On Thu, 2025-08-21 at 12:06 +0200, Mike Galbraith wrote:

A quick test proved you correct as to the why.

After a bit more testing/twiddling, seems NETCONSOLE_NBCON could
improve things at least a bit for RT. I was able to cleanly log an irq
thread handling sysrq-c over a wired interface.  That beats silence.

Wireless wants more than a wee twiddle w/wo RT or NETCONSOLE_NBCON. 
The path of least resistance there is bounce to kworker.  Oh well.

	-Mike