Re: if_iwm crashes kernel when loaded from /boot/loader.conf

Eric van Gyzen <[email protected]>
Newsgroups gmane.os.freebsd.devel.hardware,gmane.os.freebsd.stable,gmane.os.freebsd.devel.wireless
Message-ID <[email protected]>
On 04/07/2017 09:38, Tommi Pernila wrote:
> On Fri, 7 Apr 2017 at 16.27, Tomasz CEDRO <[email protected]> wrote:
> 
>> Hello,
>>
>> I noticed a problem when loading if_iwm from /boot/loader.conf kernel
>> crashes as it cannot load module firmware dead loop occurs. Adding
>> iwm8000Cfw before if_iwm does not help.
>>
>> Loading if_iwm on a running system works fine and gives operational wifi.
>>
>> Intel Corporation Wireless 8260 class=0x028000 card=0x10108086
>> chip=0x24f38086 rev=0x3a hdr=0x00
>>
>> --
>> CeDeROM, SQ7MHZ, http://www.tomek.cedro.info
> 
> 
> This has been happening to my Intel 8260 as well.
> It seems to be a known bug.
> 
> I circumvent it by manually loading the wifi modules after boot. This
> doesn't crash the system.
> 
> As a dirty hack? You could add the loading as a script and automatically
> load the modules when the FreeBSD is fully up and running.

$ grep kld_list /etc/defaults/rc.conf
#kld_list="" 		# Kernel modules to load after local disks are mounted

Eric
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