syz_open_procfs(0x0, &(0x7f0000000000)='task\x00') pkey_mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1, 0xffffffffffffffff) sched_setattr(0x0, &(0x7f0000000000)={0x38}, 0x0)