firmware: failed to load iwl-debug-yoyo.bin (-2)

debian_version: bullseye/sid

Error message 

kernel:  iwlwifi 0000:05:00.0: firmware: failed to load iwl-debug-yoyo.bin (-2)

temp solution:

vi /etc/modprobe.d/iwlwifi.conf

add following line:  

options iwlwifi enable_ini=N

disabled this warning after reboot.

Reference link :

https://www.reddit.com/r/debian/comments/i60j1c/firmware_failed_to_load_iwldebugyoyobin_2_debian/

https://patchwork.kernel.org/project/linux-wireless/patch/20200625165210.14904-1-wsa@kernel.org/