Cisco Asr 1000 Series Aggregation Services Routers Sip And Spa Software Configuration Guide, Cisco Ios - Cisco ASR 1000 Series Software Configuration Manual

Handling TraceBack and Core Dump Files on the Cisco WebEx Node SPA
The following excerpt of a traceback shows a problem with the kernel that eventually causes the Cisco WebEx Node
SPA to timeout. After 5 attempts to reload the Cisco WebEx Node SPA, the SPA enters an out-of-service state:
Note Some output has been removed to make the example more readable.
Example:
Router# show hw-module subslot 0 bootlog cpu-prev
--------- CPU boot log from previous SPA-WMA-K9[0/0] bootup ---------
Checking for the multiply/shift bug... no.
Checking for the daddi bug... no.
Checking for the daddiu bug... no.
CPU 0 Unable to handle kernel paging request at virtual address 0000000000000008,
epc == ffffffff8c029fb4, ra == ffffffff8c02a0bc
Oops[#1]:
Cpu 0
$ 0 : 0000000000000000 ffffffff8c4a3400 ffffffff8c4a5c00 ffffffff8c4a3400
$ 4 : 0000000000000028 0000000000000000 0000000000000000 0000000000000001
$ 8 : a800000414487e60 ffffffffffffffc0 0000000000000000 0000000000000000
$12 : 0000000000000000 0000000000000000 0000000000000000 0000000000000000
$16 : 0000000000000028 0000000000000000 0000000000000010 ffffffff8c4a5c70
$20 : 0000000000000001 0000000000000000 0000000000000000 0000000000000000
$24 : 0000000000000000 0000000000000000
$28 : a800000414484000 a800000414487e60 0000000000000000 ffffffff8c02a0bc
Hi : 0000000000000000
Lo : 0000000000000000
epc : ffffffff8c029fb4 octeon_unmask_ciu_irq+0x24/0x30
ra : ffffffff8c02a0bc octeon_irq_ciu_unmask+0x84/0xc8
Status: 10008ce2
Cause : 00000008
BadVA : 0000000000000008
PrId : 000d030b
Modules linked in:
Process swapper (pid: 1, threadinfo=a800000414484000, task=a800000414481440)
Stack : 0000000000000001 0000000000000000 0000000000000028 a800000414469b80
ffffffff8c4a5c00 ffffffff8c02a164 0000000000000001 ffffffff8c046a20
ffffffff8c095c7c ffffffff8c095afc 0000000000000028 0000000000000080
ffffffff8c0068d8 ffffffff8c0068d8 ffffffff8c40fa18 a800000414469b80
ffffffff8c095dec ffffffff8c095dc0 0000000000000000 0000000000000000
0000000000000000 0000000000000000 0000000000000000 0000000000000000
ffffffff8c006be8 0000000000000000 ffffffff8c4c68b0 0000000000000000
ffffffff8c4b1b24 0000000000000000 0000000000000000 0000000000000000
a800000414484000 a800000414487fe0 0000000000000000 0000000000000000
0000000000000000 0000000000000000 0000000000000000 0000000000000000
Call Trace:
[<ffffffff8c029fb4>] octeon_unmask_ciu_irq+0x24/0x30
[<ffffffff8c02a0bc>] octeon_irq_ciu_unmask+0x84/0xc8
[<ffffffff8c02a164>] octeon_irq_ciu_startup+0x64/0x78
[<ffffffff8c095c7c>] setup_irq+0x234/0x2b0
[<ffffffff8c095dec>] request_irq+0xf4/0x118
[<ffffffff8c006be8>] plat_prepare_cpus+0x98/0xe0
[<ffffffff8c4c68b0>] smp_prepare_cpus+0xf8/0x140
[<ffffffff8c4b1b24>] init+0x94/0x748
[<ffffffff8c022808>] kernel_thread_helper+0x10/0x18
Code: 0061182d
Kernel panic - not syncing: Attempted to kill init!
Call Trace:
[<ffffffff8c026570>] dump_stack+0x8/0x48
[<ffffffff8c052220>] panic+0xb0/0x350
[<ffffffff8c058a94>] do_exit+0xc7c/0xc80
[<ffffffff8c02647c>] die+0x1ac/0x1b0
[<ffffffff8c038034>] do_page_fault+0x1d4/0x480
[<ffffffff8c01ff84>] ret_from_exception+0x0/0x10
[<ffffffff8c029fb4>] octeon_unmask_ciu_irq+0x24/0x30
[<ffffffff8c02a0bc>] octeon_irq_ciu_unmask+0x84/0xc8
[<ffffffff8c02a164>] octeon_irq_ciu_startup+0x64/0x78
[<ffffffff8c095c7c>] setup_irq+0x234/0x2b0
[<ffffffff8c095dec>] request_irq+0xf4/0x118

Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide, Cisco IOS

XE Everest 16.5
388
Troubleshooting the Cisco WebEx Node for the ASR 1000 Series Aggregation Services Routers
KX SX UX KERNEL EXL
0043102d dc460020 <dcd90008> 03200008
Not tainted
00000000 7082fa32 3c030000 3c018c4a
OL-14127-17