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Cisco Bug: CSCuq71667 - Cat4k switch crashes with the error %SYS-3-BADMAGIC: (magic 00004246)

Last Modified

May 26, 2020

Products (150)

  • Cisco IOS
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco IE 2000-16TC-G Industrial Ethernet Switch
  • Cisco Catalyst 2960X-24PD-L Switch
  • Cisco Catalyst 3560CG-8TC-S Compact Switch
  • Cisco Catalyst 2960X-48LPS-L Switch
  • Cisco Embedded Service 2020 CON B Switch
  • Cisco Catalyst 3560X-48U-S Switch
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Known Affected Releases


Description (partial)

Cat4k switch running 15.2(2)E crashes due to memory corruption (bad block magic)

Sup-6/Cat4900 running IOS 15.2(2)E (in the 15.2(1)E the issue was not seen)

Related Community Discussions

Cisco catalyst 4500e rebooted unexpectedly
Dear team,   we are facing problem in cisco catalyst switch, actually we are using Cisco catalyst 4500e switch, Two month back we upgrade IOS from "cat4500e-ipbasek9-mz.150-2.SG" to cat4500e-ipbasek9-mz.152-2.E1.bin “since i upgrade new IOS that  was running perfectly,  but last two weeks back unexpectedly switch was rebooted and today also we faced the same problem. here i enclosed the tech support details. kindly check and suggest me the correct solution.      Is there in any bug is there?...... ...
Latest activity: Apr 03, 2018
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