| // KASAN: use-after-free Read in vhci_hub_control |
| // https://syzkaller.appspot.com/bug?id=00aa2c9aba775f0761d3dabd7fb176964685051a |
| // status:open |
| // autogenerated by syzkaller (https://github.com/google/syzkaller) |
| |
| #define _GNU_SOURCE |
| |
| #include <dirent.h> |
| #include <endian.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <signal.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/prctl.h> |
| #include <sys/stat.h> |
| #include <sys/syscall.h> |
| #include <sys/types.h> |
| #include <sys/wait.h> |
| #include <time.h> |
| #include <unistd.h> |
| |
| static void sleep_ms(uint64_t ms) |
| { |
| usleep(ms * 1000); |
| } |
| |
| static uint64_t current_time_ms(void) |
| { |
| struct timespec ts; |
| if (clock_gettime(CLOCK_MONOTONIC, &ts)) |
| exit(1); |
| return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000; |
| } |
| |
| #define BITMASK_LEN(type, bf_len) (type)((1ull << (bf_len)) - 1) |
| |
| #define BITMASK_LEN_OFF(type, bf_off, bf_len) \ |
| (type)(BITMASK_LEN(type, (bf_len)) << (bf_off)) |
| |
| #define STORE_BY_BITMASK(type, addr, val, bf_off, bf_len) \ |
| if ((bf_off) == 0 && (bf_len) == 0) { \ |
| *(type*)(addr) = (type)(val); \ |
| } else { \ |
| type new_val = *(type*)(addr); \ |
| new_val &= ~BITMASK_LEN_OFF(type, (bf_off), (bf_len)); \ |
| new_val |= ((type)(val)&BITMASK_LEN(type, (bf_len))) << (bf_off); \ |
| *(type*)(addr) = new_val; \ |
| } |
| |
| struct csum_inet { |
| uint32_t acc; |
| }; |
| |
| static void csum_inet_init(struct csum_inet* csum) |
| { |
| csum->acc = 0; |
| } |
| |
| static void csum_inet_update(struct csum_inet* csum, const uint8_t* data, |
| size_t length) |
| { |
| if (length == 0) |
| return; |
| size_t i; |
| for (i = 0; i < length - 1; i += 2) |
| csum->acc += *(uint16_t*)&data[i]; |
| if (length & 1) |
| csum->acc += (uint16_t)data[length - 1]; |
| while (csum->acc > 0xffff) |
| csum->acc = (csum->acc & 0xffff) + (csum->acc >> 16); |
| } |
| |
| static uint16_t csum_inet_digest(struct csum_inet* csum) |
| { |
| return ~csum->acc; |
| } |
| |
| static long syz_open_dev(long a0, long a1, long a2) |
| { |
| if (a0 == 0xc || a0 == 0xb) { |
| char buf[128]; |
| sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1, |
| (uint8_t)a2); |
| return open(buf, O_RDWR, 0); |
| } else { |
| char buf[1024]; |
| char* hash; |
| strncpy(buf, (char*)a0, sizeof(buf) - 1); |
| buf[sizeof(buf) - 1] = 0; |
| while ((hash = strchr(buf, '#'))) { |
| *hash = '0' + (char)(a1 % 10); |
| a1 /= 10; |
| } |
| return open(buf, a2, 0); |
| } |
| } |
| |
| static void kill_and_wait(int pid, int* status) |
| { |
| kill(-pid, SIGKILL); |
| kill(pid, SIGKILL); |
| int i; |
| for (i = 0; i < 100; i++) { |
| if (waitpid(-1, status, WNOHANG | __WALL) == pid) |
| return; |
| usleep(1000); |
| } |
| DIR* dir = opendir("/sys/fs/fuse/connections"); |
| if (dir) { |
| for (;;) { |
| struct dirent* ent = readdir(dir); |
| if (!ent) |
| break; |
| if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0) |
| continue; |
| char abort[300]; |
| snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", |
| ent->d_name); |
| int fd = open(abort, O_WRONLY); |
| if (fd == -1) { |
| continue; |
| } |
| if (write(fd, abort, 1) < 0) { |
| } |
| close(fd); |
| } |
| closedir(dir); |
| } else { |
| } |
| while (waitpid(-1, status, __WALL) != pid) { |
| } |
| } |
| |
| #define SYZ_HAVE_SETUP_TEST 1 |
| static void setup_test() |
| { |
| prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); |
| setpgrp(); |
| } |
| |
| #define SYZ_HAVE_RESET_TEST 1 |
| static void reset_test() |
| { |
| int fd; |
| for (fd = 3; fd < 30; fd++) |
| close(fd); |
| } |
| |
| static void execute_one(void); |
| |
| #define WAIT_FLAGS __WALL |
| |
| static void loop(void) |
| { |
| int iter; |
| for (iter = 0;; iter++) { |
| int pid = fork(); |
| if (pid < 0) |
| exit(1); |
| if (pid == 0) { |
| setup_test(); |
| execute_one(); |
| reset_test(); |
| exit(0); |
| } |
| int status = 0; |
| uint64_t start = current_time_ms(); |
| for (;;) { |
| if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid) |
| break; |
| sleep_ms(1); |
| if (current_time_ms() - start < 5 * 1000) |
| continue; |
| kill_and_wait(pid, &status); |
| break; |
| } |
| } |
| } |
| #ifndef __NR_memfd_create |
| #define __NR_memfd_create 319 |
| #endif |
| |
| uint64_t r[4] = {0xffffffffffffffff, 0xffffffffffffffff, 0x0, |
| 0xffffffffffffffff}; |
| |
| void execute_one(void) |
| { |
| long res = 0; |
| memcpy((void*)0x200000c0, "/dev/bus/usb/00#/00#", 21); |
| res = syz_open_dev(0x200000c0, 0x80000000007, 1); |
| if (res != -1) |
| r[0] = res; |
| *(uint32_t*)0x20000000 = 0xa3; |
| *(uint32_t*)0x20000004 = 0x6c; |
| *(uint32_t*)0x20000008 = 0; |
| *(uint32_t*)0x2000000c = 0; |
| *(uint32_t*)0x20000010 = 0; |
| *(uint64_t*)0x20000018 = 0; |
| syscall(__NR_ioctl, r[0], 0xc0185500, 0x20000000); |
| *(uint32_t*)0x20d4effc = 1; |
| syscall(__NR_setsockopt, -1, 1, 0x3c, 0x20d4effc, 4); |
| memcpy((void*)0x206d1fd4, "\xdb", 1); |
| *(uint16_t*)0x204daff0 = 2; |
| *(uint16_t*)0x204daff2 = htobe16(0); |
| *(uint32_t*)0x204daff4 = htobe32(0x7f000001); |
| *(uint8_t*)0x204daff8 = 0; |
| *(uint8_t*)0x204daff9 = 0; |
| *(uint8_t*)0x204daffa = 0; |
| *(uint8_t*)0x204daffb = 0; |
| *(uint8_t*)0x204daffc = 0; |
| *(uint8_t*)0x204daffd = 0; |
| *(uint8_t*)0x204daffe = 0; |
| *(uint8_t*)0x204dafff = 0; |
| syscall(__NR_sendto, -1, 0x206d1fd4, 1, 0x4000010, 0x204daff0, 0x10); |
| *(uint16_t*)0x20942000 = 2; |
| *(uint16_t*)0x20942002 = htobe16(0x4e20); |
| *(uint32_t*)0x20942004 = htobe32(0xe0000001); |
| *(uint8_t*)0x20942008 = 0; |
| *(uint8_t*)0x20942009 = 0; |
| *(uint8_t*)0x2094200a = 0; |
| *(uint8_t*)0x2094200b = 0; |
| *(uint8_t*)0x2094200c = 0; |
| *(uint8_t*)0x2094200d = 0; |
| *(uint8_t*)0x2094200e = 0; |
| *(uint8_t*)0x2094200f = 0; |
| syscall(__NR_bind, -1, 0x20942000, 0x10); |
| memcpy((void*)0x200001c0, |
| "\x76\x63\x61\x6e\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", |
| 16); |
| syscall(__NR_setsockopt, -1, 1, 0x19, 0x200001c0, 0x10); |
| *(uint64_t*)0x20000080 = 0; |
| *(uint64_t*)0x20000088 = 0x4004400; |
| syscall(__NR_ioctl, -1, 0x127f, 0x20000080); |
| *(uint32_t*)0x2001d000 = 1; |
| *(uint32_t*)0x2001d004 = 0x70; |
| *(uint8_t*)0x2001d008 = 0; |
| *(uint8_t*)0x2001d009 = 0; |
| *(uint8_t*)0x2001d00a = 0; |
| *(uint8_t*)0x2001d00b = 0; |
| *(uint32_t*)0x2001d00c = 0; |
| *(uint64_t*)0x2001d010 = 0x7f; |
| *(uint64_t*)0x2001d018 = 0; |
| *(uint64_t*)0x2001d020 = 0; |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 0, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 1, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 2, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 3, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 4, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 3, 5, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 6, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 7, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 8, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 9, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 10, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 11, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 12, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 13, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 14, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 15, 2); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 17, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 18, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 19, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 20, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 21, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 22, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 23, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 24, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 25, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 26, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 27, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 28, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 29, 35); |
| *(uint32_t*)0x2001d030 = 0; |
| *(uint32_t*)0x2001d034 = 0; |
| *(uint64_t*)0x2001d038 = 0; |
| *(uint64_t*)0x2001d040 = 0; |
| *(uint64_t*)0x2001d048 = 0; |
| *(uint64_t*)0x2001d050 = 0; |
| *(uint32_t*)0x2001d058 = 0; |
| *(uint32_t*)0x2001d05c = 0; |
| *(uint64_t*)0x2001d060 = 0; |
| *(uint32_t*)0x2001d068 = 0; |
| *(uint16_t*)0x2001d06c = 0; |
| *(uint16_t*)0x2001d06e = 0; |
| syscall(__NR_perf_event_open, 0x2001d000, 0, -1, -1, 0); |
| syscall(__NR_mmap, 0x20000000, 0xb36000, 2, 0x8031, -1, 0); |
| memcpy((void*)0x20000040, "cpu.stat", 9); |
| syscall(__NR_openat, -1, 0x20000040, 0, 0); |
| *(uint32_t*)0x2001d000 = 1; |
| *(uint32_t*)0x2001d004 = 0x70; |
| *(uint8_t*)0x2001d008 = 0; |
| *(uint8_t*)0x2001d009 = 0; |
| *(uint8_t*)0x2001d00a = 0; |
| *(uint8_t*)0x2001d00b = 0; |
| *(uint32_t*)0x2001d00c = 0; |
| *(uint64_t*)0x2001d010 = 0x7f; |
| *(uint64_t*)0x2001d018 = 0; |
| *(uint64_t*)0x2001d020 = 0; |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 0, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 1, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 2, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 3, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 4, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0x81, 5, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 6, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 7, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 8, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 9, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 10, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 11, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 12, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 13, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 14, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 15, 2); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 17, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 18, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 19, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 20, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 21, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 22, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 23, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 24, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 25, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 26, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 27, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 28, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 29, 35); |
| *(uint32_t*)0x2001d030 = 0; |
| *(uint32_t*)0x2001d034 = 0; |
| *(uint64_t*)0x2001d038 = 0x20abe000; |
| *(uint64_t*)0x2001d040 = 0; |
| *(uint64_t*)0x2001d048 = 0; |
| *(uint64_t*)0x2001d050 = 0; |
| *(uint32_t*)0x2001d058 = 0; |
| *(uint32_t*)0x2001d05c = 0; |
| *(uint64_t*)0x2001d060 = 0; |
| *(uint32_t*)0x2001d068 = 0; |
| *(uint16_t*)0x2001d06c = 0; |
| *(uint16_t*)0x2001d06e = 0; |
| syscall(__NR_perf_event_open, 0x2001d000, 0, -1, -1, 0); |
| *(uint8_t*)0x2000a000 = -1; |
| *(uint8_t*)0x2000a001 = 0xe0; |
| *(uint8_t*)0x2000a002 = -1; |
| *(uint8_t*)0x2000a003 = -1; |
| *(uint8_t*)0x2000a004 = -1; |
| *(uint8_t*)0x2000a005 = -1; |
| *(uint8_t*)0x2000a006 = -1; |
| *(uint8_t*)0x2000a007 = -1; |
| *(uint8_t*)0x2000a008 = -1; |
| *(uint8_t*)0x2000a009 = -1; |
| *(uint8_t*)0x2000a00a = -1; |
| *(uint8_t*)0x2000a00b = -1; |
| *(uint16_t*)0x2000a00c = htobe16(0x800); |
| STORE_BY_BITMASK(uint8_t, 0x2000a00e, 5, 0, 4); |
| STORE_BY_BITMASK(uint8_t, 0x2000a00e, 4, 4, 4); |
| STORE_BY_BITMASK(uint8_t, 0x2000a00f, 0, 0, 2); |
| STORE_BY_BITMASK(uint8_t, 0x2000a00f, 0, 2, 6); |
| *(uint16_t*)0x2000a010 = htobe16(0xfec3); |
| *(uint16_t*)0x2000a012 = htobe16(0); |
| *(uint16_t*)0x2000a014 = htobe16(0); |
| *(uint8_t*)0x2000a016 = 0; |
| *(uint8_t*)0x2000a017 = 0; |
| *(uint16_t*)0x2000a018 = htobe16(0); |
| *(uint8_t*)0x2000a01a = 0xac; |
| *(uint8_t*)0x2000a01b = 0x14; |
| *(uint8_t*)0x2000a01c = -1; |
| *(uint8_t*)0x2000a01d = 0xbb; |
| *(uint32_t*)0x2000a01e = htobe32(0xe0000001); |
| *(uint16_t*)0x2000a022 = htobe16(0); |
| *(uint16_t*)0x2000a024 = htobe16(0); |
| *(uint16_t*)0x2000a026 = htobe16(8); |
| *(uint16_t*)0x2000a028 = htobe16(0); |
| struct csum_inet csum_1; |
| csum_inet_init(&csum_1); |
| csum_inet_update(&csum_1, (const uint8_t*)0x0, 4); |
| csum_inet_update(&csum_1, (const uint8_t*)0x0, 4); |
| uint16_t csum_1_chunk_2 = 0x1100; |
| csum_inet_update(&csum_1, (const uint8_t*)&csum_1_chunk_2, 2); |
| uint16_t csum_1_chunk_3 = 0x800; |
| csum_inet_update(&csum_1, (const uint8_t*)&csum_1_chunk_3, 2); |
| csum_inet_update(&csum_1, (const uint8_t*)0x0, 8); |
| *(uint16_t*)0x2000a028 = csum_inet_digest(&csum_1); |
| struct csum_inet csum_2; |
| csum_inet_init(&csum_2); |
| csum_inet_update(&csum_2, (const uint8_t*)0x2000a00e, 20); |
| *(uint16_t*)0x2000a018 = csum_inet_digest(&csum_2); |
| *(uint32_t*)0x2001d000 = 1; |
| *(uint32_t*)0x2001d004 = 0x70; |
| *(uint8_t*)0x2001d008 = 0; |
| *(uint8_t*)0x2001d009 = 0; |
| *(uint8_t*)0x2001d00a = 0; |
| *(uint8_t*)0x2001d00b = 0; |
| *(uint32_t*)0x2001d00c = 0; |
| *(uint64_t*)0x2001d010 = 0x7f; |
| *(uint64_t*)0x2001d018 = 0; |
| *(uint64_t*)0x2001d020 = 0; |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 0, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 1, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 2, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 3, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 4, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0x81, 5, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 6, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 7, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 8, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 9, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 10, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 11, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 12, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 13, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 14, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 15, 2); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 17, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 18, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 19, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 20, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 21, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 22, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 23, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 24, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 25, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 26, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 27, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 28, 1); |
| STORE_BY_BITMASK(uint64_t, 0x2001d028, 0, 29, 35); |
| *(uint32_t*)0x2001d030 = 0; |
| *(uint32_t*)0x2001d034 = 0; |
| *(uint64_t*)0x2001d038 = 0x20abe000; |
| *(uint64_t*)0x2001d040 = 0; |
| *(uint64_t*)0x2001d048 = 0; |
| *(uint64_t*)0x2001d050 = 0; |
| *(uint32_t*)0x2001d058 = 0; |
| *(uint32_t*)0x2001d05c = 0; |
| *(uint64_t*)0x2001d060 = 0; |
| *(uint32_t*)0x2001d068 = 0; |
| *(uint16_t*)0x2001d06c = 0; |
| *(uint16_t*)0x2001d06e = 0; |
| syscall(__NR_perf_event_open, 0x2001d000, 0, -1, -1, 0); |
| syscall(__NR_setsockopt, -1, 0x29, 0x36, 0x20000480, 1); |
| *(uint32_t*)0x20000180 = 0; |
| *(uint16_t*)0x20000184 = 0x18; |
| *(uint16_t*)0x20000186 = 0xfa00; |
| *(uint64_t*)0x20000188 = 1; |
| *(uint64_t*)0x20000190 = 0x20000140; |
| *(uint16_t*)0x20000198 = 2; |
| *(uint8_t*)0x2000019a = 0xf; |
| *(uint8_t*)0x2000019b = 0; |
| *(uint8_t*)0x2000019c = 0; |
| *(uint8_t*)0x2000019d = 0; |
| *(uint8_t*)0x2000019e = 0; |
| *(uint8_t*)0x2000019f = 0; |
| syscall(__NR_write, 0xffffff9c, 0x20000180, 0x20); |
| *(uint64_t*)0x200003c0 = 0x20000280; |
| *(uint16_t*)0x20000280 = 0x10; |
| *(uint16_t*)0x20000282 = 0; |
| *(uint32_t*)0x20000284 = 0; |
| *(uint32_t*)0x20000288 = -1; |
| *(uint32_t*)0x200003c8 = 0xc; |
| *(uint64_t*)0x200003d0 = 0x20000340; |
| *(uint64_t*)0x20000340 = 0x20000300; |
| *(uint32_t*)0x20000300 = 0x14; |
| *(uint16_t*)0x20000304 = 0; |
| *(uint16_t*)0x20000306 = 4; |
| *(uint32_t*)0x20000308 = 0; |
| *(uint32_t*)0x2000030c = 0x25dfdbfb; |
| *(uint8_t*)0x20000310 = 5; |
| *(uint8_t*)0x20000311 = 0; |
| *(uint16_t*)0x20000312 = 0; |
| *(uint64_t*)0x20000348 = 0x14; |
| *(uint64_t*)0x200003d8 = 1; |
| *(uint64_t*)0x200003e0 = 0; |
| *(uint64_t*)0x200003e8 = 0; |
| *(uint32_t*)0x200003f0 = 0; |
| syscall(__NR_sendmsg, -1, 0x200003c0, 0x40000); |
| *(uint16_t*)0x20000000 = 2; |
| *(uint16_t*)0x20000002 = htobe16(0x4e20); |
| *(uint8_t*)0x20000004 = 0xac; |
| *(uint8_t*)0x20000005 = 0x14; |
| *(uint8_t*)0x20000006 = 0x14; |
| *(uint8_t*)0x20000007 = 0x18; |
| *(uint8_t*)0x20000008 = 0; |
| *(uint8_t*)0x20000009 = 0; |
| *(uint8_t*)0x2000000a = 0; |
| *(uint8_t*)0x2000000b = 0; |
| *(uint8_t*)0x2000000c = 0; |
| *(uint8_t*)0x2000000d = 0; |
| *(uint8_t*)0x2000000e = 0; |
| *(uint8_t*)0x2000000f = 0; |
| syscall(__NR_connect, -1, 0x20000000, 0x10); |
| *(uint32_t*)0x20000880 = 0; |
| syscall(__NR_ioctl, -1, 0x800442d4, 0x20000880); |
| *(uint64_t*)0x20000dc0 = 0x200004c0; |
| *(uint16_t*)0x200004c0 = 0x18; |
| *(uint32_t*)0x200004c2 = 0; |
| *(uint16_t*)0x200004c6 = 3; |
| *(uint8_t*)0x200004c8 = 0xaa; |
| *(uint8_t*)0x200004c9 = 0xaa; |
| *(uint8_t*)0x200004ca = 0xaa; |
| *(uint8_t*)0x200004cb = 0xaa; |
| *(uint8_t*)0x200004cc = 0xaa; |
| *(uint8_t*)0x200004cd = 0xaa; |
| memcpy((void*)0x200004ce, |
| "\x79\x61\x6d\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", |
| 16); |
| *(uint32_t*)0x20000dc8 = 0x80; |
| *(uint64_t*)0x20000dd0 = 0x200007c0; |
| *(uint64_t*)0x200007c0 = 0x20000700; |
| *(uint64_t*)0x200007c8 = 0; |
| *(uint64_t*)0x20000dd8 = 1; |
| *(uint64_t*)0x20000de0 = 0x20000e00; |
| *(uint64_t*)0x20000de8 = 0; |
| *(uint32_t*)0x20000df0 = 0x840; |
| syscall(__NR_sendmsg, -1, 0x20000dc0, 0x80); |
| *(uint32_t*)0x20000840 = 0; |
| syscall(__NR_setsockopt, -1, 0x84, 4, 0x20000840, 4); |
| memcpy((void*)0x20000600, "/dev/rtc0", 10); |
| syscall(__NR_openat, 0xffffffffffffff9c, 0x20000600, 0x100000542, 0); |
| *(uint32_t*)0x20000040 = 1; |
| *(uint32_t*)0x20000044 = 0x70; |
| *(uint8_t*)0x20000048 = 0; |
| *(uint8_t*)0x20000049 = 0; |
| *(uint8_t*)0x2000004a = 0; |
| *(uint8_t*)0x2000004b = 0; |
| *(uint32_t*)0x2000004c = 0; |
| *(uint64_t*)0x20000050 = 0x50d; |
| *(uint64_t*)0x20000058 = 0; |
| *(uint64_t*)0x20000060 = 0; |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 0, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 1, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 2, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 3, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 4, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0xffff, 5, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 6, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 7, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 8, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 9, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 10, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 11, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 12, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 13, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 14, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 15, 2); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 17, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 18, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 19, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 20, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 21, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 22, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 23, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 24, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 25, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 26, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 27, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 28, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 29, 35); |
| *(uint32_t*)0x20000070 = 0; |
| *(uint32_t*)0x20000074 = 0; |
| *(uint64_t*)0x20000078 = 0x20000000; |
| *(uint64_t*)0x20000080 = 0; |
| *(uint64_t*)0x20000088 = 0; |
| *(uint64_t*)0x20000090 = 0; |
| *(uint32_t*)0x20000098 = 0; |
| *(uint32_t*)0x2000009c = 0; |
| *(uint64_t*)0x200000a0 = 0; |
| *(uint32_t*)0x200000a8 = 0; |
| *(uint16_t*)0x200000ac = 0; |
| *(uint16_t*)0x200000ae = 0; |
| syscall(__NR_perf_event_open, 0x20000040, 0, -1, -1, 0); |
| memcpy((void*)0x20000300, "/dev/loop#", 11); |
| res = syz_open_dev(0x20000300, 0x252, 0x82); |
| if (res != -1) |
| r[1] = res; |
| *(uint32_t*)0x20000880 = 0; |
| syscall(__NR_ioctl, -1, 0x800442d4, 0x20000880); |
| memcpy((void*)0x200005c0, "cpuset.mems", 12); |
| syscall(__NR_openat, -1, 0x200005c0, 2, 0); |
| syscall(__NR_ioctl, r[1], 0x4c00, -1); |
| memcpy((void*)0x20000540, "user", 5); |
| *(uint8_t*)0x20000580 = 0x73; |
| *(uint8_t*)0x20000581 = 0x79; |
| *(uint8_t*)0x20000582 = 0x7a; |
| *(uint8_t*)0x20000583 = 0x23; |
| *(uint8_t*)0x20000584 = 0; |
| res = |
| syscall(__NR_add_key, 0x20000540, 0x20000580, 0x20000640, 0, 0xfffffffd); |
| if (res != -1) |
| r[2] = res; |
| syscall(__NR_keyctl, 0xd, r[2], 0xe0, 0); |
| syscall(__NR_write, -1, 0x200008c0, 0); |
| *(uint32_t*)0x20000800 = 0; |
| *(uint32_t*)0x20000804 = 0x400; |
| *(uint32_t*)0x20000808 = 3; |
| *(uint32_t*)0x2000080c = 4; |
| syscall(__NR_setsockopt, -1, 0x84, 0, 0x20000800, 0x10); |
| memcpy((void*)0x20000600, "/dev/rtc0", 10); |
| syscall(__NR_openat, 0xffffffffffffff9c, 0x20000600, 0x100000542, 0); |
| syscall(__NR_write, -1, 0x20000100, 0); |
| syscall(__NR_mmap, 0x20000000, 0x7000, 0x80000000007, 0x11, -1, 0); |
| memcpy((void*)0x20000a80, "./file0", 8); |
| memcpy((void*)0x20000a40, "ramfs", 6); |
| syscall(__NR_mount, 0x20000ac0, 0x20000a80, 0x20000a40, 0, 0x20000b80); |
| memcpy((void*)0x20000280, "cpuacct.usage_user", 19); |
| res = syscall(__NR_openat, 0xffffff9c, 0x20000280, 0, 0); |
| if (res != -1) |
| r[3] = res; |
| memcpy((void*)0x200008c0, |
| "\x29\x00\x00\x00\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04" |
| "\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x40\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x69\x12\x7f\xbc\xda\xb5\x6d\x0f\x1f\x4c" |
| "\xb2\x06\x00\x00\x00\x00\x00\x00\x21\xb0\xc9\xe0\x6e", |
| 64); |
| syscall(__NR_write, r[3], 0x200008c0, 0x40); |
| memcpy((void*)0x200001c0, "./file0", 8); |
| syscall(__NR_mkdir, 0x200001c0, 0); |
| *(uint32_t*)0x20000040 = 1; |
| *(uint32_t*)0x20000044 = 0x70; |
| *(uint8_t*)0x20000048 = 0; |
| *(uint8_t*)0x20000049 = 0; |
| *(uint8_t*)0x2000004a = 0; |
| *(uint8_t*)0x2000004b = 0; |
| *(uint32_t*)0x2000004c = 0; |
| *(uint64_t*)0x20000050 = 0x50d; |
| *(uint64_t*)0x20000058 = 0; |
| *(uint64_t*)0x20000060 = 0; |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 0, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 1, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 2, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 3, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 4, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0xffff, 5, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 6, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 7, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 8, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 9, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 10, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 11, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 12, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 13, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 14, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 15, 2); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 17, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 18, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 19, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 20, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 21, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 22, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 23, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 24, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 25, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 26, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 27, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 28, 1); |
| STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 29, 35); |
| *(uint32_t*)0x20000070 = 0; |
| *(uint32_t*)0x20000074 = 0; |
| *(uint64_t*)0x20000078 = 0x20000000; |
| *(uint64_t*)0x20000080 = 0; |
| *(uint64_t*)0x20000088 = 0; |
| *(uint64_t*)0x20000090 = 0; |
| *(uint32_t*)0x20000098 = 0; |
| *(uint32_t*)0x2000009c = 0; |
| *(uint64_t*)0x200000a0 = 0; |
| *(uint32_t*)0x200000a8 = 0; |
| *(uint16_t*)0x200000ac = 0; |
| *(uint16_t*)0x200000ae = 0; |
| syscall(__NR_perf_event_open, 0x20000040, 0, -1, -1, 0); |
| *(uint32_t*)0x200002c0 = 0; |
| *(uint16_t*)0x200002c4 = -1; |
| *(uint16_t*)0x200002c6 = 0x20; |
| syscall(__NR_setsockopt, r[3], 0x84, 0x79, 0x200002c0, 8); |
| memcpy((void*)0x20000380, |
| "\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x76\x8e" |
| "\x05\xf7\xc1\x55\xad\x7d\xc6\x94\x7c\x57\x3e\x5a\x69\x24\x4e\x76\x38" |
| "\x2c\x0a\xa6\x3d\x57\x5e\xa3\x59\x7f\x8b\x17\x28\x27\x7e\xf7\x6b\x30" |
| "\x54\x4d\x7b\xa9\x2d\xcf\x97\x8f\x1f\x81\xdc\x1b\x7f\x8f\x7b\x34\x51" |
| "\xda\xda\x02\xec\xb4\xf1\xdd\xcc\x8b\x52\x41\xda\x89\x45\x66\x6e\x00" |
| "\x73\xc2\x5a\x62\x01\x00\x4d\xbe\xa3\x7a\xab\xd3\xeb\x98\x88\xc4\xc6" |
| "\x29\x41\x9f\x50\x93\x7a\x68\x48\xe0\xd2\x81\xe4\xee\x56\x8c\x4d\xe9" |
| "\xa0\x36\xc2\x6f\x19\x22\xf6\x49\x71\xd4\xdf\x97\xfb\xab\x04\xe8\xce" |
| "\x49\x38\xb3\x1d\xcf\x25\x9b\x4b\xc6\x09\x01\xe1\x86\x61\xfa\xb8\xfb" |
| "\x29\x88\xcd\x2b\xc2\x60\xc2\xf5\x72\x35\x3e\x6b\xb0\xa0\x02\xfc\x16" |
| "\x4d\x4f\x18\x9b\x06\x80\x62\xd1\x01\x00\x00\x00\x00\x00\x00\x00\x40" |
| "\x0c\x0c\x4c\xa5\x7b\x54\x6b\x94\x30\x17\x2e\xa5\x36\x2e\xe0\x14\x1b" |
| "\x3d\xf0\x6a\xd2\x35\xe8\x15\xd8\x9e\xea\xd3\xd9\x47\x34\x09\xc0\x9c" |
| "\x2e\x27\xa9\x52\x33\x7a\x24\xf2\x01\x88\xc0\x13\x12\x3c\xc0\x31\x6a" |
| "\x33\xd8\xb4\x43\x45\x37\x73\xe4\xa0\x9e\xdd\x80\x31\x12\x4d\xee\x13" |
| "\xce\x9c\x75\x28\x8f\x2e\xc8\x33\xc7\xe6\x6a\xf5\xb1\x9a\x00\x00\x00" |
| "\x00\x00\x00\x00", |
| 276); |
| syscall(__NR_memfd_create, 0x20000380, 0); |
| syscall(__NR_keyctl, 0xd, 0, 0xe0, 0); |
| *(uint64_t*)0x20000000 = 0x39043; |
| syscall(__NR_sendfile, -1, -1, 0x20000000, 0x2000005); |
| *(uint64_t*)0x20000080 = 0; |
| *(uint64_t*)0x20000088 = 0x4004400; |
| syscall(__NR_ioctl, -1, 0x127f, 0x20000080); |
| syscall(__NR_shmat, 0, 0x206b5000, 0x5000); |
| memcpy((void*)0x20000040, "cpu.stat", 9); |
| syscall(__NR_openat, -1, 0x20000040, 0, 0); |
| } |
| int main(void) |
| { |
| syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); |
| loop(); |
| return 0; |
| } |
