BugZero | Cisco BugID CSCuz71595 - PFR : crash : %ALIGN-1-FATAL: Corrupted program co...

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BugZero | Cisco BugID CSCuz71595 - PFR : crash : %ALIGN-1-FATAL: Corrupted program co...

ODD
Cisco
CSCuz71595

Cisco - Defect ID: CSCuz71595

PFR : crash : %ALIGN-1-FATAL: Corrupted program counter

ODD
Cisco
CSCuz71595

Cisco - Defect ID: CSCuz71595

PFR : crash : %ALIGN-1-FATAL: Corrupted program counter

Last updated on February 25th, 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

Description

Symptom

Router crashes with below error message: %ALIGN-1-FATAL: Corrupted program counter 21:41:13 PDT Mon Apr 25 2016 pc=0xFFFFCD00z , ra=0x33DA048Cz , sp=0x3AD0C880 %ALIGN-1-FATAL: Corrupted program counter 21:41:14 PDT Mon Apr 25 2016 pc=0xFFFFCD00z , ra=0x33DA048Cz , sp=0x3AD0C880 21:41:14 PDT Mon Apr 25 2016: TLB (load or instruction fetch) exception, CPU signal 10, PC = 0x0

Conditions

PFR configured on the device

Workaround

None

Further Problem Description

Change history

2026-02-25 Removed: 15.5(2)T2.2

2026-02-25 Removed: 15.5(2)T2.2

2021-05-05 Added: 15.5(2)T2.2

Relevant Products

Click on a version to see all relevant bugs

Affected versions:No known affected versions

Fixed versions: 16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d, 16.10.1e, 16.10.1i, 16.10.1s, 16.11.1, 16.11.1a, 16.3.1, 16.3.1a, 16.3.2, 16.3.3, 16.3.3a, 16.3.4, 16.3.5, 16.3.5a, 16.3.5b, 16.3.5c, 16.3.6, 16.3.7, 16.3.8, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.1a, 16.6.2, 16.6.2s, 16.6.3, 16.6.4, 16.6.4a, 16.6.4s, 16.6.5, 16.6.5a, 16.6.5b, 16.7.1, 16.7.1a, 16.7.1b, 16.7.2, 16.7.3, 16.8.1, 16.8.1a, 16.8.1b, 16.8.1c, 16.8.1d, 16.8.1e, 16.8.1s, 16.8.2, 16.8.3, 16.9.1, 16.9.1a, 16.9.1b, 16.9.1c, 16.9.1d, 16.9.1s, 16.9.2, 16.9.2a, 16.9.2s, 16.9.3, 16.9.3h, Everest-16.4.1

Relevant Products

Click on a version to see all relevant bugs

Affected versions:No known affected versions

Fixed versions: 16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d, 16.10.1e, 16.10.1i, 16.10.1s, 16.11.1, 16.11.1a, 16.3.1, 16.3.1a, 16.3.2, 16.3.3, 16.3.3a, 16.3.4, 16.3.5, 16.3.5a, 16.3.5b, 16.3.5c, 16.3.6, 16.3.7, 16.3.8, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.1a, 16.6.2, 16.6.2s, 16.6.3, 16.6.4, 16.6.4a, 16.6.4s, 16.6.5, 16.6.5a, 16.6.5b, 16.7.1, 16.7.1a, 16.7.1b, 16.7.2, 16.7.3, 16.8.1, 16.8.1a, 16.8.1b, 16.8.1c, 16.8.1d, 16.8.1e, 16.8.1s, 16.8.2, 16.8.3, 16.9.1, 16.9.1a, 16.9.1b, 16.9.1c, 16.9.1d, 16.9.1s, 16.9.2, 16.9.2a, 16.9.2s, 16.9.3, 16.9.3h, Everest-16.4.1

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