network dead/stuck for kernel 2.6.32-279.2.1

[Nitin Sharma]

I had my eth0 die with this trace. restarting network didn't work, had to
reboot the box. looks like a 2.6.32-279.2.1 bug or related to the eth0
driver? Any pointers would be appreciated.

OS: CentOS release 6.3 (Final)

 08:24:29  kernel: ------------[ cut here ]------------
 08:24:29  kernel: WARNING: at net/sched/sch_generic.c:261
dev_watchdog+0x26d/0x280() (Not tainted)
 08:24:29  kernel: Hardware name: X8DT6
 08:24:29  kernel: NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed
out
 08:24:29  kernel: Modules linked in: autofs4 sunrpc cpufreq_ondemand
acpi_cpufreq freq_table mperf ipv6 microcode ses enclosure sg serio_raw
i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support e1000e ioatdma dca
i7core_edac edac_core ext4 mbcache jbd2
raid1 sd_mod crc_t10dif pata_acpi ata_generic ata_piix mpt2sas
scsi_transport_sas raid_class dm_mirror dm_region_hash dm_log dm_mod [last
unloaded: scsi_wait_scan]
 08:24:29  kernel: Pid: 0, comm: swapper Not tainted
2.6.32-279.2.1.el6.x86_64 #1
 08:24:29  kernel: Call Trace:
 08:24:29  kernel: <IRQ>  [<ffffffff8106b747>] ?
warn_slowpath_common+0x87/0xc0
 08:24:29  kernel: [<ffffffff8106b836>] ? warn_slowpath_fmt+0x46/0x50
 08:24:29  kernel: [<ffffffff8145972d>] ? dev_watchdog+0x26d/0x280
 08:24:29  kernel: [<ffffffff813a7960>] ? rh_timer_func+0x0/0x10
 08:24:29  kernel: [<ffffffff813a7140>] ? usb_hcd_poll_rh_status+0x140/0x180
 08:24:29  kernel: [<ffffffff8107dc65>] ? internal_add_timer+0xb5/0x110
 08:24:29  kernel: [<ffffffff814594c0>] ? dev_watchdog+0x0/0x280
 08:24:29  kernel: [<ffffffff8107e897>] ? run_timer_softirq+0x197/0x340
 08:24:29  kernel: [<ffffffff810a21d0>] ? tick_sched_timer+0x0/0xc0
 08:24:29  kernel: [<ffffffff8102b40d>] ? lapic_next_event+0x1d/0x30
 08:24:29  kernel: [<ffffffff81073ec1>] ? __do_softirq+0xc1/0x1e0
 08:24:29  kernel: [<ffffffff81096c50>] ? hrtimer_interrupt+0x140/0x250
 08:24:29  kernel: [<ffffffff8100c24c>] ? call_softirq+0x1c/0x30
 08:24:29  kernel: [<ffffffff8100de85>] ? do_softirq+0x65/0xa0
 08:24:29  kernel: [<ffffffff81073ca5>] ? irq_exit+0x85/0x90
 08:24:29  kernel: [<ffffffff81505d10>] ? smp_apic_timer_interrupt+0x70/0x9b
 08:24:29  kernel: [<ffffffff8100bc13>] ? apic_timer_interrupt+0x13/0x20
 08:24:29  kernel: <EOI>  [<ffffffff812cd9fe>] ? intel_idle+0xde/0x170
 08:24:29  kernel: [<ffffffff812cd9e1>] ? intel_idle+0xc1/0x170
 08:24:29  kernel: [<ffffffff81407757>] ? cpuidle_idle_call+0xa7/0x140
 08:24:29  kernel: [<ffffffff81009e06>] ? cpu_idle+0xb6/0x110
 08:24:29  kernel: [<ffffffff814e446a>] ? rest_init+0x7a/0x80
 08:24:29  kernel: [<ffffffff81c21f7b>] ? start_kernel+0x424/0x430
 08:24:29  kernel: [<ffffffff81c2133a>] ?
x86_64_start_reservations+0x125/0x129
 08:24:29  kernel: [<ffffffff81c21438>] ? x86_64_start_kernel+0xfa/0x109
 08:24:29  kernel: ---[ end trace fd2257f6319ad101 ]---
 08:24:29  kernel: e1000e 0000:03:00.0: eth0: Reset adapter
 08:24:29  kernel: e1000e 0000:03:00.0: eth0: Error reading PHY register
 08:24:29  kernel: e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow
Control: Rx/Tx
 08:24:30  abrt-dump-oops: Reported 1 kernel oopses to Abrt
 08:24:30  abrtd: Directory 'oops-2012-08-12-08:24:30-6095-0' creation
detected
 08:24:30  abrtd: Can't open file
'/var/spool/abrt/oops-2012-08-12-08:24:30-6095-0/uid': No such file or
directory
 08:24:37  kernel: Bridge firewalling registered
 08:24:39  kernel: e1000e 0000:03:00.0: eth0: Reset adapter
 08:24:39  kernel: e1000e 0000:03:00.0: eth0: Error reading PHY register
 08:24:39  kernel: e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow
Control: Rx/Tx
 08:24:49  kernel: e1000e 0000:03:00.0: eth0: Reset adapter
 08:24:49  kernel: e1000e 0000:03:00.0: eth0: Error reading PHY register
 08:24:49  kernel: e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow
Control: Rx/Tx
 08:24:51  abrtd: Sending an email...
 08:24:52  abrtd: Email was sent to: root at localhost
 08:24:52  abrtd: Duplicate: UUID
 08:24:52  abrtd: DUP_OF_DIR:
/var/spool/abrt/oops-2012-08-03-09:06:36-13462-0
 08:24:52  abrtd: New problem directory
/var/spool/abrt/oops-2012-08-12-08:24:30-6095-0, processing
 08:24:52  abrtd: Can't open file
'/var/spool/abrt/oops-2012-08-12-08:24:30-6095-0/uid': No such file or
directory
 08:24:59  kernel: e1000e 0000:03:00.0: eth0: Reset adapter
 08:24:59  kernel: e1000e 0000:03:00.0: eth0: Error reading PHY register
 08:24:59  kernel: e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow
Control: Rx/Tx
 08:25:49  kernel: e1000e 0000:03:00.0: eth0: Reset adapter
 08:25:49  kernel: e1000e 0000:03:00.0: eth0: Error reading PHY register


Thanks
Nitin
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