centos服务器死机，请大佬分析下情况

lqtest

网上有的说是硬盘坏了，有的说是网卡驱动不行，，，，，，，，，，  请大家看下呢
Apr 11 09:10:28 sd-local kernel: ------------[ cut here ]------------
Apr 11 09:10:28 sd-local kernel: WARNING: at net/sched/sch_generic.c:261 dev_watchdog+0x26b/0x280() (Tainted: P        W  ---------------   )
Apr 11 09:10:28 sd-local kernel: Hardware name: XS11-VX8
Apr 11 09:10:28 sd-local kernel: NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed out
Apr 11 09:10:28 sd-local kernel: Modules linked in: iptable_filter ip_tables bridge stp llc appex0(P)(U) cpufreq_ondemand acpi_cpufreq freq_table mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 dcdbas serio_raw ipmi_si ipmi_msghandler shpchp i2c_viapro i2c_core sg e1000e ptp pps_core ext4 jbd2 mbcache sd_mod crc_t10dif pata_acpi ata_generic pata_via dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
Apr 11 09:10:28 sd-local kernel: Pid: 0, comm: swapper Tainted: P        W  ---------------    2.6.32-504.12.2.el6.x86_64 #1
Apr 11 09:10:28 sd-local kernel: Call Trace:
Apr 11 09:10:28 sd-local kernel: [I]  [] ? warn_slowpath_common+0x87/0xc0
Apr 11 09:10:28 sd-local kernel: [] ? warn_slowpath_fmt+0x46/0x50
Apr 11 09:10:28 sd-local kernel: [] ? dev_watchdog+0x26b/0x280
Apr 11 09:10:28 sd-local kernel: [] ? rh_timer_func+0x0/0x10
Apr 11 09:10:28 sd-local kernel: [] ? usb_hcd_poll_rh_status+0x140/0x180
Apr 11 09:10:28 sd-local kernel: [] ? dev_watchdog+0x0/0x280
Apr 11 09:10:28 sd-local kernel: [] ? run_timer_softirq+0x197/0x340
Apr 11 09:10:28 sd-local kernel: [] ? __do_softirq+0xc1/0x1e0
Apr 11 09:10:28 sd-local kernel: [] ? handle_IRQ_event+0x60/0x170
Apr 11 09:10:28 sd-local kernel: [] ? call_softirq+0x1c/0x30
Apr 11 09:10:28 sd-local kernel: [] ? do_softirq+0x65/0xa0
Apr 11 09:10:28 sd-local kernel: [] ? irq_exit+0x85/0x90
Apr 11 09:10:28 sd-local kernel: [] ? do_IRQ+0x75/0xf0
Apr 11 09:10:28 sd-local kernel: [] ? ret_from_intr+0x0/0x11
Apr 11 09:10:28 sd-local kernel:   [] ? acpi_idle_enter_simple+0x114/0x14b
Apr 11 09:10:28 sd-local kernel: [] ? acpi_idle_enter_simple+0x110/0x14b
Apr 11 09:10:28 sd-local kernel: [] ? cpuidle_idle_call+0xa7/0x140
Apr 11 09:10:28 sd-local kernel: [] ? cpu_idle+0xb6/0x110
Apr 11 09:10:28 sd-local kernel: [] ? rest_init+0x7a/0x80
Apr 11 09:10:28 sd-local kernel: [] ? start_kernel+0x424/0x430
Apr 11 09:10:28 sd-local kernel: [] ? x86_64_start_reservations+0x125/0x129
Apr 11 09:10:28 sd-local kernel: [] ? x86_64_start_kernel+0x115/0x124
Apr 11 09:10:28 sd-local kernel: ---[ end trace a7919e7f17c0a727 ]---