warring:at net/sched/sch_generic.c:256 dev_watchdog+Ox1da/Ox1f()
请问各位，我该怎么修复这个问题？
WARNING: at net/sched/sch_generic.c:256 dev_watchdog+0x1da/0x1f0()
Hardware name: emachines D725
NETDEV WATCHDOG: eth0 (atl1c): transmit queue 0 timed out
Modules linked in: tcp_lp vfat fat ppdev parport_pc lp parport fuse lockd sunrpc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ip6table_filter ip6_tables snd_hda_codec_conexant arc4 ath9k mac80211 snd_hda_intel snd_hda_codec snd_hwdep ath9k_common ath9k_hw ath uvcvideo videobuf2_core videodev snd_seq snd_seq_device cfg80211 media videobuf2_vmalloc videobuf2_memops acer_wmi snd_pcm snd_timer snd sparse_keymap soundcore rfkill iTCO_wdt i2c_i801 snd_page_alloc atl1c iTCO_vendor_support joydev serio_raw microcode uinput usb_storage wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
Pid: 2621, comm: firefox Not tainted 3.3.1-5.fc16.i686.PAE #1
Call Trace:
[
[
[
[
[
[
[
[
[
[
[
[
[
[
[