Re: [ 00/34] 3.4.59-stable review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Mon, Aug 19, 2013 at 04:22:59PM -0600, Shuah Khan wrote:
> On 08/19/2013 02:14 PM, Stefan Lippers-Hollmann wrote:
> >Hi
> >
> >On Monday 19 August 2013, Greg Kroah-Hartman wrote:
> >>On Mon, Aug 19, 2013 at 12:02:17PM -0600, Shuah Khan wrote:
> >>>On 08/18/2013 02:34 PM, Greg Kroah-Hartman wrote:
> >[…]
> >>>and the following traces in dmesg:
> >>>[  124.802169] init: udevtrigger post-stop process (353) terminated
> >>>with status 1
> >>>[  243.439212] INFO: task crda:723 blocked for more than 120 seconds.
> >>
> >>What is "crda"?
> >>
> >>Any luck with bisection?  It should go fast as the majority of patches
> >>here are non-x86.
> >
> >crda is a userspace helper, invoked by udev events, which sets -and
> >intersects as needed- the regulatory domain settings for (modern,
> >cfg80211 based) wlan hardware based on the device's EEPROM regdom hint,
> >local configuration (country code) and eventual IEEE 802.11d hints
> >(country IEs) beaconed by access points nearby. It hooks into udev with
> >these udev rules (Debian/ 1.1.2-1):
> >
> >$ grep -v -e ^$ -e ^\# /lib/udev/rules.d/60-crda.rules
> >SUBSYSTEM=="ieee80211", ACTION=="add", RUN+="/lib/crda/setregdomain"
> >
> >$ grep -v -e ^$ -e ^\# /lib/udev/rules.d/85-regulatory.rules
> >KERNEL=="regulatory*", ACTION=="change", SUBSYSTEM=="platform", RUN+="/sbin/crda"
> >
> >Full source is at [2], it should be installed on pretty much every
> >distro/ system released with wlan support for the last >>3 years.
> >
> >There are two iwl4965 patches in this series, which might be among the
> >first ones to check - /if/ you actually have that hardware, the second
> >one (iwl4965: reset firmware after rfkill off) might also indirectly
> >have an effect on blutetooth (via rfkill).
> >
> >Regards
> >	Stefan Lippers-Hollmann
> >
> >[1]	http://wireless.kernel.org/en/developers/Regulatory/CRDA
> >[2]	https://github.com/mcgrof/crda
> >
> 
> Greg,
> 
> git bisect shows the following patch as the problem:
> 
> [ 26/34] genetlink: fix family dump race

Johannes, another strike against this patch :(

Any chance on fixing it upstream and me sucking that fix in?

thanks,

greg k-h