In data martedì 10 gennaio 2017 00:21:51 CET, Luca Coelho ha scritto: > On Tue, 2017-01-03 at 13:42 +1100, Andrew Donnellan wrote: > > On 02/01/17 21:12, Fabio Coatti wrote: > > > Hi all, > > > I'm using kernel 4.9 and maybe half of the times I boot my laptop I get > > > the > > > error reported below, and the wifi does not work. I have to remove > > > iwlwifi (like modprobe -r iwldvm iwlwifi) and insert it again to get > > > things workig again. This seems a bit random, it does not happens all > > > the times so it could be a timing issue or even a flaky hardware > > > (unlikely, as I see only this issue with wifi, once it starts it works > > > just fine) > > > I'm pretty sure to have seen the same behaviour at some point in 4.8.X > > > release, but right now I lost the related notes. > > > Environment: > > > Distro: gentoo > > > gcc 5.4.0 > > > HW: Hewlett-Packard HP EliteBook Folio 9470m/18DF, BIOS 68IBD Ver. F.63 > > > 04/26/2016 > > > Intel(R) Core(TM) i5-3427U CPU @ 1.80GHz > > > Network controller: Intel Corporation Centrino Advanced-N 6235 (rev 24) > > > > > > Of course if more info is needed, just drop me a note. > > > > > > I'm not subscribed to mailing lists, so please keep me in CC: for any > > > information request. > > > > > > Many thanks. > > > > I've so far seen this once on my laptop, a Samsung NP540U3C (don't have > > it with me right now, so I'm not sure what the wifi chipset is), running > > with a Debian 4.9 kernel. > > This bug has already been reported in bugzilla: > > https://bugzilla.kernel.org/show_bug.cgi?id=190281 > > Did you have any problems with older kernel versions? If so, would it be > possible for you to bisect? Well, it happens on a laptop that I use quite intensively, so it will take some time to bisect. However, in the meantime I checked the old logs and the first recorded occurrence happened with 4.8.10 release and firmware version 18.168.6.1 -- Fabio
