// https://syzkaller.appspot.com/bug?id=43a27cd39ee983f75e0aaa5df1e395a624068765 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include #define __syscall syscall uint64_t r[1] = {0xffffffffffffffff}; int main(void) { syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x1012ul, -1, 0ul); intptr_t res = 0; *(uint32_t*)0x200000c0 = 0; *(uint32_t*)0x200000c4 = 0; *(uint32_t*)0x200000c8 = 0x200041f7; *(uint32_t*)0x200000cc = 0; memcpy((void*)0x200000d0, "\xb0\xd4\xf4\x0b\x00\x00\x93\x07\x06\x00\x00\x09\x00\x00\x00\x00\xa5" "\x08\x00\x00", 20); *(uint32_t*)0x200000e4 = 0; *(uint32_t*)0x200000e8 = 0; syscall(SYS_ioctl, -1, 0x802c7414ul, 0x200000c0ul); memcpy((void*)0x20000040, "./file0\000", 8); syscall(SYS_mknod, 0x20000040ul, 0x1ffbul, 0); /* major = 0, minor = 0 */ memcpy((void*)0x20000000, "./file0\000", 8); res = syscall(SYS_open, 0x20000000ul, 0xd02ul, 0ul); if (res != -1) r[0] = res; *(uint32_t*)0x200000c0 = 0; syscall(SYS_ioctl, r[0], 0xc0106924ul, 0x200000c0ul); return 0; }