// https://syzkaller.appspot.com/bug?id=13c7434436faf91b6cf112289188dcde8ff0f172 // 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 __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); } 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; } 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(); 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[2]; void test() { memset(r, -1, sizeof(r)); syscall(__NR_mmap, 0x20000000, 0xfff000, 3, 0x32, -1, 0); r[0] = syscall(__NR_socket, 2, 2, 0); *(uint32_t*)0x20008000 = 1; *(uint16_t*)0x20008008 = 2; *(uint16_t*)0x2000800a = 0; *(uint32_t*)0x2000800c = htobe32(0xe0000002); *(uint8_t*)0x20008010 = 0; *(uint8_t*)0x20008011 = 0; *(uint8_t*)0x20008012 = 0; *(uint8_t*)0x20008013 = 0; *(uint8_t*)0x20008014 = 0; *(uint8_t*)0x20008015 = 0; *(uint8_t*)0x20008016 = 0; *(uint8_t*)0x20008017 = 0; *(uint64_t*)0x20008018 = 0; *(uint64_t*)0x20008020 = 0; *(uint64_t*)0x20008028 = 0; *(uint64_t*)0x20008030 = 0; *(uint64_t*)0x20008038 = 0; *(uint64_t*)0x20008040 = 0; *(uint64_t*)0x20008048 = 0; *(uint64_t*)0x20008050 = 0; *(uint64_t*)0x20008058 = 0; *(uint64_t*)0x20008060 = 0; *(uint64_t*)0x20008068 = 0; *(uint64_t*)0x20008070 = 0; *(uint64_t*)0x20008078 = 0; *(uint64_t*)0x20008080 = 0; *(uint64_t*)0x20008088 = 0; syscall(__NR_setsockopt, r[0], 0, 0x2a, 0x20008000, 0x90); r[1] = syscall(__NR_socket, 2, 0x80005, 0); memcpy((void*)0x20013c90, "\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*)0x20013cb0 = 0xe; *(uint32_t*)0x20013cb4 = 4; *(uint32_t*)0x20013cb8 = 0x298; *(uint32_t*)0x20013cbc = -1; *(uint32_t*)0x20013cc0 = 0; *(uint32_t*)0x20013cc4 = 0; *(uint32_t*)0x20013cc8 = 0; *(uint32_t*)0x20013ccc = -1; *(uint32_t*)0x20013cd0 = -1; *(uint32_t*)0x20013cd4 = 0; *(uint32_t*)0x20013cd8 = 0; *(uint32_t*)0x20013cdc = 0; *(uint32_t*)0x20013ce0 = -1; *(uint32_t*)0x20013ce4 = 4; *(uint64_t*)0x20013ce8 = 0x20001000; *(uint8_t*)0x20013cf0 = 0; *(uint8_t*)0x20013cf1 = 0; *(uint8_t*)0x20013cf2 = 0; *(uint8_t*)0x20013cf3 = 0; *(uint8_t*)0x20013cf4 = 0; *(uint8_t*)0x20013cf5 = 0; *(uint8_t*)0x20013cf6 = 0; *(uint8_t*)0x20013cf7 = 0; *(uint8_t*)0x20013cf8 = 0; *(uint8_t*)0x20013cf9 = 0; *(uint8_t*)0x20013cfa = 0; *(uint8_t*)0x20013cfb = 0; *(uint8_t*)0x20013cfc = 0; *(uint8_t*)0x20013cfd = 0; *(uint8_t*)0x20013cfe = 0; *(uint8_t*)0x20013cff = 0; *(uint8_t*)0x20013d00 = 0; *(uint8_t*)0x20013d01 = 0; *(uint8_t*)0x20013d02 = 0; *(uint8_t*)0x20013d03 = 0; *(uint8_t*)0x20013d04 = 0; *(uint8_t*)0x20013d05 = 0; *(uint8_t*)0x20013d06 = 0; *(uint8_t*)0x20013d07 = 0; *(uint8_t*)0x20013d08 = 0; *(uint8_t*)0x20013d09 = 0; *(uint8_t*)0x20013d0a = 0; *(uint8_t*)0x20013d0b = 0; *(uint8_t*)0x20013d0c = 0; *(uint8_t*)0x20013d0d = 0; *(uint8_t*)0x20013d0e = 0; *(uint8_t*)0x20013d0f = 0; *(uint8_t*)0x20013d10 = 0; *(uint8_t*)0x20013d11 = 0; *(uint8_t*)0x20013d12 = 0; *(uint8_t*)0x20013d13 = 0; *(uint8_t*)0x20013d14 = 0; *(uint8_t*)0x20013d15 = 0; *(uint8_t*)0x20013d16 = 0; *(uint8_t*)0x20013d17 = 0; *(uint8_t*)0x20013d18 = 0; *(uint8_t*)0x20013d19 = 0; *(uint8_t*)0x20013d1a = 0; *(uint8_t*)0x20013d1b = 0; *(uint8_t*)0x20013d1c = 0; *(uint8_t*)0x20013d1d = 0; *(uint8_t*)0x20013d1e = 0; *(uint8_t*)0x20013d1f = 0; *(uint8_t*)0x20013d20 = 0; *(uint8_t*)0x20013d21 = 0; *(uint8_t*)0x20013d22 = 0; *(uint8_t*)0x20013d23 = 0; *(uint8_t*)0x20013d24 = 0; *(uint8_t*)0x20013d25 = 0; *(uint8_t*)0x20013d26 = 0; *(uint8_t*)0x20013d27 = 0; *(uint8_t*)0x20013d28 = 0; *(uint8_t*)0x20013d29 = 0; *(uint8_t*)0x20013d2a = 0; *(uint8_t*)0x20013d2b = 0; *(uint8_t*)0x20013d2c = 0; *(uint8_t*)0x20013d2d = 0; *(uint8_t*)0x20013d2e = 0; *(uint8_t*)0x20013d2f = 0; *(uint8_t*)0x20013d30 = 0; *(uint8_t*)0x20013d31 = 0; *(uint8_t*)0x20013d32 = 0; *(uint8_t*)0x20013d33 = 0; *(uint8_t*)0x20013d34 = 0; *(uint8_t*)0x20013d35 = 0; *(uint8_t*)0x20013d36 = 0; *(uint8_t*)0x20013d37 = 0; *(uint8_t*)0x20013d38 = 0; *(uint8_t*)0x20013d39 = 0; *(uint8_t*)0x20013d3a = 0; *(uint8_t*)0x20013d3b = 0; *(uint8_t*)0x20013d3c = 0; *(uint8_t*)0x20013d3d = 0; *(uint8_t*)0x20013d3e = 0; *(uint8_t*)0x20013d3f = 0; *(uint8_t*)0x20013d40 = 0; *(uint8_t*)0x20013d41 = 0; *(uint8_t*)0x20013d42 = 0; *(uint8_t*)0x20013d43 = 0; *(uint32_t*)0x20013d44 = 0; *(uint16_t*)0x20013d48 = 0x70; *(uint16_t*)0x20013d4a = 0x98; *(uint32_t*)0x20013d4c = 0; *(uint64_t*)0x20013d50 = 0; *(uint64_t*)0x20013d58 = 0; *(uint16_t*)0x20013d60 = 0x28; memcpy((void*)0x20013d62, "\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*)0x20013d7f = 0; *(uint32_t*)0x20013d80 = 0xfffffffe; *(uint8_t*)0x20013d88 = 0; *(uint8_t*)0x20013d89 = 0; *(uint8_t*)0x20013d8a = 0; *(uint8_t*)0x20013d8b = 0; *(uint8_t*)0x20013d8c = 0; *(uint8_t*)0x20013d8d = 0; *(uint8_t*)0x20013d8e = 0; *(uint8_t*)0x20013d8f = 0; *(uint8_t*)0x20013d90 = 0; *(uint8_t*)0x20013d91 = 0; *(uint8_t*)0x20013d92 = 0; *(uint8_t*)0x20013d93 = 0; *(uint8_t*)0x20013d94 = 0; *(uint8_t*)0x20013d95 = 0; *(uint8_t*)0x20013d96 = 0; *(uint8_t*)0x20013d97 = 0; *(uint8_t*)0x20013d98 = 0; *(uint8_t*)0x20013d99 = 0; *(uint8_t*)0x20013d9a = 0; *(uint8_t*)0x20013d9b = 0; *(uint8_t*)0x20013d9c = 0; *(uint8_t*)0x20013d9d = 0; *(uint8_t*)0x20013d9e = 0; *(uint8_t*)0x20013d9f = 0; *(uint8_t*)0x20013da0 = 0; *(uint8_t*)0x20013da1 = 0; *(uint8_t*)0x20013da2 = 0; *(uint8_t*)0x20013da3 = 0; *(uint8_t*)0x20013da4 = 0; *(uint8_t*)0x20013da5 = 0; *(uint8_t*)0x20013da6 = 0; *(uint8_t*)0x20013da7 = 0; *(uint8_t*)0x20013da8 = 0; *(uint8_t*)0x20013da9 = 0; *(uint8_t*)0x20013daa = 0; *(uint8_t*)0x20013dab = 0; *(uint8_t*)0x20013dac = 0; *(uint8_t*)0x20013dad = 0; *(uint8_t*)0x20013dae = 0; *(uint8_t*)0x20013daf = 0; *(uint8_t*)0x20013db0 = 0; *(uint8_t*)0x20013db1 = 0; *(uint8_t*)0x20013db2 = 0; *(uint8_t*)0x20013db3 = 0; *(uint8_t*)0x20013db4 = 0; *(uint8_t*)0x20013db5 = 0; *(uint8_t*)0x20013db6 = 0; *(uint8_t*)0x20013db7 = 0; *(uint8_t*)0x20013db8 = 0; *(uint8_t*)0x20013db9 = 0; *(uint8_t*)0x20013dba = 0; *(uint8_t*)0x20013dbb = 0; *(uint8_t*)0x20013dbc = 0; *(uint8_t*)0x20013dbd = 0; *(uint8_t*)0x20013dbe = 0; *(uint8_t*)0x20013dbf = 0; *(uint8_t*)0x20013dc0 = 0; *(uint8_t*)0x20013dc1 = 0; *(uint8_t*)0x20013dc2 = 0; *(uint8_t*)0x20013dc3 = 0; *(uint8_t*)0x20013dc4 = 0; *(uint8_t*)0x20013dc5 = 0; *(uint8_t*)0x20013dc6 = 0; *(uint8_t*)0x20013dc7 = 0; *(uint8_t*)0x20013dc8 = 0; *(uint8_t*)0x20013dc9 = 0; *(uint8_t*)0x20013dca = 0; *(uint8_t*)0x20013dcb = 0; *(uint8_t*)0x20013dcc = 0; *(uint8_t*)0x20013dcd = 0; *(uint8_t*)0x20013dce = 0; *(uint8_t*)0x20013dcf = 0; *(uint8_t*)0x20013dd0 = 0; *(uint8_t*)0x20013dd1 = 0; *(uint8_t*)0x20013dd2 = 0; *(uint8_t*)0x20013dd3 = 0; *(uint8_t*)0x20013dd4 = 0; *(uint8_t*)0x20013dd5 = 0; *(uint8_t*)0x20013dd6 = 0; *(uint8_t*)0x20013dd7 = 0; *(uint8_t*)0x20013dd8 = 0; *(uint8_t*)0x20013dd9 = 0; *(uint8_t*)0x20013dda = 0; *(uint8_t*)0x20013ddb = 0; *(uint32_t*)0x20013ddc = 0; *(uint16_t*)0x20013de0 = 0x70; *(uint16_t*)0x20013de2 = 0x98; *(uint32_t*)0x20013de4 = 0; *(uint64_t*)0x20013de8 = 0; *(uint64_t*)0x20013df0 = 0; *(uint16_t*)0x20013df8 = 0x28; memcpy((void*)0x20013dfa, "\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*)0x20013e17 = 0; *(uint32_t*)0x20013e18 = 0; *(uint32_t*)0x20013e20 = htobe32(-1); *(uint8_t*)0x20013e24 = 0xac; *(uint8_t*)0x20013e25 = 0x14; *(uint8_t*)0x20013e26 = 0; *(uint8_t*)0x20013e27 = 0xaa; *(uint32_t*)0x20013e28 = htobe32(0); *(uint32_t*)0x20013e2c = htobe32(-1); memcpy((void*)0x20013e30, "\x73\x69\x74\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); memcpy((void*)0x20013e40, "\x65\x71\x6c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16); *(uint8_t*)0x20013e50 = 0; *(uint8_t*)0x20013e51 = 0; *(uint8_t*)0x20013e52 = 0; *(uint8_t*)0x20013e53 = 0; *(uint8_t*)0x20013e54 = 0; *(uint8_t*)0x20013e55 = 0; *(uint8_t*)0x20013e56 = 0; *(uint8_t*)0x20013e57 = 0; *(uint8_t*)0x20013e58 = 0; *(uint8_t*)0x20013e59 = 0; *(uint8_t*)0x20013e5a = 0; *(uint8_t*)0x20013e5b = 0; *(uint8_t*)0x20013e5c = 0; *(uint8_t*)0x20013e5d = 0; *(uint8_t*)0x20013e5e = 0; *(uint8_t*)0x20013e5f = 0; *(uint8_t*)0x20013e60 = 0; *(uint8_t*)0x20013e61 = 0; *(uint8_t*)0x20013e62 = 0; *(uint8_t*)0x20013e63 = 0; *(uint8_t*)0x20013e64 = 0; *(uint8_t*)0x20013e65 = 0; *(uint8_t*)0x20013e66 = 0; *(uint8_t*)0x20013e67 = 0; *(uint8_t*)0x20013e68 = 0; *(uint8_t*)0x20013e69 = 0; *(uint8_t*)0x20013e6a = 0; *(uint8_t*)0x20013e6b = 0; *(uint8_t*)0x20013e6c = 0; *(uint8_t*)0x20013e6d = 0; *(uint8_t*)0x20013e6e = 0; *(uint8_t*)0x20013e6f = 0; *(uint16_t*)0x20013e70 = 0; *(uint8_t*)0x20013e72 = 0; *(uint8_t*)0x20013e73 = 0; *(uint32_t*)0x20013e74 = 0; *(uint16_t*)0x20013e78 = 0x70; *(uint16_t*)0x20013e7a = 0xd0; *(uint32_t*)0x20013e7c = 0; *(uint64_t*)0x20013e80 = 0; *(uint64_t*)0x20013e88 = 0; *(uint16_t*)0x20013e90 = 0x60; memcpy((void*)0x20013e92, "\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*)0x20013eaf = 0; *(uint32_t*)0x20013eb0 = 1; *(uint8_t*)0x20013eb4 = 1; *(uint8_t*)0x20013eb5 = 0x80; *(uint8_t*)0x20013eb6 = 0xc2; *(uint8_t*)0x20013eb7 = 0; *(uint8_t*)0x20013eb8 = 0; *(uint8_t*)0x20013eb9 = 0; *(uint16_t*)0x20013eba = 0; *(uint16_t*)0x20013ebc = 0; *(uint16_t*)0x20013ebe = 0; *(uint16_t*)0x20013ec0 = 0; *(uint16_t*)0x20013ec2 = 0; *(uint16_t*)0x20013ec4 = 0; *(uint16_t*)0x20013ec6 = 0; *(uint16_t*)0x20013ec8 = 0; *(uint16_t*)0x20013eca = 0; *(uint16_t*)0x20013ecc = 0; *(uint16_t*)0x20013ece = 0; *(uint16_t*)0x20013ed0 = 0; *(uint16_t*)0x20013ed2 = 0; *(uint16_t*)0x20013ed4 = 0; *(uint16_t*)0x20013ed6 = 0; *(uint16_t*)0x20013ed8 = 0; *(uint16_t*)0x20013eda = 0; *(uint16_t*)0x20013edc = 0; *(uint32_t*)0x20013ee0 = 0; *(uint32_t*)0x20013ee4 = 0; *(uint64_t*)0x20013ee8 = 0; *(uint8_t*)0x20013ef0 = 0; *(uint8_t*)0x20013ef1 = 0; *(uint8_t*)0x20013ef2 = 0; *(uint8_t*)0x20013ef3 = 0; *(uint8_t*)0x20013ef4 = 0; *(uint8_t*)0x20013ef5 = 0; *(uint8_t*)0x20013ef6 = 0; *(uint8_t*)0x20013ef7 = 0; *(uint8_t*)0x20013ef8 = 0; *(uint8_t*)0x20013ef9 = 0; *(uint8_t*)0x20013efa = 0; *(uint8_t*)0x20013efb = 0; *(uint8_t*)0x20013efc = 0; *(uint8_t*)0x20013efd = 0; *(uint8_t*)0x20013efe = 0; *(uint8_t*)0x20013eff = 0; *(uint8_t*)0x20013f00 = 0; *(uint8_t*)0x20013f01 = 0; *(uint8_t*)0x20013f02 = 0; *(uint8_t*)0x20013f03 = 0; *(uint8_t*)0x20013f04 = 0; *(uint8_t*)0x20013f05 = 0; *(uint8_t*)0x20013f06 = 0; *(uint8_t*)0x20013f07 = 0; *(uint8_t*)0x20013f08 = 0; *(uint8_t*)0x20013f09 = 0; *(uint8_t*)0x20013f0a = 0; *(uint8_t*)0x20013f0b = 0; *(uint8_t*)0x20013f0c = 0; *(uint8_t*)0x20013f0d = 0; *(uint8_t*)0x20013f0e = 0; *(uint8_t*)0x20013f0f = 0; *(uint8_t*)0x20013f10 = 0; *(uint8_t*)0x20013f11 = 0; *(uint8_t*)0x20013f12 = 0; *(uint8_t*)0x20013f13 = 0; *(uint8_t*)0x20013f14 = 0; *(uint8_t*)0x20013f15 = 0; *(uint8_t*)0x20013f16 = 0; *(uint8_t*)0x20013f17 = 0; *(uint8_t*)0x20013f18 = 0; *(uint8_t*)0x20013f19 = 0; *(uint8_t*)0x20013f1a = 0; *(uint8_t*)0x20013f1b = 0; *(uint8_t*)0x20013f1c = 0; *(uint8_t*)0x20013f1d = 0; *(uint8_t*)0x20013f1e = 0; *(uint8_t*)0x20013f1f = 0; *(uint8_t*)0x20013f20 = 0; *(uint8_t*)0x20013f21 = 0; *(uint8_t*)0x20013f22 = 0; *(uint8_t*)0x20013f23 = 0; *(uint8_t*)0x20013f24 = 0; *(uint8_t*)0x20013f25 = 0; *(uint8_t*)0x20013f26 = 0; *(uint8_t*)0x20013f27 = 0; *(uint8_t*)0x20013f28 = 0; *(uint8_t*)0x20013f29 = 0; *(uint8_t*)0x20013f2a = 0; *(uint8_t*)0x20013f2b = 0; *(uint8_t*)0x20013f2c = 0; *(uint8_t*)0x20013f2d = 0; *(uint8_t*)0x20013f2e = 0; *(uint8_t*)0x20013f2f = 0; *(uint8_t*)0x20013f30 = 0; *(uint8_t*)0x20013f31 = 0; *(uint8_t*)0x20013f32 = 0; *(uint8_t*)0x20013f33 = 0; *(uint8_t*)0x20013f34 = 0; *(uint8_t*)0x20013f35 = 0; *(uint8_t*)0x20013f36 = 0; *(uint8_t*)0x20013f37 = 0; *(uint8_t*)0x20013f38 = 0; *(uint8_t*)0x20013f39 = 0; *(uint8_t*)0x20013f3a = 0; *(uint8_t*)0x20013f3b = 0; *(uint8_t*)0x20013f3c = 0; *(uint8_t*)0x20013f3d = 0; *(uint8_t*)0x20013f3e = 0; *(uint8_t*)0x20013f3f = 0; *(uint8_t*)0x20013f40 = 0; *(uint8_t*)0x20013f41 = 0; *(uint8_t*)0x20013f42 = 0; *(uint8_t*)0x20013f43 = 0; *(uint32_t*)0x20013f44 = 0; *(uint16_t*)0x20013f48 = 0x70; *(uint16_t*)0x20013f4a = 0x98; *(uint32_t*)0x20013f4c = 0; *(uint64_t*)0x20013f50 = 0; *(uint64_t*)0x20013f58 = 0; *(uint16_t*)0x20013f60 = 0x28; memcpy((void*)0x20013f62, "\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*)0x20013f7f = 0; *(uint32_t*)0x20013f80 = 0; *(uint64_t*)0x20001000 = 0; *(uint64_t*)0x20001008 = 0; *(uint64_t*)0x20001010 = 0; *(uint64_t*)0x20001018 = 0; *(uint64_t*)0x20001020 = 0; *(uint64_t*)0x20001028 = 0; *(uint64_t*)0x20001030 = 0; *(uint64_t*)0x20001038 = 0; syscall(__NR_setsockopt, r[1], 0, 0x40, 0x20013c90, 0x2f8); } int main() { for (;;) { loop(); } }