Вот так заглючило
[root@server ~]# ls -l /root/ | grep core
-rw——- 1 root wheel 569344 Oct 26 19:45 bash.core
-rw——- 1 root wheel 327680 Oct 26 19:45 cat.core
-rw——- 1 root wheel 659456 Oct 26 19:42 dmesg.core
-rw——- 1 root wheel 344064 Oct 26 19:45 find.core
-rw——- 1 root wheel 413696 Oct 26 19:45 grep.core
-rw——- 1 root wheel 647168 Oct 26 19:45 mc.core
-rw——- 1 root wheel 434176 Oct 26 19:30 ntpdate.core
-rw——- 1 root wheel 356352 Oct 26 19:44 pt_chown.core
-rw——- 1 root wheel 315392 Oct 26 19:45 rm.core
-rw——- 1 root wheel 364544 Oct 26 17:30 sh.core
-rw——- 1 root wheel 1261568 Oct 26 19:43 top.core
-rw——- 1 root wheel 344064 Oct 26 19:41 uptime.core
-rw——- 1 root wheel 327680 Oct 26 19:45 wc.core
