We're running an ER-X with a working VPLS to a MT RB.
All of a sudden the ER-X hangs (v1.8.5beta2) or reboots (v1.8.0).
I've managed to capture the potential error with syslog:
05-25-2016 12:49:36 Kernel.Emerg 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Kernel panic - not syncing: Fatal exception in interrupt 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: ---[ end trace 1d792616ca2fdc52 ]--- 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Code: 24820010 8c450000 24420004 <00a31821> 0065282b 14c2fffb 00a31821 00030c00 00611821 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<8046d904>] start_kernel+0x37c/0x398 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<80064d04>] cpu_startup_entry+0xc4/0x190 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<80005e98>] __pastwait+0x0/0x8 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<8000436c>] ret_from_irq+0x0/0x4 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<800312d8>] irq_exit+0x78/0x84 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<80030e64>] __do_softirq+0x124/0x224 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<802b401c>] net_rx_action+0xe8/0x1e8 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<802b3818>] process_backlog+0xbc/0x1bc 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<802afed0>] __netif_receive_skb_core+0x744/0x954 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<c0370fc8>] mpls_rcv+0x900/0x23b0 [mpls_fwdr] 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<c036f920>] fwd_forward_frame+0x590/0x11e8 [mpls_fwdr] 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<c036d968>] forwarder_process_nhlfe+0x135c/0x2d84 [mpls_fwdr] 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: [<802ebeb8>] ip_send_check+0x50/0x80 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Call Trace: 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: ... 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: 0000cf80 00000000 8fc9a580 00000000 00000934 00000000 88ef6054 c0380000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: c037f61c 8e1d2e80 8e353500 00000001 8043fbf8 00000000 8e1d6800 00000000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: c035ebd0 8e353500 c036c60c 8043fc0c 8e1d6800 c036f920 00000002 8e03f800 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: 8e1d2e80 00000000 00001402 0000f80c c0380000 c0380000 00000002 8e03f800 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Stack : 000f423b 8e353580 8043fc0c 8e1d6800 8043fc0c c035ec80 00000000 00000000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Process swapper/0 (pid: 0, threadinfo=8043e000, task=8044f5d0, tls=00000000) 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Modules linked in: xt_LOG xt_set xt_comment ip6table_mangle ip6table_filter ip6table_raw ip6_tables iptable_mangle xt_CT iptable_raw nf_nat_pptp nf_conntrack_pptp nf_conntrack_proto_gre nf_nat_h323 nf_conntrack_h323 nf_nat_sip nf_conntrack_sip nf_nat_proto_gre nf_nat_tftp nf_nat_ftp nf_conntrack_tftp nf_conntrack_ftp iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack bridge stp llc ip_set_hash_net ip_set nfnetlink iptable_filter ip_tables x_tables mpls_fwdr(PO) ptree(PO) ipv6 imq pptp gre pppoe pppox ppp_generic slhc tun ubnt_platform(PO) 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: PrId : 0001992f (MIPS 1004Kc) 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Cause : 1080001c 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Status: 1100fc03 KERNEL EXL IE 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: ra : c036d968 forwarder_process_nhlfe+0x135c/0x2d84 [mpls_fwdr] 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Tainted: P O 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: epc : 802ebeb8 ip_send_check+0x50/0x80 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Lo : 00000000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: Hi : 00000004 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: $28 : 8043e000 8043fb78 8043fc48 c036d968 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: $24 : 00000000 c02e0000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: $20 : 88ef6054 0000003d 8e1d2780 00000000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: $16 : 00000000 88ef6046 00000001 c0380000 05-25-2016 12:49:36 Kernel.Warning 192.168.1.1 May 25 12:49:36 erx-ebg-sh kernel: $12 : 00000000 00000001 803bd808 8043fd38
The config of the Device is:
interfaces {
ethernet eth0 {
address <IP-ADDR1>/27
description backbone
duplex auto
mtu 1522
speed auto
}
ethernet eth1 {
duplex auto
speed auto
}
ethernet eth2 {
duplex auto
speed auto
}
ethernet eth3 {
duplex auto
speed auto
}
ethernet eth4 {
address 192.168.1.1/24
duplex auto
poe {
output off
}
speed auto
}
loopback lo {
address <IP-ADDR2>/32
}
switch switch0 {
mtu 1500
switch-port {
interface eth1 {
}
interface eth2 {
}
interface eth3 {
}
vlan-aware disable
}
}
}
protocols {
ldp {
interface eth0 {
enable {
ipv4
}
}
router-id <IP-ADDR2>
targeted-peer {
ipv4 <IP-ADDR3>
}
transport-address {
ipv4 <IP-ADDR2> {
}
}
}
mpls {
interface eth0 {
label-switching
}
}
ospf {
area 0.0.0.0 {
network <IP-ADDR2>/32
network <IP-ADDR4>/27
}
log-adjacency-changes {
}
parameters {
abr-type cisco
router-id <IP-ADDR2>
}
passive-interface default
passive-interface-exclude eth0
}
static {
}
vpls {
instance vpls1 {
id 2 {
signaling {
ldp {
vpls-peer <IP-ADDR3> {
}
}
}
}
}
interface switch0 {
instance vpls1
}
}
}
service {
gui {
http-port 80
https-port 443
older-ciphers enable
}
ssh {
port 22
protocol-version v2
}
}
system {
domain-name xxx.xxxxx.xxx
gateway-address <IP-ADDR5>
host-name erx-ebg-sh
login {
user xxxxx {
authentication {
encrypted-password xxxxxx
plaintext-password ""
}
level admin
}
}
name-server <IP-ADDR6>
name-server <IP-ADDR7>
ntp {
server <IP-ADDR8> {
}
server <IP-ADDR9> {
}
}
syslog {
global {
facility all {
level notice
}
facility protocols {
level debug
}
}
host 192.168.1.33 {
facility all {
level debug
}
}
}
time-zone Europe/Vienna
}Is this a SW Bug?
We already tried resetting and updating the SW.
Regards,
hotze.com