// https://syzkaller.appspot.com/bug?id=cb04749ba5c9d6a347380b5b79de8fc5cfe47c24 // 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, 0x20000000, 0x1000000, 3, 0x32, -1, 0); long res = 0; *(uint32_t*)0x20000000 = 1; *(uint32_t*)0x20000004 = 8; *(uint64_t*)0x20000008 = 0x20001000; memcpy((void*)0x20001000, "\x7a\x0a\xf8\xff\x75\x25\x70\x25\xbf\xa1\x00\x00\x00\x00\x00\x00\x07" "\x01\x00\x00\xf8\xff\xff\xff\xb7\x02\x00\x00\x05\x00\x00\x00\xbf\x13" "\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\xff\x00\x00\x00\x00", 64); *(uint64_t*)0x20000010 = 0x20000100; memcpy((void*)0x20000100, "GPL", 4); *(uint32_t*)0x20000018 = 0; *(uint32_t*)0x2000001c = 0; *(uint64_t*)0x20000020 = 0; *(uint32_t*)0x20000028 = 0; *(uint32_t*)0x2000002c = 0; *(uint8_t*)0x20000030 = 0; *(uint8_t*)0x20000031 = 0; *(uint8_t*)0x20000032 = 0; *(uint8_t*)0x20000033 = 0; *(uint8_t*)0x20000034 = 0; *(uint8_t*)0x20000035 = 0; *(uint8_t*)0x20000036 = 0; *(uint8_t*)0x20000037 = 0; *(uint8_t*)0x20000038 = 0; *(uint8_t*)0x20000039 = 0; *(uint8_t*)0x2000003a = 0; *(uint8_t*)0x2000003b = 0; *(uint8_t*)0x2000003c = 0; *(uint8_t*)0x2000003d = 0; *(uint8_t*)0x2000003e = 0; *(uint8_t*)0x2000003f = 0; *(uint32_t*)0x20000040 = 0; *(uint32_t*)0x20000044 = 0; res = syscall(__NR_bpf, 5, 0x20000000, 0x48); if (res != -1) r[0] = res; *(uint32_t*)0x20000080 = r[0]; *(uint32_t*)0x20000084 = 0x2000000; *(uint32_t*)0x20000088 = 0xe; *(uint32_t*)0x2000008c = 0x55; *(uint64_t*)0x20000090 = 0x20000140; memcpy((void*)0x20000140, "\xa0\x6a\xd8\x76\xd5\x6a\x00\x64\xd0\x82\x77\x8c\x39\x38", 14); *(uint64_t*)0x20000098 = 0x20000380; *(uint32_t*)0x200000a0 = 0x700; *(uint32_t*)0x200000a4 = 0x4000000; syscall(__NR_bpf, 0xa, 0x20000080, 0x28); return 0; }