On Wed, 19 Oct 2011, Norbert Preining wrote: > Hi everyone > > (please Cc), > > I am currently running 3.1.0-rc10, and I am having a hard time with > the wlan network here at the university. > > For quite some time, like 10min, it is fine, then suddently the > iwlagn driver gives up on me and connection is dropped. > > In the log file I see: > [ 172.137011] iwlagn 0000:06:00.0: Tx aggregation enabled on ra = 00:24:c4:ab:bd:ef tid = 0 > [ 821.841016] iwlagn 0000:06:00.0: Tx aggregation enabled on ra = 00:24:c4:ab:bd:ef tid = 6 > [ 1095.580735] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 1/3) > [ 1095.780076] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 2/3) > [ 1095.980101] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 3/3) > [ 1096.180117] wlan0: direct probe to 00:24:c4:ab:bd:e0 timed out > [ 1105.255464] wlan0: deauthenticating from 00:24:c4:ab:bd:ef by local choice (reason=2) > [ 1105.255519] iwlagn 0000:06:00.0: Stopping AGG while state not ON or starting > [ 1105.265581] cfg80211: Calling CRDA for country: JP > [ 1105.271476] wlan0: authenticate with 00:24:c4:ab:bd:e0 (try 1) > [ 1105.468105] wlan0: authenticate with 00:24:c4:ab:bd:e0 (try 2) > [ 1105.668110] wlan0: authenticate with 00:24:c4:ab:bd:e0 (try 3) > [ 1105.868090] wlan0: authentication with 00:24:c4:ab:bd:e0 timed out > [ 1113.667890] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 1/3) > [ 1113.864116] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 2/3) > [ 1114.064095] wlan0: direct probe to 00:24:c4:ab:bd:e0 (try 3/3) > [ 1114.264109] wlan0: direct probe to 00:24:c4:ab:bd:e0 timed out > > Somewhere around 1100 the connection is gone and never comes back again. > > I tried removing the driver module from the kernel and reinserting it, > tried to turn on and off the hardware swithc (rfkill), all without > no success, the wlan connection remains dead until I reboot. > > I am not sure exactely when it started, I guess somewhere in the > 3.1 cycle, before I was permanently working wiht wlan, now I always > plug in the cable. > > If there is any way to track down this, or any suggestions how I can > debug it, please let me know. > > Hardware: Sony VGN-Z11, Intel(R) WiFi Link 5100 AGN, REV=0x54 > L1 Enabled; Disabling L0S > device EEPROM VER=0x11e, CALIB=0x4 > Device SKU: 0Xf0 > Tunable channels: 13 802.11bg, 24 802.11a channels > loaded firmware version 8.83.5.1 build 33692 (EXP) > > > On the other hand, the same laptop with the very same configuration > works very nicely in my flat's wlan, which is some dirt cheap Japanese > only wlan router. > There have been recent issues in 3.1-rc9 reported with iwlagn, see the thread at https://lkml.org/lkml/2011/10/15/107 even though you have different hardware. Adding Wey-Yi Guy from Intel and the linux-wireless mailing list to the cc. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
