LAN Card Suddenly Not Detected

Zaki Akhmad zakiakhmad at gmail.com
Fri Apr 8 03:20:49 UTC 2011 

Hello,

Yesterday, I leaved my PC on hibernate condition. This morning when I
turned on the PC, the LAN card suddenly was not detected. What should
I do to fix this problem?

# ifconfig -a
hso0      Link encap:UNSPEC  HWaddr
00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
          inet addr:10.162.131.164  P-t-P:10.162.131.164  Mask:255.255.255.255
          UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1486  Metric:1
          RX packets:5464 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4991 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:10
          RX bytes:6129431 (6.1 MB)  TX bytes:519811 (519.8 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:578 errors:0 dropped:0 overruns:0 frame:0
          TX packets:578 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:43424 (43.4 KB)  TX bytes:43424 (43.4 KB)

vboxnet0  Link encap:Ethernet  HWaddr 0a:00:27:00:00:00
          BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

I am using Kubuntu 10.10

Kernel
# uname -a
Linux think 2.6.35-28-generic #49-Ubuntu SMP Tue Mar 1 14:40:58 UTC
2011 i686 GNU/Linux

And here's some snippets on /var/log/syslog
Apr  6 18:05:01 think CRON[27033]: (root) CMD (command -v debian-sa1 >
/dev/null && debian-sa1 1 1)
Apr  6 18:15:01 think CRON[27081]: (root) CMD (command -v debian-sa1 >
/dev/null && debian-sa1 1 1)
Apr  6 18:17:01 think CRON[27091]: (root) CMD (   cd / && run-parts
--report /etc/cron.hourly)
Apr  6 18:25:01 think CRON[27123]: (root) CMD (command -v debian-sa1 >
/dev/null && debian-sa1 1 1)
Apr  6 18:25:51 think hald: unmounted /dev/sdc1 from '/media/RISA' on
behalf of uid 1000
Apr  6 18:25:53 think hald: unmounted /dev/sdb1 from
'/media/DUKUHATAS' on behalf of uid 1000
Apr  6 18:25:55 think kernel: [119570.192868] usb 1-8: USB disconnect,
address 10
Apr  6 18:25:56 think kernel: [119571.169864] usb 1-7: USB disconnect,
address 11
Apr  6 18:26:51 think anacron[27247]: Anacron 2.3 started on 2011-04-06
Apr  6 18:26:51 think anacron[27247]: Normal exit (0 jobs run)
Apr  6 18:26:51 think kernel: [119626.416924] EXT4-fs (sda1):
re-mounted. Opts: errors=remount-ro,commit=0
Apr  6 18:26:52 think kernel: [119626.781274] EXT4-fs (sda5):
re-mounted. Opts: commit=0
Apr  6 18:26:52 think kernel: [119626.792098] EXT4-fs (dm-2):
re-mounted. Opts: commit=0
Apr  6 18:26:53 think NetworkManager[1021]: <info> sleep requested
(sleeping: no  enabled: yes)
Apr  6 18:26:53 think NetworkManager[1021]: <info> sleeping or disabling...
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): now unmanaged
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): device
state change: 8 -> 1 (reason 37)
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0):
deactivating device (reason: 37).
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): canceled
DHCP transaction, DHCP client pid 3123
Apr  6 18:26:53 think avahi-daemon[962]: Withdrawing address record
for 192.168.2.116 on eth0.
Apr  6 18:26:53 think avahi-daemon[962]: Leaving mDNS multicast group
on interface eth0.IPv4 with address 192.168.2.116.
Apr  6 18:26:53 think avahi-daemon[962]: Interface eth0.IPv4 no longer
relevant for mDNS.
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): cleaning up...
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): taking down device.
Apr  6 18:26:53 think avahi-daemon[962]: Interface eth0.IPv6 no longer
relevant for mDNS.
Apr  6 18:26:53 think avahi-daemon[962]: Leaving mDNS multicast group
on interface eth0.IPv6 with address fe80::4687:fcff:fecd:4f59.
Apr  6 18:26:53 think avahi-daemon[962]: Withdrawing address record
for fe80::4687:fcff:fecd:4f59 on eth0.
Apr  6 18:26:53 think NetworkManager[1021]: <info> (eth0): carrier now
OFF (device state 1)
Apr  6 18:26:55 think kernel: [119630.086946] PM: Marking nosave
pages: 0000000000002000 - 0000000000010000
Apr  6 18:26:55 think kernel: [119630.086949] PM: Marking nosave
pages: 000000000009f000 - 0000000000100000
Apr  6 18:26:55 think kernel: [119630.086952] PM: Basic memory bitmaps created
Apr  8 09:51:37 think kernel: [119630.086953] PM: Syncing filesystems ... done.
Apr  8 09:51:39 think rtkit-daemon[1713]: The canary thread is
apparently starving. Taking action.
Apr  8 09:51:40 think kernel: [119630.321228] Freezing user space
processes ... (elapsed 0.01 seconds) done.
Apr  8 09:51:40 think kernel: [119630.336052] Freezing remaining
freezable tasks ... (elapsed 0.01 seconds) done.
Apr  8 09:51:40 think kernel: [119630.352067] PM: Preallocating image
memory... done (allocated 603034 pages)
Apr  8 09:51:40 think kernel: [119652.689294] PM: Allocated 2412136
kbytes in 22.33 seconds (108.02 MB/s)
Apr  8 09:51:40 think rtkit-daemon[1713]: Demoting known real-time threads.
Apr  8 09:51:40 think kernel: [119652.689296] Suspending console(s)
(use no_console_suspend to debug)
Apr  8 09:51:40 think kernel: [119652.689755] sd 0:0:0:0: [sda]
Synchronizing SCSI cache
Apr  8 09:51:40 think rtkit-daemon[1713]: Successfully demoted thread
1719 of process 1711 (n/a).
Apr  8 09:51:40 think kernel: [119652.690008] ACPI handle has no context!
Apr  8 09:51:40 think kernel: [119652.690475] serial 00:06: disabled
Apr  8 09:51:40 think rtkit-daemon[1713]: Successfully demoted thread
1718 of process 1711 (n/a).
Apr  8 09:51:40 think kernel: [119652.690538] pciehp
0000:00:1c.0:pcie04: pciehp_suspend ENTRY
Apr  8 09:51:40 think kernel: [119652.690997] ata_piix 0000:00:1f.2:
PCI INT B disabled
Apr  8 09:51:40 think rtkit-daemon[1713]: Successfully demoted thread
1711 of process 1711 (n/a).
Apr  8 09:51:40 think kernel: [119652.792076] HDA Intel 0000:00:1b.0:
PCI INT A disabled
Apr  8 09:51:40 think rtkit-daemon[1713]: Demoted 3 threads.
Apr  8 09:51:41 think kernel: [119652.792101] ACPI handle has no context!
Apr  8 09:51:41 think kernel: [119652.808010] PM: freeze of drv:HDA
Intel dev:0000:00:1b.0 complete after 117.467 msecs


-- 
Zaki Akhmad

More information about the ubuntu-users mailing list