[445896.299047] ------------[ cut here ]------------
[445896.299217] WARNING: at net/sched/sch_generic.c:297 dev_watchdog+0x270/0x280()
[445896.299525] NETDEV WATCHDOG: eth1 (ixgbe): transmit queue 5 timed out
[445896.299689] Modules linked in: vhost_net vhost macvtap macvlan act_police cls_u32 sch_ingress cls_fw sch_sfq sch_htb ebt_arp ebt_ip ebtable_nat binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache tun ebtable_filter ebtables ip6table_filter ip6_tables bridge stp llc ipt_REJECT xt_conntrack iptable_filter ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_CHECKSUM iptable_mangle iTCO_wdt iTCO_vendor_support mxm_wmi xfs libcrc32c intel_powerclamp coretemp intel_rapl ipmi_devintf kvm_intel kvm syscopyarea sysfillrect sysimgblt i2c_algo_bit crc32_pclmul ttm crc32c_intel drm_kms_helper ghash_clmulni_intel sb_edac drm aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg edac_core mei_me pcspkr i2c_i801 mei lpc_ich shpchp
[445896.301528]  i2c_core mfd_core ipmi_si ipmi_msghandler wmi acpi_pad nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables ext4 mbcache jbd2 raid1 sd_mod crc_t10dif crct10dif_generic ahci ixgbe(OE) libahci vxlan ip6_udp_tunnel crct10dif_pclmul crct10dif_common udp_tunnel libata ptp pps_core dca
[445896.302264] CPU: 11 PID: 5880 Comm: qemu-kvm Tainted: G           OE  ------------   3.10.0-327.13.1.el7.x86_64 #1
[445896.302577] Hardware name: Supermicro Super Server/X10SDV-TLN4F, BIOS 1.0b 09/09/2015
[445896.302892]  ffff88207fd63d68 0000000088ed3aca ffff88207fd63d20 ffffffff8163571c
[445896.303211]  ffff88207fd63d58 ffffffff8107b200 0000000000000005 ffff881fcc660000
[445896.303529]  ffff881fcc655800 0000000000000047 000000000000000b ffff88207fd63dc0
[445896.303850] Call Trace:
[445896.304003]  <IRQ>  [<ffffffff8163571c>] dump_stack+0x19/0x1b
[445896.304177]  [<ffffffff8107b200>] warn_slowpath_common+0x70/0xb0
[445896.304339]  [<ffffffff8107b29c>] warn_slowpath_fmt+0x5c/0x80
[445896.304512]  [<ffffffffa04513cd>] ? nf_ct_delete+0x18d/0x270 [nf_conntrack]
[445896.304680]  [<ffffffff8154cd40>] dev_watchdog+0x270/0x280
[445896.304843]  [<ffffffff8154cad0>] ? dev_graft_qdisc+0x80/0x80
[445896.305007]  [<ffffffff8108b0a6>] call_timer_fn+0x36/0x110
[445896.305167]  [<ffffffff8154cad0>] ? dev_graft_qdisc+0x80/0x80
[445896.305328]  [<ffffffff8108dd97>] run_timer_softirq+0x237/0x340
[445896.305490]  [<ffffffff81084b0f>] __do_softirq+0xef/0x280
[445896.305652]  [<ffffffff816477dc>] call_softirq+0x1c/0x30
[445896.305818]  [<ffffffff81016fc5>] do_softirq+0x65/0xa0
[445896.305977]  [<ffffffff81084ea5>] irq_exit+0x115/0x120
[445896.306137]  [<ffffffff81648378>] do_IRQ+0x58/0xf0
[445896.306299]  [<ffffffffa096c360>] ? vmx_invpcid_supported+0x20/0x20 [kvm_intel]
[445896.306609]  [<ffffffff8163d62d>] common_interrupt+0x6d/0x6d
[445896.306769]  <EOI>  [<ffffffff81646850>] ? irq_entries_start+0x310/0x400
[445896.306946]  [<ffffffffa096c65c>] ? vmx_handle_external_intr+0x6c/0x70 [kvm_intel]
[445896.307271]  [<ffffffffa04de961>] vcpu_enter_guest+0x6d1/0xef0 [kvm]
[445896.307447]  [<ffffffffa0504270>] ? __apic_accept_irq+0x230/0x300 [kvm]
[445896.307621]  [<ffffffffa04e41b8>] kvm_arch_vcpu_ioctl_run+0x218/0x490 [kvm]
[445896.307796]  [<ffffffffa04cc4ee>] kvm_vcpu_ioctl+0x2ae/0x630 [kvm]
[445896.307960]  [<ffffffff810e51b2>] ? do_futex+0x122/0x5b0
[445896.308122]  [<ffffffff811f1fa5>] do_vfs_ioctl+0x2e5/0x4c0
[445896.308291]  [<ffffffffa04d5594>] ? kvm_on_user_return+0x74/0x80 [kvm]
[445896.308455]  [<ffffffff811f2221>] SyS_ioctl+0xa1/0xc0
[445896.308616]  [<ffffffff81645ec9>] system_call_fastpath+0x16/0x1b
[445896.308777] ---[ end trace 8d14e863658f8764 ]---
[445896.308942] ixgbe 0000:03:00.1 eth1: Fake Tx hang detected with timeout of 5 seconds
[445915.642367] Disabling lock debugging due to kernel taint
[445915.642376] mce: [Hardware Error]: CPU 9: Machine Check Exception: 5 Bank 4: be00000000800400
[445915.642383] mce: [Hardware Error]: RIP !INEXACT! 10:<ffffffff810e687e> {generic_exec_single+0xfe/0x1a0}
[445915.642384] mce: [Hardware Error]: TSC 130190f7c06a8f MISC 7f0de4e56fff
[445915.642386] mce: [Hardware Error]: PROCESSOR 0:50662 TIME 1462033065 SOCKET 0 APIC 3 microcode a
[445915.642386] mce: [Hardware Error]: Run the above through 'mcelog --ascii'
[445915.664608] mce: [Hardware Error]: Some CPUs didn't answer in synchronization
[445915.664608] mce: [Hardware Error]: Machine check: Invalid
[445915.664609] Kernel panic - not syncing: Fatal machine check on current CPU