Hi Greg, On 2025-01-22, kernel test robot <oliver.sang@xxxxxxxxx> wrote: > kernel test robot noticed "BUG:soft_lockup-CPU##stuck_for#s![modprobe:#]" on: > > commit: b63e6f60eab45b16a1bf734fef9035a4c4187cd5 ("serial: 8250: Switch to nbcon console") > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master It looks like we need to revert this commit (and the one after it) until I can find out what is going on here.