[Alsa-user] Re: opl3sa2 crashes w/ 2.4.22 + alsa

[paul <pk...@um...>]

I just did a modprobe -v and found that the crash (shown below) occurs, 
more specifically, with the snd-timer.o module.

$lsmod
snd-timer 20644 1 (initializing)

paul wrote:
> Hello,
> 
> I'm getting a consistent crash w/this module on a Toshiba 3020ct laptop. 
> Sound worked last time I installed some time ago (early 2.4 kernel), 
> though the old modules were probably OSS.
> 
> The 2.4.22 kernel is from PlanetCCRMA (low-latency + pre-emptive 
> patches, etc).
> 
> The stock CCRMA distro comes w/0.96x-cvs alsa, so I upgraded to 0.98 
> only to get the same result.
> 
> (Regardless of whether there's a configuration problem, shouldn't the 
> module exit more politely?)
> 
> Included below are my modules.conf, followed by the crash itself:
> -----------
> $ cat modules.conf
> 
> alias usb-controller usb-ohci
> # ALSA
> alias char-major-116 snd
> alias snd-card-0 snd-opl3sa2
> 
> options snd-opl3sa2 isapnp=0 port=0x370 sb_port=0x220 wss_port=0x530 
> fm_port=0x388 midi_port=0x330 irq=5 dma1=1 dma2=0
> 
> # OSS compatibility
> alias char-major-14 soundcore
> alias sound-slot-0 snd-card-0
> 
> alias sound-service-0-0 snd-mixer-oss
> alias sound-service-0-1 snd-seq-oss
> alias sound-service-0-3 snd-pcm-oss
> alias sound-service-0-8 snd-seq-oss
> alias sound-service-0-12 snd-pcm-oss
> 
> ------------
> $ modprobe snd-opl3sa2
> 
> invalid operand: 0000
> CPU:    0
> EIP:    0010:[<c70b20ed>]    Not tainted
> EFLAGS: 00010287
> eax: 0000003f   ebx: c5262c00   ecx: 00000006   edx: 00000006
> esi: 00000040   edi: c5262c10   ebp: c70bc72a   esp: c18dbe80
> ds: 0018   es: 0018   ss: 0018
> Process modprobe (pid: 836, stackpage=c18db000)
> Stack: c18dbec0 00000000 c70ba2ce c5262c10 c70bc72a 00000040 c011f9e4 
> c29a5da0
>        00000001 00000001 c70b9000 c70ba6df 00000000 c70bc72a c18dbec0 
> c18dbef0
>        00000001 00000000 ffffffff 00000000 00000000 c70ae4c0 c14bec80 
> 00008124
> Call Trace:    [<c70ba2ce>] [<c70bc72a>] [<c011f9e4>] [<c70ba6df>] 
> [<c70bc72a>]
>   [<c70ae4c0>] [<c70ba831>] [<c70bc72a>] [<c70bc11b>] [<c70bc7bc>] 
> [<c011bf70>]
>   [<c70bcc88>] [<c70b9060>] [<c70bcbf0>] [<c70b9060>] [<c0108f53>]
> 
> Code: 0f 42 c1 8b 74 24 10 89 c1 c1 e9 02 f3 a5 a8 02 74 02 66 a5
>  <6>note: modprobe[836] exited with preempt_count 1
> 
>