On 2020-07-09 9:26 a.m., Rolf Eike Beer wrote: > Am Freitag, 3. Juli 2020, 22:32:35 CEST schrieb John David Anglin: >> Stalls are quite frequent with recent kernels. When the stall is detected >> by rcu_sched, we get a backtrace similar to the following: > With this patch on top of 5.7.7 I still get: Suggest enabling CONFIG_LOCKUP_DETECTOR=y and CONFIG_SOFTLOCKUP_DETECTOR=y so we can see where the stall occurs. Dave -- John David Anglin dave.anglin@xxxxxxxx