proc_pid_syscall(5) File Formats Manual proc_pid_syscall(5) /proc/pid/syscall - currently executed system call /proc/pid/syscall ( Linux 2.6.27) , ; . , . , -1 , . , <>. , CONFIG_HAVE_ARCH_TRACEHOOK. ptrace PTRACE_MODE_ATTACH_FSCREDS; ptrace(2). proc(5) () Alexey, Azamat Hackimov , kogamatranslator49 , Darima Kogan , Max Is , Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () <>. Linux 6.9.1 2 2024 . proc_pid_syscall(5)