刚刚在 Dell FX160 瘦客户端上安装了 Ubuntu Server。除了板载千兆以太网外，一切似乎都正常工作。问题似乎是tg3驱动程序中的一个错误。
我可以验证以太网卡做在 Arch Linux 上（以及 Windows 上）运行良好。Arch 使用 4.14 LTS 内核，而 Ubuntu 似乎使用 4.15。因此问题可能出在 18 LTS 中包含的内核版本上。
以下是内核消息的转储。一旦卡上的链接启动，就会出现以下消息，并且链接会“关闭”。卡上的灯保持亮起。
[ 1405.685798] tg3 0000:02:00.0 enp2s0: Link is up at 1000 Mbps, full duplex
[ 1405.685861] tg3 0000:02:00.0 enp2s0: Flow control is on for TX and on for RX
[ 1405.685925] IPv6: ADDRCONF(NETDEV_CHANGE): enp2s0: link becomes ready
[ 1411.035974] ------------[ cut here ]------------
[ 1411.036018] NETDEV WATCHDOG: enp2s0 (tg3): transmit queue 0 timed out
[ 1411.036095] WARNING: CPU: 1 PID: 0 at /build/linux-SlLHxe/linux-4.15.0/net/sched/sch_generic.c:323 dev_watchdog+0x221/0x230
[ 1411.036100] Modules linked in: joydev input_leds mcs7830 usbnet mii shpchp dcdbas coretemp serio_raw mac_hid sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear hid_logitech_hidpp hid_logitech_dj usbhid hid tg3 ptp ahci pps_core psmouse libahci sis_agp
[ 1411.036211] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.15.0-34-generic #37-Ubuntu
[ 1411.036214] Hardware name: Dell Inc. OptiPlex 160 /0H7TGR, BIOS A06 05/21/2010
[ 1411.036222] RIP: 0010:dev_watchdog+0x221/0x230
[ 1411.036227] RSP: 0018:ffff8ee07dc83e58 EFLAGS: 00010286
[ 1411.036233] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 1411.036237] RDX: 0000000000040400 RSI: 00000000000000f6 RDI: 0000000000000300
[ 1411.036241] RBP: ffff8ee07dc83e88 R08: 0000000000000001 R09: 000000000000024e
[ 1411.036245] R10: ffff8ee07dc83ee0 R11: 0000000000000000 R12: 0000000000000005
[ 1411.036249] R13: ffff8ee034452000 R14: ffff8ee034452478 R15: ffff8ee07a9de580
[ 1411.036254] FS: 0000000000000000(0000) GS:ffff8ee07dc80000(0000) knlGS:0000000000000000
[ 1411.036257] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1411.036260] CR2: 000055560fcc6ac8 CR3: 00000000338c4000 CR4: 00000000000006e0
[ 1411.036264] Call Trace:
[ 1411.036272] <IRQ>
[ 1411.036290] ? dev_deactivate_queue.constprop.33+0x60/0x60
[ 1411.036303] call_timer_fn+0x30/0x130
[ 1411.036312] run_timer_softirq+0x3fb/0x450
[ 1411.036321] ? ktime_get+0x43/0xa0
[ 1411.036332] ? lapic_next_event+0x20/0x30
[ 1411.036341] __do_softirq+0xe4/0x2bb
[ 1411.036352] irq_exit+0xb8/0xc0
[ 1411.036360] smp_apic_timer_interrupt+0x79/0x130
[ 1411.036368] apic_timer_interrupt+0x84/0x90
[ 1411.036373] </IRQ>
[ 1411.036383] RIP: 0010:cpuidle_enter_state+0xa7/0x2f0
[ 1411.036387] RSP: 0018:ffff9db88037fe68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11
[ 1411.036394] RAX: ffff8ee07dca2880 RBX: 00000148884bf543 RCX: 000000000000001f
[ 1411.036397] RDX: 00000148884bf543 RSI: fffffff0279aae7e RDI: 0000000000000000
[ 1411.036400] RBP: ffff9db88037fea8 R08: 0000000000002cd2 R09: 0000000000001610
[ 1411.036403] R10: ffff9db88037fe38 R11: 0000000000002b1a R12: ffff8ee07dcac200
[ 1411.036406] R13: 0000000000000001 R14: ffffffff87d71b58 R15: 0000000000000000
[ 1411.036420] ? cpuidle_enter_state+0x97/0x2f0
[ 1411.036430] cpuidle_enter+0x17/0x20
[ 1411.036440] call_cpuidle+0x23/0x40
[ 1411.036449] do_idle+0x18c/0x1f0
[ 1411.036460] cpu_startup_entry+0x73/0x80
[ 1411.036470] start_secondary+0x1ab/0x200
[ 1411.036482] secondary_startup_64+0xa5/0xb0
[ 1411.036490] Code: 38 00 49 63 4e e8 eb 92 4c 89 ef c6 05 77 05 d9 00 01 e8 c3 36 fd ff 89 d9 48 89 c2 4c 89 ee 48 c7 c7 88 85 99 87 e8 ef c6 80 ff <0f> 0b eb c0 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
[ 1411.036621] ---[ end trace 73f70c7aa19cd52e ]---
[ 1411.036647] tg3 0000:02:00.0 enp2s0: transmit timed out, resetting
[ 1411.863845] INFO: NMI handler (perf_event_nmi_handler) took too long to run: 4.108 msecs
[ 1411.863850] perf: interrupt took too long (37705 > 6226), lowering kernel.perf_event_max_sample_rate to 5250
[ 1412.741317] tg3 0000:02:00.0 enp2s0: 0x00000000: 0x168414e4, 0x00100506, 0x02000010, 0x00000008
[ 1412.741433] tg3 0000:02:00.0 enp2s0: 0x00000010: 0xfebf0004, 0x00000000, 0x00000000, 0x00000000
[ 1412.741539] tg3 0000:02:00.0 enp2s0: 0x00000020: 0x00000000, 0x00000000, 0x00000000, 0x02811028
[ 1412.741641] tg3 0000:02:00.0 enp2s0: 0x00000030: 0x00000000, 0x00000048, 0x00000000, 0x0000010a
[ 1412.741737] tg3 0000:02:00.0 enp2s0: 0x00000040: 0x00f46003, 0xfff4798e, 0xc0034001, 0x64002008
[ 1412.741823] tg3 0000:02:00.0 enp2s0: 0x00000050: 0x0081cc05, 0xfee08004, 0x00000000, 0x00004021
[ 1412.741910] tg3 0000:02:00.0 enp2s0: 0x00000060: 0x006c5009, 0xfaebf50b, 0xf1000298, 0x76180000
[ 1412.741996] tg3 0000:02:00.0 enp2s0: 0x00000070: 0x000010f2, 0x00000000, 0x00000000, 0x00000000
[ 1412.742080] tg3 0000:02:00.0 enp2s0: 0x00000080: 0x168414e4, 0x00000000, 0x00000000, 0x00000000
[ 1412.742172] tg3 0000:02:00.0 enp2s0: 0x000000b0: 0x00000000, 0x00000000, 0x00000000, 0x05784100
[ 1412.742271] tg3 0000:02:00.0 enp2s0: 0x000000c0: 0x00000000, 0x00000000, 0x0000000e, 0x00020010
[ 1412.742362] tg3 0000:02:00.0 enp2s0: 0x000000d0: 0x00008fa1, 0x00102100, 0x00074c11, 0x10110040
[ 1412.742456] tg3 0000:02:00.0 enp2s0: 0x000000f0: 0x0000001f, 0x00000000, 0x00000000, 0x00000000
[ 1412.742544] tg3 0000:02:00.0 enp2s0: 0x00000100: 0x13c10001, 0x00000000, 0x00000000, 0x00062031
[ 1412.742643] tg3 0000:02:00.0 enp2s0: 0x00000110: 0x00000000, 0x00002000, 0x000000a0, 0x00000000
[ 1412.742747] tg3 0000:02:00.0 enp2s0: 0x00000130: 0x00000000, 0x00000000, 0x00000000, 0x16010002
[ 1412.742848] tg3 0000:02:00.0 enp2s0: 0x00000150: 0x800000ff, 0x00000000, 0x00000000, 0x00000000
[ 1412.742949] tg3 0000:02:00.0 enp2s0: 0x00000160: 0x16c10003, 0xfebb0b08, 0xb8ac6fff, 0x00010004
[ 1412.743040] tg3 0000:02:00.0 enp2s0: 0x00000170: 0x00000000, 0x0007810e, 0x00000001, 0x2c0c3c0e
[ 1412.743125] tg3 0000:02:00.0 enp2s0: 0x00000180: 0x3f062304, 0x00000000, 0x00000000, 0xffffffff
[ 1412.743211] tg3 0000:02:00.0 enp2s0: 0x00000200: 0x00000000, 0x04000000, 0x00000000, 0x00000000
[ 1412.743296] tg3 0000:02:00.0 enp2s0: 0x00000260: 0x00000000, 0x00000000, 0x00000000, 0x000000c8
[ 1412.743380] tg3 0000:02:00.0 enp2s0: 0x00000300: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743471] tg3 0000:02:00.0 enp2s0: 0x00000310: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743564] tg3 0000:02:00.0 enp2s0: 0x00000320: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743653] tg3 0000:02:00.0 enp2s0: 0x00000330: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743743] tg3 0000:02:00.0 enp2s0: 0x00000340: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743833] tg3 0000:02:00.0 enp2s0: 0x00000350: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.743930] tg3 0000:02:00.0 enp2s0: 0x00000360: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744042] tg3 0000:02:00.0 enp2s0: 0x00000370: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744137] tg3 0000:02:00.0 enp2s0: 0x00000380: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744224] tg3 0000:02:00.0 enp2s0: 0x00000390: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744307] tg3 0000:02:00.0 enp2s0: 0x000003a0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744392] tg3 0000:02:00.0 enp2s0: 0x000003b0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744475] tg3 0000:02:00.0 enp2s0: 0x000003c0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744559] tg3 0000:02:00.0 enp2s0: 0x000003d0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744651] tg3 0000:02:00.0 enp2s0: 0x000003e0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744740] tg3 0000:02:00.0 enp2s0: 0x000003f0: 0x00000000, 0x00000001, 0x00000000, 0x00000001
[ 1412.744828] tg3 0000:02:00.0 enp2s0: 0x00000400: 0x00e04808, 0x00400000, 0x00001000, 0x00009b00
[ 1412.744914] tg3 0000:02:00.0 enp2s0: 0x00000410: 0x0000b8ac, 0x6fbb0b08, 0x0000b8ac, 0x6fbb0b08
[ 1412.745012] tg3 0000:02:00.0 enp2s0: 0x00000420: 0x0000b8ac, 0x6fbb0b08, 0x0000b8ac, 0x6fbb0b08
[ 1412.745109] tg3 0000:02:00.0 enp2s0: 0x00000430: 0x00000000, 0x00000000, 0x000001cf, 0x000005f2
[ 1412.745438] tg3 0000:02:00.0 enp2s0: 0x00000440: 0x00000000, 0x00000000, 0x00000000, 0x08310301
[ 1412.745521] tg3 0000:02:00.0 enp2s0: 0x00000450: 0x00000001, 0x00008000, 0x00000000, 0x00000112
[ 1412.745605] tg3 0000:02:00.0 enp2s0: 0x00000460: 0x00000008, 0x00002620, 0x01000006, 0x00000000
[ 1412.745696] tg3 0000:02:00.0 enp2s0: 0x00000470: 0x80000000, 0x00000000, 0x10000000, 0x40010042
[ 1412.745785] tg3 0000:02:00.0 enp2s0: 0x00000480: 0x42000000, 0x7fffffff, 0x06000004, 0x7fffffff
[ 1412.745873] tg3 0000:02:00.0 enp2s0: 0x00000500: 0x00000008, 0x00000002, 0x00000000, 0x00000000
[ 1412.745959] tg3 0000:02:00.0 enp2s0: 0x00000590: 0x09900000, 0x00000000, 0x00000000, 0x00000000
[ 1412.746058] tg3 0000:02:00.0 enp2s0: 0x00000600: 0xffffffff, 0x00f80011, 0x00000000, 0x00001f04
[ 1412.746155] tg3 0000:02:00.0 enp2s0: 0x00000610: 0xffffffff, 0x00000000, 0x07c00004, 0x0461d800
[ 1412.746247] tg3 0000:02:00.0 enp2s0: 0x00000620: 0x00000040, 0x00000000, 0x00000000, 0x00000000
[ 1412.746333] tg3 0000:02:00.0 enp2s0: 0x00000800: 0x00000000, 0xffffffff, 0x00000000, 0x00000000
[ 1412.746419] tg3 0000:02:00.0 enp2s0: 0x00000810: 0x00000000, 0xffffffff, 0x00000000, 0x00000000
[ 1412.746502] tg3 0000:02:00.0 enp2s0: 0x00000820: 0x00000000, 0x00000000, 0xffffffff, 0x00000000
[ 1412.746586] tg3 0000:02:00.0 enp2s0: 0x00000830: 0x00000000, 0xffffffff, 0xffffffff, 0xffffffff
[ 1412.746671] tg3 0000:02:00.0 enp2s0: 0x00000840: 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff
[ 1412.746762] tg3 0000:02:00.0 enp2s0: 0x00000850: 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff
[ 1412.746850] tg3 0000:02:00.0 enp2s0: 0x00000860: 0xffffffff, 0xffffffff, 0xffffffff, 0x00000000
[ 1412.746939] tg3 0000:02:00.0 enp2s0: 0x00000880: 0x00000135, 0x00000000, 0x00000000, 0x00000000
[ 1412.747026] tg3 0000:02:00.0 enp2s0: 0x00000890: 0x00000000, 0x00000001, 0x00000000, 0x00000000
[ 1412.747122] tg3 0000:02:00.0 enp2s0: 0x000008f0: 0x00000001, 0x00000000, 0x00000000, 0x00000000
[ 1412.747219] tg3 0000:02:00.0 enp2s0: 0x00000c00: 0x0000000a, 0x00000000, 0x00000003, 0x00000001
[ 1412.747311] tg3 0000:02:00.0 enp2s0: 0x00000c10: 0x00000000, 0x00000000, 0x00000000, 0x01480000
[ 1412.747397] tg3 0000:02:00.0 enp2s0: 0x00000c80: 0x00000001, 0x00000000, 0x00000000, 0x00000000
[ 1412.747480] tg3 0000:02:00.0 enp2s0: 0x00000ce0: 0x74373c02, 0x00000000, 0x00000148, 0x00040028
[ 1412.747565] tg3 0000:02:00.0 enp2s0: 0x00000cf0: 0x00000000, 0x50000001, 0x00000000, 0x00000000
[ 1412.747649] tg3 0000:02:00.0 enp2s0: 0x00001000: 0x00000002, 0x00000000, 0xa0000003, 0x00000000
[ 1412.747733] tg3 0000:02:00.0 enp2s0: 0x00001010: 0x00010010, 0x00000003, 0x00000000, 0x00000000
[ 1412.747824] tg3 0000:02:00.0 enp2s0: 0x00001400: 0x00000006, 0x00000000, 0x00000000, 0x00000000
[ 1412.747912] tg3 0000:02:00.0 enp2s0: 0x00001440: 0x00000001, 0x00000001, 0x00000001, 0x00000001
[ 1412.748014] tg3 0000:02:00.0 enp2s0: 0x00001450: 0x00000001, 0x00000001, 0x00000001, 0x00000001
[ 1412.748103] tg3 0000:02:00.0 enp2s0: 0x00001460: 0x00000001, 0x00000001, 0x00000001, 0x00000001
[ 1412.748200] tg3 0000:02:00.0 enp2s0: 0x00001470: 0x00000001, 0x00000001, 0x00000001, 0x00000001
[ 1412.748296] tg3 0000:02:00.0 enp2s0: 0x00001480: 0x00000005, 0x00000000, 0x00000000, 0x00000000
[ 1412.748392] tg3 0000:02:00.0 enp2s0: 0x00001800: 0x00000016, 0x00000000, 0x00000001, 0x00000000
[ 1412.748481] tg3 0000:02:00.0 enp2s0: 0x00001840: 0x00000000, 0x00000000, 0x00000200, 0x00000010
[ 1412.748565] tg3 0000:02:00.0 enp2s0: 0x00001850: 0x78c00000, 0x00000000, 0x00004000, 0x00010001
[ 1412.748650] tg3 0000:02:00.0 enp2s0: 0x00001860: 0x01000000, 0x00000000, 0x00000000, 0x00000000
[ 1412.748734] tg3 0000:02:00.0 enp2s0: 0x00001c00: 0x00000002, 0x00000000, 0x00000000, 0x00000000
[ 1412.748818] tg3 0000:02:00.0 enp2s0: 0x00002000: 0x00000002, 0x00000000, 0x00000000, 0x00000000
[ 1412.748909] tg3 0000:02:00.0 enp2s0: 0x00002010: 0x00000181, 0x00000001, 0x00780003, 0x00000000
[ 1412.749000] tg3 0000:02:00.0 enp2s0: 0x00002100: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749088] tg3 0000:02:00.0 enp2s0: 0x00002110: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749176] tg3 0000:02:00.0 enp2s0: 0x00002120: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749270] tg3 0000:02:00.0 enp2s0: 0x00002130: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749363] tg3 0000:02:00.0 enp2s0: 0x00002140: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749453] tg3 0000:02:00.0 enp2s0: 0x00002150: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749537] tg3 0000:02:00.0 enp2s0: 0x00002160: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749621] tg3 0000:02:00.0 enp2s0: 0x00002170: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749706] tg3 0000:02:00.0 enp2s0: 0x00002180: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749789] tg3 0000:02:00.0 enp2s0: 0x00002190: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749876] tg3 0000:02:00.0 enp2s0: 0x000021a0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.749965] tg3 0000:02:00.0 enp2s0: 0x000021b0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.750053] tg3 0000:02:00.0 enp2s0: 0x000021c0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.750140] tg3 0000:02:00.0 enp2s0: 0x000021d0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.750234] tg3 0000:02:00.0 enp2s0: 0x000021e0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.750332] tg3 0000:02:00.0 enp2s0: 0x000021f0: 0x000c6635, 0x000c6635, 0x00000000, 0x00000000
[ 1412.750423] tg3 0000:02:00.0 enp2s0: 0x00002200: 0x00000008, 0x00000000, 0x00000000, 0x00000000
[ 1412.750510] tg3 0000:02:00.0 enp2s0: 0x00002400: 0x00000012, 0x00000000, 0x00000000, 0x00000000
[ 1412.750594] tg3 0000:02:00.0 enp2s0: 0x00002450: 0x00000000, 0x73d4c000, 0x02000000, 0x00006000
[ 1412.750678] tg3 0000:02:00.0 enp2s0: 0x00002470: 0x00000000, 0x00000008, 0x00000000, 0x00000000
[ 1412.750762] tg3 0000:02:00.0 enp2s0: 0x000024c0: 0x08000001, 0x00000000, 0x00000000, 0x00000000
[ 1412.750846] tg3 0000:02:00.0 enp2s0: 0x00002800: 0x00000006, 0x00000000, 0x00000000, 0x00000000
[ 1412.750938] tg3 0000:02:00.0 enp2s0: 0x00002c00: 0x00000006, 0x00000000, 0x00000000, 0x0000003f
[ 1412.751026] tg3 0000:02:00.0 enp2s0: 0x00002c10: 0x00000000, 0x00000000, 0x00000010, 0x00000000
[ 1412.751114] tg3 0000:02:00.0 enp2s0: 0x00002c20: 0x00000002, 0x00000000, 0x00000000, 0x00000000
[ 1412.751202] tg3 0000:02:00.0 enp2s0: 0x00003000: 0x00000006, 0x00000000, 0x00000000, 0x0000003f
[ 1412.751300] tg3 0000:02:00.0 enp2s0: 0x00003600: 0xe0236400, 0x00171700, 0x00111100, 0x00000000
[ 1412.751395] tg3 0000:02:00.0 enp2s0: 0x00003610: 0x00171711, 0x00131311, 0x00171700, 0x00171711
[ 1412.751487] tg3 0000:02:00.0 enp2s0: 0x00003620: 0x80190009, 0x00000000, 0x00000000, 0x00032080
[ 1412.751572] tg3 0000:02:00.0 enp2s0: 0x00003630: 0x10000000, 0x30000000, 0x00001080, 0x00000000
[ 1412.751656] tg3 0000:02:00.0 enp2s0: 0x00003640: 0x00000005, 0x00000005, 0x00000020, 0x00000019
[ 1412.751743] tg3 0000:02:00.0 enp2s0: 0x00003650: 0x00000171, 0x61ff1bff, 0x05784100, 0x00000000
[ 1412.751827] tg3 0000:02:00.0 enp2s0: 0x00003660: 0x00000000, 0x00000000, 0x000100af, 0x00000000
[ 1412.751912] tg3 0000:02:00.0 enp2s0: 0x00003670: 0x0000000a, 0xfefffff7, 0x03e8000f, 0x00310010
[ 1412.752014] tg3 0000:02:00.0 enp2s0: 0x00003680: 0x01011001, 0x00000000, 0x00000000, 0x00000000
[ 1412.752105] tg3 0000:02:00.0 enp2s0: 0x00003800: 0x00000001, 0x00000000, 0x0000000e, 0x0516028b
[ 1412.752196] tg3 0000:02:00.0 enp2s0: 0x00003810: 0x00000173, 0x00000074, 0x00000000, 0x00000000
[ 1412.752285] tg3 0000:02:00.0 enp2s0: 0x00003900: 0x00000000, 0x01000004, 0x00000000, 0x00000000
[ 1412.752382] tg3 0000:02:00.0 enp2s0: 0x00003c00: 0x00000302, 0x00000000, 0x00000014, 0x00000048
[ 1412.752477] tg3 0000:02:00.0 enp2s0: 0x00003c10: 0x00000005, 0x00000035, 0x00000000, 0x00000000
[ 1412.752580] tg3 0000:02:00.0 enp2s0: 0x00003c20: 0x00000005, 0x00000005, 0x00000000, 0x00000000
[ 1412.752667] tg3 0000:02:00.0 enp2s0: 0x00003c30: 0x00000000, 0x00000000, 0x00000000, 0x77ff1000
[ 1412.752751] tg3 0000:02:00.0 enp2s0: 0x00003c40: 0x00000000, 0x00000b00, 0x00000000, 0x00000000
[ 1412.752835] tg3 0000:02:00.0 enp2s0: 0x00003c50: 0x00000000, 0x00000008, 0x00000000, 0x00000000
[ 1412.752920] tg3 0000:02:00.0 enp2s0: 0x00003c80: 0x00000008, 0x00000000, 0x00000000, 0x00000000
[ 1412.753004] tg3 0000:02:00.0 enp2s0: 0x00003cc0: 0x00000001, 0x00000000, 0x00000000, 0x00000000
[ 1412.753097] tg3 0000:02:00.0 enp2s0: 0x00004000: 0x00000002, 0x00000000, 0x0007d566, 0x001aedea
[ 1412.753187] tg3 0000:02:00.0 enp2s0: 0x00004010: 0x00403020, 0x00235012, 0x00800440, 0x00400062
[ 1412.753277] tg3 0000:02:00.0 enp2s0: 0x00004020: 0x00000000, 0x00000000, 0x00000010, 0x00000000
[ 1412.753363] tg3 0000:02:00.0 enp2s0: 0x00004030: 0x00000010, 0x00000030, 0x00000000, 0x00000000
[ 1412.753716] tg3 0000:02:00.0 enp2s0: 0x00004040: 0x00000000, 0x00000000, 0x01080020, 0x00000000
[ 1412.753800] tg3 0000:02:00.0 enp2s0: 0x00004050: 0x00000000, 0x00000000, 0x00235010, 0x00401002
[ 1412.753884] tg3 0000:02:00.0 enp2s0: 0x00004060: 0x00404000, 0x00000000, 0x00000000, 0x00000000
[ 1412.753974] tg3 0000:02:00.0 enp2s0: 0x00004400: 0x00000006, 0x00000000, 0x00011080, 0x00009f80
[ 1412.754057] tg3 0000:02:00.0 enp2s0: 0x00004410: 0x00000000, 0x00000010, 0x00000060, 0x00000000
[ 1412.754144] tg3 0000:02:00.0 enp2s0: 0x00004420: 0x0000003d, 0x00000000, 0x00000000, 0x00000000
[ 1412.754235] tg3 0000:02:00.0 enp2s0: 0x00004440: 0x00000000, 0x00000000, 0x00000000, 0x00000c05
[ 1412.754324] tg3 0000:02:00.0 enp2s0: 0x00004450: 0x0001033e, 0x00150016, 0x00000000, 0x00000000
[ 1412.754413] tg3 0000:02:00.0 enp2s0: 0x00004800: 0x08033bfe, 0x00000000, 0x00000000, 0x00000020
[ 1412.754505] tg3 0000:02:00.0 enp2s0: 0x00004810: 0x00000000, 0x00000004, 0x07e003c8, 0x00000000
[ 1412.754598] tg3 0000:02:00.0 enp2s0: 0x00004820: 0x00000004, 0x00000000, 0xf0330000, 0x74373d50
[ 1412.754692] tg3 0000:02:00.0 enp2s0: 0x00004830: 0x00000000, 0x00000027, 0x00000027, 0x00000000
[ 1412.754779] tg3 0000:02:00.0 enp2s0: 0x00004840: 0x00000001, 0x00000001, 0x030e2200, 0x042afec8
[ 1412.754863] tg3 0000:02:00.0 enp2s0: 0x00004850: 0xffffac67, 0x01370148, 0x01000100, 0x00000000
[ 1412.754947] tg3 0000:02:00.0 enp2s0: 0x00004860: 0x01000004, 0x00000000, 0x00000000, 0x00000000
[ 1412.755032] tg3 0000:02:00.0 enp2s0: 0x00004900: 0x00048405, 0x0000ce08, 0x00000000, 0x00000000
[ 1412.755116] tg3 0000:02:00.0 enp2s0: 0x00004910: 0x00000018, 0x00000000, 0x00000000, 0x00000000
[ 1412.755206] tg3 0000:02:00.0 enp2s0: 0x00004c00: 0x200003fe, 0x00000000, 0x00000000, 0x00000000
[ 1412.755295] tg3 0000:02:00.0 enp2s0: 0x00004c10: 0x00000015, 0x00000000, 0x00000006, 0x00000000
[ 1412.755383] tg3 0000:02:00.0 enp2s0: 0x00004c20: 0x00000000, 0x00000000, 0x00000000, 0x00000006
[ 1412.755468] tg3 0000:02:00.0 enp2s0: 0x00004c30: 0x00000000, 0x00000000, 0x0000005e, 0x0000005e
[ 1412.755564] tg3 0000:02:00.0 enp2s0: 0x00004c40: 0x00000000, 0x77ff1000, 0x00010020, 0x00000020
[ 1412.755658] tg3 0000:02:00.0 enp2s0: 0x00004c50: 0x07fffe07, 0x00200fff, 0x00000000, 0x04080d0d
[ 1412.755749] tg3 0000:02:00.0 enp2s0: 0x00005000: 0x00009800, 0x80004000, 0x00000000, 0x00000000
[ 1412.755834] tg3 0000:02:00.0 enp2s0: 0x00005010: 0x00000000, 0x00000000, 0x00000000, 0x00010644
[ 1412.755918] tg3 0000:02:00.0 enp2s0: 0x00005020: 0xafb10014, 0x00000000, 0x00000000, 0x40000020
[ 1412.756015] tg3 0000:02:00.0 enp2s0: 0x00005030: 0x00000000, 0x0000001d, 0x00000000, 0x00000000
[ 1412.756109] tg3 0000:02:00.0 enp2s0: 0x00005040: 0x00000000, 0x00000000, 0x00010e1e, 0x00000000
[ 1412.756203] tg3 0000:02:00.0 enp2s0: 0x00005200: 0x00000001, 0x00002000, 0x00000b50, 0xc0000000
[ 1412.756297] tg3 0000:02:00.0 enp2s0: 0x00005210: 0x00010000, 0x0001bf90, 0x00000000, 0x0001bfb0
[ 1412.756403] tg3 0000:02:00.0 enp2s0: 0x00005220: 0x0001bf90, 0xc0000000, 0x00010804, 0x00040000
[ 1412.756502] tg3 0000:02:00.0 enp2s0: 0x00005230: 0x00000000, 0xc0000000, 0x00000000, 0x00000000
[ 1412.756593] tg3 0000:02:00.0 enp2s0: 0x00005240: 0x00040000, 0x0001bf90, 0x0001bfb0, 0x00000000
[ 1412.756678] tg3 0000:02:00.0 enp2s0: 0x00005250: 0x0001bf90, 0x00000000, 0x0001bf90, 0x00000000
[ 1412.756764] tg3 0000:02:00.0 enp2s0: 0x00005260: 0x0001bf90, 0x00000000, 0x0001bf90, 0x00000000
[ 1412.756861] tg3 0000:02:00.0 enp2s0: 0x00005270: 0xc0000000, 0x00000b50, 0x00000000, 0x00000000
[ 1412.756956] tg3 0000:02:00.0 enp2s0: 0x00005600: 0x168414e4, 0x00100506, 0x02000010, 0x00000008
[ 1412.757047] tg3 0000:02:00.0 enp2s0: 0x00005610: 0xfebf0004, 0x00000000, 0x00000000, 0x00000000
[ 1412.757140] tg3 0000:02:00.0 enp2s0: 0x00005620: 0x00000000, 0x00000000, 0x00000000, 0x02811028
[ 1412.757233] tg3 0000:02:00.0 enp2s0: 0x00005630: 0x00000000, 0x00000048, 0x00000000, 0x0000010a
[ 1412.757325] tg3 0000:02:00.0 enp2s0: 0x00005640: 0x00f46003, 0xfff4798e, 0xc0034001, 0x64002008
[ 1412.757423] tg3 0000:02:00.0 enp2s0: 0x00005650: 0x0081cc05, 0xfee08004, 0x00000000, 0x00004021
[ 1412.757528] tg3 0000:02:00.0 enp2s0: 0x00005660: 0x006c5009, 0xfaebf50b, 0xf1000298, 0x76180000
[ 1412.757639] tg3 0000:02:00.0 enp2s0: 0x00005670: 0x000010f2, 0x00000000, 0x00000000, 0x00000000
[ 1412.757749] tg3 0000:02:00.0 enp2s0: 0x00005680: 0x0a000064, 0x0a000064, 0x00000000, 0x00000000
[ 1412.757860] tg3 0000:02:00.0 enp2s0: 0x000056b0: 0x00000000, 0x00000000, 0x00000000, 0x05784100
[ 1412.757961] tg3 0000:02:00.0 enp2s0: 0x000056c0: 0x00000000, 0x00000000, 0x0000000e, 0x00020010
[ 1412.758066] tg3 0000:02:00.0 enp2s0: 0x000056d0: 0x00008fa1, 0x00102100, 0x00074c11, 0x10110040
[ 1412.758152] tg3 0000:02:00.0 enp2s0: 0x000056f0: 0x0000001f, 0x00000000, 0x00000000, 0x00000000
[ 1412.758241] tg3 0000:02:00.0 enp2s0: 0x00005700: 0x13c10001, 0x00000000, 0x00000000, 0x00062031
[ 1412.758326] tg3 0000:02:00.0 enp2s0: 0x00005710: 0x00000000, 0x00002000, 0x000000a0, 0x00000000
[ 1412.758415] tg3 0000:02:00.0 enp2s0: 0x00005730: 0x00000000, 0x00000000, 0x00000000, 0x16010002
[ 1412.758500] tg3 0000:02:00.0 enp2s0: 0x00005750: 0x800000ff, 0x00000000, 0x00000000, 0x00000000
[ 1412.758586] tg3 0000:02:00.0 enp2s0: 0x00005760: 0x16c10003, 0xfebb0b08, 0xb8ac6fff, 0x00010004
[ 1412.758678] tg3 0000:02:00.0 enp2s0: 0x00005770: 0x00000000, 0x0007810e, 0x00000001, 0x2c0c3c0e
[ 1412.758774] tg3 0000:02:00.0 enp2s0: 0x00005780: 0x3f062304, 0x00000000, 0x00000000, 0xffffffff
[ 1412.758867] tg3 0000:02:00.0 enp2s0: 0x00005800: 0x00000000, 0x04000000, 0x00000000, 0x00000000
[ 1412.758958] tg3 0000:02:00.0 enp2s0: 0x00005860: 0x00000000, 0x00000000, 0x00000000, 0x000000c8
[ 1412.759050] tg3 0000:02:00.0 enp2s0: 0x00005900: 0x00000000, 0x00000001, 0x00000000, 0x00000000
[ 1412.759139] tg3 0000:02:00.0 enp2s0: 0x00005980: 0x00000000, 0x00000001, 0x00000000, 0x00000000
[ 1412.759241] tg3 0000:02:00.0 enp2s0: 0x00005a00: 0x00012001, 0x00000000, 0x00010000, 0x00000000
[ 1412.759355] tg3 0000:02:00.0 enp2s0: 0x00006000: 0x00000002, 0x00000000, 0x00000000, 0x00000000
[ 1412.759465] tg3 0000:02:00.0 enp2s0: 0x00006800: 0x04130034, 0x2408d082, 0x01009209, 0x519abf83
[ 1412.759561] tg3 0000:02:00.0 enp2s0: 0x00006810: 0x81020000, 0xffffffff, 0x00000000, 0x00000000
[ 1412.759652] tg3 0000:02:00.0 enp2s0: 0x00006890: 0x00000000, 0x8001b000, 0x000001ef, 0x00000000
[ 1412.759739] tg3 0000:02:00.0 enp2s0: 0x000068a0: 0x00000000, 0x00010001, 0x00000000, 0x00000000
[ 1412.759825] tg3 0000:02:00.0 enp2s0: 0x000068b0: 0x00000004, 0x00000000, 0x00000000, 0x00000000
[ 1412.759914] tg3 0000:02:00.0 enp2s0: 0x00007000: 0x00000108, 0x00000000, 0x00000000, 0x000000c0
[ 1412.760027] tg3 0000:02:00.0 enp2s0: 0x00007010: 0x0a000064, 0x57479a70, 0x00570081, 0x68848353
[ 1412.760178] tg3 0000:02:00.0 enp2s0: 0x00007020: 0x00000000, 0x00000000, 0xaf000406, 0x00000000
[ 1412.760307] tg3 0000:02:00.0 enp2s0: 0x00007030: 0x00000000, 0x00000000, 0x000100e0, 0x00000000
[ 1412.760476] tg3 0000:02:00.0 enp2s0: 0x00007500: 0x00000000, 0x00000000, 0x0000008b, 0x00000000
[ 1412.760614] tg3 0000:02:00.0 enp2s0: 0: Host status block [00000001:0000000e:(0000:0009:0000):(0009:0001)]
[ 1412.760750] tg3 0000:02:00.0 enp2s0: 0: NAPI info [00000004:00000004:(0001:0000:01ff):0000:(00c8:0000:0000:0000)]
[ 1412.862758] tg3 0000:02:00.0: tg3_stop_block timed out, ofs=1400 enable_bit=2
[ 1412.884691] tg3 0000:02:00.0 enp2s0: Link is down
以下是一些其他可能相关的信息：
fmillion@sql2:~$ sudo lspci -v
...
02:00.0 Ethernet controller: Broadcom Limited NetXtreme BCM5764M Gigabit Ethernet PCIe (rev 10)
Subsystem: Dell NetXtreme BCM5764M Gigabit Ethernet PCIe
Flags: bus master, fast devsel, latency 0, IRQ 24
Memory at febf0000 (64-bit, non-prefetchable) [size=64K]
Capabilities: [48] Power Management version 3
Capabilities: [40] Vital Product Data
Capabilities: [60] Vendor Specific Information: Len=6c <?>
Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [cc] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [13c] Virtual Channel
Capabilities: [160] Device Serial Number b8-ac-6f-ff-fe-bb-0b-08
Capabilities: [16c] Power Budgeting <?>
Kernel driver in use: tg3
Kernel modules: tg3
fmillion@sql2:~$ uname -a
Linux sql2 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:21:48 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
fmillion@sql2:~$ ip -s link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
RX: bytes packets errors dropped overrun mcast
239192 3964 0 0 0 0
TX: bytes packets errors dropped carrier collsns
239192 3964 0 0 0 0
2: enp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DEFAULT group default qlen 1000
link/ether b8:ac:6f:bb:0b:08 brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped overrun mcast
2110 8 0 0 0 0
TX: bytes packets errors dropped carrier collsns
332 1 0 0 0 0
fmillion@sql2:~$ sudo ethtool enp2s0
Settings for enp2s0:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised pause frame use: Symmetric
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: Unknown!
Duplex: Unknown! (255)
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Supports Wake-on: g
Wake-on: g
Current message level: 0x000000ff (255)
drv probe link timer ifdown ifup rx_err tx_err
Link detected: no
除了可能干扰自定义内核之外，我可以采取什么步骤来使网络驱动程序正常工作？