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 Thanks, Ying Huang