Network stopped just out of the blue leaving this backtrace
After this or during this my network switch just stopped working ang got
stuck.
Maybe the switch made the problem?
Thanks,
Eliezer
Feb 1 04:07:15 localhost kernel: ------------[ cut here ]------------
Feb 1 04:07:15 localhost kernel: WARNING: at
net/sched/sch_generic.c:261 dev_watchdog+0x26d/0x280() (Not tainted)
Feb 1 04:07:15 localhost kernel: Hardware name:
Feb 1 04:07:15 localhost kernel: NETDEV WATCHDOG: eth0 (r8169):
transmit queue 0 timed out
Feb 1 04:07:15 localhost kernel: Modules linked in: tcp_diag inet_diag
bluetooth rfkill bnx2fc fcoe libfcoe libfc 8021q scsi_transport_fc garp
scsi_tgt stp llc sunrpc xt_recent xt_state xt_multiport iptable_filter
ipt_REDIRECT ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4
iptable_raw xt_MARK xt_socket nf_conntrack nf_defrag_ipv4 ip6_tables
nf_defrag_ipv6 iptable_mangle ip_tables ext2 ppdev parport_pc parport
serio_raw sg i2c_i801 snd_hda_codec_realtek snd_hda_intel snd_hda_codec
snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore
snd_page_alloc ext3 jbd mbcache sd_mod crc_t10dif pata_acpi ata_generic
ata_piix r8169 mii i915 drm_kms_helper drm i2c_algo_bit i2c_core video
output dm_mirror dm_region_hash dm_log dm_mod be2iscsi bnx2i cnic uio
ipv6 cxgb4i cxgb4 cxgb3i libcxgbi cxgb3 mdio libiscsi_tcp qla4xxx
iscsi_boot_sysfs libiscsi scsi_transport_iscsi [last unloaded:
scsi_wait_scan]
Feb 1 04:07:15 localhost kernel: Pid: 0, comm: swapper Not tainted
2.6.32-279.19.1.el6.centos.plus.x86_64 #1
Feb 1 04:07:15 localhost kernel: Call Trace:
Feb 1 04:07:15 localhost kernel: <IRQ> [<ffffffff8106a1e7>] ?
warn_slowpath_common+0x87/0xc0
Feb 1 04:07:15 localhost kernel: [<ffffffff8101c0fa>] ?
intel_pmu_enable_all+0xba/0x160
Feb 1 04:07:15 localhost kernel: [<ffffffff8106a2d6>] ?
warn_slowpath_fmt+0x46/0x50
Feb 1 04:07:15 localhost kernel: [<ffffffff8144e8dd>] ?
dev_watchdog+0x26d/0x280
Feb 1 04:07:15 localhost kernel: [<ffffffff8107c67b>] ?
internal_add_timer+0x9b/0x110
Feb 1 04:07:15 localhost kernel: [<ffffffff8144e670>] ?
dev_watchdog+0x0/0x280
Feb 1 04:07:15 localhost kernel: [<ffffffff8107d2c7>] ?
run_timer_softirq+0x197/0x340
Feb 1 04:07:15 localhost kernel: [<ffffffff810a0910>] ?
tick_sched_timer+0x0/0xc0
Feb 1 04:07:15 localhost kernel: [<ffffffff8102adad>] ?
lapic_next_event+0x1d/0x30
Feb 1 04:07:15 localhost kernel: [<ffffffff81072991>] ?
__do_softirq+0xc1/0x1e0
Feb 1 04:07:15 localhost kernel: [<ffffffff81095510>] ?
hrtimer_interrupt+0x140/0x250
Feb 1 04:07:15 localhost kernel: [<ffffffff8100c1cc>] ?
call_softirq+0x1c/0x30
Feb 1 04:07:15 localhost kernel: [<ffffffff8100de05>] ?
do_softirq+0x65/0xa0
Feb 1 04:07:15 localhost kernel: [<ffffffff81072775>] ? irq_exit+0x85/0x90
Feb 1 04:07:15 localhost kernel: [<ffffffff814f8fe0>] ?
smp_apic_timer_interrupt+0x70/0x9b
Feb 1 04:07:15 localhost kernel: [<ffffffff8100bb93>] ?
apic_timer_interrupt+0x13/0x20
Feb 1 04:07:15 localhost kernel: <EOI> [<ffffffff812c999e>] ?
intel_idle+0xde/0x170
Feb 1 04:07:15 localhost kernel: [<ffffffff812c9981>] ?
intel_idle+0xc1/0x170
Feb 1 04:07:15 localhost kernel: [<ffffffff813fd8b7>] ?
cpuidle_idle_call+0xa7/0x140
Feb 1 04:07:15 localhost kernel: [<ffffffff81009fc6>] ? cpu_idle+0xb6/0x110
Feb 1 04:07:15 localhost kernel: [<ffffffff814d80da>] ? rest_init+0x7a/0x80
Feb 1 04:07:15 localhost kernel: [<ffffffff81c22f7b>] ?
start_kernel+0x424/0x430
Feb 1 04:07:15 localhost kernel: [<ffffffff81c2233a>] ?
x86_64_start_reservations+0x125/0x129
Feb 1 04:07:15 localhost kernel: [<ffffffff81c22438>] ?
x86_64_start_kernel+0xfa/0x109
Feb 1 04:07:15 localhost kernel: ---[ end trace 0bd7c853b258ec62 ]---
Feb 1 04:07:15 localhost kernel: r8169 0000:01:00.0: eth0: link up
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