By architecture

x64 (x86_64)

64-bit x86 (x86_64) syscalls. Sourced from arch/x86/entry/syscalls/syscall_64.tbl. The x32 ABI is excluded.

375 syscalls

#	Syscall	Category
0	read	File & I/O
1	write	File & I/O
2	open	File & I/O
3	close	File & I/O
4	stat	Filesystems & Mounts
5	fstat	Filesystems & Mounts
6	lstat	Filesystems & Mounts
7	poll	IPC
8	lseek	File & I/O
9	mmap	Memory
10	mprotect	Memory
11	munmap	Memory
12	brk	Memory
13	rt_sigaction	Signals
14	rt_sigprocmask	Signals
15	rt_sigreturn	Signals
16	ioctl	File & I/O
17	pread64	File & I/O
18	pwrite64	File & I/O
19	readv	File & I/O
20	writev	File & I/O
21	access	Filesystems & Mounts
22	pipe	IPC
23	select	IPC
24	sched_yield	Process & Thread
25	mremap	Memory
26	msync	System Info
27	mincore	Memory
28	madvise	Memory
29	shmget	IPC
30	shmat	IPC
31	shmctl	IPC
32	dup	File & I/O
33	dup2	File & I/O
34	pause	Signals
35	nanosleep	Time & Clocks
36	getitimer	Time & Clocks
37	alarm	Time & Clocks
38	setitimer	Time & Clocks
39	getpid	Process & Thread
40	sendfile	Filesystems & Mounts
41	socket	Network
42	connect	Network
43	accept	Network
44	sendto	Network
45	recvfrom	Network
46	sendmsg	Network
47	recvmsg	Network
48	shutdown	Network
49	bind	Network
50	listen	Network
51	getsockname	Network
52	getpeername	Network
53	socketpair	Network
54	setsockopt	Network
55	getsockopt	Network
56	clone	Process & Thread
57	fork	Process & Thread
58	vfork	Process & Thread
59	execve	Process & Thread
60	exit	Process & Thread
61	wait4	Process & Thread
62	kill	Signals
63	uname	System Info
64	semget	IPC
65	semop	IPC
66	semctl	IPC
67	shmdt	IPC
68	msgget	IPC
69	msgsnd	IPC
70	msgrcv	IPC
71	msgctl	IPC
72	fcntl	File & I/O
73	flock	File & I/O
74	fsync	Filesystems & Mounts
75	fdatasync	Filesystems & Mounts
76	truncate	Filesystems & Mounts
77	ftruncate	Filesystems & Mounts
78	getdents	Filesystems & Mounts
79	getcwd	Filesystems & Mounts
80	chdir	Filesystems & Mounts
81	fchdir	Filesystems & Mounts
82	rename	Filesystems & Mounts
83	mkdir	Filesystems & Mounts
84	rmdir	Filesystems & Mounts
85	creat	File & I/O
86	link	Filesystems & Mounts
87	unlink	Filesystems & Mounts
88	symlink	Filesystems & Mounts
89	readlink	Filesystems & Mounts
90	chmod	Filesystems & Mounts
91	fchmod	Filesystems & Mounts
92	chown	Filesystems & Mounts
93	fchown	Filesystems & Mounts
94	lchown	Filesystems & Mounts
95	umask	Filesystems & Mounts
96	gettimeofday	Time & Clocks
97	getrlimit	Process & Thread
98	getrusage	Process & Thread
99	sysinfo	System Info
100	times	Time & Clocks
101	ptrace	Debug & Trace
102	getuid	Security & Credentials
103	syslog	System Info
104	getgid	Security & Credentials
105	setuid	Security & Credentials
106	setgid	Security & Credentials
107	geteuid	Security & Credentials
108	getegid	Security & Credentials
109	setpgid	Process & Thread
110	getppid	Process & Thread
111	getpgrp	Process & Thread
112	setsid	Process & Thread
113	setreuid	Security & Credentials
114	setregid	Security & Credentials
115	getgroups	Security & Credentials
116	setgroups	Security & Credentials
117	setresuid	Security & Credentials
118	getresuid	Security & Credentials
119	setresgid	Security & Credentials
120	getresgid	Security & Credentials
121	getpgid	Process & Thread
122	setfsuid	Security & Credentials
123	setfsgid	Security & Credentials
124	getsid	Process & Thread
125	capget	Security & Credentials
126	capset	Security & Credentials
127	rt_sigpending	Signals
128	rt_sigtimedwait	Signals
129	rt_sigqueueinfo	Signals
130	rt_sigsuspend	Signals
131	sigaltstack	Signals
132	utime	Filesystems & Mounts
133	mknod	System Info
134	uselib	System Info
135	personality	System Info
136	ustat	System Info
137	statfs	System Info
138	fstatfs	System Info
139	sysfs	System Info
140	getpriority	Process & Thread
141	setpriority	Process & Thread
142	sched_setparam	Process & Thread
143	sched_getparam	Process & Thread
144	sched_setscheduler	Process & Thread
145	sched_getscheduler	Process & Thread
146	sched_get_priority_max	Process & Thread
147	sched_get_priority_min	Process & Thread
148	sched_rr_get_interval	Process & Thread
149	mlock	Memory
150	munlock	Memory
151	mlockall	Memory
152	munlockall	Memory
153	vhangup	System Info
154	modify_ldt	System Info
155	pivot_root	Filesystems & Mounts
156	_sysctl	System Info
157	prctl	Security & Credentials
158	arch_prctl	Security & Credentials
159	adjtimex	Time & Clocks
160	setrlimit	Process & Thread
161	chroot	Filesystems & Mounts
162	sync	Filesystems & Mounts
163	acct	System Info
164	settimeofday	Time & Clocks
165	mount	Filesystems & Mounts
166	umount2	Filesystems & Mounts
167	swapon	System Info
168	swapoff	System Info
169	reboot	System Info
170	sethostname	Security & Credentials
171	setdomainname	Security & Credentials
172	iopl	System Info
173	ioperm	System Info
174	create_module	System Info
175	init_module	System Info
176	delete_module	System Info
177	get_kernel_syms	System Info
178	query_module	System Info
179	quotactl	Filesystems & Mounts
180	nfsservctl	System Info
181	getpmsg	System Info
182	putpmsg	System Info
183	afs_syscall	System Info
184	tuxcall	System Info
185	security	System Info
186	gettid	Process & Thread
187	readahead	File & I/O
188	setxattr	Filesystems & Mounts
189	lsetxattr	Filesystems & Mounts
190	fsetxattr	Filesystems & Mounts
191	getxattr	Filesystems & Mounts
192	lgetxattr	Filesystems & Mounts
193	fgetxattr	Filesystems & Mounts
194	listxattr	Filesystems & Mounts
195	llistxattr	Filesystems & Mounts
196	flistxattr	Filesystems & Mounts
197	removexattr	Filesystems & Mounts
198	lremovexattr	Filesystems & Mounts
199	fremovexattr	Filesystems & Mounts
200	tkill	Process & Thread
201	time	Time & Clocks
202	futex	IPC
203	sched_setaffinity	Process & Thread
204	sched_getaffinity	Process & Thread
205	set_thread_area	System Info
206	io_setup	File & I/O
207	io_destroy	File & I/O
208	io_getevents	File & I/O
209	io_submit	File & I/O
210	io_cancel	File & I/O
211	get_thread_area	System Info
212	lookup_dcookie	System Info
213	epoll_create	IPC
214	epoll_ctl_old	IPC
215	epoll_wait_old	IPC
216	remap_file_pages	System Info
217	getdents64	Filesystems & Mounts
218	set_tid_address	Process & Thread
219	restart_syscall	System Info
220	semtimedop	IPC
221	fadvise64	File & I/O
222	timer_create	Time & Clocks
223	timer_settime	Time & Clocks
224	timer_gettime	Time & Clocks
225	timer_getoverrun	Time & Clocks
226	timer_delete	Time & Clocks
227	clock_settime	Time & Clocks
228	clock_gettime	Time & Clocks
229	clock_getres	Time & Clocks
230	clock_nanosleep	Time & Clocks
231	exit_group	Process & Thread
232	epoll_wait	IPC
233	epoll_ctl	IPC
234	tgkill	Process & Thread
235	utimes	Filesystems & Mounts
236	vserver	System Info
237	mbind	System Info
238	set_mempolicy	System Info
239	get_mempolicy	System Info
240	mq_open	IPC
241	mq_unlink	IPC
242	mq_timedsend	IPC
243	mq_timedreceive	IPC
244	mq_notify	IPC
245	mq_getsetattr	IPC
246	kexec_load	System Info
247	waitid	Process & Thread
248	add_key	Security & Credentials
249	request_key	Security & Credentials
250	keyctl	Security & Credentials
251	ioprio_set	System Info
252	ioprio_get	System Info
253	inotify_init	IPC
254	inotify_add_watch	IPC
255	inotify_rm_watch	IPC
256	migrate_pages	System Info
257	openat	File & I/O
258	mkdirat	Filesystems & Mounts
259	mknodat	System Info
260	fchownat	Filesystems & Mounts
261	futimesat	Filesystems & Mounts
262	newfstatat	Filesystems & Mounts
263	unlinkat	Filesystems & Mounts
264	renameat	Filesystems & Mounts
265	linkat	Filesystems & Mounts
266	symlinkat	Filesystems & Mounts
267	readlinkat	Filesystems & Mounts
268	fchmodat	Filesystems & Mounts
269	faccessat	Filesystems & Mounts
270	pselect6	IPC
271	ppoll	IPC
272	unshare	Namespaces & Containers
273	set_robust_list	Process & Thread
274	get_robust_list	Process & Thread
275	splice	Filesystems & Mounts
276	tee	Filesystems & Mounts
277	sync_file_range	Filesystems & Mounts
278	vmsplice	Filesystems & Mounts
279	move_pages	System Info
280	utimensat	Filesystems & Mounts
281	epoll_pwait	IPC
282	signalfd	Signals
283	timerfd_create	Time & Clocks
284	eventfd	IPC
285	fallocate	Filesystems & Mounts
286	timerfd_settime	Time & Clocks
287	timerfd_gettime	Time & Clocks
288	accept4	Network
289	signalfd4	Signals
290	eventfd2	IPC
291	epoll_create1	IPC
292	dup3	File & I/O
293	pipe2	IPC
294	inotify_init1	IPC
295	preadv	File & I/O
296	pwritev	File & I/O
297	rt_tgsigqueueinfo	System Info
298	perf_event_open	Debug & Trace
299	recvmmsg	Network
300	fanotify_init	IPC
301	fanotify_mark	IPC
302	prlimit64	Process & Thread
303	name_to_handle_at	Filesystems & Mounts
304	open_by_handle_at	Filesystems & Mounts
305	clock_adjtime	Time & Clocks
306	syncfs	Filesystems & Mounts
307	sendmmsg	Network
308	setns	Namespaces & Containers
309	getcpu	Process & Thread
310	process_vm_readv	Debug & Trace
311	process_vm_writev	Debug & Trace
312	kcmp	Process & Thread
313	finit_module	System Info
314	sched_setattr	Process & Thread
315	sched_getattr	Process & Thread
316	renameat2	Filesystems & Mounts
317	seccomp	Security & Credentials
318	getrandom	System Info
319	memfd_create	Memory
320	kexec_file_load	System Info
321	bpf	Debug & Trace
322	execveat	Process & Thread
323	userfaultfd	Memory
324	membarrier	System Info
325	mlock2	Memory
326	copy_file_range	Filesystems & Mounts
327	preadv2	File & I/O
328	pwritev2	File & I/O
329	pkey_mprotect	Memory
330	pkey_alloc	Memory
331	pkey_free	Memory
332	statx	Filesystems & Mounts
333	io_pgetevents	File & I/O
334	rseq	Debug & Trace
335	uretprobe	System Info
424	pidfd_send_signal	Signals
425	io_uring_setup	File & I/O
426	io_uring_enter	File & I/O
427	io_uring_register	File & I/O
428	open_tree	Filesystems & Mounts
429	move_mount	Filesystems & Mounts
430	fsopen	Filesystems & Mounts
431	fsconfig	Filesystems & Mounts
432	fsmount	Filesystems & Mounts
433	fspick	Filesystems & Mounts
434	pidfd_open	Signals
435	clone3	Process & Thread
436	close_range	File & I/O
437	openat2	File & I/O
438	pidfd_getfd	Signals
439	faccessat2	Filesystems & Mounts
440	process_madvise	Memory
441	epoll_pwait2	IPC
442	mount_setattr	System Info
443	quotactl_fd	Filesystems & Mounts
444	landlock_create_ruleset	Security & Credentials
445	landlock_add_rule	Security & Credentials
446	landlock_restrict_self	Security & Credentials
447	memfd_secret	Memory
448	process_mrelease	System Info
449	futex_waitv	IPC
450	set_mempolicy_home_node	System Info
451	cachestat	Memory
452	fchmodat2	System Info
453	map_shadow_stack	Memory
454	futex_wake	IPC
455	futex_wait	IPC
456	futex_requeue	IPC
457	statmount	System Info
458	listmount	System Info
459	lsm_get_self_attr	System Info
460	lsm_set_self_attr	System Info
461	lsm_list_modules	System Info
462	mseal	System Info