panda sometimes doesn't loopback sent messages on bus 128

Open sshane opened this issue 11 months ago • 3 comments

Causes Bolt LKAS faults:

https://connect.comma.ai/337f5ce9edfb0d18/00000001--50e8c9508f/220/262 https://connect.comma.ai/337f5ce9edfb0d18/00000000--706bb1972c/556/572 https://connect.comma.ai/337f5ce9edfb0d18/00000004--a16873c603/850/882

Jan 16 '25 21:01 sshane

Another one: dc24569fd0220ace/0000000e--d035af4ccb

Jan 16 '25 23:01 adeebshihadeh

Related to https://github.com/commaai/panda/issues/1922?

Jan 17 '25 07:01 pd0wm

Likely a SPI communication issue. All reviewed missing loopback messages coincide with a SPI checksum error cnt increase

May 13 '25 21:05 sshane