Messages in this thread | | | Date | Mon, 19 Aug 2013 16:22:59 -0600 | From | Shuah Khan <> | Subject | Re: [ 00/34] 3.4.59-stable review |
| |
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
-- Shuah
-- Shuah Khan Senior Linux Kernel Developer - Open Source Group Samsung Research America(Silicon Valley) shuah.kh@samsung.com | (970) 672-0658 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |