(ptrval): 0000000000446c89 (0x446c89)
        (ptrval): 0000000000000033 (0x33)
        (ptrval): 0000000000000216 (0x216)
        (ptrval): 00007f5598be3da8 (0x7f5598be3da8)
        (ptrval): 000000000000002b (0x2b)
WARNING: kernel stack frame pointer at         (ptrval) in syz-executor021:4749 has bad value         (ptrval)