"nstat -az" Causes High CPU Usage and Dies with "Aborted (core dumped)" Messages

Applies To:

Oracle Cloud Infrastructure - Version N/A and later

Linux x86-64

Symptoms:

While running sos to collect an sosreport bundle, the machine may hang and generate those "Aborted (core dumped)" messages against "nstat -az >> $1".

Mar 04 06:46:47 hostname OSWatcher[1826]: /usr/libexec/oswatcher/oswnet: line 16: 4819 Aborted (core dumped) nstat -az >> $1
Mar 04 06:47:06 hostname abrt-hook-ccpp[21420]: Process 21418 (nstat) of user 0 killed by SIGABRT - dumping core
Mar 04 06:57:21 hostname OSWatcher[1826]: /usr/libexec/oswatcher/oswnet: line 16: 21418 Aborted (core dumped) nstat -az >> $1
Mar 04 06:57:37 hostname abrt-hook-ccpp[5888]: Process 5886 (nstat) of user 0 killed by SIGABRT - dumping core
Mar 04 07:08:01 hostname OSWatcher[1826]: /usr/libexec/oswatcher/oswnet: line 16: 5886 Aborted (core dumped) nstat -az >> $1
Mar 04 07:08:10 hostname abrt-hook-ccpp[22110]: Process 22109 (nstat) of user 0 killed by SIGABRT - dumping core
Mar 04 07:18:54 hostname OSWatcher[1826]: /usr/libexec/oswatcher/oswnet: line