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Description of problem: In Fedora 25, the netconsole module cannot be loaded. It fails with "Unknown error 524" under every plausible configuration I have tried. # modprobe netconsole netconsole=@/wlp3s0,@192.168.0.167/modprobe: ERROR: could not insert 'netconsole': Unknown error 524 Also if started as a service: # systemctl status netconsole | cat ● netconsole.service - SYSV: Initializes network console logging Loaded: loaded (/etc/rc.d/init.d/netconsole; generated; vendor preset: disabled) Active: failed (Result: exit-code) since Fri 2016-12-02 16:13:58 GMT; 3min 26s ago Docs: man:systemd-sysv-generator(8) Process: 4712 ExecStart=/etc/rc.d/init.d/netconsole start (code=exited, status=1/FAILURE) Dec 02 16:13:58 moo.home.annexia.org systemd[1]: Starting SYSV: Initializes network console logging... Dec 02 16:13:58 moo.home.annexia.org netconsole[4712]: Initialising netconsole modprobe: ERROR: could not insert 'netconsole': Unknown error 524 Dec 02 16:13:58 moo.home.annexia.org netconsole[4712]: [FAILED] Dec 02 16:13:58 moo.home.annexia.org systemd[1]: netconsole.service: Control process exited, code=exited status=1 Dec 02 16:13:58 moo.home.annexia.org systemd[1]: Failed to start SYSV: Initializes network console logging. Dec 02 16:13:58 moo.home.annexia.org systemd[1]: netconsole.service: Unit entered failed state. Dec 02 16:13:58 moo.home.annexia.org systemd[1]: netconsole.service: Failed with result 'exit-code'. Version-Release number of selected component (if applicable): kernel-core-4.8.8-300.fc25.x86_64 How reproducible: 100% Steps to Reproduce: 1. Try to load the module.
Ha, the real error is hidden in the kernel logs: [ 934.567031] netpoll: netconsole: wlp3s0 doesn't support polling, aborting
Seems like this is (not) working as designed. The driver in use has to support polling. CLOSED->NOTABUG?
Well the error message sucks, but I'll close it.