// https://syzkaller.appspot.com/bug?id=91f5af26ff952be125114ade4cb7c629014c8372 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); const char* reason; (void)reason; intptr_t res = 0; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } res = syscall(__NR_socket, /*domain=*/0x10ul, /*type=*/3ul, /*proto=*/6); if (res != -1) r[0] = res; *(uint64_t*)0x200035c0 = 0; *(uint32_t*)0x200035c8 = 0; *(uint64_t*)0x200035d0 = 0x20003580; *(uint64_t*)0x20003580 = 0x20000000; *(uint32_t*)0x20000000 = 0x15c; *(uint16_t*)0x20000004 = 0x10; *(uint16_t*)0x20000006 = 1; *(uint32_t*)0x20000008 = 0; *(uint32_t*)0x2000000c = 0; *(uint32_t*)0x20000010 = htobe32(0); *(uint8_t*)0x20000020 = 0xfe; *(uint8_t*)0x20000021 = 0x80; memset((void*)0x20000022, 0, 13); *(uint8_t*)0x2000002f = 0xbb; *(uint16_t*)0x20000030 = htobe16(0); *(uint16_t*)0x20000032 = htobe16(0); *(uint16_t*)0x20000034 = htobe16(0); *(uint16_t*)0x20000036 = htobe16(0); *(uint16_t*)0x20000038 = 0; *(uint8_t*)0x2000003a = 0; *(uint8_t*)0x2000003b = 0x80; *(uint8_t*)0x2000003c = 0; *(uint32_t*)0x20000040 = 0; *(uint32_t*)0x20000044 = 0; *(uint8_t*)0x20000048 = 0xac; *(uint8_t*)0x20000049 = 0x14; *(uint8_t*)0x2000004a = 0x14; *(uint8_t*)0x2000004b = 0; *(uint32_t*)0x20000058 = htobe32(0); *(uint8_t*)0x2000005c = 0x6c; *(uint64_t*)0x20000060 = htobe64(0); *(uint64_t*)0x20000068 = htobe64(1); *(uint64_t*)0x20000070 = 0; *(uint64_t*)0x20000078 = 0; *(uint64_t*)0x20000080 = 0; *(uint64_t*)0x20000088 = 0; *(uint64_t*)0x20000090 = 0; *(uint64_t*)0x20000098 = 0; *(uint64_t*)0x200000a0 = 0; *(uint64_t*)0x200000a8 = 0; *(uint64_t*)0x200000b0 = 0; *(uint64_t*)0x200000b8 = 0; *(uint64_t*)0x200000c0 = 0; *(uint64_t*)0x200000c8 = 0; *(uint32_t*)0x200000d0 = 0; *(uint32_t*)0x200000d4 = 0; *(uint32_t*)0x200000d8 = 0; *(uint32_t*)0x200000dc = 0; *(uint32_t*)0x200000e0 = 0; *(uint16_t*)0x200000e4 = 2; *(uint8_t*)0x200000e6 = 0; *(uint8_t*)0x200000e7 = 0; *(uint8_t*)0x200000e8 = 0; *(uint16_t*)0x200000f0 = 0x48; *(uint16_t*)0x200000f2 = 3; memcpy((void*)0x200000f4, "deflate\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000", 64); *(uint32_t*)0x20000134 = 0; *(uint16_t*)0x20000138 = 0x24; *(uint16_t*)0x2000013a = 9; *(uint64_t*)0x2000013c = 0xff; *(uint64_t*)0x20000144 = 2; *(uint64_t*)0x2000014c = 0x80; *(uint64_t*)0x20000154 = 5; *(uint64_t*)0x20003588 = 0x15c; *(uint64_t*)0x200035d8 = 1; *(uint64_t*)0x200035e0 = 0; *(uint64_t*)0x200035e8 = 0; *(uint32_t*)0x200035f0 = 0; syscall(__NR_sendmsg, /*fd=*/r[0], /*msg=*/0x200035c0ul, /*f=*/0ul); res = syscall(__NR_socket, /*domain=*/0xaul, /*type=SOCK_RAW*/ 3ul, /*proto=*/0x88); if (res != -1) r[1] = res; *(uint8_t*)0x20000280 = 0xac; *(uint8_t*)0x20000281 = 0x14; *(uint8_t*)0x20000282 = 0x14; *(uint8_t*)0x20000283 = 0xaa; *(uint32_t*)0x20000290 = htobe32(0); *(uint16_t*)0x200002a0 = htobe16(0); *(uint16_t*)0x200002a2 = htobe16(0); *(uint16_t*)0x200002a4 = htobe16(0); *(uint16_t*)0x200002a6 = htobe16(0); *(uint16_t*)0x200002a8 = 2; *(uint8_t*)0x200002aa = 0; *(uint8_t*)0x200002ab = 0; *(uint8_t*)0x200002ac = 0; *(uint32_t*)0x200002b0 = 0; *(uint32_t*)0x200002b4 = 0; *(uint64_t*)0x200002b8 = 0; *(uint64_t*)0x200002c0 = 0; *(uint64_t*)0x200002c8 = 0; *(uint64_t*)0x200002d0 = 0; *(uint64_t*)0x200002d8 = 0; *(uint64_t*)0x200002e0 = 0; *(uint64_t*)0x200002e8 = 0; *(uint64_t*)0x200002f0 = 0; *(uint64_t*)0x200002f8 = 0; *(uint64_t*)0x20000300 = 0; *(uint64_t*)0x20000308 = 0; *(uint64_t*)0x20000310 = 0; *(uint32_t*)0x20000318 = 0; *(uint32_t*)0x2000031c = 0; *(uint8_t*)0x20000320 = 1; *(uint8_t*)0x20000321 = 0; *(uint8_t*)0x20000322 = 0; *(uint8_t*)0x20000323 = 0; *(uint32_t*)0x20000328 = htobe32(0); *(uint32_t*)0x20000338 = htobe32(0); *(uint8_t*)0x2000033c = 0x6c; *(uint16_t*)0x20000340 = 0; *(uint64_t*)0x20000344 = htobe64(0); *(uint64_t*)0x2000034c = htobe64(1); *(uint32_t*)0x20000354 = 0; *(uint8_t*)0x20000358 = 0; *(uint8_t*)0x20000359 = 0; *(uint8_t*)0x2000035a = 0; *(uint32_t*)0x2000035c = 0; *(uint32_t*)0x20000360 = 0; *(uint32_t*)0x20000364 = 0; syscall(__NR_setsockopt, /*fd=*/r[1], /*level=*/0x29, /*optname=*/0x23, /*optval=*/0x20000280ul, /*optlen=*/0xe8ul); *(uint16_t*)0x20000000 = 0xa; *(uint16_t*)0x20000002 = htobe16(0); *(uint32_t*)0x20000004 = htobe32(0); memset((void*)0x20000008, 0, 10); memset((void*)0x20000012, 255, 2); *(uint8_t*)0x20000014 = 0xac; *(uint8_t*)0x20000015 = 0x14; *(uint8_t*)0x20000016 = 0x14; *(uint8_t*)0x20000017 = 0; *(uint32_t*)0x20000018 = 0; syscall(__NR_connect, /*fd=*/r[1], /*addr=*/0x20000000ul, /*addrlen=*/0x1cul); return 0; }