> Date: Fri, 21 Jan 2022 16:05:49 +0100 > From: Stefan Sperling <[email protected]> > > On Sun, Jan 16, 2022 at 07:38:11PM +0100, Mark Kettenis wrote: > > > Date: Sun, 16 Jan 2022 19:28:06 +0100 > > > From: Stefan Sperling <[email protected]> > > > > > > On Sun, Jan 16, 2022 at 03:50:55PM +0100, Mark Kettenis wrote: > > > > However, running this diff I had a problem after resuming my laptop > > > > twice. After resume the interface didn't work and I found the > > > > following in dmesg: > > > > > > > > iwm0: could not initialize hardware > > > > > > > > I tried to reset the interface by bringing it down and up again, which > > > > crashed the machine. It must have been in ddb since typing "bo re" > > > > made it reset. Unfortunately I don't have further information since I > > > > was in X. > > > > > > Did you try reproducing this problem without the patch in place? > > > It would be good to know whether this problem is being introduced by > > > this patch. I don't believe this is likely, my bet would be that this > > > is an existing problem. But it would be good to know for sure. > > > > Yes. I switched back to regular snapshots. Will keep you posted. > > > > Any news? > > I have unsuccessfully tried to reproduce this problem on a laptop > with a 9560 iwm device, via both S3 suspend and hibernate. > I do not have a 9260 device in a machine which can suspend, unfortunately. > > This was not a problem that occurred for you consistently, was it? > If so, even if you have not yet seen the failure without the patch, > I would like to commit this patch to unblock further progress. If the > error happens for more people afterwards we could investigate further. > Hopefully someone will be able to provide a trace from ddb.
Didn't happen again after switching back to a snapshot kernel. It did happen somewhat frequently. But what may have triggered it is that I suspended while using my phone as a hotspot. I'm ok if you want to move ahead. I can recognize the issue and get a proper backtrace the next time this happens.
