Tue, May 19, 2015 at 03:33:49AM CEST, ying.hu...@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:[<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
Hmm, looks like eth_get_headlen is not returning what it should. Looking
into this.
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