it has happened on iOS 15.2.1
this is the content of ips:
"cpuType" : "ARM-64",
"procName" : "backboardd",
"procPath" : "/usr/libexec/backboardd",
"parentProc" : "launchd",
"parentPid" : 1,
"coalitionName" : "com.apple.backboardd",
"crashReporterKey" : "ef17e4078ac993f140daf6f9b68615b883b55685",
"basebandVersion" : "2.23.02",
"isCorpse" : 1,
"exception" : {"codes":"0x0000000000021aaa, 0x0000000000000000","rawCodes":[0],"type":"EXC_RESOURCE","signal":"SIGKILL"},
"termination" : {"flags":2,"code":"namespace":"PORT_SPACE","indicator":"(Limitports) Exceeded system-wide per-process Port Limit"},
"faultingThread" : 2,
1
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