Bug 1338024

Summary:	rfkill hard-blocks wifi on HP 635 (Atheros wireless, ath9k/hp_wmi)
Product:	[Fedora] Fedora	Reporter:	samoht0 <samoht0-bugzilla>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED DUPLICATE	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	unspecified
Version:	22	CC:	gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda, mchehab
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-05-20 19:24:03 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description samoht0 2016-05-20 18:59:28 UTC

Description of problem:

Wifi hard blocked by rfkill on ath9k/hp_wmi kernel modules.

Version-Release number of selected component (if applicable):

4.4.10-200.fc22.x86_64
longtime bug, see https://bugzilla.redhat.com/show_bug.cgi?id=954070

How reproducible:

Always.

Steps to Reproduce:

1.
Boot system. Wifi soft and hardware switch off.

2.
# rfkill list
0: hp-wifi: Wireless LAN
        Soft blocked: yes
        Hard blocked: yes
...
3: phy0: Wireless LAN
        Soft blocked: yes
        Hard blocked: yes

3.
Remove soft block and activate wifi hardware switch.

# rfkill list
0: hp-wifi: Wireless LAN
        Soft blocked: no
        Hard blocked: no
...
3: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: yes

Wifi don't work.

4.
Use /etc/modprobe.d/hp.conf to blacklist hp_wmi

5.
Reboot system. Wifi soft and hardware switch off.

6.
# rfkill list
0: phy0: Wireless LAN
        Soft blocked: yes
        Hard blocked: yes
[no hp-wifi]

7.
Remove soft block and activate wifi hardware switch. 

# rfkill list
0: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: no
[no hp-wifi]

Wifi works.


Actual results:

Wifi blocked and hp_wmi need's to be blacklisted to use wifi.

Expected results:

Wifi working out of box.

Additional info:

Locks like this patch for hp_wmi fixed the issue for the testers, but didn't make it into mainline since March.

https://bugzilla.kernel.org/show_bug.cgi?id=69131#c13

F23 and F24 should be affected too.

Comment 1 samoht0 2016-05-20 19:24:03 UTC


*** This bug has been marked as a duplicate of bug 1338025 ***