From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Fw: [Bug 62171] New: Kernel In local_bh_enable in case of Vlan Tagged ICMP Packets Date: Thu, 26 Sep 2013 14:38:09 -0700 Message-ID: <20130926143809.6b68ac36@nehalam.linuxnetplumber.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: gautam06acharya@gmail.com To: netdev@vger.kernel.org Return-path: Received: from mail-pa0-f51.google.com ([209.85.220.51]:35105 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754035Ab3IZViN (ORCPT ); Thu, 26 Sep 2013 17:38:13 -0400 Received: by mail-pa0-f51.google.com with SMTP id kp14so1900687pab.10 for ; Thu, 26 Sep 2013 14:38:12 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: I suspect this bug is against a kernel which is outside the window of versions that upstream developers care about, but forwarding it anyway. The 2.6.27.18 kernel is from Feb 2009! Begin forwarded message: Date: Thu, 26 Sep 2013 06:22:51 -0700 From: "bugzilla-daemon@bugzilla.kernel.org" To: "stephen@networkplumber.org" Subject: [Bug 62171] New: Kernel In local_bh_enable in case of Vlan Tagged ICMP Packets https://bugzilla.kernel.org/show_bug.cgi?id=62171 Bug ID: 62171 Summary: Kernel In local_bh_enable in case of Vlan Tagged ICMP Packets Product: Networking Version: 2.5 Kernel Version: Linux 2.6.27.18 Hardware: Mips64 OS: Linux Tree: Mainline Status: NEW Severity: high Priority: P1 Component: Other Assignee: shemminger@linux-foundation.org Reporter: gautam06acharya@gmail.com Regression: No Hi, Kernel In based on Linux Version 2.6.27.18, Cavium octeon Board is used. In SMP mode but one one cpu is loaded with Linux Kernel. Its getting crashed in WARN_ON_ONCE in _local_bh_enable_ip called from local_bh_enable. Please Find Below Stack Trace Regarding this Crash: [] warn_on_slowpath+0x58/0x90 [] local_bh_enable+0x88/0xf8 [] dev_queue_xmit+0x144/0x688 [] bond_dev_queue_xmit+0x44/0x178 [] bond_xmit_activebackup+0xb0/0xe8 [] dev_queue_xmit+0x5a4/0x688 [] vlan_dev_hwaccel_hard_start_xmit+0x8c/0xa0 [] dev_queue_xmit+0x5a4/0x688 [] ip_push_pending_frames+0x37c/0x4c0 [] icmp_reply+0x170/0x290 [] icmp_echo+0x58/0x68 [] icmp_rcv+0x334/0x390 [] ip_local_deliver_finish+0x13c/0x2d8 [] ip_rcv_finish+0x134/0x510 [] netif_receive_skb+0x41c/0x5d8 [] process_backlog+0xa8/0x160 [] net_rx_action+0x194/0x2e8 [] __do_softirq+0x114/0x288 [] do_softirq+0x80/0x98 [] irq_exit+0x64/0x78 [] plat_irq_dispatch+0xd0/0x1d0 [] ret_from_irq+0x0/0x4 [] r4k_wait+0x20/0x40 [] cpu_idle+0x34/0x60 -- You are receiving this mail because: You are the assignee for the bug.