forked from google/syzkaller
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathdev_ptmx.txt
392 lines (350 loc) · 14.2 KB
/
dev_ptmx.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
# Copyright 2015 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
include <asm/ioctls.h>
include <uapi/linux/kd.h>
include <uapi/linux/vt.h>
include <uapi/linux/fcntl.h>
include <uapi/linux/tty.h>
include <uapi/linux/serial.h>
include <uapi/linux/termios.h>
include <uapi/linux/tiocl.h>
resource fd_tty[fd]
# UNIX 98 pseudoterminal pairs (see man pts and man pty):
openat$ptmx(fd const[AT_FDCWD], file ptr[in, string["/dev/ptmx"]], flags flags[open_flags], mode const[0]) fd_tty
syz_open_pts(fd fd_tty, flags flags[open_flags]) fd_tty
# BSD pseudoterminal pair (see man pty):
syz_open_dev$ttys(dev const[0xc], major const[2], minor proc[20, 2]) fd_tty
syz_open_dev$ptys(dev const[0xc], major const[3], minor proc[20, 2]) fd_tty
# Some special tty devices.
# Note /dev/{tty,tty1,tty2,tty7} seem to be of different types.
openat$tty(fd const[AT_FDCWD], file ptr[in, string["/dev/tty"]], flags flags[open_flags], mode const[0]) fd_tty
syz_open_dev$tty1(dev const[0xc], major const[4], minor intptr[1:4]) fd_tty
syz_open_dev$tty20(dev const[0xc], major const[4], minor proc[20, 2]) fd_tty
openat$ttyS3(fd const[AT_FDCWD], file ptr[in, string["/dev/ttyS3"]], flags flags[open_flags], mode const[0]) fd_tty
openat$ttynull(fd const[AT_FDCWD], file ptr[in, string["/dev/ttynull"]], flags flags[open_flags], mode const[0]) fd_tty
openat$ttyprintk(fd const[AT_FDCWD], file ptr[in, string["/dev/ttyprintk"]], flags flags[open_flags], mode const[0]) fd_tty
ioctl$TCGETS(fd fd_tty, cmd const[TCGETS], arg ptr[out, termios])
ioctl$TCSETS(fd fd_tty, cmd const[TCSETS], arg ptr[in, termios])
ioctl$TCSETSW(fd fd_tty, cmd const[TCSETSW], arg ptr[in, termios])
ioctl$TCSETSF(fd fd_tty, cmd const[TCSETSF], arg ptr[in, termios])
ioctl$TCGETA(fd fd_tty, cmd const[TCGETA], arg ptr[out, termio])
ioctl$TCSETA(fd fd_tty, cmd const[TCSETA], arg ptr[in, termio])
ioctl$TCSETAW(fd fd_tty, cmd const[TCSETAW], arg ptr[in, termio])
ioctl$TCSETAF(fd fd_tty, cmd const[TCSETAF], arg ptr[in, termio])
ioctl$TIOCGLCKTRMIOS(fd fd_tty, cmd const[TIOCGLCKTRMIOS], arg ptr[in, termios])
ioctl$TIOCSLCKTRMIOS(fd fd_tty, cmd const[TIOCSLCKTRMIOS], arg ptr[out, termios])
ioctl$TIOCGWINSZ(fd fd_tty, cmd const[TIOCGWINSZ], arg ptr[out, winsize])
ioctl$TIOCSWINSZ(fd fd_tty, cmd const[TIOCSWINSZ], arg ptr[in, winsize])
ioctl$TCSBRK(fd fd_tty, cmd const[TCSBRK], arg intptr)
ioctl$TCSBRKP(fd fd_tty, cmd const[TCSBRKP], arg intptr)
ioctl$TIOCSBRK(fd fd_tty, cmd const[TIOCSBRK])
ioctl$TIOCCBRK(fd fd_tty, cmd const[TIOCCBRK])
ioctl$TCXONC(fd fd_tty, cmd const[TCXONC], arg flags[tcxonc_arg])
ioctl$FIONREAD(fd fd_tty, cmd const[FIONREAD], arg ptr[out, int32])
ioctl$TIOCOUTQ(fd fd_tty, cmd const[TIOCOUTQ], arg ptr[out, int32])
ioctl$TCFLSH(fd fd_tty, cmd const[TCFLSH], arg intptr[TCIFLUSH:TCIOFLUSH])
ioctl$TIOCGPTPEER(fd fd_tty, cmd const[TIOCGPTPEER], arg intptr) fd_tty
ioctl$TIOCSTI(fd fd_tty, cmd const[TIOCSTI], arg intptr)
ioctl$TIOCCONS(fd fd_tty, cmd const[TIOCCONS])
ioctl$TIOCSCTTY(fd fd_tty, cmd const[TIOCSCTTY], arg intptr)
ioctl$TIOCNOTTY(fd fd_tty, cmd const[TIOCNOTTY])
ioctl$TIOCGPGRP(fd fd_tty, cmd const[TIOCGPGRP], arg ptr[out, pid])
ioctl$TIOCSPGRP(fd fd_tty, cmd const[TIOCSPGRP], arg ptr[in, pid])
ioctl$TIOCGSID(fd fd_tty, cmd const[TIOCGSID], arg ptr[out, pid])
ioctl$TIOCEXCL(fd fd_tty, cmd const[TIOCEXCL])
ioctl$TIOCNXCL(fd fd_tty, cmd const[TIOCNXCL])
ioctl$TIOCGETD(fd fd_tty, cmd const[TIOCGETD], arg ptr[out, int32])
ioctl$TIOCSETD(fd fd_tty, cmd const[TIOCSETD], arg ptr[in, int32[N_TTY:N_NULL]])
ioctl$TIOCPKT(fd fd_tty, cmd const[TIOCPKT], arg ptr[in, int32])
ioctl$TIOCMGET(fd fd_tty, cmd const[TIOCMGET], arg ptr[out, int32])
ioctl$TIOCMSET(fd fd_tty, cmd const[TIOCMSET], arg ptr[in, int32])
ioctl$TIOCMBIC(fd fd_tty, cmd const[TIOCMBIC], arg ptr[in, int32])
ioctl$TIOCMBIS(fd fd_tty, cmd const[TIOCMBIS], arg ptr[in, int32])
ioctl$TIOCGSOFTCAR(fd fd_tty, cmd const[TIOCGSOFTCAR], arg ptr[out, int32])
ioctl$TIOCSSOFTCAR(fd fd_tty, cmd const[TIOCSSOFTCAR], arg ptr[in, int32])
ioctl$KDGETLED(fd fd_tty, cmd const[KDGETLED], arg ptr[out, int8])
ioctl$KDSETLED(fd fd_tty, cmd const[KDSETLED], arg intptr)
ioctl$KDGKBLED(fd fd_tty, cmd const[KDGKBLED], arg ptr[out, int8])
ioctl$KDSKBLED(fd fd_tty, cmd const[KDSKBLED], arg intptr)
ioctl$KDGKBTYPE(fd fd_tty, cmd const[KDGKBTYPE], arg ptr[out, int8])
ioctl$KDADDIO(fd fd_tty, cmd const[KDADDIO], arg intptr)
ioctl$KDDELIO(fd fd_tty, cmd const[KDDELIO], arg intptr)
ioctl$KDENABIO(fd fd_tty, cmd const[KDENABIO])
ioctl$KDDISABIO(fd fd_tty, cmd const[KDDISABIO])
ioctl$KDSETMODE(fd fd_tty, cmd const[KDSETMODE], arg intptr[KD_TEXT:KD_GRAPHICS])
ioctl$KDGETMODE(fd fd_tty, cmd const[KDGETMODE], arg ptr[out, intptr])
ioctl$KDMKTONE(fd fd_tty, cmd const[KDMKTONE], arg intptr)
ioctl$KIOCSOUND(fd fd_tty, cmd const[KIOCSOUND], arg intptr)
ioctl$GIO_CMAP(fd fd_tty, cmd const[GIO_CMAP], arg ptr[out, io_cmap])
ioctl$PIO_CMAP(fd fd_tty, cmd const[PIO_CMAP], arg ptr[in, io_cmap])
ioctl$GIO_FONT(fd fd_tty, cmd const[GIO_FONT], arg buffer[out])
ioctl$GIO_FONTX(fd fd_tty, cmd const[GIO_FONTX], arg ptr[in, consolefontdesc[out]])
ioctl$PIO_FONT(fd fd_tty, cmd const[PIO_FONT], arg buffer[in])
ioctl$PIO_FONTX(fd fd_tty, cmd const[PIO_FONTX], arg ptr[in, consolefontdesc[in]])
ioctl$PIO_FONTRESET(fd fd_tty, cmd const[PIO_FONTRESET], arg const[0])
ioctl$KDFONTOP_SET(fd fd_tty, cmd const[KDFONTOP], arg ptr[in, console_font_op[KD_FONT_OP_SET, in]])
ioctl$KDFONTOP_GET(fd fd_tty, cmd const[KDFONTOP], arg ptr[in, console_font_op[KD_FONT_OP_GET, out]])
ioctl$KDFONTOP_SET_DEF(fd fd_tty, cmd const[KDFONTOP], arg ptr[in, console_font_op[KD_FONT_OP_SET_DEFAULT, in]])
ioctl$KDFONTOP_COPY(fd fd_tty, cmd const[KDFONTOP], arg ptr[in, console_font_op[KD_FONT_OP_COPY, out]])
ioctl$GIO_SCRNMAP(fd fd_tty, cmd const[GIO_SCRNMAP], arg buffer[out])
ioctl$GIO_UNISCRNMAP(fd fd_tty, cmd const[GIO_UNISCRNMAP], arg buffer[out])
ioctl$PIO_SCRNMAP(fd fd_tty, cmd const[PIO_SCRNMAP], arg buffer[in])
ioctl$PIO_UNISCRNMAP(fd fd_tty, cmd const[PIO_UNISCRNMAP], arg buffer[in])
ioctl$GIO_UNIMAP(fd fd_tty, cmd const[GIO_UNIMAP], arg ptr[in, unimapdesc_out])
ioctl$PIO_UNIMAP(fd fd_tty, cmd const[PIO_UNIMAP], arg ptr[in, unimapdesc_in])
ioctl$PIO_UNIMAPCLR(fd fd_tty, cmd const[PIO_UNIMAPCLR], arg ptr[in, unimapinit])
ioctl$KDGKBMODE(fd fd_tty, cmd const[KDGKBMODE], arg ptr[out, intptr])
ioctl$KDSKBMODE(fd fd_tty, cmd const[KDSKBMODE], arg ptr[in, intptr[K_RAW:K_OFF]])
ioctl$KDGKBMETA(fd fd_tty, cmd const[KDGKBMETA], arg ptr[out, intptr])
ioctl$KDSKBMETA(fd fd_tty, cmd const[KDSKBMETA], arg ptr[in, intptr[K_METABIT:K_ESCPREFIX]])
ioctl$KDGKBENT(fd fd_tty, cmd const[KDGKBENT], arg ptr[in, kbentry])
ioctl$KDSKBENT(fd fd_tty, cmd const[KDSKBENT], arg ptr[in, kbentry])
ioctl$KDGKBSENT(fd fd_tty, cmd const[KDGKBSENT], arg ptr[in, kbsentry])
ioctl$KDSKBSENT(fd fd_tty, cmd const[KDSKBSENT], arg ptr[in, kbsentry])
ioctl$KDGKBDIACR(fd fd_tty, cmd const[KDGKBDIACR], arg buffer[out])
ioctl$KDGETKEYCODE(fd fd_tty, cmd const[KDGETKEYCODE], arg ptr[in, kbkeycode])
ioctl$KDSETKEYCODE(fd fd_tty, cmd const[KDSETKEYCODE], arg ptr[in, kbkeycode])
ioctl$KDSIGACCEPT(fd fd_tty, cmd const[KDSIGACCEPT], arg signalnoptr)
ioctl$VT_OPENQRY(fd fd_tty, cmd const[VT_OPENQRY], arg ptr[out, int32])
ioctl$VT_GETMODE(fd fd_tty, cmd const[VT_GETMODE], arg ptr[out, vt_mode])
ioctl$VT_SETMODE(fd fd_tty, cmd const[VT_SETMODE], arg ptr[in, vt_mode])
ioctl$VT_GETSTATE(fd fd_tty, cmd const[VT_GETSTATE], arg ptr[in, vt_stat])
ioctl$VT_RELDISP(fd fd_tty, cmd const[VT_RELDISP])
ioctl$VT_ACTIVATE(fd fd_tty, cmd const[VT_ACTIVATE], arg intptr)
ioctl$VT_WAITACTIVE(fd fd_tty, cmd const[VT_WAITACTIVE])
ioctl$VT_DISALLOCATE(fd fd_tty, cmd const[VT_DISALLOCATE])
ioctl$VT_RESIZE(fd fd_tty, cmd const[VT_RESIZE], arg ptr[in, vt_sizes])
ioctl$VT_RESIZEX(fd fd_tty, cmd const[VT_RESIZEX], arg ptr[in, vt_consize])
# For the TIOCLINUX ioctl, see console_ioctl(4).
ioctl$TIOCL_SETSEL(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, tiocl_selection_arg])
ioctl$TIOCL_PASTESEL(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_PASTESEL, int8]])
ioctl$TIOCL_UNBLANKSCREEN(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_UNBLANKSCREEN, int8]])
ioctl$TIOCL_SELLOADLUT(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, loadlut])
ioctl$TIOCL_GETSHIFTSTATE(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, tiocl_shift_state])
ioctl$TIOCL_GETMOUSEREPORTING(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_GETMOUSEREPORTING, int8]])
ioctl$TIOCL_SETVESABLANK(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_SETVESABLANK, int8]])
ioctl$TIOCL_GETKMSGREDIRECT(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_GETKMSGREDIRECT, int8]])
ioctl$TIOCL_SCROLLCONSOLE(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, tioctl_scroll_console])
ioctl$TIOCL_BLANKSCREEN(fd fd_tty, cmd const[TIOCLINUX], arg ptr[in, const[TIOCL_BLANKSCREEN, int8]])
# TIOCSSERIAL can do nasty things under root, like causing writes to random memory
# pretty much like /dev/mem, but this is also working as intended.
# For details see:
# https://groups.google.com/g/syzkaller-bugs/c/1rVENJf9P4U/m/QtGpapRxAgAJ
# https://syzkaller.appspot.com/bug?extid=f4f1e871965064ae689e
# TODO: TIOCSSERIAL does some other things that are not dangerous
# and would be nice to test, if/when we can neutralize based on sandbox value
# we could prohibit it only under sandbox=none.
ioctl$TIOCSSERIAL(fd fd, cmd const[TIOCSSERIAL], arg ptr[in, serial_struct]) (disabled)
ioctl$TIOCGSERIAL(fd fd_tty, cmd const[TIOCGSERIAL], arg ptr[out, serial_struct])
ioctl$TCGETS2(fd fd_tty, cmd const[TCGETS2], arg ptr[out, termios2])
ioctl$TCSETS2(fd fd_tty, cmd const[TCSETS2], arg ptr[in, termios2])
ioctl$TCSETSF2(fd fd_tty, cmd const[TCSETSF2], arg ptr[in, termios2])
ioctl$TCSETSW2(fd fd_tty, cmd const[TCSETSW2], arg ptr[in, termios2])
ioctl$TIOCSERGETLSR(fd fd_tty, cmd const[TIOCSERGETLSR], arg ptr[out, int32])
ioctl$TIOCGRS485(fd fd_tty, cmd const[TIOCGRS485], arg ptr[out, serial_rs485])
ioctl$TIOCSRS485(fd fd_tty, cmd const[TIOCSRS485], arg ptr[in, serial_rs485])
ioctl$TIOCGISO7816(fd fd_tty, cmd const[TIOCGISO7816], arg ptr[out, serial_iso7816])
ioctl$TIOCSISO7816(fd fd_tty, cmd const[TIOCSISO7816], arg ptr[in, serial_iso7816])
ioctl$TIOCSPTLCK(fd fd_tty, cmd const[TIOCSPTLCK], arg ptr[in, bool32])
ioctl$TIOCGPTLCK(fd fd_tty, cmd const[TIOCGPTLCK], arg ptr[out, int32])
ioctl$TIOCGPKT(fd fd_tty, cmd const[TIOCGPKT], arg ptr[out, int32])
ioctl$TIOCSIG(fd fd_tty, cmd const[TIOCSIG], arg signalnoptr)
ioctl$TIOCVHANGUP(fd fd_tty, cmd const[TIOCVHANGUP], arg const[0])
ioctl$TIOCGDEV(fd fd_tty, cmd const[TIOCGDEV], arg ptr[out, int32])
ioctl$TCGETX(fd fd_tty, cmd const[TCGETX], arg ptr[out, termiox])
ioctl$TCSETX(fd fd_tty, cmd const[TCSETX], arg ptr[in, termiox])
ioctl$TCSETXF(fd fd_tty, cmd const[TCSETXF], arg ptr[in, termiox])
ioctl$TCSETXW(fd fd_tty, cmd const[TCSETXW], arg ptr[in, termiox])
ioctl$TIOCMIWAIT(fd fd_tty, cmd const[TIOCMIWAIT], arg const[0])
ioctl$TIOCGICOUNT(fd fd_tty, cmd const[TIOCGICOUNT], arg const[0])
# See tty_mode_ioctl.
ioctl$TIOCGETP(fd fd_tty, cmd const[TIOCGETP], arg ptr[out, sgttyb])
ioctl$TIOCSETP(fd fd_tty, cmd const[TIOCSETP], arg ptr[in, sgttyb])
ioctl$TIOCGETC(fd fd_tty, cmd const[TIOCGETC], arg ptr[out, array[int8]])
ioctl$TIOCSETC(fd fd_tty, cmd const[TIOCSETC], arg ptr[in, array[int8]])
ioctl$TIOCGLTC(fd fd_tty, cmd const[TIOCGLTC], arg ptr[out, array[int8]])
ioctl$TIOCSLTC(fd fd_tty, cmd const[TIOCSLTC], arg ptr[in, array[int8]])
sgttyb {
sg_ispeed int8
sg_ospeed int8
sg_erase int8
sg_kill int8
sg_flags int16
}
tcxonc_arg = TCOOFF, TCOON, TCIOFF, TCION
termiox {
x_hflag int16
x_cflag int16
x_rflag array[int16, NFF]
x_sflag int16
}
termios {
c_iflag int32
c_oflag int32
c_cflag int32
c_lflag int32
c_line int8[N_TTY:N_NULL]
c_cc array[int8, NCCS]
}
termios2 {
c_iflag int32
c_oflag int32
c_cflag int32
c_lflag int32
c_line int8
c_cc array[int8, NCCS]
c_ispeed int32
c_ospeed int32
}
termio {
c_iflag int16
c_oflag int16
c_cflag int16
c_lflag int16
c_line int8[N_TTY:N_NULL]
c_cc array[int8, NCC]
}
winsize {
row int16
col int16
xpix int16
upix int16
}
io_cmap {
map0 int64
map1 int64
map2 int64
map3 int64
map4 int64
map5 int64
}
unimapdesc_in {
cnt len[entries, int16]
entries ptr[in, array[unipair]]
}
unimapdesc_out {
cnt len[entries, int16]
entries ptr[out, array[unipair]]
}
unipair {
unicode int16
fontpos int16
}
unimapinit {
size int16
step int16
level int16
}
kbentry {
table int8
index int8
value int16
}
kbsentry {
kb_func int8
kb_string array[int8, 512]
}
kbkeycode {
scan int32
key int32
}
vt_mode {
mode int8
waitv int8
relsig int16
acqsig int16
frsig int16
}
vt_stat {
active int16
signal int16
state int16
}
vt_sizes {
rows int16
cols int16
scroll int16
}
vt_consize {
rows int16
cols int16
vlin int16
clin int16
vcol int16
ccol int16
}
tiocl_selection_arg {
subcode const[TIOCL_SETSEL, int8]
data tiocl_selection
} [packed]
tiocl_selection {
subcode const[TIOCL_SETSEL, int8]
xs int16
ys int16
xe int16
ye int16
mode flags[tiocl_selection_mode, int16]
} [packed]
tiocl_selection_mode = TIOCL_SELCHAR, TIOCL_SELWORD, TIOCL_SELLINE, TIOCL_SELPOINTER, TIOCL_SELCLEAR, TIOCL_SELMOUSEREPORT, TIOCL_SELBUTTONMASK
loadlut {
submode const[TIOCL_SELLOADLUT, int8]
tab0 int64
tab1 int64
tab2 int64
tab3 int64
} [packed]
tiocl_shift_state {
subcode const[TIOCL_GETSHIFTSTATE, int8]
shift int8
} [packed]
tioctl_scroll_console {
subcode const[TIOCL_SCROLLCONSOLE, int8]
lines int32
}
serial_struct {
type int32
line int32
port int32
irq int32
flags int32
xmit_fifo_size int32
custom_divisor int32
baud_base int32
close_delay int16
io_type int8
reserved_char int8
hub6 int32
closing_wait int16
closing_wait2 int16
iomem_base ptr[out, array[int8]]
iomem_reg_shift int16
port_high int32
iomap_base intptr
}
serial_rs485 {
flags int32
delay_rts_before_send int32
delay_rts_after_send int32
padding array[const[0, int32], 5]
}
serial_iso7816 {
flags int32
tg int32
sc_fi int32
sc_di int32
clk int32
reserved array[const[0, int32], 5]
}
type consolefontdesc[DIR] {
charcount int16[0:512]
charheight int16[0:32]
chardata ptr[DIR, array[int8, 1024]]
}
type console_font_op[OP, DIR] {
op const[OP, int32]
flags bool32
width int32[0:32]
height int32[0:32]
charcount int32[0:512]
data ptr[DIR, array[int8, 1024]]
}