// https://syzkaller.appspot.com/bug?id=f4d718d83eb69809d43c70555234f8b96010e83f // 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 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); for (int 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 = 0; for (;; 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 < 5000) { continue; } kill_and_wait(pid, &status); break; } } } #ifndef __NR_bpf #define __NR_bpf 321 #endif uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; void execute_one(void) { intptr_t res = 0; *(uint32_t*)0x20000080 = 0x11; *(uint32_t*)0x20000084 = 8; *(uint64_t*)0x20000088 = 0x20001000; memcpy( (void*)0x20001000, "\x62\x0a\xf8\xff\x0c\x20\x00\x21\xbf\xa1\x00\x00\x00\x00\x00\x00\x07\x01" "\x00\x00\xf8\xff\xff\xff\xb7\x02\x00\x00\x03\x00\x00\x00\xbd\x12\x00\x00" "\x00\x00\x00\x00\x85\x00\x00\x00\x06\x00\x00\x00\xb7\x00\x00\x00\x00\x00" "\x00\x00\x95\x00\x00\x00\x00\x00\x00\x00\x3f\xaf\x4f\x2a\xa3\xd9\xb1\x8e" "\xd8\x12\x9d\xe2\xc4\x9e\x80\x20\xa6\xf4\xe0\xe4\xa9\x44\x6c\x76\x70\x56" "\x89\x82\xb4\xe0\x20\xf6\x98\x39\x3a\xa0\xf3\x88\x1f\x9c\x24\xaa\x56\xf1" 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"\x56\xea\x5c\xce\x7d\xaa\xc4\xbe\x29\x01\x59\xf6\xbc\xd7\x5f\x0d\xda\x9d" "\xe5\x6b\x2e\x71\xae\x9e\x48\xb0\xed\x12\x54\xa8\x31\x86\xc1\x52\x6a\xf6" "\xfb\xb8\x69\x60\x4d\x51\xa3\x6a\x54\xc8\x32\xe4\x5b\x25\x69\xdc\x0d\x90" "\xb0\x75\x22\x5f\xde\x44\xc4\xe0\x97\x31\x71\xad\x47\xd6\xb7\x0e\xbc\x66" "\x03\x09\xe1\xe2\x45\xb0\xfd\xf9\x74\x3a\xf9\x30\xcd\x6d\xb4\x9a\x47\x61" "\x38\x08\xba\xd9\x59\x71\x9c\x00\x00\x00\x00\x00\x37\x8a\x92\x1c\x7f\x7f" "\x84\x33\xc2\xe2\x4c\x7e\x80\x00\x03\xc9\xe8\x09\x5e\x02\x09\x5f\x28\xe6" "\x78\xf6\x64\x22\x43\x6f\x94\x9e\x2a\xb8\xf1\x62\xd7\xe3\xf8\x55\xe3\x78" "\xf4\xa1\xf4\x0b\x0c\x6f\xb2\xd4\xb2\x05\xaa\x00\xb6\xd7\x13\xac\xeb\xc5" "\xb0\x14\xe6\x1a\x54\x3a\x5a\x19\x4f\x9a\xc1\x8d\x76\xb5\x44\x0e\x3b\x1a" "\x56\x9e\xd7\xaa\x28\x73\x78\xc6\x97\xf6\xca\xfa\x86\x96\x6d\x7b\xa1\x9e" "\x72\x04\x13\x26\x7a\x6c\xce\xa9\xc4\x39\x67\x1d\x2c\x68\x0f\x27\x53\xca" "\x18\x4e\xee\xb8\x43\x45\x03\x68\xac\xb4\x38\x3a\x01\xd2\x5e\xb3\xd1\xe2" "\x3e\x0f\x26\x45\xd1\xcd\xfa\x9f\xa4\x10\x63\x2f\x95\xa5\xf6\x22\xf8\x51" "\xc6\x6e\xe7\xe3\x03\x93\xcd\x7a\x4d\x67\xff\x2a\x49\xc4\xf9\x36\x09\x84" "\xb5\xc2\xd4\x52\x34\x97\xe4\xd6\x4f\x95\xf0\x84\x93\x56\x4a\x1d\xf8\x71" "\x11\xc9\xbf\x31\x94\xfe\xf9\x7d\xce\xcc\x46\x7a\xce\x45\xfe\xeb\x68\x5c" "\x58\x70\xd0\x5f\x88\xa0\xf4\x63\xdb\x88\xd3\x77\x44\x2e\x13\x49\xac\xaf" "\x76\x62\x18\xb5\x4a\x9d\x62\x47\x78\xe1\xc4\xcb\xa6\xe6\x39\x0a\x9f\x30" "\x2c\x6e\xb2\xdf\x77\x66\x41\x1b\xef\x0e\xbb\x50\x02\x51\x2b\xcb\xf9\xb2" "\x4a\xcc\xfe\xcb\x0f\x47\x7d\xb1\x03\x46\x3a\xf2\x84\x7e\x6a\xde\x5b\x9e" "\x06\x5e\xc0\xd0\xba\x58\xfe\xda\xe5\xf0\x88\x18\xfe\xa4\x75\xb1\x69\x46" "\x9f\x9e\xfd\x13\x19\x25\xd9\x8c\x34\xb3\xcb\x26\xfe\x26\x79\x6d\xd4\x3b" "\x87\xe1\xcd\xee\x39\xf5\xcf\x21\xd2\xe8\x0a\x64\xac\x97\xe7\x1c\xaf\xc2" "\x9b\xfb\x78\xdb\x09\x0d\xd1\x22\x25\xef\xed\xa2\xe9\x3b\xf7\xf6\xba\x78" "\x65\xe9\xc3\x75\xa7\x80\x92\x9d\xfa\x5a\x21\x0b\xf5\x85\x8e\x2a\x4f\xf8" "\xe8\xd1\xe8\xc9\xcc\xee\xd0\x7c\x63\x12\xb7\x34\xc7\x25\x10\xd3\x35\xac" "\xc9\x4f\x76\xe7\x07\x8c\xe4\x06\x6f\x1e\x0a\xc9\x42\x9f\x80\x13\x68\x33" "\x01\x27\x7a\x11\xe2\x5b\x24\x8b\x61\x18\x0c\xb6\x20\x7a\x0e\x26\x75\x7f" "\x3f\x1b\xfc\x6c\x27\xf3\x72\x0d\x1f\xb7\x4a\xfb\x17\xf3\xb5\x23\x9b\xc2" "\x24\x38\x53\xd5\x23\x4a\xfb\x05\xed\x60\x24\xe9\x4d\xee\x34\x66\x6c\x5b" "\x55\x22\xb5\x4c\xb4\x33\xef\xa5\x4b\x4e\x90\x22\x53\x3e\x6a\x45\x98\xb4" "\x53\xc9\xe5\x49\x84\x7c\x89\xbd\xee\x95\x7d\xfa\x9d\xed\x9f\x16\xfd\xcd" "\x1b\x68\x1e\x4c\x72\xf3\x2f\xa3\x33\x43\x13\xe3\x34\xcc\x14\x0d\xae\xc7" "\xdc\xb2\x2f\x46\x34\x57\xa1\xa5\xac\x23\x0b\xbd\xed\x86\x25\x82\x06\x04" "\x6f\x55\x65\x89\xf5\x62\x7a\xb2\x75\x1e\xb3\x4d\x94\x05\x19\xf0\x09\x41" "\x20\x98\x39\x8a\xd8\x22\xa8\x50\x9d\x2d\x32\xda\x65\x6a\xc5\x93\x5e\x4c" "\x7f\x95\x03\xce\x4d\xaf\x13\x30\x21\xfa\x02\xa0\x00\x02\xcc\x67\x54\x4d" "\x3e\x86\x13\x92\x6f\xbe\x26\x47\xe2\x58\x93\x25\x92\xc9\x12\x3f\x1c\x74" "\x02\x31\x44\x44\x2d\x09\xef\x90\xc6\x49\x50\x17\x6c\x66\x6d\xa6\xb6\x58" "\x10\x8a\xc5\x4b\xeb\x23\x79\xaa\x70\x50\x1c\x42\xbd\x9c\x4e\x4f\x42\x6a" "\xb5\xff\x2a\x33\x76\x7b\x40\x8e\xd1\x9e\x39\x9c\x33\xb5\x2a\xbc\x4a\xc2" "\x4d\xa0\xd4\xcf\x07\xd9\x30\x29\x58\x35\x91\xc3\xb4\x23\x3f\x0f\x80\x51" "\x3c\x54\x15\x81\x97\x7f\xba\xcb\x9e\x69\xed\xb6\x6f\xdb\x27\x22\xeb\x4b" "\x0b\x67\x0b\xa7\x4f\xde\xe2\xf1\xa3\xcf\x85\x77\x7a\xf5\xd8\x26\x7a\xca" "\xa9\xd8\x3c\x23\xa4\xb4\x0d\x0f\x53\xdc\xe0\x03\xc0\x3c\x59\x59\xca\xab" "\xbe\xff\x7c\x7c\xad\xbd\xc5\x7d\xef\x7f\x5f\x75\x8a\xa4\x6b\x6e\x29\xaa" "\xbf\xa4\x16\x2f\xdd\xc7\x79\x77\x0d\x7e\x39\x5c\x4a\xc2\xa1\x36\xa3\x0e" "\x7c\x0a\x30\x1d\xff\xc5\x56\x5d\x72\x4c\xfb\x29\xcd\x30\x2c\x36\xe7\x62" "\x21\xa3\xc4\xe2\x15\x69\xbe\x89\xe8\x8b\xb7\xd1\x9d\x4f\xb2\x36\xea\x14" "\xf9\x99\x87\x76\xa0\xae\x88\xdf\xec\xcc\x9a\xd6\x4d\x2f\xe3\xcf\xde\xb9" "\x68\x4b\x7b\x7e\x5c\x00\xf7\x32\x3f\x82\x14\xed\x01\x89\x53\x9e\x0e\x3e" "\x34\x80\x8e\xe0\xa9\xe1\xc6\x2b\x52\x25\x20\x80\x96\xcf\x5a\x69\xcb\x91" "\x66\xda\x72\xb7\xc1\x16\xa2\x34\x89\xae\x54\xf1\xff\x37\x94\x2d\x4d\xf1" "\x06\x17\xc1\xbd\x08\xc5\x45\x35\x54\x2a\xa8\x63\x20\xc5\xd8\x8d\x25\x57" "\x34\xed\xed\x87\x82\xf8\x44\x5a\x18\x54\x0d\x70\x68\xb4\x16\xf8\x67\xe7" "\xf1\xf8\x85\x3b\x46\x36\x05\x7b\x9f\x39\x62\x99\xa8\x87\xd6\x64\x93\xd8" "\x1d\x9a\xac\x2d\x7c\xa1\x93\x67\x21\xc3\xfe\x04\x88\x2c\xe0\x50\x02\x5a" "\x6b\x8f\x33\x43\x95\xb6\xa2\xe3\x82\x19\x9a\x02\x31\xa4\xd8\x24\x45\xba" "\x1e\xa3\x79\xff\xcf\x54\xb9\x84\x86\x5f\x76\x1b\x55\x7c\xfa\x72\x35\x5a" "\x18\x25\x07\xeb\x06\x26\x8d\x69\x7a\x97\x4e\x19\x76\x2a\x46\xc2\x85\x18" "\xc0\x93\x26\xd8\xb4\xe3\x42\xcb\x0d\xc9\xb7\x29\x7b\x5f\x3d\xe2\x98\xf1" "\x8c\x1b\x09\xa8\x33\xad\x0d\x3c\xc6\x2a\xc3\x0b\xeb\xdf\x9e\xaa\x97\x91" "\x7c\xaf\xfa\x95\x3f\x2d\xff\x39\x2c\xb9\x71\xb8\x6a\x4d\xb3\x73\x57\x12" "\x54\x13\x45\xa4\xd1\x39\x8e\x2b\x0b\xe3\x48\x28\xf5\x86\x0c\x96\x66\x4b" "\x7a\x8b\xda\xc5\xab\xb3\xe8\xe8\xb9\x99\xf0\xd3\x42\x6e\x66\xa9\x57\x25" "\x85\x6c\xf8\x7b\xe8\x41\x10\x98\xb8\x0b\x64\x5d\xcb\x70\x21\x95\x64\x3e" "\xd3\xec\xe7\x1d\x9e\x2f\x2a\x32\x5a\xcf\xa4\x97\x82\x9d\xc5\x8d\xee\xdd" "\x5a", 3439); *(uint64_t*)0x20000090 = 0x20000100; memcpy((void*)0x20000100, "GPL\000", 4); *(uint32_t*)0x20000098 = 0; *(uint32_t*)0x2000009c = 0; *(uint64_t*)0x200000a0 = 0; *(uint32_t*)0x200000a8 = 0; *(uint32_t*)0x200000ac = 0; memset((void*)0x200000b0, 0, 16); *(uint32_t*)0x200000c0 = 0; *(uint32_t*)0x200000c4 = 0; *(uint32_t*)0x200000c8 = -1; *(uint32_t*)0x200000cc = 8; *(uint64_t*)0x200000d0 = 0x20000000; *(uint32_t*)0x20000000 = 0; *(uint32_t*)0x20000004 = 0; *(uint32_t*)0x200000d8 = 0; *(uint32_t*)0x200000dc = 0x10; *(uint64_t*)0x200000e0 = 0x20000000; *(uint32_t*)0x20000000 = 0; *(uint32_t*)0x20000004 = 0; *(uint32_t*)0x20000008 = 0; *(uint32_t*)0x2000000c = 0; *(uint32_t*)0x200000e8 = 0; *(uint32_t*)0x200000ec = 0; *(uint32_t*)0x200000f0 = -1; res = syscall(__NR_bpf, 5ul, 0x20000080ul, 0x48ul); if (res != -1) r[0] = res; *(uint64_t*)0x20000040 = 0x20000140; memcpy((void*)0x20000140, "net_dev_start_xmit\000", 19); *(uint32_t*)0x20000048 = r[0]; syscall(__NR_bpf, 0x11ul, 0x20000040ul, 0x10ul); *(uint32_t*)0x20000080 = 3; *(uint32_t*)0x20000084 = 8; *(uint64_t*)0x20000088 = 0x20001b80; memcpy( (void*)0x20001b80, "\x62\x0a\xf8\xff\x0c\x20\x00\x21\xbf\xa1\x00\x00\x00\x00\x00\x00\x07\x01" "\x00\x00\xf8\xff\xff\xff\xb7\x02\x00\x00\x03\x00\x00\x00\xbd\x12\x00\x00" "\x00\x00\x00\x00\x85\x00\x00\x00\x06\x00\x00\x00\xb7\x00\x00\x00\x00\x00" "\x00\x00\x95\x00\x00\x00\x00\x00\x00\x00\x3f\xaf\x4f\x2a\xa3\xd9\xb1\x8e" "\xd8\x12\xa2\xe2\xc4\x9e\x80\x20\xa6\xf4\xe0\xe4\xa9\x44\x6c\xa2\xb5\xf1" "\xcc\x1a\x10\x0a\x9a\xf6\x98\x39\x3a\xa0\xf3\x88\x1f\x9c\x24\xaa\x56\xf1" "\x51\x99\xfa\xd0\x09\x3c\x59\xd6\x6b\x5e\xce\x9f\x36\xc7\x0d\x0f\x13\x90" "\x5e\xa2\x3c\x22\x62\x4c\x9f\x87\xf9\x79\x3f\x50\xbb\x54\x60\x40\x67\x7b" 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"\x8e\x2d\x61\x25\xa2\x60\x85\xb1\x13\x45\xb0\x47\x32\x40\xb7\xe5\xe9\x18" "\x11\x31\x2c\x43\x66\xfa\xf0\xf7\x11\xd7\x21\x9e\xcd\xec\x75\xc7\xea\x1c" "\xf0\xf8\xf8\xff\xf4\x02\x47\xd5\x9b\xbd\xe2\xeb\xb8\x65\x91\x97\xe0\xf3" "\x7a\x71\xbe\x1b\x12\xa1\x82\xed\x7d\xe3\xac\xba\x28\x56\x1a\x04\xb8\x07" "\xf7\xa4\x64\x7e\x2e\xa6\xd8\xfb\x92\x54\x1d\x07\xc3\xd5\xe4\xba\x07\x7d" "\x3c\xad\x9f\x8b\xa1\x91\x95\x92\x01\x4c\x00\xc8\xec\xcb\x2c\xa5\xd4\x8b" "\xa7\xb1\xc3\xfb\x18\x5a\x4b\xb7\x97\x00\xcf\x51\xf8\x18\xb0\xc7\x01\xc8" "\xde\x47\xd1\x22\x81\xa6\x7b\xda\xf4\xb0\xc5\x0b\xee\x9e\x8f\x59\x36\x25" "\x0d\xf2\xe1\x58\x11\x7a\xe7\xea\x66\x19\xf7\xdb\x33\x04\x47\xd1\xe9\xe4" "\x2a\x03\x5e\x6f\xd5\x32\xf6\x1f\xbf\xed\x9c\x4a\x71\x24\xa1\xe3\x8e\xee" "\x50\xc6\xbb\xcd\x1d\x4e\x3f\x68\xc3\xf2\x7d\xd9\xa7\x0f\x1a\x7c\x60\x46" "\x23\x7d\xdf\xb0\xb2\x6e\x19\x73\x22\x22\x63\x60\x34\x98\x01\x04\x58\xcd" "\x4d\xf1\x0a\xf2\x49\xce\x71\x7f\x6f\x45\xe5\x17\x6e\x0d\xda\xe3\x05\x4d" "\x72\x89\xd4\xe1\x3a\xb0\x91\x27\x03\xee\x39\xce\x26\x45\x72\xb8\x91\x94" "\xfd\xf7\xac\xec\xc3\x5c\xf8\x30\x9d\x4b\x68\x0a\x08\xee\xd3\x67\xda\xd8" "\x55\xfc\xe2\x10\xf1\xa7\xc7\x22\x2d\xd3\x60\xea\xfb\x4b\xef\x7d\x58\xbf" "\x83\x36\x29\x30\xaf\x6e\x3f\x3f\x85\x1a\xbd\xc0\x00\x3b\xdf\x94\x01\xb5" "\x33\x01\x9e\x90\xfe\xb0\x6b\x18\x91\x00\x00\x7a\x82\xdf\x8d\x9b\x5f\x44" "\xeb\xf9\x35\x5e\x7b\x1b\x01\xc9\x47\x06\x08\xd4\xf3\x06\xd2\x10\x04\x73" "\x03\x96\xa4\xd6\xc6\xd4\x6e\x1f\xfa\xc9\x7a\xa9\x3c\x36\x12\x35\x32\xa3" "\x61\x86\x57\x52\x66\xbe\x49\x81\xc8\x47\x16\x00\x79\x42\x1d\x01\x37\x80" "\x1e\x55\x30\x69\xf8\xd0\x25\xc4\x0f\x28\x73\x78\x81\x0d\xef\xc7\xf2\xed" "\x4e\x15\xf6\x8f\x17\xb2\x11\x53\x39\x4f\x8b\xcf\xa6\xa2\x3a\x77\xc8\xd6" "\x1c\x9b\xbc\x12\x7a\x57\xb8\xd6\x31\xf3\x65\x58\xd9\x09\x3d\xee\x08\xbc" "\x53\xd9\x7a\x80\x03\x36\x34\x21\x73\x86\x50\xa2\x6c\x8f\xd8\x7b\x13\x02" "\x67\x99\xca\xf5\x8e\x59\x95\x1b\x12\x5e\x7f\x16\x29\xa3\x4e\x2c\x0d\xd6" "\x5a\x23\xd0\x1a\x3c\xb1\x91\xe7\x43\xde\x07\x24\x7c\x7f\x99\x3c\xf0\x11" "\x66\xfa\x2a\xc1\xba\x02\xf6\x05\x50\xe6\x3a\x7f\x50\x42\x2e\x47\x8c\x6b" "\x5d\x87\xf9\xbd\x05\xcd\xa7\x0c\x08\x36\x7e\x5c\x1b\x08\x67\xa2\x79\xa9" "\xd8\x5a\x38\x0d\xb2\x5c\x43\xbd\x05\x29\xad\x78\x3b\x9d\x64\xaa\xac\x5c" "\xda\xc2\x4b\x0c\x23\xc3\xd2\x67\x1b\x79\x3a\xfb\x44\xb7\x12\x6e\x17\xc2" "\xb7\xc0\xd6\xbe\x65\x0d\xe7\xee\xef\xbf\x36\x05\xaf\x34\x40\x15\xd0\x3c" "\x3e\x78\x19\x14\x5c\xb9\xfe\x19\x78\xc9\x8b\xf9\xef\x10\x77\x3d\xb5\x95" "\x05\xae\x33\x4d\x41\x13\xdb\x55\x70\x8c\x72\x88\x44\xc8\x72\xdf\x6e\x77" "\x48\xc1\xf9\xd2\xcb\x0b\x29\x75\x4f\x92\x8c\x59\x30\x6c\xe1\x05\xca\x18" "\xcb\x72\xf0\x94\x4d\x0e\x4f\xea\x0a\x0a\xbd\x02\x85\xbd\xaf\x1b\x41\x52" "\x0a\x10\x89\xd6\x40\xc2\xfa\xcb\x0d\x1e\x62\x43\x87\x3a\xc4\xb1\xe1\x06" "\x8c\x45\xc7\x15\xb6\x8e\xff\xb7\xd5\x8d\x1f\x9e\x72\x6d\xbf\x6b\xd9\x10" "\xca\x4c\xe0\xe0\x75\x65\x8e\xde\x42\x19\x2c\xf3\x93\xa5\x0d\xcc\x19\x7b" "\x03\x3a\x2f\xed\x75\x08\x36\x28\xe5\xdd\x38\x21\x3d\x35\x3b\x90\x49\xe7" "\x1f\x03\x70\x64\xb0\x5e\x73\xec\x00\xc7\x10\xf1\x4e\xc5\x73\x7d\x39\x7d" "\x55\x5d\x1c\xf8\x85\x9c\xc0\x5f\xea\x8d\xc3\xc6\xa5\xb3\xb6\xfa\x1c\x81" "\x70\x74\x79\xdb\x18", 3245); *(uint64_t*)0x20000090 = 0x20000100; memcpy((void*)0x20000100, "GPL\000", 4); *(uint32_t*)0x20000098 = 0; *(uint32_t*)0x2000009c = 0; *(uint64_t*)0x200000a0 = 0; *(uint32_t*)0x200000a8 = 0; *(uint32_t*)0x200000ac = 0; memset((void*)0x200000b0, 0, 16); *(uint32_t*)0x200000c0 = 0; *(uint32_t*)0x200000c4 = 0; *(uint32_t*)0x200000c8 = -1; *(uint32_t*)0x200000cc = 8; *(uint64_t*)0x200000d0 = 0x20000000; *(uint32_t*)0x20000000 = 0; *(uint32_t*)0x20000004 = 0; *(uint32_t*)0x200000d8 = 0; *(uint32_t*)0x200000dc = 0x10; *(uint64_t*)0x200000e0 = 0x20000000; *(uint32_t*)0x20000000 = 0; *(uint32_t*)0x20000004 = 0; *(uint32_t*)0x20000008 = 0; *(uint32_t*)0x2000000c = 0; *(uint32_t*)0x200000e8 = 0; *(uint32_t*)0x200000ec = 0; *(uint32_t*)0x200000f0 = -1; res = syscall(__NR_bpf, 5ul, 0x20000080ul, 0x48ul); if (res != -1) r[1] = res; *(uint32_t*)0x20000180 = r[1]; *(uint32_t*)0x20000184 = 0xb3; *(uint32_t*)0x20000188 = 0xe; *(uint32_t*)0x2000018c = 0; *(uint64_t*)0x20000190 = 0x20000280; memcpy((void*)0x20000280, "\x5f\x39\x86\x8d\xe2\x63\x9b\x12\xc1\xa2\xff\x01\x00\x00", 14); *(uint64_t*)0x20000198 = 0; *(uint32_t*)0x200001a0 = 0x40002d7; *(uint32_t*)0x200001a4 = 0; *(uint32_t*)0x200001a8 = 0; *(uint32_t*)0x200001ac = 0; *(uint64_t*)0x200001b0 = 0; *(uint64_t*)0x200001b8 = 0; *(uint32_t*)0x200001c0 = 0; *(uint32_t*)0x200001c4 = 0; syscall(__NR_bpf, 0xaul, 0x20000180ul, 0x48ul); } int main(void) { syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); loop(); return 0; }