Dear LKML I get following warnings with Kernel 2.6.10-rc2-mm4: WARNING: /lib/modules/2.6.10-rc2-mm4/kernel/sound/pci/ac97/snd-ac97-codec.ko needs unknown symbol snd_ac97_restore_status WARNING: /lib/modules/2.6.10-rc2-mm4/kernel/sound/pci/ac97/snd-ac97-codec.ko needs unknown symbol snd_ac97_restore_iec958 I attached my dmesg and config file and here is the output of ver_linux: If some fields are empty or look unusual you may have an old version. Compare to the current minimal requirements in Documentation/Changes. Linux Loki.local 2.6.10-rc2-mm4 #1 Wed Dec 1 06:47:47 CET 2004 i686 i686 i386 GNU/Linux Gnu C 3.4.2 Gnu make 3.80 binutils 2.15.92.0.2 util-linux 2.12a mount 2.12a module-init-tools 3.1-pre5 e2fsprogs 1.35 pcmcia-cs 3.2.7 quota-tools 3.12. PPP 2.4.2 nfs-utils 1.0.6 Linux C Library 2.3.3 Dynamic linker (ldd) 2.3.3 Procps 3.2.3 Net-tools 1.60 Kbd 1.12 Sh-utils 5.2.1 Modules Loaded radeon drm parport_pc lp parport ipt_REJECT ipt_state ip_conntrack iptable_filter ip_tables binfmt_misc video thermal processor fan button usbhid uhci_hcd usbcore agpgart snd_rawmidi snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore snd_page_alloc ide_cd cdrom --Michael