// https://syzkaller.appspot.com/bug?id=6b4e2b81615c710577f2832bf4d54a7834fa11de // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_bpf #define __NR_bpf 321 #endif uint64_t r[1] = {0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); const char* reason; (void)reason; intptr_t res = 0; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0ul, /*size=*/0ul); memcpy((void*)0x2000000000c0, "\x01\x00\x00\x00\x12\x00\x00\x00\x7f\x00\x00\x00\x01", 13); res = syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x2000000000c0ul, /*size=*/0x48ul); if (res != -1) r[0] = res; syscall(__NR_bpf, /*cmd=*/0xful, /*arg=*/0ul, /*size=*/0ul); *(uint32_t*)0x2000000008c0 = 6; *(uint32_t*)0x2000000008c4 = 8; *(uint64_t*)0x2000000008c8 = 0x2000000002c0; memcpy((void*)0x2000000002c0, "\x18\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x18" "\x12\x00\x00", 20); *(uint32_t*)0x2000000002d4 = r[0]; memcpy((void*)0x2000000002d8, "\x00\x00\x00\x00\x00\x00\x00\x00\xb7\x03\x00\x00\x00\x00\x00\x00\x85" "\x00\x00\x00\x0c\x00\x00\x00\xb7\x00\x00\x00\x00\x00\x00\x00\x95\x00" "\x00\x00\x00\x00\x00\x00\xfa\x54\x14\x0e\xbe\x26\x2d\x08\xee\xee\xbc" "\xc7\x10\x2f\x86\x12\xb6\x39\x2d\xe9\x3b\xaa\x0c\xfa\xbb\x12\x35\xce" "\xa6\x10\x69\xd4\xa7\x96\xa3\xed\x9f\x56\x1d\x2d\xfe\xd6\xb7", 83); *(uint64_t*)0x2000000008d0 = 0x200000000040; memcpy((void*)0x200000000040, "GPL\000", 4); *(uint32_t*)0x2000000008d8 = 5; *(uint32_t*)0x2000000008dc = 0; *(uint64_t*)0x2000000008e0 = 0; *(uint32_t*)0x2000000008e8 = 0x1f00; *(uint32_t*)0x2000000008ec = 0; memset((void*)0x2000000008f0, 0, 16); *(uint32_t*)0x200000000900 = 0; *(uint32_t*)0x200000000904 = 0x25; *(uint32_t*)0x200000000908 = -1; *(uint32_t*)0x20000000090c = 8; *(uint64_t*)0x200000000910 = 0; *(uint32_t*)0x200000000918 = 0; *(uint32_t*)0x20000000091c = 0x10; *(uint64_t*)0x200000000920 = 0; *(uint32_t*)0x200000000928 = 0; *(uint32_t*)0x20000000092c = 0; *(uint32_t*)0x200000000930 = 0; *(uint32_t*)0x200000000934 = 0; *(uint64_t*)0x200000000938 = 0; *(uint64_t*)0x200000000940 = 0; *(uint32_t*)0x200000000948 = 0x10; *(uint32_t*)0x20000000094c = 7; *(uint32_t*)0x200000000950 = 0; syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x2000000008c0ul, /*size=*/0x94ul); return 0; }