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: <IRQ>  [<ffffffff81074df7>] ? warn_slowpath_common+0x87/0xc0
Apr 11 09:10:28 sd-local kernel: [<ffffffff81074ee6>] ? warn_slowpath_fmt+0x46/0x50
Apr 11 09:10:28 sd-local kernel: [<ffffffff8147e0fb>] ? dev_watchdog+0x26b/0x280
Apr 11 09:10:28 sd-local kernel: [<ffffffff813c4480>] ? rh_timer_func+0x0/0x10
Apr 11 09:10:28 sd-local kernel: [<ffffffff813c3c80>] ? usb_hcd_poll_rh_status+0x140/0x180
Apr 11 09:10:28 sd-local kernel: [<ffffffff8147de90>] ? dev_watchdog+0x0/0x280
Apr 11 09:10:28 sd-local kernel: [<ffffffff81087db7>] ? run_timer_softirq+0x197/0x340
Apr 11 09:10:28 sd-local kernel: [<ffffffff8107d8b1>] ? __do_softirq+0xc1/0x1e0
Apr 11 09:10:28 sd-local kernel: [<ffffffff810eaa90>] ? handle_IRQ_event+0x60/0x170
Apr 11 09:10:28 sd-local kernel: [<ffffffff8100c30c>] ? call_softirq+0x1c/0x30
Apr 11 09:10:28 sd-local kernel: [<ffffffff8100fb55>] ? do_softirq+0x65/0xa0
Apr 11 09:10:28 sd-local kernel: [<ffffffff8107d765>] ? irq_exit+0x85/0x90
Apr 11 09:10:28 sd-local kernel: [<ffffffff81533bc5>] ? do_IRQ+0x75/0xf0
Apr 11 09:10:28 sd-local kernel: [<ffffffff8100b9d3>] ? ret_from_intr+0x0/0x11
Apr 11 09:10:28 sd-local kernel: <EOI>  [<ffffffff81313fc0>] ? acpi_idle_enter_simple+0x114/0x14b
Apr 11 09:10:28 sd-local kernel: [<ffffffff81313fbc>] ? acpi_idle_enter_simple+0x110/0x14b
Apr 11 09:10:28 sd-local kernel: [<ffffffff81425cc7>] ? cpuidle_idle_call+0xa7/0x140
Apr 11 09:10:28 sd-local kernel: [<ffffffff81009fc6>] ? cpu_idle+0xb6/0x110
Apr 11 09:10:28 sd-local kernel: [<ffffffff8151069a>] ? rest_init+0x7a/0x80
Apr 11 09:10:28 sd-local kernel: [<ffffffff81c29f8f>] ? start_kernel+0x424/0x430
Apr 11 09:10:28 sd-local kernel: [<ffffffff81c2933a>] ? x86_64_start_reservations+0x125/0x129
Apr 11 09:10:28 sd-local kernel: [<ffffffff81c29453>] ? x86_64_start_kernel+0x115/0x124
Apr 11 09:10:28 sd-local kernel: ---[ end trace a7919e7f17c0a727 ]---