On Tue, 20 Dec 2016 10:49:52 -0600 Dan Williams <[email protected]> wrote:
> On Tue, 2016-12-20 at 17:24 +0100, Łukasz Walewski wrote: > > Hi, > > > > I am using the latest Lubuntu 16.10 with fairly recent kernel > > > > ljw@hideo:~$ uname -a > > Linux hideo 4.8.0-30-generic #32-Ubuntu SMP Fri Dec 2 03:43:33 UTC > > 2016 i686 i686 i686 GNU/Linux > > > > on an old Toshiba laptop (Satellite Pro U200) equipped with an Intel > > PRO/Wireless 3945ABG adapter > > > > ljw@hideo:~$ lspci | grep ireless > > 02:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG > > [Golan] Network Connection (rev 02) > > > > The wireless network crashes once in a while with no apparent reason > > with the following log entries: > > > > Dec 18 17:23:42 hideo kernel: [94900.863133] iwl3945 0000:02:00.0: > > loaded firmware version 15.32.2.9 > > Dec 18 17:23:42 hideo kernel: [94900.913626] iwl3945 0000:02:00.0: > > BSM uCode verification failed at addr 0x00003800+0 (of 900), is > > 0xa5a5a5a2, s/b 0xf802020 > > Dec 18 17:23:42 hideo kernel: [94900.913633] iwl3945 0000:02:00.0: > > Unable to set up bootstrap uCode: -5 > > > > This problem has been reported several times on different mailing > > lists and community portals all over the Internet, nevertheless I was > > not able to locate the right fix for it. > > > > The workaround suggested elswhere (restarting the network-manager > > when the problem occurs) works with my setup. > > Instead of restarting NM, you can "pkill -TERM wpa_supplicant" or > something, which will do the same thing but just bounce the wifi rather > than everything. Or 'rmmod iwl3945; modprobe iwl3945'. Thanks, but that is just another workaround. I am interested in fixing the problem, i.e. getting the driver not to crash at all, rather than playing around with it crashing every now and then. Lukasz
