// https://syzkaller.appspot.com/bug?id=912f70e859dfffd2533b7cfcd2c71e0dd6f71e9d // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include __attribute__((noreturn)) static void doexit(int status) { volatile unsigned i; syscall(__NR_exit_group, status); for (i = 0;; i++) { } } #include #include const int kFailStatus = 67; const int kRetryStatus = 69; static void fail(const char* msg, ...) { int e = errno; va_list args; va_start(args, msg); vfprintf(stderr, msg, args); va_end(args); fprintf(stderr, " (errno %d)\n", e); doexit((e == ENOMEM || e == EAGAIN) ? kRetryStatus : kFailStatus); } #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 uint64_t current_time_ms() { struct timespec ts; if (clock_gettime(CLOCK_MONOTONIC, &ts)) fail("clock_gettime failed"); return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000; } static void vsnprintf_check(char* str, size_t size, const char* format, va_list args) { int rv; rv = vsnprintf(str, size, format, args); if (rv < 0) fail("tun: snprintf failed"); if ((size_t)rv >= size) fail("tun: string '%s...' doesn't fit into buffer", str); } static void snprintf_check(char* str, size_t size, const char* format, ...) { va_list args; va_start(args, format); vsnprintf_check(str, size, format, args); va_end(args); } #define COMMAND_MAX_LEN 128 #define PATH_PREFIX \ "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin " #define PATH_PREFIX_LEN (sizeof(PATH_PREFIX) - 1) static void execute_command(bool panic, const char* format, ...) { va_list args; char command[PATH_PREFIX_LEN + COMMAND_MAX_LEN]; int rv; va_start(args, format); memcpy(command, PATH_PREFIX, PATH_PREFIX_LEN); vsnprintf_check(command + PATH_PREFIX_LEN, COMMAND_MAX_LEN, format, args); rv = system(command); if (panic && rv != 0) fail("tun: command \"%s\" failed with code %d", &command[0], rv); va_end(args); } static int tunfd = -1; static int tun_frags_enabled; #define SYZ_TUN_MAX_PACKET_SIZE 1000 #define MAX_PIDS 32 #define ADDR_MAX_LEN 32 #define LOCAL_MAC "aa:aa:aa:aa:%02hx:aa" #define REMOTE_MAC "aa:aa:aa:aa:%02hx:bb" #define LOCAL_IPV4 "172.20.%d.170" #define REMOTE_IPV4 "172.20.%d.187" #define LOCAL_IPV6 "fe80::%02hx:aa" #define REMOTE_IPV6 "fe80::%02hx:bb" #define IFF_NAPI 0x0010 #define IFF_NAPI_FRAGS 0x0020 static void initialize_tun(int id) { if (id >= MAX_PIDS) fail("tun: no more than %d executors", MAX_PIDS); tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK); if (tunfd == -1) { printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n"); printf("otherwise fuzzing or reproducing might not work as intended\n"); return; } char iface[IFNAMSIZ]; snprintf_check(iface, sizeof(iface), "syz%d", id); struct ifreq ifr; memset(&ifr, 0, sizeof(ifr)); strncpy(ifr.ifr_name, iface, IFNAMSIZ); ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_NAPI | IFF_NAPI_FRAGS; if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) { ifr.ifr_flags = IFF_TAP | IFF_NO_PI; if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) fail("tun: ioctl(TUNSETIFF) failed"); } if (ioctl(tunfd, TUNGETIFF, (void*)&ifr) < 0) fail("tun: ioctl(TUNGETIFF) failed"); tun_frags_enabled = (ifr.ifr_flags & IFF_NAPI_FRAGS) != 0; char local_mac[ADDR_MAX_LEN]; snprintf_check(local_mac, sizeof(local_mac), LOCAL_MAC, id); char remote_mac[ADDR_MAX_LEN]; snprintf_check(remote_mac, sizeof(remote_mac), REMOTE_MAC, id); char local_ipv4[ADDR_MAX_LEN]; snprintf_check(local_ipv4, sizeof(local_ipv4), LOCAL_IPV4, id); char remote_ipv4[ADDR_MAX_LEN]; snprintf_check(remote_ipv4, sizeof(remote_ipv4), REMOTE_IPV4, id); char local_ipv6[ADDR_MAX_LEN]; snprintf_check(local_ipv6, sizeof(local_ipv6), LOCAL_IPV6, id); char remote_ipv6[ADDR_MAX_LEN]; snprintf_check(remote_ipv6, sizeof(remote_ipv6), REMOTE_IPV6, id); execute_command(1, "sysctl -w net.ipv6.conf.%s.accept_dad=0", iface); execute_command(1, "sysctl -w net.ipv6.conf.%s.router_solicitations=0", iface); execute_command(1, "ip link set dev %s address %s", iface, local_mac); execute_command(1, "ip addr add %s/24 dev %s", local_ipv4, iface); execute_command(1, "ip -6 addr add %s/120 dev %s", local_ipv6, iface); execute_command(1, "ip neigh add %s lladdr %s dev %s nud permanent", remote_ipv4, remote_mac, iface); execute_command(1, "ip -6 neigh add %s lladdr %s dev %s nud permanent", remote_ipv6, remote_mac, iface); execute_command(1, "ip link set dev %s up", iface); } #define DEV_IPV4 "172.20.%d.%d" #define DEV_IPV6 "fe80::%02hx:%02hx" #define DEV_MAC "aa:aa:aa:aa:%02hx:%02hx" static void initialize_netdevices(int id) { unsigned i; const char* devtypes[] = {"ip6gretap", "bridge", "vcan"}; const char* devnames[] = {"lo", "sit0", "bridge0", "vcan0", "tunl0", "gre0", "gretap0", "ip_vti0", "ip6_vti0", "ip6tnl0", "ip6gre0", "ip6gretap0", "erspan0"}; for (i = 0; i < sizeof(devtypes) / (sizeof(devtypes[0])); i++) execute_command(0, "ip link add dev %s0 type %s", devtypes[i], devtypes[i]); for (i = 0; i < sizeof(devnames) / (sizeof(devnames[0])); i++) { char addr[ADDR_MAX_LEN]; snprintf_check(addr, sizeof(addr), DEV_IPV4, id, id + 10); execute_command(0, "ip -4 addr add %s/24 dev %s", addr, devnames[i]); snprintf_check(addr, sizeof(addr), DEV_IPV6, id, id + 10); execute_command(0, "ip -6 addr add %s/120 dev %s", addr, devnames[i]); snprintf_check(addr, sizeof(addr), DEV_MAC, id, id + 10); execute_command(0, "ip link set dev %s address %s", devnames[i], addr); execute_command(0, "ip link set dev %s up", devnames[i]); } } static void setup_tun(uint64_t pid, bool enable_tun) { if (enable_tun) { initialize_tun(pid); initialize_netdevices(pid); } } static int read_tun(char* data, int size) { if (tunfd < 0) return -1; int rv = read(tunfd, data, size); if (rv < 0) { if (errno == EAGAIN) return -1; if (errno == EBADFD) return -1; fail("tun: read failed with %d", rv); } return rv; } #define MAX_FRAGS 4 struct vnet_fragmentation { uint32_t full; uint32_t count; uint32_t frags[MAX_FRAGS]; }; static uintptr_t syz_emit_ethernet(uintptr_t a0, uintptr_t a1, uintptr_t a2) { if (tunfd < 0) return (uintptr_t)-1; uint32_t length = a0; char* data = (char*)a1; struct vnet_fragmentation* frags = (struct vnet_fragmentation*)a2; struct iovec vecs[MAX_FRAGS + 1]; uint32_t nfrags = 0; if (!tun_frags_enabled || frags == NULL) { vecs[nfrags].iov_base = data; vecs[nfrags].iov_len = length; nfrags++; } else { bool full = true; uint32_t i, count = 0; full = frags->full; count = frags->count; if (count > MAX_FRAGS) count = MAX_FRAGS; for (i = 0; i < count && length != 0; i++) { uint32_t size = 0; size = frags->frags[i]; if (size > length) size = length; vecs[nfrags].iov_base = data; vecs[nfrags].iov_len = size; nfrags++; data += size; length -= size; } if (length != 0 && (full || nfrags == 0)) { vecs[nfrags].iov_base = data; vecs[nfrags].iov_len = length; nfrags++; } } return writev(tunfd, vecs, nfrags); } static void flush_tun() { char data[SYZ_TUN_MAX_PACKET_SIZE]; while (read_tun(&data[0], sizeof(data)) != -1) ; } struct ipt_getinfo { char name[32]; unsigned int valid_hooks; unsigned int hook_entry[5]; unsigned int underflow[5]; unsigned int num_entries; unsigned int size; }; struct ipt_get_entries { char name[32]; unsigned int size; void* entrytable[1024 / sizeof(void*)]; }; struct xt_counters { uint64_t pcnt, bcnt; }; struct ipt_replace { char name[32]; unsigned int valid_hooks; unsigned int num_entries; unsigned int size; unsigned int hook_entry[5]; unsigned int underflow[5]; unsigned int num_counters; struct xt_counters* counters; char entrytable[1024]; }; struct ipt_table_desc { const char* name; struct ipt_getinfo info; struct ipt_get_entries entries; struct ipt_replace replace; struct xt_counters counters[10]; }; static struct ipt_table_desc ipv4_tables[] = { {.name = "filter"}, {.name = "nat"}, {.name = "mangle"}, {.name = "raw"}, {.name = "security"}, }; #define IPT_BASE_CTL 64 #define IPT_SO_SET_REPLACE (IPT_BASE_CTL) #define IPT_SO_GET_INFO (IPT_BASE_CTL) #define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1) static void checkpoint_net_namespace(void) { socklen_t optlen; unsigned i; int fd; fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if (fd == -1) fail("socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)"); for (i = 0; i < sizeof(ipv4_tables) / sizeof(ipv4_tables[0]); i++) { struct ipt_table_desc* table = &ipv4_tables[i]; strcpy(table->info.name, table->name); strcpy(table->entries.name, table->name); strcpy(table->replace.name, table->name); optlen = sizeof(table->info); if (getsockopt(fd, SOL_IP, IPT_SO_GET_INFO, &table->info, &optlen)) { switch (errno) { case EPERM: case ENOENT: case ENOPROTOOPT: continue; } fail("getsockopt(IPT_SO_GET_INFO)"); } if (table->info.size > sizeof(table->entries.entrytable)) fail("table size is too large: %u", table->info.size); if (table->info.num_entries > sizeof(table->counters) / sizeof(table->counters[0])) fail("too many counters: %u", table->info.num_entries); table->entries.size = table->info.size; optlen = sizeof(table->entries) - sizeof(table->entries.entrytable) + table->info.size; if (getsockopt(fd, SOL_IP, IPT_SO_GET_ENTRIES, &table->entries, &optlen)) fail("getsockopt(IPT_SO_GET_ENTRIES)"); table->replace.valid_hooks = table->info.valid_hooks; table->replace.num_entries = table->info.num_entries; table->replace.counters = table->counters; table->replace.size = table->info.size; memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry)); memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow)); memcpy(table->replace.entrytable, table->entries.entrytable, table->info.size); } close(fd); } static void reset_net_namespace(void) { struct ipt_get_entries entries; struct ipt_getinfo info; socklen_t optlen; unsigned i; int fd; memset(&info, 0, sizeof(info)); memset(&entries, 0, sizeof(entries)); fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if (fd == -1) fail("socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)"); for (i = 0; i < sizeof(ipv4_tables) / sizeof(ipv4_tables[0]); i++) { struct ipt_table_desc* table = &ipv4_tables[i]; if (table->info.valid_hooks == 0) continue; strcpy(info.name, table->name); optlen = sizeof(info); if (getsockopt(fd, SOL_IP, IPT_SO_GET_INFO, &info, &optlen)) fail("getsockopt(IPT_SO_GET_INFO)"); if (memcmp(&table->info, &info, sizeof(table->info)) == 0) { strcpy(entries.name, table->name); entries.size = table->info.size; optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size; if (getsockopt(fd, SOL_IP, IPT_SO_GET_ENTRIES, &entries, &optlen)) fail("getsockopt(IPT_SO_GET_ENTRIES)"); if (memcmp(&table->entries, &entries, optlen) == 0) continue; } table->replace.num_counters = info.num_entries; optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size; if (setsockopt(fd, SOL_IP, IPT_SO_SET_REPLACE, &table->replace, optlen)) fail("setsockopt(IPT_SO_SET_REPLACE)"); } close(fd); } static void test(); void loop() { int iter; checkpoint_net_namespace(); for (iter = 0;; iter++) { int pid = fork(); if (pid < 0) fail("loop fork failed"); if (pid == 0) { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); flush_tun(); test(); doexit(0); } int status = 0; uint64_t start = current_time_ms(); for (;;) { int res = waitpid(-1, &status, __WALL | WNOHANG); if (res == pid) break; usleep(1000); if (current_time_ms() - start > 5 * 1000) { kill(-pid, SIGKILL); kill(pid, SIGKILL); while (waitpid(-1, &status, __WALL) != pid) { } break; } } reset_net_namespace(); } } long r[3]; void test() { memset(r, -1, sizeof(r)); syscall(__NR_mmap, 0x20000000, 0xfff000, 3, 0x32, -1, 0); r[0] = syscall(__NR_socket, 0xa, 0x801, 0); memcpy((void*)0x20001000, "\x72\x61\x77\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00", 32); *(uint32_t*)0x20001020 = 9; *(uint32_t*)0x20001024 = 4; *(uint32_t*)0x20001028 = 0x3a8; *(uint32_t*)0x2000102c = 0; *(uint32_t*)0x20001030 = -1; *(uint32_t*)0x20001034 = -1; *(uint32_t*)0x20001038 = 0; *(uint32_t*)0x2000103c = -1; *(uint32_t*)0x20001040 = 0; *(uint32_t*)0x20001044 = -1; *(uint32_t*)0x20001048 = -1; *(uint32_t*)0x2000104c = 0; *(uint32_t*)0x20001050 = -1; *(uint32_t*)0x20001054 = 4; *(uint64_t*)0x20001058 = 0x20004000; *(uint8_t*)0x20001060 = 0; *(uint8_t*)0x20001061 = 0; *(uint8_t*)0x20001062 = 0; *(uint8_t*)0x20001063 = 0; *(uint8_t*)0x20001064 = 0; *(uint8_t*)0x20001065 = 0; *(uint8_t*)0x20001066 = 0; *(uint8_t*)0x20001067 = 0; *(uint8_t*)0x20001068 = 0; *(uint8_t*)0x20001069 = 0; *(uint8_t*)0x2000106a = 0; *(uint8_t*)0x2000106b = 0; *(uint8_t*)0x2000106c = 0; *(uint8_t*)0x2000106d = 0; *(uint8_t*)0x2000106e = 0; *(uint8_t*)0x2000106f = 0; *(uint8_t*)0x20001070 = 0; *(uint8_t*)0x20001071 = 0; *(uint8_t*)0x20001072 = 0; *(uint8_t*)0x20001073 = 0; *(uint8_t*)0x20001074 = 0; *(uint8_t*)0x20001075 = 0; *(uint8_t*)0x20001076 = 0; *(uint8_t*)0x20001077 = 0; *(uint8_t*)0x20001078 = 0; *(uint8_t*)0x20001079 = 0; *(uint8_t*)0x2000107a = 0; *(uint8_t*)0x2000107b = 0; *(uint8_t*)0x2000107c = 0; *(uint8_t*)0x2000107d = 0; *(uint8_t*)0x2000107e = 0; *(uint8_t*)0x2000107f = 0; *(uint8_t*)0x20001080 = 0; *(uint8_t*)0x20001081 = 0; *(uint8_t*)0x20001082 = 0; *(uint8_t*)0x20001083 = 0; *(uint8_t*)0x20001084 = 0; *(uint8_t*)0x20001085 = 0; *(uint8_t*)0x20001086 = 0; *(uint8_t*)0x20001087 = 0; *(uint8_t*)0x20001088 = 0; *(uint8_t*)0x20001089 = 0; *(uint8_t*)0x2000108a = 0; *(uint8_t*)0x2000108b = 0; *(uint8_t*)0x2000108c = 0; *(uint8_t*)0x2000108d = 0; *(uint8_t*)0x2000108e = 0; *(uint8_t*)0x2000108f = 0; *(uint8_t*)0x20001090 = 0; *(uint8_t*)0x20001091 = 0; *(uint8_t*)0x20001092 = 0; *(uint8_t*)0x20001093 = 0; *(uint8_t*)0x20001094 = 0; *(uint8_t*)0x20001095 = 0; *(uint8_t*)0x20001096 = 0; *(uint8_t*)0x20001097 = 0; *(uint8_t*)0x20001098 = 0; *(uint8_t*)0x20001099 = 0; *(uint8_t*)0x2000109a = 0; *(uint8_t*)0x2000109b = 0; *(uint8_t*)0x2000109c = 0; *(uint8_t*)0x2000109d = 0; *(uint8_t*)0x2000109e = 0; *(uint8_t*)0x2000109f = 0; *(uint8_t*)0x200010a0 = 0; *(uint8_t*)0x200010a1 = 0; *(uint8_t*)0x200010a2 = 0; *(uint8_t*)0x200010a3 = 0; *(uint8_t*)0x200010a4 = 0; *(uint8_t*)0x200010a5 = 0; *(uint8_t*)0x200010a6 = 0; *(uint8_t*)0x200010a7 = 0; *(uint8_t*)0x200010a8 = 0; *(uint8_t*)0x200010a9 = 0; *(uint8_t*)0x200010aa = 0; *(uint8_t*)0x200010ab = 0; *(uint8_t*)0x200010ac = 0; *(uint8_t*)0x200010ad = 0; *(uint8_t*)0x200010ae = 0; *(uint8_t*)0x200010af = 0; *(uint8_t*)0x200010b0 = 0; *(uint8_t*)0x200010b1 = 0; *(uint8_t*)0x200010b2 = 0; *(uint8_t*)0x200010b3 = 0; *(uint8_t*)0x200010b4 = 0; *(uint8_t*)0x200010b5 = 0; *(uint8_t*)0x200010b6 = 0; *(uint8_t*)0x200010b7 = 0; *(uint8_t*)0x200010b8 = 0; *(uint8_t*)0x200010b9 = 0; *(uint8_t*)0x200010ba = 0; *(uint8_t*)0x200010bb = 0; *(uint8_t*)0x200010bc = 0; *(uint8_t*)0x200010bd = 0; *(uint8_t*)0x200010be = 0; *(uint8_t*)0x200010bf = 0; *(uint8_t*)0x200010c0 = 0; *(uint8_t*)0x200010c1 = 0; *(uint8_t*)0x200010c2 = 0; *(uint8_t*)0x200010c3 = 0; *(uint8_t*)0x200010c4 = 0; *(uint8_t*)0x200010c5 = 0; *(uint8_t*)0x200010c6 = 0; *(uint8_t*)0x200010c7 = 0; *(uint8_t*)0x200010c8 = 0; *(uint8_t*)0x200010c9 = 0; *(uint8_t*)0x200010ca = 0; *(uint8_t*)0x200010cb = 0; *(uint8_t*)0x200010cc = 0; *(uint8_t*)0x200010cd = 0; *(uint8_t*)0x200010ce = 0; *(uint8_t*)0x200010cf = 0; *(uint8_t*)0x200010d0 = 0; *(uint8_t*)0x200010d1 = 0; *(uint8_t*)0x200010d2 = 0; *(uint8_t*)0x200010d3 = 0; *(uint8_t*)0x200010d4 = 0; *(uint8_t*)0x200010d5 = 0; *(uint8_t*)0x200010d6 = 0; *(uint8_t*)0x200010d7 = 0; *(uint8_t*)0x200010d8 = 0; *(uint8_t*)0x200010d9 = 0; *(uint8_t*)0x200010da = 0; *(uint8_t*)0x200010db = 0; *(uint8_t*)0x200010dc = 0; *(uint8_t*)0x200010dd = 0; *(uint8_t*)0x200010de = 0; *(uint8_t*)0x200010df = 0; *(uint8_t*)0x200010e0 = 0; *(uint8_t*)0x200010e1 = 0; *(uint8_t*)0x200010e2 = 0; *(uint8_t*)0x200010e3 = 0; *(uint8_t*)0x200010e4 = 0; *(uint8_t*)0x200010e5 = 0; *(uint8_t*)0x200010e6 = 0; *(uint8_t*)0x200010e7 = 0; *(uint32_t*)0x200010e8 = 0; *(uint16_t*)0x200010ec = 0xa8; *(uint16_t*)0x200010ee = 0xd0; *(uint32_t*)0x200010f0 = 0; *(uint64_t*)0x200010f8 = 0; *(uint64_t*)0x20001100 = 0; *(uint16_t*)0x20001108 = 0x28; memcpy((void*)0x2000110a, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x20001127 = 0; *(uint32_t*)0x20001128 = 0xfffffffe; *(uint8_t*)0x20001130 = 0xfe; *(uint8_t*)0x20001131 = 0x80; *(uint8_t*)0x20001132 = 0; *(uint8_t*)0x20001133 = 0; *(uint8_t*)0x20001134 = 0; *(uint8_t*)0x20001135 = 0; *(uint8_t*)0x20001136 = 0; *(uint8_t*)0x20001137 = 0; *(uint8_t*)0x20001138 = 0; *(uint8_t*)0x20001139 = 0; *(uint8_t*)0x2000113a = 0; *(uint8_t*)0x2000113b = 0; *(uint8_t*)0x2000113c = 0; *(uint8_t*)0x2000113d = 0; *(uint8_t*)0x2000113e = 0; *(uint8_t*)0x2000113f = 0xaa; *(uint8_t*)0x20001140 = -1; *(uint8_t*)0x20001141 = 1; *(uint8_t*)0x20001142 = 0; *(uint8_t*)0x20001143 = 0; *(uint8_t*)0x20001144 = 0; *(uint8_t*)0x20001145 = 0; *(uint8_t*)0x20001146 = 0; *(uint8_t*)0x20001147 = 0; *(uint8_t*)0x20001148 = 0; *(uint8_t*)0x20001149 = 0; *(uint8_t*)0x2000114a = 0; *(uint8_t*)0x2000114b = 0; *(uint8_t*)0x2000114c = 0; *(uint8_t*)0x2000114d = 0; *(uint8_t*)0x2000114e = 0; *(uint8_t*)0x2000114f = 1; *(uint32_t*)0x20001150 = htobe32(0); *(uint32_t*)0x20001154 = htobe32(0); *(uint32_t*)0x20001158 = htobe32(0); *(uint32_t*)0x2000115c = htobe32(0); *(uint32_t*)0x20001160 = htobe32(0); *(uint32_t*)0x20001164 = htobe32(0); *(uint32_t*)0x20001168 = htobe32(0); *(uint32_t*)0x2000116c = htobe32(0); *(uint8_t*)0x20001170 = 0x73; *(uint8_t*)0x20001171 = 0x79; *(uint8_t*)0x20001172 = 0x7a; *(uint8_t*)0x20001173 = 0; *(uint8_t*)0x20001174 = 0; memcpy((void*)0x20001180, "\x69\x66\x62\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); *(uint8_t*)0x20001190 = 0; *(uint8_t*)0x20001191 = 0; *(uint8_t*)0x20001192 = 0; *(uint8_t*)0x20001193 = 0; *(uint8_t*)0x20001194 = 0; *(uint8_t*)0x20001195 = 0; *(uint8_t*)0x20001196 = 0; *(uint8_t*)0x20001197 = 0; *(uint8_t*)0x20001198 = 0; *(uint8_t*)0x20001199 = 0; *(uint8_t*)0x2000119a = 0; *(uint8_t*)0x2000119b = 0; *(uint8_t*)0x2000119c = 0; *(uint8_t*)0x2000119d = 0; *(uint8_t*)0x2000119e = 0; *(uint8_t*)0x2000119f = 0; *(uint8_t*)0x200011a0 = 0; *(uint8_t*)0x200011a1 = 0; *(uint8_t*)0x200011a2 = 0; *(uint8_t*)0x200011a3 = 0; *(uint8_t*)0x200011a4 = 0; *(uint8_t*)0x200011a5 = 0; *(uint8_t*)0x200011a6 = 0; *(uint8_t*)0x200011a7 = 0; *(uint8_t*)0x200011a8 = 0; *(uint8_t*)0x200011a9 = 0; *(uint8_t*)0x200011aa = 0; *(uint8_t*)0x200011ab = 0; *(uint8_t*)0x200011ac = 0; *(uint8_t*)0x200011ad = 0; *(uint8_t*)0x200011ae = 0; *(uint8_t*)0x200011af = 0; *(uint16_t*)0x200011b0 = 0; *(uint8_t*)0x200011b2 = 0; *(uint8_t*)0x200011b3 = 0; *(uint8_t*)0x200011b4 = 0; *(uint32_t*)0x200011b8 = 0; *(uint16_t*)0x200011bc = 0xa8; *(uint16_t*)0x200011be = 0xd8; *(uint32_t*)0x200011c0 = 0; *(uint64_t*)0x200011c4 = 0; *(uint64_t*)0x200011cc = 0; *(uint16_t*)0x200011d8 = 0x30; memcpy((void*)0x200011da, "\x43\x4f\x4e\x4e\x4d\x41\x52\x4b\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x200011f7 = 1; *(uint32_t*)0x200011f8 = 0; *(uint32_t*)0x200011fc = 0; *(uint32_t*)0x20001200 = 0; *(uint8_t*)0x20001204 = 0; *(uint8_t*)0x20001208 = 0; *(uint8_t*)0x20001209 = 0; *(uint8_t*)0x2000120a = 0; *(uint8_t*)0x2000120b = 0; *(uint8_t*)0x2000120c = 0; *(uint8_t*)0x2000120d = 0; *(uint8_t*)0x2000120e = 0; *(uint8_t*)0x2000120f = 0; *(uint8_t*)0x20001210 = 0; *(uint8_t*)0x20001211 = 0; *(uint8_t*)0x20001212 = 0; *(uint8_t*)0x20001213 = 0; *(uint8_t*)0x20001214 = 0; *(uint8_t*)0x20001215 = 0; *(uint8_t*)0x20001216 = 0; *(uint8_t*)0x20001217 = 0; *(uint8_t*)0x20001218 = 0; *(uint8_t*)0x20001219 = 0; *(uint8_t*)0x2000121a = 0; *(uint8_t*)0x2000121b = 0; *(uint8_t*)0x2000121c = 0; *(uint8_t*)0x2000121d = 0; *(uint8_t*)0x2000121e = 0; *(uint8_t*)0x2000121f = 0; *(uint8_t*)0x20001220 = 0; *(uint8_t*)0x20001221 = 0; *(uint8_t*)0x20001222 = 0; *(uint8_t*)0x20001223 = 0; *(uint8_t*)0x20001224 = 0; *(uint8_t*)0x20001225 = 0; *(uint8_t*)0x20001226 = 0; *(uint8_t*)0x20001227 = 0; *(uint8_t*)0x20001228 = 0; *(uint8_t*)0x20001229 = 0; *(uint8_t*)0x2000122a = 0; *(uint8_t*)0x2000122b = 0; *(uint8_t*)0x2000122c = 0; *(uint8_t*)0x2000122d = 0; *(uint8_t*)0x2000122e = 0; *(uint8_t*)0x2000122f = 0; *(uint8_t*)0x20001230 = 0; *(uint8_t*)0x20001231 = 0; *(uint8_t*)0x20001232 = 0; *(uint8_t*)0x20001233 = 0; *(uint8_t*)0x20001234 = 0; *(uint8_t*)0x20001235 = 0; *(uint8_t*)0x20001236 = 0; *(uint8_t*)0x20001237 = 0; *(uint8_t*)0x20001238 = 0; *(uint8_t*)0x20001239 = 0; *(uint8_t*)0x2000123a = 0; *(uint8_t*)0x2000123b = 0; *(uint8_t*)0x2000123c = 0; *(uint8_t*)0x2000123d = 0; *(uint8_t*)0x2000123e = 0; *(uint8_t*)0x2000123f = 0; *(uint8_t*)0x20001240 = 0; *(uint8_t*)0x20001241 = 0; *(uint8_t*)0x20001242 = 0; *(uint8_t*)0x20001243 = 0; *(uint8_t*)0x20001244 = 0; *(uint8_t*)0x20001245 = 0; *(uint8_t*)0x20001246 = 0; *(uint8_t*)0x20001247 = 0; *(uint8_t*)0x20001248 = 0; *(uint8_t*)0x20001249 = 0; *(uint8_t*)0x2000124a = 0; *(uint8_t*)0x2000124b = 0; *(uint8_t*)0x2000124c = 0; *(uint8_t*)0x2000124d = 0; *(uint8_t*)0x2000124e = 0; *(uint8_t*)0x2000124f = 0; *(uint8_t*)0x20001250 = 0; *(uint8_t*)0x20001251 = 0; *(uint8_t*)0x20001252 = 0; *(uint8_t*)0x20001253 = 0; *(uint8_t*)0x20001254 = 0; *(uint8_t*)0x20001255 = 0; *(uint8_t*)0x20001256 = 0; *(uint8_t*)0x20001257 = 0; *(uint8_t*)0x20001258 = 0; *(uint8_t*)0x20001259 = 0; *(uint8_t*)0x2000125a = 0; *(uint8_t*)0x2000125b = 0; *(uint8_t*)0x2000125c = 0; *(uint8_t*)0x2000125d = 0; *(uint8_t*)0x2000125e = 0; *(uint8_t*)0x2000125f = 0; *(uint8_t*)0x20001260 = 0; *(uint8_t*)0x20001261 = 0; *(uint8_t*)0x20001262 = 0; *(uint8_t*)0x20001263 = 0; *(uint8_t*)0x20001264 = 0; *(uint8_t*)0x20001265 = 0; *(uint8_t*)0x20001266 = 0; *(uint8_t*)0x20001267 = 0; *(uint8_t*)0x20001268 = 0; *(uint8_t*)0x20001269 = 0; *(uint8_t*)0x2000126a = 0; *(uint8_t*)0x2000126b = 0; *(uint8_t*)0x2000126c = 0; *(uint8_t*)0x2000126d = 0; *(uint8_t*)0x2000126e = 0; *(uint8_t*)0x2000126f = 0; *(uint8_t*)0x20001270 = 0; *(uint8_t*)0x20001271 = 0; *(uint8_t*)0x20001272 = 0; *(uint8_t*)0x20001273 = 0; *(uint8_t*)0x20001274 = 0; *(uint8_t*)0x20001275 = 0; *(uint8_t*)0x20001276 = 0; *(uint8_t*)0x20001277 = 0; *(uint8_t*)0x20001278 = 0; *(uint8_t*)0x20001279 = 0; *(uint8_t*)0x2000127a = 0; *(uint8_t*)0x2000127b = 0; *(uint8_t*)0x2000127c = 0; *(uint8_t*)0x2000127d = 0; *(uint8_t*)0x2000127e = 0; *(uint8_t*)0x2000127f = 0; *(uint8_t*)0x20001280 = 0; *(uint8_t*)0x20001281 = 0; *(uint8_t*)0x20001282 = 0; *(uint8_t*)0x20001283 = 0; *(uint8_t*)0x20001284 = 0; *(uint8_t*)0x20001285 = 0; *(uint8_t*)0x20001286 = 0; *(uint8_t*)0x20001287 = 0; *(uint8_t*)0x20001288 = 0; *(uint8_t*)0x20001289 = 0; *(uint8_t*)0x2000128a = 0; *(uint8_t*)0x2000128b = 0; *(uint8_t*)0x2000128c = 0; *(uint8_t*)0x2000128d = 0; *(uint8_t*)0x2000128e = 0; *(uint8_t*)0x2000128f = 0; *(uint32_t*)0x20001290 = 0; *(uint16_t*)0x20001294 = 0xa8; *(uint16_t*)0x20001296 = 0xf0; *(uint32_t*)0x20001298 = 0; *(uint64_t*)0x2000129c = 0; *(uint64_t*)0x200012a4 = 0; *(uint16_t*)0x200012b0 = 0x48; memcpy((void*)0x200012b2, "\x43\x54\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x200012cf = 0; *(uint16_t*)0x200012d0 = 0xfffe; *(uint16_t*)0x200012d2 = 0; *(uint32_t*)0x200012d4 = 0; *(uint32_t*)0x200012d8 = 0; memcpy((void*)0x200012dc, "\x73\x6e\x6d\x70\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); *(uint64_t*)0x200012f0 = 0; *(uint8_t*)0x200012f8 = 0xfe; *(uint8_t*)0x200012f9 = 0x80; *(uint8_t*)0x200012fa = 0; *(uint8_t*)0x200012fb = 0; *(uint8_t*)0x200012fc = 0; *(uint8_t*)0x200012fd = 0; *(uint8_t*)0x200012fe = 0; *(uint8_t*)0x200012ff = 0; *(uint8_t*)0x20001300 = 0; *(uint8_t*)0x20001301 = 0; *(uint8_t*)0x20001302 = 0; *(uint8_t*)0x20001303 = 0; *(uint8_t*)0x20001304 = 0; *(uint8_t*)0x20001305 = 0; *(uint8_t*)0x20001306 = 0; *(uint8_t*)0x20001307 = 0; *(uint8_t*)0x20001308 = 0; *(uint8_t*)0x20001309 = 0; *(uint8_t*)0x2000130a = 0; *(uint8_t*)0x2000130b = 0; *(uint8_t*)0x2000130c = 0; *(uint8_t*)0x2000130d = 0; *(uint8_t*)0x2000130e = 0; *(uint8_t*)0x2000130f = 0; *(uint8_t*)0x20001310 = 0; *(uint8_t*)0x20001311 = 0; *(uint8_t*)0x20001312 = -1; *(uint8_t*)0x20001313 = -1; *(uint8_t*)0x20001314 = 0xac; *(uint8_t*)0x20001315 = 0x14; *(uint8_t*)0x20001316 = 0; *(uint8_t*)0x20001317 = 0; *(uint32_t*)0x20001318 = htobe32(0); *(uint32_t*)0x2000131c = htobe32(0); *(uint32_t*)0x20001320 = htobe32(0); *(uint32_t*)0x20001324 = htobe32(0); *(uint32_t*)0x20001328 = htobe32(0); *(uint32_t*)0x2000132c = htobe32(0); *(uint32_t*)0x20001330 = htobe32(0); *(uint32_t*)0x20001334 = htobe32(0); memcpy((void*)0x20001338, "\x74\x75\x6e\x6c\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); *(uint8_t*)0x20001348 = 0x73; *(uint8_t*)0x20001349 = 0x79; *(uint8_t*)0x2000134a = 0x7a; *(uint8_t*)0x2000134b = 0; *(uint8_t*)0x2000134c = 0; *(uint8_t*)0x20001358 = 0; *(uint8_t*)0x20001359 = 0; *(uint8_t*)0x2000135a = 0; *(uint8_t*)0x2000135b = 0; *(uint8_t*)0x2000135c = 0; *(uint8_t*)0x2000135d = 0; *(uint8_t*)0x2000135e = 0; *(uint8_t*)0x2000135f = 0; *(uint8_t*)0x20001360 = 0; *(uint8_t*)0x20001361 = 0; *(uint8_t*)0x20001362 = 0; *(uint8_t*)0x20001363 = 0; *(uint8_t*)0x20001364 = 0; *(uint8_t*)0x20001365 = 0; *(uint8_t*)0x20001366 = 0; *(uint8_t*)0x20001367 = 0; *(uint8_t*)0x20001368 = 0; *(uint8_t*)0x20001369 = 0; *(uint8_t*)0x2000136a = 0; *(uint8_t*)0x2000136b = 0; *(uint8_t*)0x2000136c = 0; *(uint8_t*)0x2000136d = 0; *(uint8_t*)0x2000136e = 0; *(uint8_t*)0x2000136f = 0; *(uint8_t*)0x20001370 = 0; *(uint8_t*)0x20001371 = 0; *(uint8_t*)0x20001372 = 0; *(uint8_t*)0x20001373 = 0; *(uint8_t*)0x20001374 = 0; *(uint8_t*)0x20001375 = 0; *(uint8_t*)0x20001376 = 0; *(uint8_t*)0x20001377 = 0; *(uint16_t*)0x20001378 = 0; *(uint8_t*)0x2000137a = 0; *(uint8_t*)0x2000137b = 0; *(uint8_t*)0x2000137c = 0; *(uint32_t*)0x20001380 = 0; *(uint16_t*)0x20001384 = 0xa8; *(uint16_t*)0x20001386 = 0x110; *(uint32_t*)0x20001388 = 0; *(uint64_t*)0x2000138c = 0; *(uint64_t*)0x20001394 = 0; *(uint16_t*)0x200013a0 = 0x68; memcpy((void*)0x200013a2, "\x43\x54\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x200013bf = 1; *(uint16_t*)0x200013c0 = 0; *(uint16_t*)0x200013c2 = 0; *(uint32_t*)0x200013c4 = 0; *(uint32_t*)0x200013c8 = 0; memcpy((void*)0x200013cc, "\x73\x6e\x6d\x70\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); memcpy((void*)0x200013dc, "\x73\x79\x7a\x31\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00", 32); *(uint64_t*)0x20001400 = 0; *(uint64_t*)0x20004000 = 0; *(uint64_t*)0x20004008 = 0; *(uint64_t*)0x20004010 = 0; *(uint64_t*)0x20004018 = 0; *(uint64_t*)0x20004020 = 0; *(uint64_t*)0x20004028 = 0; *(uint64_t*)0x20004030 = 0; *(uint64_t*)0x20004038 = 0; syscall(__NR_setsockopt, r[0], 0x29, 0x40, 0x20001000, 0x408); r[1] = syscall(__NR_socket, 2, 3, 0x81); memcpy((void*)0x2000b000, "\x66\x69\x6c\x74\x65\x72\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00", 32); *(uint32_t*)0x2000b020 = 0xe; *(uint32_t*)0x2000b024 = 4; *(uint32_t*)0x2000b028 = 0x298; *(uint32_t*)0x2000b02c = -1; *(uint32_t*)0x2000b030 = 0; *(uint32_t*)0x2000b034 = 0; *(uint32_t*)0x2000b038 = 0; *(uint32_t*)0x2000b03c = -1; *(uint32_t*)0x2000b040 = -1; *(uint32_t*)0x2000b044 = 0; *(uint32_t*)0x2000b048 = 0; *(uint32_t*)0x2000b04c = 0; *(uint32_t*)0x2000b050 = -1; *(uint32_t*)0x2000b054 = 4; *(uint64_t*)0x2000b058 = 0x20012fc0; *(uint8_t*)0x2000b060 = 0; *(uint8_t*)0x2000b061 = 0; *(uint8_t*)0x2000b062 = 0; *(uint8_t*)0x2000b063 = 0; *(uint8_t*)0x2000b064 = 0; *(uint8_t*)0x2000b065 = 0; *(uint8_t*)0x2000b066 = 0; *(uint8_t*)0x2000b067 = 0; *(uint8_t*)0x2000b068 = 0; *(uint8_t*)0x2000b069 = 0; *(uint8_t*)0x2000b06a = 0; *(uint8_t*)0x2000b06b = 0; *(uint8_t*)0x2000b06c = 0; *(uint8_t*)0x2000b06d = 0; *(uint8_t*)0x2000b06e = 0; *(uint8_t*)0x2000b06f = 0; *(uint8_t*)0x2000b070 = 0; *(uint8_t*)0x2000b071 = 0; *(uint8_t*)0x2000b072 = 0; *(uint8_t*)0x2000b073 = 0; *(uint8_t*)0x2000b074 = 0; *(uint8_t*)0x2000b075 = 0; *(uint8_t*)0x2000b076 = 0; *(uint8_t*)0x2000b077 = 0; *(uint8_t*)0x2000b078 = 0; *(uint8_t*)0x2000b079 = 0; *(uint8_t*)0x2000b07a = 0; *(uint8_t*)0x2000b07b = 0; *(uint8_t*)0x2000b07c = 0; *(uint8_t*)0x2000b07d = 0; *(uint8_t*)0x2000b07e = 0; *(uint8_t*)0x2000b07f = 0; *(uint8_t*)0x2000b080 = 0; *(uint8_t*)0x2000b081 = 0; *(uint8_t*)0x2000b082 = 0; *(uint8_t*)0x2000b083 = 0; *(uint8_t*)0x2000b084 = 0; *(uint8_t*)0x2000b085 = 0; *(uint8_t*)0x2000b086 = 0; *(uint8_t*)0x2000b087 = 0; *(uint8_t*)0x2000b088 = 0; *(uint8_t*)0x2000b089 = 0; *(uint8_t*)0x2000b08a = 0; *(uint8_t*)0x2000b08b = 0; *(uint8_t*)0x2000b08c = 0; *(uint8_t*)0x2000b08d = 0; *(uint8_t*)0x2000b08e = 0; *(uint8_t*)0x2000b08f = 0; *(uint8_t*)0x2000b090 = 0; *(uint8_t*)0x2000b091 = 0; *(uint8_t*)0x2000b092 = 0; *(uint8_t*)0x2000b093 = 0; *(uint8_t*)0x2000b094 = 0; *(uint8_t*)0x2000b095 = 0; *(uint8_t*)0x2000b096 = 0; *(uint8_t*)0x2000b097 = 0; *(uint8_t*)0x2000b098 = 0; *(uint8_t*)0x2000b099 = 0; *(uint8_t*)0x2000b09a = 0; *(uint8_t*)0x2000b09b = 0; *(uint8_t*)0x2000b09c = 0; *(uint8_t*)0x2000b09d = 0; *(uint8_t*)0x2000b09e = 0; *(uint8_t*)0x2000b09f = 0; *(uint8_t*)0x2000b0a0 = 0; *(uint8_t*)0x2000b0a1 = 0; *(uint8_t*)0x2000b0a2 = 0; *(uint8_t*)0x2000b0a3 = 0; *(uint8_t*)0x2000b0a4 = 0; *(uint8_t*)0x2000b0a5 = 0; *(uint8_t*)0x2000b0a6 = 0; *(uint8_t*)0x2000b0a7 = 0; *(uint8_t*)0x2000b0a8 = 0; *(uint8_t*)0x2000b0a9 = 0; *(uint8_t*)0x2000b0aa = 0; *(uint8_t*)0x2000b0ab = 0; *(uint8_t*)0x2000b0ac = 0; *(uint8_t*)0x2000b0ad = 0; *(uint8_t*)0x2000b0ae = 0; *(uint8_t*)0x2000b0af = 0; *(uint8_t*)0x2000b0b0 = 0; *(uint8_t*)0x2000b0b1 = 0; *(uint8_t*)0x2000b0b2 = 0; *(uint8_t*)0x2000b0b3 = 0; *(uint32_t*)0x2000b0b4 = 0; *(uint16_t*)0x2000b0b8 = 0x70; *(uint16_t*)0x2000b0ba = 0x98; *(uint32_t*)0x2000b0bc = 0; *(uint64_t*)0x2000b0c0 = 0; *(uint64_t*)0x2000b0c8 = 0; *(uint16_t*)0x2000b0d0 = 0x28; memcpy((void*)0x2000b0d2, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x2000b0ef = 0; *(uint32_t*)0x2000b0f0 = 0xfffffffe; *(uint32_t*)0x2000b0f8 = htobe32(0); *(uint8_t*)0x2000b0fc = 0xac; *(uint8_t*)0x2000b0fd = 0x14; *(uint8_t*)0x2000b0fe = 0; *(uint8_t*)0x2000b0ff = 0; *(uint32_t*)0x2000b100 = htobe32(0); *(uint32_t*)0x2000b104 = htobe32(0); *(uint8_t*)0x2000b108 = 0x73; *(uint8_t*)0x2000b109 = 0x79; *(uint8_t*)0x2000b10a = 0x7a; *(uint8_t*)0x2000b10b = 0; *(uint8_t*)0x2000b10c = 0; *(uint8_t*)0x2000b118 = 0x73; *(uint8_t*)0x2000b119 = 0x79; *(uint8_t*)0x2000b11a = 0x7a; *(uint8_t*)0x2000b11b = 0; *(uint8_t*)0x2000b11c = 0; *(uint8_t*)0x2000b128 = 0; *(uint8_t*)0x2000b129 = 0; *(uint8_t*)0x2000b12a = 0; *(uint8_t*)0x2000b12b = 0; *(uint8_t*)0x2000b12c = 0; *(uint8_t*)0x2000b12d = 0; *(uint8_t*)0x2000b12e = 0; *(uint8_t*)0x2000b12f = 0; *(uint8_t*)0x2000b130 = 0; *(uint8_t*)0x2000b131 = 0; *(uint8_t*)0x2000b132 = 0; *(uint8_t*)0x2000b133 = 0; *(uint8_t*)0x2000b134 = 0; *(uint8_t*)0x2000b135 = 0; *(uint8_t*)0x2000b136 = 0; *(uint8_t*)0x2000b137 = 0; *(uint8_t*)0x2000b138 = 0; *(uint8_t*)0x2000b139 = 0; *(uint8_t*)0x2000b13a = 0; *(uint8_t*)0x2000b13b = 0; *(uint8_t*)0x2000b13c = 0; *(uint8_t*)0x2000b13d = 0; *(uint8_t*)0x2000b13e = 0; *(uint8_t*)0x2000b13f = 0; *(uint8_t*)0x2000b140 = 0; *(uint8_t*)0x2000b141 = 0; *(uint8_t*)0x2000b142 = 0; *(uint8_t*)0x2000b143 = 0; *(uint8_t*)0x2000b144 = 0; *(uint8_t*)0x2000b145 = 0; *(uint8_t*)0x2000b146 = 0; *(uint8_t*)0x2000b147 = 0; *(uint16_t*)0x2000b148 = 0; *(uint8_t*)0x2000b14a = 0; *(uint8_t*)0x2000b14b = 0; *(uint32_t*)0x2000b14c = 0; *(uint16_t*)0x2000b150 = 0x70; *(uint16_t*)0x2000b152 = 0x98; *(uint32_t*)0x2000b154 = 0; *(uint64_t*)0x2000b158 = 0; *(uint64_t*)0x2000b160 = 0; *(uint16_t*)0x2000b168 = 0x28; memcpy((void*)0x2000b16a, "\x43\x4c\x41\x53\x53\x49\x46\x59\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x2000b187 = 0; *(uint32_t*)0x2000b188 = 0; *(uint32_t*)0x2000b190 = htobe32(0); *(uint32_t*)0x2000b194 = htobe32(0xe0000002); *(uint32_t*)0x2000b198 = htobe32(0); *(uint32_t*)0x2000b19c = htobe32(0); memcpy((void*)0x2000b1a0, "\x74\x75\x6e\x6c\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); memcpy((void*)0x2000b1b0, "\x7b\x54\x5c\xd8\xd8\x57\xc5\xe1\xb1\x57\xa3\x10\x3b\xde\x15\xee", 16); *(uint8_t*)0x2000b1c0 = 0; *(uint8_t*)0x2000b1c1 = 0; *(uint8_t*)0x2000b1c2 = 0; *(uint8_t*)0x2000b1c3 = 0; *(uint8_t*)0x2000b1c4 = 0; *(uint8_t*)0x2000b1c5 = 0; *(uint8_t*)0x2000b1c6 = 0; *(uint8_t*)0x2000b1c7 = 0; *(uint8_t*)0x2000b1c8 = 0; *(uint8_t*)0x2000b1c9 = 0; *(uint8_t*)0x2000b1ca = 0; *(uint8_t*)0x2000b1cb = 0; *(uint8_t*)0x2000b1cc = 0; *(uint8_t*)0x2000b1cd = 0; *(uint8_t*)0x2000b1ce = 0; *(uint8_t*)0x2000b1cf = 0; *(uint8_t*)0x2000b1d0 = 0; *(uint8_t*)0x2000b1d1 = 0; *(uint8_t*)0x2000b1d2 = 0; *(uint8_t*)0x2000b1d3 = 0; *(uint8_t*)0x2000b1d4 = 0; *(uint8_t*)0x2000b1d5 = 0; *(uint8_t*)0x2000b1d6 = 0; *(uint8_t*)0x2000b1d7 = 0; *(uint8_t*)0x2000b1d8 = 0; *(uint8_t*)0x2000b1d9 = 0; *(uint8_t*)0x2000b1da = 0; *(uint8_t*)0x2000b1db = 0; *(uint8_t*)0x2000b1dc = 0; *(uint8_t*)0x2000b1dd = 0; *(uint8_t*)0x2000b1de = 0; *(uint8_t*)0x2000b1df = 0; *(uint16_t*)0x2000b1e0 = 0; *(uint8_t*)0x2000b1e2 = 0; *(uint8_t*)0x2000b1e3 = 0; *(uint32_t*)0x2000b1e4 = 0; *(uint16_t*)0x2000b1e8 = 0x70; *(uint16_t*)0x2000b1ea = 0x98; *(uint32_t*)0x2000b1ec = 0; *(uint64_t*)0x2000b1f0 = 0; *(uint64_t*)0x2000b1f8 = 0; *(uint16_t*)0x2000b200 = 0x28; memcpy((void*)0x2000b202, "\x52\x45\x4a\x45\x43\x54\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x2000b21f = 0; *(uint32_t*)0x2000b220 = 0; *(uint32_t*)0x2000b228 = htobe32(0); *(uint32_t*)0x2000b22c = htobe32(0xe0000002); *(uint32_t*)0x2000b230 = htobe32(0); *(uint32_t*)0x2000b234 = htobe32(-1); *(uint8_t*)0x2000b238 = 0x73; *(uint8_t*)0x2000b239 = 0x79; *(uint8_t*)0x2000b23a = 0x7a; *(uint8_t*)0x2000b23b = 0x30; *(uint8_t*)0x2000b23c = 0; *(uint8_t*)0x2000b248 = 0x73; *(uint8_t*)0x2000b249 = 0x79; *(uint8_t*)0x2000b24a = 0x7a; *(uint8_t*)0x2000b24b = 0; *(uint8_t*)0x2000b24c = 0; *(uint8_t*)0x2000b258 = 0; *(uint8_t*)0x2000b259 = 0; *(uint8_t*)0x2000b25a = 0; *(uint8_t*)0x2000b25b = 0; *(uint8_t*)0x2000b25c = 0; *(uint8_t*)0x2000b25d = 0; *(uint8_t*)0x2000b25e = 0; *(uint8_t*)0x2000b25f = 0; *(uint8_t*)0x2000b260 = 0; *(uint8_t*)0x2000b261 = 0; *(uint8_t*)0x2000b262 = 0; *(uint8_t*)0x2000b263 = 0; *(uint8_t*)0x2000b264 = 0; *(uint8_t*)0x2000b265 = 0; *(uint8_t*)0x2000b266 = 0; *(uint8_t*)0x2000b267 = 0; *(uint8_t*)0x2000b268 = 0; *(uint8_t*)0x2000b269 = 0; *(uint8_t*)0x2000b26a = 0; *(uint8_t*)0x2000b26b = 0; *(uint8_t*)0x2000b26c = 0; *(uint8_t*)0x2000b26d = 0; *(uint8_t*)0x2000b26e = 0; *(uint8_t*)0x2000b26f = 0; *(uint8_t*)0x2000b270 = 0; *(uint8_t*)0x2000b271 = 0; *(uint8_t*)0x2000b272 = 0; *(uint8_t*)0x2000b273 = 0; *(uint8_t*)0x2000b274 = 0; *(uint8_t*)0x2000b275 = 0; *(uint8_t*)0x2000b276 = 0; *(uint8_t*)0x2000b277 = 0; *(uint16_t*)0x2000b278 = 0; *(uint8_t*)0x2000b27a = 0; *(uint8_t*)0x2000b27b = 0; *(uint32_t*)0x2000b27c = 0; *(uint16_t*)0x2000b280 = 0x70; *(uint16_t*)0x2000b282 = 0xd0; *(uint32_t*)0x2000b284 = 0; *(uint64_t*)0x2000b288 = 0; *(uint64_t*)0x2000b290 = 0; *(uint16_t*)0x2000b298 = 0x60; memcpy((void*)0x2000b29a, "\x43\x4c\x55\x53\x54\x45\x52\x49\x50\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00", 29); *(uint8_t*)0x2000b2b7 = 0; *(uint32_t*)0x2000b2b8 = 1; *(uint8_t*)0x2000b2bc = 1; *(uint8_t*)0x2000b2bd = 0x80; *(uint8_t*)0x2000b2be = 0xc2; *(uint8_t*)0x2000b2bf = 0; *(uint8_t*)0x2000b2c0 = 0; *(uint8_t*)0x2000b2c1 = 0; *(uint16_t*)0x2000b2c2 = 0; *(uint16_t*)0x2000b2c4 = 4; *(uint16_t*)0x2000b2c6 = 0; *(uint16_t*)0x2000b2c8 = 0; *(uint16_t*)0x2000b2ca = 0; *(uint16_t*)0x2000b2cc = 0; *(uint16_t*)0x2000b2ce = 0; *(uint16_t*)0x2000b2d0 = 0; *(uint16_t*)0x2000b2d2 = 0; *(uint16_t*)0x2000b2d4 = 0; *(uint16_t*)0x2000b2d6 = 0; *(uint16_t*)0x2000b2d8 = 0; *(uint16_t*)0x2000b2da = 0; *(uint16_t*)0x2000b2dc = 0; *(uint16_t*)0x2000b2de = 0; *(uint16_t*)0x2000b2e0 = 0; *(uint16_t*)0x2000b2e2 = 0; *(uint16_t*)0x2000b2e4 = 0; *(uint32_t*)0x2000b2e8 = 0; *(uint32_t*)0x2000b2ec = 0; *(uint64_t*)0x2000b2f0 = 0; *(uint64_t*)0x20012fc0 = 0; *(uint64_t*)0x20012fc8 = 0; *(uint64_t*)0x20012fd0 = 0; *(uint64_t*)0x20012fd8 = 0; *(uint64_t*)0x20012fe0 = 0; *(uint64_t*)0x20012fe8 = 0; *(uint64_t*)0x20012ff0 = 0; *(uint64_t*)0x20012ff8 = 0; syscall(__NR_setsockopt, r[1], 0, 0x40, 0x2000b000, 0x2f8); r[2] = syscall(__NR_socket, 0xa, 2, 0); *(uint32_t*)0x2004fef8 = 0; *(uint16_t*)0x2004ff00 = 0xa; *(uint16_t*)0x2004ff02 = 0; *(uint32_t*)0x2004ff04 = 0; *(uint8_t*)0x2004ff08 = -1; *(uint8_t*)0x2004ff09 = 2; *(uint8_t*)0x2004ff0a = 0; *(uint8_t*)0x2004ff0b = 0; *(uint8_t*)0x2004ff0c = 0; *(uint8_t*)0x2004ff0d = 0; *(uint8_t*)0x2004ff0e = 0; *(uint8_t*)0x2004ff0f = 0; *(uint8_t*)0x2004ff10 = 0; *(uint8_t*)0x2004ff11 = 0; *(uint8_t*)0x2004ff12 = 0; *(uint8_t*)0x2004ff13 = 0; *(uint8_t*)0x2004ff14 = 0; *(uint8_t*)0x2004ff15 = 0; *(uint8_t*)0x2004ff16 = 0; *(uint8_t*)0x2004ff17 = 1; *(uint32_t*)0x2004ff18 = 0; *(uint64_t*)0x2004ff20 = 0; *(uint64_t*)0x2004ff28 = 0; *(uint64_t*)0x2004ff30 = 0; *(uint64_t*)0x2004ff38 = 0; *(uint64_t*)0x2004ff40 = 0; *(uint64_t*)0x2004ff48 = 0; *(uint64_t*)0x2004ff50 = 0; *(uint64_t*)0x2004ff58 = 0; *(uint64_t*)0x2004ff60 = 0; *(uint64_t*)0x2004ff68 = 0; *(uint64_t*)0x2004ff70 = 0; *(uint64_t*)0x2004ff78 = 0; *(uint16_t*)0x2004ff80 = 0xa; *(uint16_t*)0x2004ff82 = 0; *(uint32_t*)0x2004ff84 = 0; *(uint8_t*)0x2004ff88 = 0xfe; *(uint8_t*)0x2004ff89 = 0x80; *(uint8_t*)0x2004ff8a = 0; *(uint8_t*)0x2004ff8b = 0; *(uint8_t*)0x2004ff8c = 0; *(uint8_t*)0x2004ff8d = 0; *(uint8_t*)0x2004ff8e = 0; *(uint8_t*)0x2004ff8f = 0; *(uint8_t*)0x2004ff90 = 0; *(uint8_t*)0x2004ff91 = 0; *(uint8_t*)0x2004ff92 = 0; *(uint8_t*)0x2004ff93 = 0; *(uint8_t*)0x2004ff94 = 0; *(uint8_t*)0x2004ff95 = 0; *(uint8_t*)0x2004ff96 = 0; *(uint8_t*)0x2004ff97 = 0xbb; *(uint32_t*)0x2004ff98 = 0; *(uint64_t*)0x2004ffa0 = 0; *(uint64_t*)0x2004ffa8 = 0; *(uint64_t*)0x2004ffb0 = 0; *(uint64_t*)0x2004ffb8 = 0; *(uint64_t*)0x2004ffc0 = 0; *(uint64_t*)0x2004ffc8 = 0; *(uint64_t*)0x2004ffd0 = 0; *(uint64_t*)0x2004ffd8 = 0; *(uint64_t*)0x2004ffe0 = 0; *(uint64_t*)0x2004ffe8 = 0; *(uint64_t*)0x2004fff0 = 0; *(uint64_t*)0x2004fff8 = 0; syscall(__NR_setsockopt, r[2], 0x29, 0x2e, 0x2004fef8, 0x108); *(uint8_t*)0x20694ffe = -1; *(uint8_t*)0x20694fff = -1; *(uint8_t*)0x20695000 = -1; *(uint8_t*)0x20695001 = -1; *(uint8_t*)0x20695002 = -1; *(uint8_t*)0x20695003 = -1; *(uint8_t*)0x20695004 = 1; *(uint8_t*)0x20695005 = 0x80; *(uint8_t*)0x20695006 = 0xc2; *(uint8_t*)0x20695007 = 0; *(uint8_t*)0x20695008 = 0; *(uint8_t*)0x20695009 = 0; *(uint16_t*)0x2069500a = htobe16(0x86dd); STORE_BY_BITMASK(uint8_t, 0x2069500c, 0, 0, 4); STORE_BY_BITMASK(uint8_t, 0x2069500c, 6, 4, 4); memcpy((void*)0x2069500d, "\x06\xf5\x26", 3); *(uint16_t*)0x20695010 = htobe16(8); *(uint8_t*)0x20695012 = 0x11; *(uint8_t*)0x20695013 = 0; *(uint8_t*)0x20695014 = 0; *(uint8_t*)0x20695015 = 0; *(uint8_t*)0x20695016 = 0; *(uint8_t*)0x20695017 = 0; *(uint8_t*)0x20695018 = 0; *(uint8_t*)0x20695019 = 0; *(uint8_t*)0x2069501a = 0; *(uint8_t*)0x2069501b = 0; *(uint8_t*)0x2069501c = 0; *(uint8_t*)0x2069501d = 0; *(uint8_t*)0x2069501e = 0; *(uint8_t*)0x2069501f = 0; *(uint8_t*)0x20695020 = 0; *(uint8_t*)0x20695021 = 0; *(uint8_t*)0x20695022 = 0; *(uint8_t*)0x20695023 = 0; *(uint8_t*)0x20695024 = -1; *(uint8_t*)0x20695025 = 2; *(uint8_t*)0x20695026 = 0; *(uint8_t*)0x20695027 = 0; *(uint8_t*)0x20695028 = 0; *(uint8_t*)0x20695029 = 0; *(uint8_t*)0x2069502a = 0; *(uint8_t*)0x2069502b = 0; *(uint8_t*)0x2069502c = 0; *(uint8_t*)0x2069502d = 0; *(uint8_t*)0x2069502e = 0; *(uint8_t*)0x2069502f = 0; *(uint8_t*)0x20695030 = 0; *(uint8_t*)0x20695031 = 0; *(uint8_t*)0x20695032 = 0; *(uint8_t*)0x20695033 = 1; *(uint16_t*)0x20695034 = 0; *(uint16_t*)0x20695036 = htobe16(0x4e22); *(uint16_t*)0x20695038 = htobe16(8); *(uint16_t*)0x2069503a = 0; *(uint32_t*)0x20775000 = 0; *(uint32_t*)0x20775004 = 1; *(uint32_t*)0x20775008 = 0; struct csum_inet csum_1; csum_inet_init(&csum_1); csum_inet_update(&csum_1, (const uint8_t*)0x20695014, 16); csum_inet_update(&csum_1, (const uint8_t*)0x20695024, 16); uint32_t csum_1_chunk_2 = 0x8000000; csum_inet_update(&csum_1, (const uint8_t*)&csum_1_chunk_2, 4); uint32_t csum_1_chunk_3 = 0x11000000; csum_inet_update(&csum_1, (const uint8_t*)&csum_1_chunk_3, 4); csum_inet_update(&csum_1, (const uint8_t*)0x20695034, 8); *(uint16_t*)0x2069503a = csum_inet_digest(&csum_1); syz_emit_ethernet(0x3e, 0x20694ffe, 0x20775000); } int main() { for (;;) { setup_tun(0, true); loop(); } }