linux-kernel - [LKP] [flow_dissect] 06635a35d13: kernel BUG at include/linux/skbuff.h:1702!

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Date:	Tue, 19 May 2015 09:33:49 +0800
From:	Huang Ying <ying.huang@...ux.intel.com>
To:	Jiri Pirko <jiri@...nulli.us>
Cc:	"David S. Miller" <davem@...emloft.net>,
	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [LKP] [flow_dissect] 06635a35d13: kernel BUG at
 include/linux/skbuff.h:1702!

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:[<ffffffff817a62e0>]  [<ffffffff817a62e0>] 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]  <IRQ> 
[   12.774955]  [<ffffffff8161acbc>] igb_clean_rx_irq+0x72c/0x810
[   12.782216]  [<ffffffff8161b0e8>] igb_poll+0x348/0x710
[   12.788232]  [<ffffffff810e4179>] ? enqueue_hrtimer+0x29/0x90
[   12.794928]  [<ffffffff817827ba>] net_rx_action+0x1fa/0x340
[   12.801425]  [<ffffffff8107aee1>] __do_softirq+0x121/0x2e0
[   12.807828]  [<ffffffff8107b2d5>] irq_exit+0x125/0x130
[   12.813843]  [<ffffffff818cc868>] do_IRQ+0x58/0xf0
[   12.819466]  [<ffffffff818ca8ab>] common_interrupt+0x6b/0x6b
[   12.826061]  <EOI> 
[   12.828281]  [<ffffffff8173afcf>] ? cpuidle_enter_state+0xaf/0x210
[   12.835931]  [<ffffffff8173af9f>] ? cpuidle_enter_state+0x7f/0x210
[   12.843111]  [<ffffffff8173b167>] cpuidle_enter+0x17/0x20
[   12.849419]  [<ffffffff810bbe6e>] cpu_startup_entry+0x38e/0x410
[   12.856311]  [<ffffffff818b505a>] rest_init+0x8a/0x90
[   12.862231]  [<ffffffff81e80f83>] start_kernel+0x44e/0x45b
[   12.868632]  [<ffffffff81e80120>] ? early_idt_handlers+0x120/0x120
[   12.875811]  [<ffffffff81e804d7>] x86_64_start_reservations+0x2a/0x2c
[   12.883284]  [<ffffffff81e8060f>] 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  [<ffffffff817a62e0>] eth_type_trans+0x100/0x150
[   12.924256]  RSP <ffff88081e003d48>
[   12.928424] ---[ end trace 31faaf7444256a29 ]---
[   12.938166] Kernel panic - not syncing: Fatal exception in interrupt



Thanks,
Ying Huang


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