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"HW ERROR Invalid slot number passed:0" message with backtrace appearing in the log

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Title"HW ERROR Invalid slot number passed:0" message with backtrace appearing in the log
Symptoms
"HW ERROR Invalid slot number passed:0" message with backtrace appears in the log. No functional impact seen.
Example:

CP1  [06/03/19 11:52:19.389:SAST] 0x00010742 00000000 GlobalRouter HW ERROR Invalid slot number passed:0
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] Execution path:
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libndutl.so.1(nd_utl_backtrace+0x4c) [0xfd05e28]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(log_stackframe+0x1c) [0x1145e21c]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/plat/lib/cp/libchassis.so.1(ch_slot_check_slot+0x90) [0xfd7c4dc]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/plat/lib/cp/libchassis.so.1(ch_cardtype_get+0x28) [0xfd7cc3c]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libport.so.1(portGetFacePortNum+0x2c) [0xbeb1590]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(fmtDisplayPortNum+0xb4) [0x103db140]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(FmtPortNum+0x208) [0x103dcbbc]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(lacpSamePartner+0x104) [0x10767484]
CP1  [06/03/19 11:52:19.409:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(lacpRxUpdateSelected+0x24) [0x107676b4]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(lacpRxToCurrentState+0xc8) [0x10768518]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(lacpRxCurrentState+0xec) [0x10768f90]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(vlacpProcPkt+0x3a4) [0x107737f4]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(vlacpRxFrame+0x388) [0x10773c64]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libcpp.so.1(cppProcRxFrame+0x25ec) [0xfaff1d4]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libcpp.so.1(cppScheduleBody+0x204) [0xfaff5bc]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libcpp.so.1(cppMainTask+0x1cc) [0xfb00428]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /opt/appfs/lib/cp/libv2l.so.1(task_wrapper+0x278) [0xa4b7a1c]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] cbcp-main.x(ckrmThreadStarter+0x6c8) [0x1175a94c]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /lib/libpthread.so.0(+0x6844) [0x9f63844]
CP1  [06/03/19 11:52:19.410:SAST] 0x0022c590 00000000 GlobalRouter OSAL INFO [bt] /lib/libc.so.6(clone+0x84) [0x9c33518]

 
Environment
  • VSP 8000
  • VOSS 6.1.6.0 and older VOSS software releases
Cause
Software defect. A result of an incorrect function call to function ‘FmtPortNum’ when looking for ‘remote system ports’.
Resolution
Upgrade the switch to VOSS 7.1.2.0 software release.
Additional notes

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