dr-xr-xr-x   3 root root 0 Feb  6 06:31 task                                    -rw-r--r--   1 root root 0 Feb  6 06:31 timens_offsets                          -r--r--r--   1 root root 0 Feb  6 06:31 timers                                  -rw-rw-rw-   1 root root 0 Feb  6 06:31 timerslack_ns                           -rw-r--r--   1 root root 0 Feb  6 06:31 uid_map                                 -r--r--r--   1 root root 0 Feb  6 06:31 wchan                                   admin@i-0fb869488634369c7:/proc/575$ sudo                                       usage: sudo -h | -K | -k | -V                                                   usage: sudo -v [-AknS] [-g group] [-h host] [-p prompt] [-u user]               usage: sudo -l [-AknS] [-g group] [-h host] [-p prompt] [-U user] [-u user] [comusage: sudo [-AbEHknPS] [-r role] [-t type] [-C num] [-D directory] [-g group] [directory] [-T timeout] [-u user] [VAR=value] [-i|-s] [<command>]               usage: sudo -e [-AknS] [-r role] [-t type] [-C num] [-D directory] [-g group] [-irectory] [-T timeout] [-u user] file ...                                       admin@i-0fb869488634369c7:/proc/575$ sudo  -                                    

lsof      1008                   1000  mem       REG              259,1   149520inux-gnu/libpthread-2.31.so                                                     lsof      1008                   1000  mem       REG              259,1    18688inux-gnu/libdl-2.31.so                                                          lsof      1008                   1000  mem       REG              259,1   617128inux-gnu/libpcre2-8.so.0.10.1                                                   lsof      1008                   1000  mem       REG              259,1  1901536inux-gnu/libc-2.31.so                                                           lsof      1008                   1000  mem       REG              259,1   166120inux-gnu/libselinux.so.1                                                        lsof      1008                   1000  mem       REG              259,1   177928inux-gnu/ld-2.31.so                                                             lsof      1008                   1000    4r     FIFO               0,11      0t0lsof      1008                   1000    7w     FIFO               0,11      0t0admin@i-096a29f104e7847fe:~$ lsof -i                                            

admin@i-0c111f859fbef3091:/usr/lib$ ls                                          NetworkManager  ifupdown                              networkd-dispatcher  sudo X11             init                                  openssh              sysctapparmor        kernel                                os-release           systeapt             klibc                                 pam.d                sysusbinfmt.d        klibc-YUkGbOClhnaZRUUd4cUed0X2XZI.so  python2.7            tc   cloud-init      libsupp.a                             python3              termidbus-1.0        locale                                python3.9            tmpfidebug           lsb                                   rsyslog              udev dpkg            man-db                                runit-helper         valgrenvironment.d   mime                                  sasl2                x86_6file            modprobe.d                            sftp-server               groff           modules                               shim                      grub            modules-load.d                        ssl                       admin@i-0c111f859fbef3091:/usr/lib$ cd lib                                      

            [:delay_enter=DELAY][:delay_exit=DELAY][:when=WHEN],                  --inject=SET[:error=ERRNO|:retval=VALUE][:signal=SIG][:syscall=SYSCALL]                  [:delay_enter=DELAY][:delay_exit=DELAY][:when=WHEN]                                   perform syscall tampering for the syscalls in SET                   delay:      microseconds or NUMBER{s|ms|us|ns}                                  when:       FIRST[..LAST][+[STEP]]                                           -e fault=SET[:error=ERRNO][:when=WHEN], --fault=SET[:error=ERRNO][:when=WHEN]                  synonym for -e inject with default ERRNO set to ENOSYS.                                                                                        Miscellaneous:                                                                    -d, --debug    enable debug output to stderr                                    -h, --help     print help message                                               --seccomp-bpf  enable seccomp-bpf filtering                                     -V, --version  print version                                                  admin@i-054157b3157fdc4cd:~$ strace ./kihei -v