https://devzone.nordicsemi.com/f/nordic-q-a/117634/i2s-reading-in-thread-throwing-hard-faultHi there, So, this is in a sequence of attempts to read data from a digital microphone SPH0645 using i2s master protcool on nRF5340. The program layout is as follows: I have written a thread for reading the i2s data that is enabled only afteren-USTelligent Community 13Thu, 02 Jan 2025 09:50:41 GMThttps://devzone.nordicsemi.com/thread/516620?ContentTypeID=1Thu, 02 Jan 2025 09:50:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:22453268-d747-4687-aa37-3a2c9218bfffumer<p>Update:<br /><br />I was able to resolve by fixing the function call in `k_memslab_free(&amp;mem_slab, &amp;mem_block)`.&nbsp;</p> <p>The correct function call is:</p> <p></p> <p><pre class="ui-code" data-mode="c_cpp">k_mem_slab_free(&amp;mem_slab, mem_block); // That is, the function definition of k_mem_slab_free expects a pointer to the memory location as the second argument. </pre></p><div style="clear:both;"></div>