Hi On Mon, Oct 09, 2017 at 07:50:53PM +0200, Andrey Konovalov wrote: > I've got the following report while fuzzing the kernel with syzkaller. > > On commit 8a5776a5f49812d29fe4b2d0a2d71675c3facf3f (4.14-rc4). > > I'm not sure whether this is a bug in the driver, or just a way to > report misbehaving device. In the latter case this shouldn't be a > WARN() call, since WARN() means bug in the kernel. This is about wrong EEPROM, which reported 3 tx streams on non 3 antenna device. I think WARN() is justified and thanks to the call trace I was actually able to to understand what happened. In general I do not think WARN() only means a kernel bug, it can be F/W or H/W bug too. Thanks Stanislaw