Le jeudi 03 janvier 2013 à 10:19 +0100, Takashi Iwai a écrit : > At Fri, 28 Dec 2012 15:25:40 +0100, > Vincent Blut wrote: > > > > Hi, > > > > Since I updated to Linux 3.7.1, listening to some audio/video bits > > frequently cause the following: > > > > [ 7896.166946] hda-intel: azx_get_response timeout, switching to polling > > mode: last cmd=0x020c0000 > > [ 7897.173444] hda-intel: No response from codec, disabling MSI: last > > cmd=0x020c0000 > > [ 7898.179932] hda_intel: azx_get_response timeout, switching to > > single_cmd mode: last cmd=0x020c0000 > > [ 7898.179983] hda-codec: out of range cmd 0:0:20:400:fffff7ff > > [ 9445.034371] plugin-containe[5873]: segfault at 7f44bb95e639 ip > > 00007f44e454bca0 sp 00007f44c91165f8 error 4 in > > libc-2.13.so[7f44e442c000+180000] > > > > It seems to be a codec probing failure (?). This is really fatal because > > the sound become very choppy and can't recover until I reboot. > > I'll try to play with 'probe_mask' kernel parameter to see if I can > > narrow the correct codec slots! > > > > By the way I can't reproduce this on 3.6.9, so is there something that > > changed in this area in 3.7.1? > > If it's new in 3.7, this could be a regression by runtime D3. > Try to pass power_save_controller=0 option to snd-hda-intel module > (or change it via sysfs dynamically). > > > thanks, > > Takashi
Hi, That makes sense, however I can't reliably reproduce this so I'll report back later. Thanks and happy new year! Vincent -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
