Too many dropped packets.
$ ifconfig
eth0 Link encap:Ethernet HWaddr 00:08:54:6f:04:5b
inet addr:192.168.0.2 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::208:54ff:fe6f:45b/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:139805 errors:291 dropped:3090 overruns:205 frame:0
TX packets:115177 errors:0 dropped:0 overruns:4 carrier:0
collisions:0 txqueuelen:1000
RX bytes:159296008 (159.2 MB) TX bytes:19425854 (19.4 MB)
----
$ lspci -v
05:02.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+
Flags: bus master, medium devsel, latency 32, IRQ 18
I/O ports at d000 [size=256]
Memory at f7c00000 (32-bit, non-prefetchable) [size=256]
Capabilities: <access denied>
Kernel driver in use: 8139too
-----
federico@P8H61:~$ sudo ethtool -i eth0
driver: 8139too
version: 0.9.28
firmware-version:
bus-info: 0000:05:02.0
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
------
$ less /var/log/kernel.log
[ 2834.145802] irq 18: nobody cared (try booting with the "irqpoll" option)
Jan 20 17:48:06 P8H61 kernel: [ 2834.145808] CPU: 0 PID: 0 Comm: swapper/0
Tainted: GF C O 3.11.0-15-generic #23-Ubuntu
Jan 20 17:48:06 P8H61 kernel: [ 2834.145809] Hardware name: System manufacturer
System Product Name/P8H61/USB3, BIOS 4305 05/30/2013
Jan 20 17:48:06 P8H61 kernel: [ 2834.145810] ffff88020f20e09c ffff88021ec03e68
ffffffff816e7335 ffff88020f20e000
Jan 20 17:48:06 P8H61 kernel: [ 2834.145812] ffff88021ec03e90 ffffffff810f82d2
ffff88020f20e000 0000000000000012
Jan 20 17:48:06 P8H61 kernel: [ 2834.145814] 0000000000000000 ffff88021ec03ed0
ffffffff810f8701 ffffffff8159fe9f
Jan 20 17:48:06 P8H61 kernel: [ 2834.145816] Call Trace:
Jan 20 17:48:06 P8H61 kernel: [ 2834.145817] <IRQ> [<ffffffff816e7335>]
dump_stack+0x45/0x56
Jan 20 17:48:06 P8H61 kernel: [ 2834.145824] [<ffffffff810f82d2>]
__report_bad_irq+0x32/0xd0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145826] [<ffffffff810f8701>]
note_interrupt+0x141/0x200
Jan 20 17:48:06 P8H61 kernel: [ 2834.145829] [<ffffffff8159fe9f>] ?
cpuidle_enter_state+0x4f/0xc0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145830] [<ffffffff810f6071>]
handle_irq_event_percpu+0xe1/0x1e0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145832] [<ffffffff810f61af>]
handle_irq_event+0x3f/0x60
Jan 20 17:48:06 P8H61 kernel: [ 2834.145833] [<ffffffff810f927a>]
handle_fasteoi_irq+0x5a/0x100
Jan 20 17:48:06 P8H61 kernel: [ 2834.145837] [<ffffffff81014b8e>]
handle_irq+0x1e/0x30
Jan 20 17:48:06 P8H61 kernel: [ 2834.145839] [<ffffffff816f950d>]
do_IRQ+0x4d/0xc0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145842] [<ffffffff816eeb6d>]
common_interrupt+0x6d/0x6d
Jan 20 17:48:06 P8H61 kernel: [ 2834.145842] <EOI> [<ffffffff8159fe9f>] ?
cpuidle_enter_state+0x4f/0xc0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145845] [<ffffffff8159fe98>] ?
cpuidle_enter_state+0x48/0xc0
Jan 20 17:48:06 P8H61 kernel: [ 2834.145847] [<ffffffff8159ffd9>]
cpuidle_idle_call+0xc9/0x210
Jan 20 17:48:06 P8H61 kernel: [ 2834.145849] [<ffffffff8101bafe>]
arch_cpu_idle+0xe/0x30
Jan 20 17:48:06 P8H61 kernel: [ 2834.145852] [<ffffffff810b54c5>]
cpu_startup_entry+0xe5/0x280
Jan 20 17:48:06 P8H61 kernel: [ 2834.145854] [<ffffffff816d6477>]
rest_init+0x77/0x80
Jan 20 17:48:06 P8H61 kernel: [ 2834.145857] [<ffffffff81d26ef7>]
start_kernel+0x40a/0x416
Jan 20 17:48:06 P8H61 kernel: [ 2834.145859] [<ffffffff81d268f6>] ?
repair_env_string+0x5c/0x5c
Jan 20 17:48:06 P8H61 kernel: [ 2834.145860] [<ffffffff81d26120>] ?
early_idt_handlers+0x120/0x120
Jan 20 17:48:06 P8H61 kernel: [ 2834.145862] [<ffffffff81d265de>]
x86_64_start_reservations+0x2a/0x2c
Jan 20 17:48:06 P8H61 kernel: [ 2834.145863] [<ffffffff81d266e8>]
x86_64_start_kernel+0x108/0x117
Jan 20 17:48:06 P8H61 kernel: [ 2834.145864] handlers:
Jan 20 17:48:06 P8H61 kernel: [ 2834.145875] [<ffffffffa00590c0>]
rtl8139_interrupt [8139too]
Jan 20 17:48:06 P8H61 kernel: [ 2834.145876] Disabling IRQ #18
--
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https://bugs.launchpad.net/bugs/48267
Title:
No driver loaded for Realtek 8129 NIC, visible in lspci
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