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Cisco Bug: CSCvs21698 - I2C stuck/bad IM/OIR causing rsp3c(both) to reload at "cmanrp_chasfs_spa_oir_remove"

Last Modified

Aug 29, 2020

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases

16.9.3 17.3

Description (partial)

RSP3 crash with reload reason: Critical software exception

IOSD process crashes when repeated OIR is triggered for Ethernet IM.

i2c errors reported on router : 

%IOSXE-3-PLATFORM: R0/0: kernel: beeprom_read (line 267): i2c read returned error (-5)
%SYSHW-3-SYSHW_READ: R0/0: cmcc: A read operation has failed for device: I2C_IM0_EEPROM_0 error: Input/output error
%IOSXE_OIR-6-INSSPA: SPA inserted in subslot 0/0
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