$ wc -l /etc/sysconfig/ipset
168146 /etc/sysconfig/ipset
$ strace ./augtool
close(3) = 0
stat("/etc/sysconfig/ipset", {st_mode=S_IFREG|0644, st_size=4673066, ...}) = 0
openat(AT_FDCWD, "/etc/sysconfig/ipset", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=4673066, ...}) = 0
...
...
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x7ffe7469aff8} ---
+++ killed by SIGSEGV (core dumped) +++
Segmentation fault (core dumped)