[CentOS] Kernel crash

Fri Oct 13 01:21:54 UTC 2017
Diego Farias <dnfarias at uc.cl>

I'm sorry for all this trouble; I followed ElRepo's instructions and now I
have wifi! (someday I will fix bluetooth).

2017-10-12 18:52 GMT-03:00 Diego Farias <dnfarias at uc.cl>:

> By the way, attached is the kernel panic screenshot, apparently it is
> related to cfg80211.
> On Oct 12, 2017 5:46 PM, "Diego Farias" <dnfarias at uc.cl> wrote:
>> Hi everyone,
>> I updated the kernel from 3.10.0-514.16.1.el7.x86_64
>> to  3.10.0-693.2.2.el7.x86_64 . While I was following these steps
>> https://wiki.centos.org/HowTos/Laptops/Wireless/Broadcom (I knew that I
>> needed to compile again everything) in order to activate WIFI, the laptop
>> crashed doing
>> # depmod -a
>> # modprobe wl
>> Noting that I replaced (naively) # depmod $(uname -r) from the guide
>> (stupid mistake, I use tcsh and the command above didn't work; that's why
>> the replacement).
>> After the crash, I had to manually shutdown the laptop. Then, I booted
>> the same kernel and it went to 'emergency mode'; as I don't have the root
>> password (second stupid mistake; I'm superuser but I don't remember the
>> root password/nor I can change it -I don't know-) I couldn't do a thing.
>> Then, I booted the previous kernel, 3.10.0-514.16.1.el7.x86_64 (which
>> works fine), removed 3.10.0-693.2.2.el7.x86_64 (yum remove), and
>> reinstalling it from zero. Oddly,
>> when I boot with the new kernel, the laptop crashes before login; the
>> caps lock light tilts and nothing happens. I've done this several times and
>> the same.
>> I know I can use the older kernels to work, but I really want to fix this
>> if possible.
>> Thanks in advance.