But wait! I just remembered another case. Using the (incomprehensibly) "obsolete"
madwifi diver (note aside: this driver _does_ reduce the _felt_ deadlock frequency
or kernel panics, referenced by http://lkml.org/lkml/2010/5/3/229, but not
entirely make them go away). It evenly locks the wireless NIC while transferring
So where should I be posting this? When both drivers deadlock it's either a common
base in the wireless driver premisses or yet up the path somewhere in the kernel code.
(Or hardware. madwifi doesn't use mac80211 so it is probably not
I missed the first email. What type of machine? System lockup
or the connection drops? Do you get any output on the console or
in dmesg? (try switching to a text console before your scp test.)
If not, any output after lockup booting with nmi_watchdog=1?
Bob Copeland %% www.bobcopeland.com