Hello, Masami-san! Sorry for the late reply -- winter break, expired artifacts, life, etc. On Wed, 20 Dec 2023 at 18:34, Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote: > Hi Daniel, > Would you know what ftrace selftest testcase script is running when > this crash happened? I think it depends on the selftest version but > I don't know which one you run. If I remember correctly, that actually happened during LTP testing. I found a new instance on 6.1 today, on ltp-controllers, so there were no kselftests involved. I'll share more details in a bit. Greetings! Daniel Díaz daniel.diaz@xxxxxxxxxx