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From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.6) Gecko/20050323 Firefox/1.0.2 Fedora/1.0.2-1.3.1 Description of problem: After I installed the new kernel. (I used kernel-2.6.10-1.770_FC3 before) I did not hear any sound. I have a KT400 board. After switching to the old kernel the sound is still gone. Version-Release number of selected component (if applicable): kernel-2.6.11-1.14_FC3 How reproducible: Always Steps to Reproduce: 1. play a audio file Actual Results: audio file is played but no sound is heard. Expected Results: sound should be heared. Additional info: With the new kernel there is no PCM or Master Volume. some things fron lspci -v: 00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 50) Subsystem: ASRock Incorporation: Unknown device 9761 Flags: medium devsel, IRQ 3 I/O ports at dc00 [size=256] Capabilities: <available only to root> /sbin/lsmod |grep snd ~ snd_via82xx 27745 3 snd_ac97_codec 67489 1 snd_via82xx snd_pcm_oss 47989 0 snd_mixer_oss 17089 2 snd_pcm_oss snd_pcm 93001 4 snd_via82xx,snd_ac97_codec,snd_pcm_oss snd_timer 29125 1 snd_pcm snd_page_alloc 9541 2 snd_via82xx,snd_pcm gameport 4929 1 snd_via82xx snd_mpu401_uart 9025 1 snd_via82xx snd_rawmidi 25953 1 snd_mpu401_uart snd_seq_device 8525 1 snd_rawmidi snd 52645 12 snd_via82xx,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_mpu401_uart,snd_rawmidi,snd_seq_device soundcore 10017 2 snd PS: I also added a onboard MPU in the BIOS. Maybe this also changed some things. Fact is, the KT400 is not well supported by the new kernels, many people say this.
An update has been released for Fedora Core 3 (kernel-2.6.12-1.1372_FC3) which may contain a fix for your problem. Please update to this new kernel, and report whether or not it fixes your problem. If you have updated to Fedora Core 4 since this bug was opened, and the problem still occurs with the latest updates for that release, please change the version field of this bug to 'fc4'. Thank you.
the bugs seems to be resolved.