// https://syzkaller.appspot.com/bug?id=3ff26cb6000860a73428556d7df314541369c939 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include static void use_temporary_dir(void) { char tmpdir_template[] = "./syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); use_temporary_dir(); long res = 0; res = syscall(__NR_socket, 0xa, 1, 0); if (res != -1) r[0] = res; res = syscall(__NR_socket, 0xa, 1, 0); if (res != -1) r[1] = res; *(uint16_t*)0x200000c0 = 0xa; *(uint16_t*)0x200000c2 = htobe16(0x4e22); *(uint32_t*)0x200000c4 = 0; *(uint8_t*)0x200000c8 = 0; *(uint8_t*)0x200000c9 = 0; *(uint8_t*)0x200000ca = 0; *(uint8_t*)0x200000cb = 0; *(uint8_t*)0x200000cc = 0; *(uint8_t*)0x200000cd = 0; *(uint8_t*)0x200000ce = 0; *(uint8_t*)0x200000cf = 0; *(uint8_t*)0x200000d0 = 0; *(uint8_t*)0x200000d1 = 0; *(uint8_t*)0x200000d2 = 0; *(uint8_t*)0x200000d3 = 0; *(uint8_t*)0x200000d4 = 0; *(uint8_t*)0x200000d5 = 0; *(uint8_t*)0x200000d6 = 0; *(uint8_t*)0x200000d7 = 0; *(uint32_t*)0x200000d8 = 0; syscall(__NR_bind, r[1], 0x200000c0, 0x1c); syscall(__NR_listen, r[1], 0); *(uint16_t*)0x20000080 = 0xa; *(uint16_t*)0x20000082 = htobe16(0x4e22); *(uint32_t*)0x20000084 = 0; *(uint64_t*)0x20000088 = htobe64(0); *(uint64_t*)0x20000090 = htobe64(1); *(uint32_t*)0x20000098 = 0; syscall(__NR_sendto, r[0], 0x20000140, 0, 0x20000004, 0x20000080, 0x1c); memcpy((void*)0x20000080, "tls", 4); syscall(__NR_setsockopt, r[0], 6, 0x1f, 0x20000080, 0x152); *(uint16_t*)0x20000100 = 0x303; *(uint16_t*)0x20000102 = 0x33; syscall(__NR_setsockopt, r[0], 0x11a, 1, 0x20000100, 0x28); *(uint16_t*)0x20000000 = 0xa; *(uint16_t*)0x20000002 = htobe16(0); *(uint32_t*)0x20000004 = 0; *(uint8_t*)0x20000008 = 0xfe; *(uint8_t*)0x20000009 = 0x80; *(uint8_t*)0x2000000a = 0; *(uint8_t*)0x2000000b = 0; *(uint8_t*)0x2000000c = 0; *(uint8_t*)0x2000000d = 0; *(uint8_t*)0x2000000e = 0; *(uint8_t*)0x2000000f = 0; *(uint8_t*)0x20000010 = 0; *(uint8_t*)0x20000011 = 0; *(uint8_t*)0x20000012 = 0; *(uint8_t*)0x20000013 = 0; *(uint8_t*)0x20000014 = 0; *(uint8_t*)0x20000015 = 0; *(uint8_t*)0x20000016 = 0; *(uint8_t*)0x20000017 = 0xbb; *(uint32_t*)0x20000018 = 0; syscall(__NR_sendto, r[0], 0x200005c0, 0x39a191, 0, 0x20000000, 0x1c); return 0; }