On Jan 27, 2026 / 10:05, Dave Chinner wrote: [...] > IOWs, this looks like some kind of RCU/static key/scheduler > interaction which may propagate into the block layer if it needs RCU > synchronisation. Hence it does not appear to have anything to do > with the filesystem layers, and it is possible the block layer is > colateral damage, too. > > Probably best to hand this over to the core kernel ppl.
Dave, thank you very much for looking in the logs and sharing your views. I will wait for comments from RCU experts and keep the effort to recreate the hangs.
