CONTAP-157359: BMC unreachable and showing "smf_sp_network_status_get for IPv4" in sysconfig output

Issue

• This bug affects FAS8300, FAS8700, and A400 models with BMC 13.8x, 13.7Px

• Service Processor is not responding:
  ::> sp show
IP Firmware
Node Type Status Configured Version IP Address
------------- ---- ----------- ------------ --------- -------------------------
node-01 BMC online true 13.7 1.2.3.4
Error: show failed: Timeout: Operation "sp_system_view_iterator::get_imp()" took longer than 25 seconds to complete [from mgwd on node "node_name-01" (VSID: -1) to servprocd at 127.0.0.1]

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• Multiple servprocd and tcp port 935 errors are reported in the event logs

[node-01: servprocd: kern.vm.mmap.return:notice]: mmap(2) by servprocd (pid 6180) for size 2101248 failed: VMEM limit exceeded, limit 1099689656, error 12.
[node-01: servprocd: ucore.panicString:error]: 'servprocd: Call to pthread_create() failed with error: Resource temporarily unavailable, raising SIGABRT(6) at RIP 0x807ba483a (pid 6419, uid 0, timestamp 1696133989)'
[node-01: spmd: spm.servprocd.process.exit:alert]: Service processor daemon (servprocd) with ID 6419 exited as a result of Virtual size limit exceeded. This server will attempt to restart.
[node-01: kernel: bsdsocket.queueLimit.reached:error]: Number of connection requests for the socket bound to port 935 having the IP address * has reached the limit of 1536 connections. The socket uses TCP protocol. This event has occurred 1 times since the last warning.

• The output of sysconfig -a shows:

::> system node run -node <node> -command sysconfig -a
Service Processor Status: Unknown
Firmware Version: (null)
Mgmt MAC Address: (null)
Ethernet Link: down
******FAILED : smf_sp_network_status_get for IPv6
IPv6 configuration: Disabled