Иногда когда вставляю USB устройства на передней панели компьютера отваливается звук. Вот выхлоп dmesg:
[ 1786.939665] scsi 6:0:0:0: Direct-Access Corsair Survivor 1100 PQ: 0 ANSI: 0 CCS
[ 1786.940090] sd 6:0:0:0: Attached scsi generic sg3 type 0
[ 1788.080047] sd 6:0:0:0: [sdc] 15663104 512-byte logical blocks: (8.01 GB/7.46 GiB)
[ 1788.081039] sd 6:0:0:0: [sdc] Write Protect is off
[ 1788.081041] sd 6:0:0:0: [sdc] Mode Sense: 43 00 00 00
[ 1788.081043] sd 6:0:0:0: [sdc] Assuming drive cache: write through
[ 1789.040088] snd_pcm_update_hw_ptr0: 147 callbacks suppressed
[ 1789.040091] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.040103] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.040113] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.235104] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.235115] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.235124] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.371672] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.371682] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.371692] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.371707] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1789.683675] sd 6:0:0:0: [sdc] Assuming drive cache: write through
[ 1789.683681] sdc: sdc1
[ 1789.686801] sd 6:0:0:0: [sdc] Assuming drive cache: write through
[ 1789.686805] sd 6:0:0:0: [sdc] Attached SCSI removable disk
[ 1794.071598] snd_pcm_update_hw_ptr0: 83 callbacks suppressed
[ 1794.071602] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1794.071614] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1794.071623] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1794.266615] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1794.266626] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
[ 1794.266636] ALSA sound/core/pcm_lib.c:318: BUG: pcmC0D0p:0, pos = 134193151, buffer size = 16384, period size = 8192
Fedora 14, PulseAudio, Creative Audigy. В чем может быть причина?