Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753412AbbESGHf (ORCPT ); Tue, 19 May 2015 02:07:35 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:37693 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751781AbbESGHd (ORCPT ); Tue, 19 May 2015 02:07:33 -0400 Date: Tue, 19 May 2015 08:07:29 +0200 From: Jiri Pirko To: Huang Ying Cc: "David S. Miller" , LKML , LKP ML Subject: Re: [LKP] [flow_dissect] 06635a35d13: kernel BUG at include/linux/skbuff.h:1702! Message-ID: <20150519060729.GA2124@nanopsycho.orion> References: <1431999229.5148.238.camel@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1431999229.5148.238.camel@linux.intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4985 Lines: 77 Tue, May 19, 2015 at 03:33:49AM CEST, ying.huang@linux.intel.com wrote: >FYI, we noticed the below changes on > >git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master >commit 06635a35d13d42b95422bba6633f175245cc644e ("flow_dissect: use programable dissector in skb_flow_dissect and friends") > > >+-------------------------------------------------------+------------+------------+ >| | fbff949e3b | 06635a35d1 | >+-------------------------------------------------------+------------+------------+ >| boot_successes | 10 | 12 | >| boot_failures | 0 | 30 | >| kernel_BUG_at_include/linux/skbuff.h | 0 | 30 | >| invalid_opcode | 0 | 30 | >| RIP:eth_type_trans | 0 | 30 | >| Kernel_panic-not_syncing:Fatal_exception_in_interrupt | 0 | 30 | >| backtrace:smpboot_thread_fn | 0 | 1 | >| backtrace:cpu_startup_entry | 0 | 29 | >+-------------------------------------------------------+------------+------------+ > > >[ 12.587255] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready >[ 12.597889] Sending DHCP requests . >[ 12.601912] ------------[ cut here ]------------ >[ 12.607817] kernel BUG at include/linux/skbuff.h:1702! >[ 12.615382] invalid opcode: 0000 [#1] SMP >[ 12.620387] Modules linked in: >[ 12.624148] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.1.0-rc3-02462-gd65def8 #1 >[ 12.632985] Hardware name: Intel Corporation S2600WP/S2600WP, BIOS SE5C600.86B.02.02.0002.122320131210 12/23/2013 >[ 12.644921] task: ffffffff81cb2500 ti: ffffffff81ca0000 task.ti: ffffffff81ca0000 >[ 12.653758] RIP: 0010:[] [] eth_type_trans+0x100/0x150 >[ 12.663639] RSP: 0000:ffff88081e003d48 EFLAGS: 00010283 >[ 12.669845] RAX: 0000000000000156 RBX: ffff88080a283600 RCX: 0000000000001073 >[ 12.678091] RDX: ffff880808c9fdc0 RSI: ffff88080a26a000 RDI: ffff88080ee4d700 >[ 12.686336] RBP: ffff88081e003d58 R08: ffff88080a26a000 R09: 0000000000000022 >[ 12.694581] R10: 0000000000000011 R11: 0000000000000000 R12: 0000000000000164 >[ 12.702829] R13: ffff880809dea000 R14: 0000000000000001 R15: ffff88080ee4d700 >[ 12.711078] FS: 0000000000000000(0000) GS:ffff88081e000000(0000) knlGS:0000000000000000 >[ 12.720592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 >[ 12.727284] CR2: ffff88103ffff000 CR3: 0000000001cab000 CR4: 00000000001406f0 >[ 12.735529] Stack: >[ 12.742604] ffff88080a283600 ffff880808c9fec0 ffff88081e003dc8 ffffffff8161acbc >[ 12.751650] ffff880809b51000 ffff88080a283450 000001640dbfcb00 ffff88080a283400 >[ 12.760691] ffffea0000000000 0000000000000040 ffff88081e003db8 ffffc90006faf001 >[ 12.769734] Call Trace: >[ 12.772732] >[ 12.774955] [] igb_clean_rx_irq+0x72c/0x810 >[ 12.782216] [] igb_poll+0x348/0x710 >[ 12.788232] [] ? enqueue_hrtimer+0x29/0x90 >[ 12.794928] [] net_rx_action+0x1fa/0x340 >[ 12.801425] [] __do_softirq+0x121/0x2e0 >[ 12.807828] [] irq_exit+0x125/0x130 >[ 12.813843] [] do_IRQ+0x58/0xf0 >[ 12.819466] [] common_interrupt+0x6b/0x6b >[ 12.826061] >[ 12.828281] [] ? cpuidle_enter_state+0xaf/0x210 >[ 12.835931] [] ? cpuidle_enter_state+0x7f/0x210 >[ 12.843111] [] cpuidle_enter+0x17/0x20 >[ 12.849419] [] cpu_startup_entry+0x38e/0x410 >[ 12.856311] [] rest_init+0x8a/0x90 >[ 12.862231] [] start_kernel+0x44e/0x45b >[ 12.868632] [] ? early_idt_handlers+0x120/0x120 >[ 12.875811] [] x86_64_start_reservations+0x2a/0x2c >[ 12.883284] [] x86_64_start_kernel+0x136/0x145 >[ 12.890365] Code: 00 00 48 c1 e0 10 48 85 c0 0f b6 87 90 00 00 00 75 39 83 e0 f8 83 c8 01 88 87 90 00 00 00 e9 7a ff ff ff 0f 1f 84 00 00 00 00 00 <0f> 0b 66 0f 1f 44 00 00 0f b6 87 90 00 00 00 83 e0 f8 83 c8 03 >[ 12.917192] RIP [] eth_type_trans+0x100/0x150 >[ 12.924256] RSP >[ 12.928424] ---[ end trace 31faaf7444256a29 ]--- >[ 12.938166] Kernel panic - not syncing: Fatal exception in interrupt Hmm, looks like eth_get_headlen is not returning what it should. Looking into this. -- 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/