BugZero | Cisco BugID CSCwt01278 - 9115/9120 APs facing kernel panic crashes in 17.1...

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BugZero | Cisco BugID CSCwt01278 - 9115/9120 APs facing kernel panic crashes in 17.1...

ODD
Cisco
CSCwt01278

Cisco - Defect ID: CSCwt01278

9115/9120 APs facing kernel panic crashes in 17.18.2

ODD
Cisco
CSCwt01278

Cisco - Defect ID: CSCwt01278

9115/9120 APs facing kernel panic crashes in 17.18.2

Last updated on May 22nd, 2026

BugZero Risk Score
7.8 High

Overall: 7.8

Severity: 8.2

Lifecycle: 9.1

Popularity: 4.6

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Bug Details

Views: 1

Description

Symptom

AP crash due to kernel panic "Panic log read from position 0 sequence number 1"

Conditions

Observed in 9115/9120 local mode running 17.18.2 , clients doing IPv6

Workaround

None

Further Problem Description

Ipv6 capwap scenario

Change history

2026-04-30 Added: 17.10.0.181, 17.11.0.155, 17.12.1.5, 17.12.2.35, 17.12.3.31, 17.12.4.22, 17.12.5.41, 17.12.6.28, 17.12.7.13, 17.13.0.107, 17.14.0.79, 17.15.1.6, 17.15.2.206, 17.15.2.52, 17.15.3.28, 17.15.4.160, 17.15.4.18, 17.15.5.36, 17.16.0.88, 17.17.0.87, 17.18.1.8, 17.18.2.64, 17.7.1.11, 17.8.0.144, 17.9.1.8, 17.9.2.52, 17.9.3.50, 17.9.4.27, 17.9.5.47, 17.9.6.40, 17.9.7.16, 17.9.8.5, ap-17.18.2.64

Relevant Products

Click on a version to see all relevant bugs

Affected versions:17.10.0.181, 17.11.0.155, 17.12.1.5, 17.12.2.35, 17.12.3.31, 17.12.4.22, 17.12.5.41, 17.12.6.28, 17.12.7.13, 17.13.0.107, 17.14.0.79, 17.15.1.6, 17.15.2.206, 17.15.2.52, 17.15.3.28, 17.15.4.160, 17.15.4.18, 17.15.5.36, 17.16.0.88, 17.17.0.87, 17.18.1.8, 17.18.2.64, 17.7.1.11, 17.8.0.144, 17.9.1.8, 17.9.2.52, 17.9.3.50, 17.9.4.27, 17.9.5.47, 17.9.6.40, 17.9.7.16, 17.9.8.5, ap-17.18.2.64

Fixed versions: AP.CI.11.4.16.10, AP.CI.8122, CG-17.18.2.223, CG-26.1.2.41, CG-26.1.200.180, ap-17.18.3.11, ap-26.1.2.10, ap-26.1.2.9, ap-26.2.0.67, ap-26.2.200.23, ap-26.2.200.24, ap-26.2.200.32

Relevant Products

Click on a version to see all relevant bugs

Affected versions:17.10.0.181, 17.11.0.155, 17.12.1.5, 17.12.2.35, 17.12.3.31, 17.12.4.22, 17.12.5.41, 17.12.6.28, 17.12.7.13, 17.13.0.107, 17.14.0.79, 17.15.1.6, 17.15.2.206, 17.15.2.52, 17.15.3.28, 17.15.4.160, 17.15.4.18, 17.15.5.36, 17.16.0.88, 17.17.0.87, 17.18.1.8, 17.18.2.64, 17.7.1.11, 17.8.0.144, 17.9.1.8, 17.9.2.52, 17.9.3.50, 17.9.4.27, 17.9.5.47, 17.9.6.40, 17.9.7.16, 17.9.8.5, ap-17.18.2.64

Fixed versions: AP.CI.11.4.16.10, AP.CI.8122, CG-17.18.2.223, CG-26.1.2.41, CG-26.1.200.180, ap-17.18.3.11, ap-26.1.2.10, ap-26.1.2.9, ap-26.2.0.67, ap-26.2.200.23, ap-26.2.200.24, ap-26.2.200.32

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