Edgar Grimberg

why not a PR?

It looks like the addr parameter into avr_register_io_read is 0. I recompiled with -O0, and here's a new backtrace: #0 0x00007ffff7ef32ca in avr_register_io_read (avr=0x555555564b00, addr=0, readp=0x7ffff7efc258 , param=0x5555555693a8) at sim/sim_io.c:64...

I have the same issue. So far, I can see that, in [dbus.c:627](https://github.com/labapart/gattlib/blob/f9b92018f16c113a66dc9fcadb49f7f04147f8af/dbus/gattlib.c#L627) ` characteristic_list[*count].value_handle = 0; ` and then nowhere is that member set to anything else. In the...