// https://syzkaller.appspot.com/bug?id=4492e9b46eeb9887285ea0a61a5d5d91d12d0148 // autogenerated by syzkaller (https://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 unsigned long long procid; 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; } static bool write_file(const char* file, const char* what, ...) { char buf[1024]; va_list args; va_start(args, what); vsnprintf(buf, sizeof(buf), what, args); va_end(args); buf[sizeof(buf) - 1] = 0; int len = strlen(buf); int fd = open(file, O_WRONLY | O_CLOEXEC); if (fd == -1) return false; if (write(fd, buf, len) != len) { int err = errno; close(fd); errno = err; return false; } close(fd); return true; } 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) { } } static void setup_test() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); write_file("/proc/self/oom_score_adj", "1000"); } 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(); 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; } } } uint64_t r[1] = {0xffffffffffffffff}; void execute_one(void) { intptr_t res = 0; res = syscall(__NR_socket, 0xaul, 1ul, 0ul); if (res != -1) r[0] = res; memcpy((void*)0x20000000, "raw\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000", 32); *(uint32_t*)0x20000020 = 0x3c1; *(uint32_t*)0x20000024 = 3; *(uint32_t*)0x20000028 = 0x508; *(uint32_t*)0x2000002c = 0x240; *(uint32_t*)0x20000030 = 0x240; *(uint32_t*)0x20000034 = 0x240; *(uint32_t*)0x20000038 = 0; *(uint32_t*)0x2000003c = 0x23b; *(uint32_t*)0x20000040 = 0x438; *(uint32_t*)0x20000044 = 0x438; *(uint32_t*)0x20000048 = 0x438; *(uint32_t*)0x2000004c = 0x438; *(uint32_t*)0x20000050 = 0x438; *(uint32_t*)0x20000054 = 3; *(uint64_t*)0x20000058 = 0; *(uint8_t*)0x20000060 = 0; *(uint8_t*)0x20000061 = 0; *(uint8_t*)0x20000062 = 0; *(uint8_t*)0x20000063 = 0; *(uint8_t*)0x20000064 = 0; *(uint8_t*)0x20000065 = 0; *(uint8_t*)0x20000066 = 0; *(uint8_t*)0x20000067 = 0; *(uint8_t*)0x20000068 = 0; *(uint8_t*)0x20000069 = 0; *(uint8_t*)0x2000006a = 0; *(uint8_t*)0x2000006b = 0; *(uint8_t*)0x2000006c = 0; *(uint8_t*)0x2000006d = 0; *(uint8_t*)0x2000006e = 0; *(uint8_t*)0x2000006f = 0; *(uint8_t*)0x20000070 = 0; *(uint8_t*)0x20000071 = 0; *(uint8_t*)0x20000072 = 0; *(uint8_t*)0x20000073 = 0; *(uint8_t*)0x20000074 = 0; *(uint8_t*)0x20000075 = 0; *(uint8_t*)0x20000076 = 0; *(uint8_t*)0x20000077 = 0; *(uint8_t*)0x20000078 = 0; *(uint8_t*)0x20000079 = 0; *(uint8_t*)0x2000007a = 0; *(uint8_t*)0x2000007b = 0; *(uint8_t*)0x2000007c = 0; *(uint8_t*)0x2000007d = 0; *(uint8_t*)0x2000007e = 0; *(uint8_t*)0x2000007f = 0; *(uint8_t*)0x20000080 = 0; *(uint8_t*)0x20000081 = 0; *(uint8_t*)0x20000082 = 0; *(uint8_t*)0x20000083 = 0; *(uint8_t*)0x20000084 = 0; *(uint8_t*)0x20000085 = 0; *(uint8_t*)0x20000086 = 0; *(uint8_t*)0x20000087 = 0; *(uint8_t*)0x20000088 = 0; *(uint8_t*)0x20000089 = 0; *(uint8_t*)0x2000008a = 0; *(uint8_t*)0x2000008b = 0; *(uint8_t*)0x2000008c = 0; *(uint8_t*)0x2000008d = 0; *(uint8_t*)0x2000008e = 0; *(uint8_t*)0x2000008f = 0; *(uint8_t*)0x20000090 = 0; *(uint8_t*)0x20000091 = 0; *(uint8_t*)0x20000092 = 0; *(uint8_t*)0x20000093 = 0; *(uint8_t*)0x20000094 = 0; *(uint8_t*)0x20000095 = 0; *(uint8_t*)0x20000096 = 0; *(uint8_t*)0x20000097 = 0; *(uint8_t*)0x20000098 = 0; *(uint8_t*)0x20000099 = 0; *(uint8_t*)0x2000009a = 0; *(uint8_t*)0x2000009b = 0; *(uint8_t*)0x2000009c = 0; *(uint8_t*)0x2000009d = 0; *(uint8_t*)0x2000009e = 0; *(uint8_t*)0x2000009f = 0; *(uint8_t*)0x200000a0 = 0; *(uint8_t*)0x200000a1 = 0; *(uint8_t*)0x200000a2 = 0; *(uint8_t*)0x200000a3 = 0; *(uint8_t*)0x200000a4 = 0; *(uint8_t*)0x200000a5 = 0; *(uint8_t*)0x200000a6 = 0; *(uint8_t*)0x200000a7 = 0; *(uint8_t*)0x200000a8 = 0; *(uint8_t*)0x200000a9 = 0; *(uint8_t*)0x200000aa = 0; *(uint8_t*)0x200000ab = 0; *(uint8_t*)0x200000ac = 0; *(uint8_t*)0x200000ad = 0; *(uint8_t*)0x200000ae = 0; *(uint8_t*)0x200000af = 0; *(uint8_t*)0x200000b0 = 0; *(uint8_t*)0x200000b1 = 0; *(uint8_t*)0x200000b2 = 0; *(uint8_t*)0x200000b3 = 0; *(uint8_t*)0x200000b4 = 0; *(uint8_t*)0x200000b5 = 0; *(uint8_t*)0x200000b6 = 0; *(uint8_t*)0x200000b7 = 0; *(uint8_t*)0x200000b8 = 0; *(uint8_t*)0x200000b9 = 0; *(uint8_t*)0x200000ba = 0; *(uint8_t*)0x200000bb = 0; *(uint8_t*)0x200000bc = 0; *(uint8_t*)0x200000bd = 0; *(uint8_t*)0x200000be = 0; *(uint8_t*)0x200000bf = 0; *(uint8_t*)0x200000c0 = 0; *(uint8_t*)0x200000c1 = 0; *(uint8_t*)0x200000c2 = 0; *(uint8_t*)0x200000c3 = 0; *(uint8_t*)0x200000c4 = 0; *(uint8_t*)0x200000c5 = 0; *(uint8_t*)0x200000c6 = 0; *(uint8_t*)0x200000c7 = 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; *(uint8_t*)0x200000d8 = 0; *(uint8_t*)0x200000d9 = 0; *(uint8_t*)0x200000da = 0; *(uint8_t*)0x200000db = 0; *(uint8_t*)0x200000dc = 0; *(uint8_t*)0x200000dd = 0; *(uint8_t*)0x200000de = 0; *(uint8_t*)0x200000df = 0; *(uint8_t*)0x200000e0 = 6; *(uint8_t*)0x200000e1 = 0; *(uint8_t*)0x200000e2 = 0; *(uint8_t*)0x200000e3 = 0; *(uint8_t*)0x200000e4 = 0; *(uint8_t*)0x200000e5 = 0; *(uint8_t*)0x200000e6 = 0; *(uint8_t*)0x200000e7 = 0; *(uint32_t*)0x200000e8 = 0; *(uint16_t*)0x200000ec = 0x220; *(uint16_t*)0x200000ee = 0x240; *(uint32_t*)0x200000f0 = 0; *(uint64_t*)0x200000f8 = 0; *(uint64_t*)0x20000100 = 0; *(uint16_t*)0x20000108 = 0x150; memcpy((void*)0x2000010a, "hashlimit\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000", 29); *(uint8_t*)0x20000127 = 2; memcpy((void*)0x20000128, "veth1_virt_" "wifi\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000", 255); *(uint64_t*)0x20000228 = 0; *(uint64_t*)0x20000230 = 7; *(uint32_t*)0x20000238 = 0; *(uint32_t*)0x2000023c = 0x14030000; *(uint32_t*)0x20000240 = 0; *(uint32_t*)0x20000244 = 5; *(uint32_t*)0x20000248 = 9; *(uint8_t*)0x2000024c = 0; *(uint8_t*)0x2000024d = 0; *(uint64_t*)0x20000250 = 0; *(uint16_t*)0x20000258 = 0x28; memcpy((void*)0x2000025a, "rpfilter\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000", 29); *(uint8_t*)0x20000277 = 0; *(uint8_t*)0x20000278 = 0; *(uint16_t*)0x20000280 = 0x20; memcpy((void*)0x20000282, "TRACE\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000" "\000", 29); *(uint8_t*)0x2000029f = 0; *(uint8_t*)0x200002a0 = 0; *(uint8_t*)0x200002a1 = 0; *(uint8_t*)0x200002a2 = 0; *(uint8_t*)0x200002a3 = 0; *(uint8_t*)0x200002a4 = 0; *(uint8_t*)0x200002a5 = 0; *(uint8_t*)0x200002a6 = 0; *(uint8_t*)0x200002a7 = 0; *(uint8_t*)0x200002a8 = 0; *(uint8_t*)0x200002a9 = 0; *(uint8_t*)0x200002aa = 0; *(uint8_t*)0x200002ab = 0; *(uint8_t*)0x200002ac = 0; *(uint8_t*)0x200002ad = 0; *(uint8_t*)0x200002ae = 0; *(uint8_t*)0x200002af = 0; *(uint8_t*)0x200002b0 = 0; *(uint8_t*)0x200002b1 = 0; *(uint8_t*)0x200002b2 = 0; *(uint8_t*)0x200002b3 = 0; *(uint8_t*)0x200002b4 = 0; *(uint8_t*)0x200002b5 = 0; *(uint8_t*)0x200002b6 = 0; *(uint8_t*)0x200002b7 = 0; *(uint8_t*)0x200002b8 = 0; *(uint8_t*)0x200002b9 = 0; *(uint8_t*)0x200002ba = 0; *(uint8_t*)0x200002bb = 0; *(uint8_t*)0x200002bc = 0; *(uint8_t*)0x200002bd = 0; *(uint8_t*)0x200002be = 0; *(uint8_t*)0x200002bf = 0; *(uint8_t*)0x200002c0 = 0; *(uint8_t*)0x200002c1 = 0; *(uint8_t*)0x200002c2 = 0; *(uint8_t*)0x200002c3 = 0; *(uint8_t*)0x200002c4 = 0; *(uint8_t*)0x200002c5 = 0; *(uint8_t*)0x200002c6 = 0; *(uint8_t*)0x200002c7 = 0; *(uint8_t*)0x200002c8 = 0; *(uint8_t*)0x200002c9 = 0; *(uint8_t*)0x200002ca = 0; *(uint8_t*)0x200002cb = 0; *(uint8_t*)0x200002cc = 0; *(uint8_t*)0x200002cd = 0; *(uint8_t*)0x200002ce = 0; *(uint8_t*)0x200002cf = 0; *(uint8_t*)0x200002d0 = 0; *(uint8_t*)0x200002d1 = 0; *(uint8_t*)0x200002d2 = 0; *(uint8_t*)0x200002d3 = 0; *(uint8_t*)0x200002d4 = 0; *(uint8_t*)0x200002d5 = 0; *(uint8_t*)0x200002d6 = 0; *(uint8_t*)0x200002d7 = 0; *(uint8_t*)0x200002d8 = 0; *(uint8_t*)0x200002d9 = 0; *(uint8_t*)0x200002da = 0; *(uint8_t*)0x200002db = 0; *(uint8_t*)0x200002dc = 0; *(uint8_t*)0x200002dd = 0; *(uint8_t*)0x200002de = 0; *(uint8_t*)0x200002df = 0; *(uint8_t*)0x200002e0 = 0; *(uint8_t*)0x200002e1 = 0; *(uint8_t*)0x200002e2 = 0; *(uint8_t*)0x200002e3 = 0; *(uint8_t*)0x200002e4 = 0; *(uint8_t*)0x200002e5 = 0; *(uint8_t*)0x200002e6 = 0; *(uint8_t*)0x200002e7 = 0; *(uint8_t*)0x200002e8 = 0; *(uint8_t*)0x200002e9 = 0; *(uint8_t*)0x200002ea = 0; *(uint8_t*)0x200002eb = 0; *(uint8_t*)0x200002ec = 0; *(uint8_t*)0x200002ed = 0; *(uint8_t*)0x200002ee = 0; *(uint8_t*)0x200002ef = 0; *(uint8_t*)0x200002f0 = 0; *(uint8_t*)0x200002f1 = 0; *(uint8_t*)0x200002f2 = 0; *(uint8_t*)0x200002f3 = 0; *(uint8_t*)0x200002f4 = 0; *(uint8_t*)0x200002f5 = 0; *(uint8_t*)0x200002f6 = 0; *(uint8_t*)0x200002f7 = 0; *(uint8_t*)0x200002f8 = 0; *(uint8_t*)0x200002f9 = 0; *(uint8_t*)0x200002fa = 0; *(uint8_t*)0x200002fb = 0; *(uint8_t*)0x200002fc = 0; *(uint8_t*)0x200002fd = 0; *(uint8_t*)0x200002fe = 0; *(uint8_t*)0x200002ff = 0; *(uint8_t*)0x20000300 = 0; *(uint8_t*)0x20000301 = 0; *(uint8_t*)0x20000302 = 0; *(uint8_t*)0x20000303 = 0; *(uint8_t*)0x20000304 = 0; *(uint8_t*)0x20000305 = 0; *(uint8_t*)0x20000306 = 0; *(uint8_t*)0x20000307 = 0; *(uint8_t*)0x20000308 = 0; *(uint8_t*)0x20000309 = 0; *(uint8_t*)0x2000030a = 0; *(uint8_t*)0x2000030b = 0; *(uint8_t*)0x2000030c = 0; *(uint8_t*)0x2000030d = 0; *(uint8_t*)0x2000030e = 0; *(uint8_t*)0x2000030f = 0; *(uint8_t*)0x20000310 = 0; *(uint8_t*)0x20000311 = 0; *(uint8_t*)0x20000312 = 0; *(uint8_t*)0x20000313 = 0; *(uint8_t*)0x20000314 = 0; *(uint8_t*)0x20000315 = 0; *(uint8_t*)0x20000316 = 0; *(uint8_t*)0x20000317 = 0; *(uint8_t*)0x20000318 = 0; *(uint8_t*)0x20000319 = 0; *(uint8_t*)0x2000031a = 0; *(uint8_t*)0x2000031b = 0; *(uint8_t*)0x2000031c = 0; *(uint8_t*)0x2000031d = 0; *(uint8_t*)0x2000031e = 0; *(uint8_t*)0x2000031f = 0; *(uint8_t*)0x20000320 = 0; *(uint8_t*)0x20000321 = 0; *(uint8_t*)0x20000322 = 0; *(uint8_t*)0x20000323 = 0; *(uint8_t*)0x20000324 = 0; *(uint8_t*)0x20000325 = 0; *(uint8_t*)0x20000326 = 0; *(uint8_t*)0x20000327 = 0; *(uint32_t*)0x20000328 = 0; *(uint16_t*)0x2000032c = 0xd0; *(uint16_t*)0x2000032e = 0x1f8; *(uint32_t*)0x20000330 = 0; *(uint64_t*)0x20000338 = 0; *(uint64_t*)0x20000340 = 0; *(uint16_t*)0x20000348 = 0x28; memcpy((void*)0x2000034a, "ipv6header\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000", 29); *(uint8_t*)0x20000367 = 0; *(uint8_t*)0x20000368 = 0; *(uint8_t*)0x20000369 = 0; *(uint8_t*)0x2000036a = 0; *(uint16_t*)0x20000370 = 0x128; memcpy((void*)0x20000372, "SECMARK\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000", 29); *(uint8_t*)0x2000038f = 0; *(uint8_t*)0x20000390 = 0; *(uint32_t*)0x20000394 = 0; memcpy((void*)0x20000398, "unconfined_u:system_r:insmod_t:s0-s0:c0." "c1023\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000", 256); *(uint8_t*)0x20000498 = 0; *(uint8_t*)0x20000499 = 0; *(uint8_t*)0x2000049a = 0; *(uint8_t*)0x2000049b = 0; *(uint8_t*)0x2000049c = 0; *(uint8_t*)0x2000049d = 0; *(uint8_t*)0x2000049e = 0; *(uint8_t*)0x2000049f = 0; *(uint8_t*)0x200004a0 = 0; *(uint8_t*)0x200004a1 = 0; *(uint8_t*)0x200004a2 = 0; *(uint8_t*)0x200004a3 = 0; *(uint8_t*)0x200004a4 = 0; *(uint8_t*)0x200004a5 = 0; *(uint8_t*)0x200004a6 = 0; *(uint8_t*)0x200004a7 = 0; *(uint8_t*)0x200004a8 = 0; *(uint8_t*)0x200004a9 = 0; *(uint8_t*)0x200004aa = 0; *(uint8_t*)0x200004ab = 0; *(uint8_t*)0x200004ac = 0; *(uint8_t*)0x200004ad = 0; *(uint8_t*)0x200004ae = 0; *(uint8_t*)0x200004af = 0; *(uint8_t*)0x200004b0 = 0; *(uint8_t*)0x200004b1 = 0; *(uint8_t*)0x200004b2 = 0; *(uint8_t*)0x200004b3 = 0; *(uint8_t*)0x200004b4 = 0; *(uint8_t*)0x200004b5 = 0; *(uint8_t*)0x200004b6 = 0; *(uint8_t*)0x200004b7 = 0; *(uint8_t*)0x200004b8 = 0; *(uint8_t*)0x200004b9 = 0; *(uint8_t*)0x200004ba = 0; *(uint8_t*)0x200004bb = 0; *(uint8_t*)0x200004bc = 0; *(uint8_t*)0x200004bd = 0; *(uint8_t*)0x200004be = 0; *(uint8_t*)0x200004bf = 0; *(uint8_t*)0x200004c0 = 0; *(uint8_t*)0x200004c1 = 0; *(uint8_t*)0x200004c2 = 0; *(uint8_t*)0x200004c3 = 0; *(uint8_t*)0x200004c4 = 0; *(uint8_t*)0x200004c5 = 0; *(uint8_t*)0x200004c6 = 0; *(uint8_t*)0x200004c7 = 0; *(uint8_t*)0x200004c8 = 0; *(uint8_t*)0x200004c9 = 0; *(uint8_t*)0x200004ca = 0; *(uint8_t*)0x200004cb = 0; *(uint8_t*)0x200004cc = 0; *(uint8_t*)0x200004cd = 0; *(uint8_t*)0x200004ce = 0; *(uint8_t*)0x200004cf = 0; *(uint8_t*)0x200004d0 = 0; *(uint8_t*)0x200004d1 = 0; *(uint8_t*)0x200004d2 = 0; *(uint8_t*)0x200004d3 = 0; *(uint8_t*)0x200004d4 = 0; *(uint8_t*)0x200004d5 = 0; *(uint8_t*)0x200004d6 = 0; *(uint8_t*)0x200004d7 = 0; *(uint8_t*)0x200004d8 = 0; *(uint8_t*)0x200004d9 = 0; *(uint8_t*)0x200004da = 0; *(uint8_t*)0x200004db = 0; *(uint8_t*)0x200004dc = 0; *(uint8_t*)0x200004dd = 0; *(uint8_t*)0x200004de = 0; *(uint8_t*)0x200004df = 0; *(uint8_t*)0x200004e0 = 0; *(uint8_t*)0x200004e1 = 0; *(uint8_t*)0x200004e2 = 0; *(uint8_t*)0x200004e3 = 0; *(uint8_t*)0x200004e4 = 0; *(uint8_t*)0x200004e5 = 0; *(uint8_t*)0x200004e6 = 0; *(uint8_t*)0x200004e7 = 0; *(uint8_t*)0x200004e8 = 0; *(uint8_t*)0x200004e9 = 0; *(uint8_t*)0x200004ea = 0; *(uint8_t*)0x200004eb = 0; *(uint8_t*)0x200004ec = 0; *(uint8_t*)0x200004ed = 0; *(uint8_t*)0x200004ee = 0; *(uint8_t*)0x200004ef = 0; *(uint8_t*)0x200004f0 = 0; *(uint8_t*)0x200004f1 = 0; *(uint8_t*)0x200004f2 = 0; *(uint8_t*)0x200004f3 = 0; *(uint8_t*)0x200004f4 = 0; *(uint8_t*)0x200004f5 = 0; *(uint8_t*)0x200004f6 = 0; *(uint8_t*)0x200004f7 = 0; *(uint8_t*)0x200004f8 = 0; *(uint8_t*)0x200004f9 = 0; *(uint8_t*)0x200004fa = 0; *(uint8_t*)0x200004fb = 0; *(uint8_t*)0x200004fc = 0; *(uint8_t*)0x200004fd = 0; *(uint8_t*)0x200004fe = 0; *(uint8_t*)0x200004ff = 0; *(uint8_t*)0x20000500 = 0; *(uint8_t*)0x20000501 = 0; *(uint8_t*)0x20000502 = 0; *(uint8_t*)0x20000503 = 0; *(uint8_t*)0x20000504 = 0; *(uint8_t*)0x20000505 = 0; *(uint8_t*)0x20000506 = 0; *(uint8_t*)0x20000507 = 0; *(uint8_t*)0x20000508 = 0; *(uint8_t*)0x20000509 = 0; *(uint8_t*)0x2000050a = 0; *(uint8_t*)0x2000050b = 0; *(uint8_t*)0x2000050c = 0; *(uint8_t*)0x2000050d = 0; *(uint8_t*)0x2000050e = 0; *(uint8_t*)0x2000050f = 0; *(uint8_t*)0x20000510 = 0; *(uint8_t*)0x20000511 = 0; *(uint8_t*)0x20000512 = 0; *(uint8_t*)0x20000513 = 0; *(uint8_t*)0x20000514 = 0; *(uint8_t*)0x20000515 = 0; *(uint8_t*)0x20000516 = 0; *(uint8_t*)0x20000517 = 0; *(uint8_t*)0x20000518 = 0; *(uint8_t*)0x20000519 = 0; *(uint8_t*)0x2000051a = 0; *(uint8_t*)0x2000051b = 0; *(uint8_t*)0x2000051c = 0; *(uint8_t*)0x2000051d = 0; *(uint8_t*)0x2000051e = 0; *(uint8_t*)0x2000051f = 0; *(uint32_t*)0x20000520 = 0; *(uint16_t*)0x20000524 = 0xa8; *(uint16_t*)0x20000526 = 0xd0; *(uint32_t*)0x20000528 = 0; *(uint64_t*)0x20000530 = 0; *(uint64_t*)0x20000538 = 0; *(uint16_t*)0x20000540 = 0x28; memcpy((void*)0x20000542, "\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000", 29); *(uint8_t*)0x2000055f = 0; *(uint32_t*)0x20000560 = 0xfffffffe; syscall(__NR_setsockopt, r[0], 0x29ul, 0x40ul, 0x20000000ul, 0x568ul); } int main(void) { syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x32ul, -1, 0); for (procid = 0; procid < 6; procid++) { if (fork() == 0) { loop(); } } sleep(1000000); return 0; }