do_softirq+0x94/0x9c [c000000177b77d30] [c0000000000696f0] .irq_exit+0x70/0x88 [c000000177b77db0] [c00000000000b83c] .do_IRQ+0xa0/0x12c [c000000177b77e30] [c000000000004790] hardware_interrupt_entry+0x18/0x1c Instruction dump: 7d7a5b78 3b200000 409e0008 933b0584 811b0584 39200000 2fa80000 409e0018 801b0588 2f800000 419e000c 39200001 <0fe00000> 2fa90000 409e0d60 72b40040 KERNEL: assertion (packets <= tp->packets_out) failed at net/ipv4/tcp_input.c (2136) ------------[ cut here ]------------ It's done that three times so far.