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Cisco Bug: CSCvi91537 - 8.8:1815 AP CRASH [kernel panic ] because of CPU lock up PC is at __remove_hrtimer+0xa0/0xb8

Last Modified

Apr 16, 2018

Products (1)

  • Cisco Aironet 1850 Series Access Points

Known Affected Releases

8.8(1.99)

Description (partial)

Symptom:
This 1815 AP crashed:

============ panic.log ============
Oops#1 Part1
<6>[04/09/2018 23:26:31.4999] Freeing unused kernel memory: 160K (80715000 - 8073d000)
<5>[04/09/2018 23:26:31.4999] random: init urandom read with 0 bits of entropy available
<5>[04/09/2018 23:26:31.4999] UBIFS: background thread "ubifs_bgt0_3" started, PID 2902
<5>[04/09/2018 23:26:31.4999] UBIFS: mounted UBI device 0, volume 3, name "storage"
<5>[04/09/2018 23:26:31.4999] UBIFS: LEB size: 126976 bytes (124 KiB), min./max. I/O unit sizes: 2048 bytes/2048 bytes
<5>[04/09/2018 23:26:31.4999] UBIFS: FS size: 65900544 bytes (62 MiB, 519 LEBs), journal size 3301376 bytes (3 MiB, 26 LEBs)
<5>[04/09/2018 23:26:31.4999] UBIFS: reserved for root: 3112645 bytes (3039 KiB)
<5>[04/09/2018 23:26:31.4999] UBIFS: media format: w4/r0 (latest is w4/r0), UUID E36F3D9A-DC49-4A16-BEC6-EBBB72F50A8A, small LPT model
<5>[04/09/2018 23:26:31.4999] UBIFS: background thread "ubifs_bgt0_4" started, PID 2985
<5>[04/09/2018 23:26:31.4999] UBIFS: recovery needed
<5>[04/09/2018 23:26:31.4999] UBIFS: recovery completed

[HMS-NG] AP crash: [kernel panic ] for AP002C.C862.DAE8 (130.151.10.24). Controller: 30.7.0.70. Testbed: TB30.
AP Name:
AP002C.C862.DAE8
AP Model:
AP1815I-A
Version:
8.8.1.99
Controller:
30.7.0.70
Testbed:
TB30
HMS Server:
wnbu-ptb-hms
AP IP:
130.151.10.24
 
Found
File Timestamp
lrad_002cc88acca0.crash
crash
Decode
kernel panic
2018-04-09 21:40:18
Mon Apr 9 23:29:48 2018

Conditions:
na
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