// https://syzkaller.appspot.com/bug?id=26c08ff934856f17f74a9696dec15fdb81a4f799 // 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[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x1012ul, -1, 0ul); intptr_t res = 0; memcpy((void*)0x200000c0, "/dev/pf\000", 8); res = syscall(SYS_openat, 0xffffffffffffff9cul, 0x200000c0ul, 1ul, 0ul); if (res != -1) r[0] = res; *(uint32_t*)0x20000140 = 0; *(uint64_t*)0x20000148 = 0x20000200; syscall(SYS_ioctl, -1, 0x80104277ul, 0x20000140ul); memcpy((void*)0x20000040, "./file0\000", 8); res = syscall(SYS_open, 0x20000040ul, 0x60eul, 0ul); if (res != -1) r[1] = res; *(uint64_t*)0x20000100 = 0x20000180; memset((void*)0x20000180, 61, 1); *(uint64_t*)0x20000108 = 1; syscall(SYS_pwritev, r[1], 0x20000100ul, 1ul, 0ul); syscall(SYS_mmap, 0x20001000ul, 0x3000ul, 5ul, 0x10ul, r[1], 0ul); *(uint32_t*)0x20000140 = 5; *(uint32_t*)0x20000144 = 0x408; *(uint16_t*)0x20000148 = 0; syscall(SYS_ioctl, r[0], 0xc0104453ul, 0x20000140ul); return 0; }