--------------------------------------------------------------------
Unable to handle kernel paging request at virtual address d0c19000
printing eip:
d0a9f07b
*pde = 0c03e067
*pte = 00000000
Oops: 0000 [#1]
PREEMPT
CPU: 0
EIP: 0060:[<d0a9f07b>] Tainted: PF VLI
EFLAGS: 00210202
EIP is at resample_expand+0x34b/0x380 [snd_pcm_oss]
eax: d0a9f07b ebx: 00000001 ecx: 00051e16 edx: fca8fd4b
esi: d0c23ff6 edi: cc4bf20c ebp: d0c18ffe esp: c7e37e58
ds: 007b es: 007b ss: 0068
Process festival (pid: 1271, threadinfo=c7e36000 task=cdcdaca0)
Stack: d0a9c2f2 cc4bf180 cc3239e0 c7e37e84 0000fd4a c7e36000 ffffffff ceac5600
d0a9eea1 d0a9eff2 d0a9f07b cc4bf1f0 00000000 00000002 00000002 00000000
fd4bfd4b 000002a8 000017fd 00000800 cc4bf180 cc053a40 d0a9f56c cc4bf180
Call Trace:
[<d0a9c2f2>] snd_pcm_plug_playback_channels_mask+0x72/0xe0 [snd_pcm_oss]
[<d0a9eea1>] resample_expand+0x171/0x380 [snd_pcm_oss]
[<d0a9eff2>] resample_expand+0x2c2/0x380 [snd_pcm_oss]
[<d0a9f07b>] resample_expand+0x34b/0x380 [snd_pcm_oss]
[<d0a9f56c>] rate_transfer+0x5c/0x60 [snd_pcm_oss]
[<d0a9c6e7>] snd_pcm_plug_write_transfer+0x97/0x100 [snd_pcm_oss]
[<d0a983e0>] snd_pcm_oss_write2+0xd0/0x150 [snd_pcm_oss]
[<d0a98606>] snd_pcm_oss_write1+0x1a6/0x1d0 [snd_pcm_oss]
[<d0a9a713>] snd_pcm_oss_write+0x43/0x60 [snd_pcm_oss]
[<d0a9a6d0>] snd_pcm_oss_write+0x0/0x60 [snd_pcm_oss]
[<c014e6f8>] vfs_write+0xb8/0x130
[<c014e822>] sys_write+0x42/0x70
[<c0109107>] syscall_call+0x7/0xb
Code: 66 35 00 80 eb d4 8b 45 00 c1 e8 08 eb cc 8b 45 00 c1 e8 08 66 35 00 80 eb c2 8b 45 00 c1 e8 08 eb ba eb a6 eb b1 8b 55 00 eb bf <8b> 45 00 eb ac 0f b6 45 00 c1 e0 08 eb a3 81 fa 00 80 00 00 b8
<6>
Could you try the following patch? Note that this patch is a workaround for your hardware, but it does not fix the oops for other users (like the intel8x0 driver). I will work on this problem.
Jaroslav
Index: pcm_plugin.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/core/oss/pcm_plugin.c,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- pcm_plugin.c 7 Feb 2003 08:29:08 -0000 1.10
+++ pcm_plugin.c 21 Jul 2003 12:36:10 -0000 1.11
@@ -56,6 +56,17 @@
return 0;
}
+/*
+ * because some cards might have rates "very close", we ignore
+ * all "resampling" requests within +-5%
+ */
+static int rate_match(unsigned int src_rate, unsigned int dst_rate)
+{
+ unsigned int low = (src_rate * 95) / 100;
+ unsigned int high = (src_rate * 105) / 105;
+ return dst_rate >= low && dst_rate <= high;
+}
+
static int snd_pcm_plugin_alloc(snd_pcm_plugin_t *plugin, snd_pcm_uframes_t frames)
{
snd_pcm_plugin_format_t *format;
@@ -420,7 +431,7 @@
/* Format change (linearization) */
if ((srcformat.format != dstformat.format ||
- srcformat.rate != dstformat.rate ||
+ !rate_match(srcformat.rate, dstformat.rate) ||
srcformat.channels != dstformat.channels) &&
!snd_pcm_format_linear(srcformat.format)) {
if (snd_pcm_format_linear(dstformat.format))
@@ -468,7 +479,7 @@
ttable[v * sv + v] = FULL;
}
tmpformat.channels = dstformat.channels;
- if (srcformat.rate == dstformat.rate &&
+ if (rate_match(srcformat.rate, dstformat.rate) &&
snd_pcm_format_linear(dstformat.format))
tmpformat.format = dstformat.format;
err = snd_pcm_plugin_build_route(plug,
@@ -490,7 +501,7 @@
}
/* rate resampling */
- if (srcformat.rate != dstformat.rate) {
+ if (!rate_match(srcformat.rate, dstformat.rate)) {
tmpformat.rate = dstformat.rate;
if (srcformat.channels == dstformat.channels &&
snd_pcm_format_linear(dstformat.format))
----- Jaroslav Kysela <[EMAIL PROTECTED]> Linux Kernel Sound Maintainer ALSA Project, SuSE Labs
------------------------------------------------------- This SF.net email is sponsored by: VM Ware With VMware you can run multiple operating systems on a single machine. WITHOUT REBOOTING! Mix Linux / Windows / Novell virtual machines at the same time. Free trial click here: http://www.vmware.com/wl/offer/345/0 _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel
------------------------------------------------------- This SF.net email is sponsored by: VM Ware With VMware you can run multiple operating systems on a single machine. WITHOUT REBOOTING! Mix Linux / Windows / Novell virtual machines at the same time. Free trial click here: http://www.vmware.com/wl/offer/345/0 _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel
