Re: gcc 3.x build issue? (was: cat /proc/asound/version: "No such device": HELP!!)

[Takashi Iwai <tiwai@suse.de>]

Hi,

are you sure both all kernel sources and alsa drivers are compiled
with the same compiler?
you cannot mix gcc-2.x and gcc-3.x binaries for kernel.  the
combination likely causes oops.


Takashi

At Mon, 17 Feb 2003 20:11:13 +0100,
Andreas Mohr wrote:
> 
> > some info:
> > 
> > i use a toshiba s3000-214 with an intel8x0 audio device
> > 
> > with 0.9rc6 alsa was running fine
> > 
> > i run debian unstable.
> > 
> > 
> > these are the relevant (!) package:
> > 
> > andrea@nb-venturi:~$ dpkg -l | grep alsa-
> > ii  alsa-base      0.9.0rc7-2     ALSA driver common files
> > ii  alsa-headers   0.9.0rc7-2     ALSA driver header files
> > rc  alsa-modules-2 0.9+0beta10+5+ Advanced Linux Sound Architecture 
> > (drivers)
> > ii  alsa-source    0.9.0rc7-2     ALSA driver source
> > ii  alsa-utils     0.9.0rc7-1     Advanced Linux Sound Architecture (utils)
> > 
> > andrea@nb-venturi:~$ dpkg -l | grep gcc
> > ii  gcc            3.2.2-0        The GNU C compiler.
> > ii  gcc-2.95       2.95.4-15      The GNU C compiler.
> > ii  gcc-3.0        3.0.4-13       The GNU C compiler.
> > ii  gcc-3.0-base   3.0.4-14       The GNU Compiler Collection (base package)
> > ii  gcc-3.2        3.2.3-0pre1    The GNU C compiler
> > ii  gcc-3.2-base   3.2.3-0pre1    The GNU Compiler Collection (base package)
> > ii  libgcc1        3.2.3-0pre1    GCC support library
> > rc  libstlport4.5g 4.5.3-4        gcc3-version STLport C++ class library
> > ii  libstlport4.5g 4.5.3-5cjh2    STLport C++ class library compiled 
> > with gcc3
> > 
> > under /usr/src there was:
> > 
> > andrea@nb-venturi:~$ ls -l /usr/src/
> > totale 31756
> > -rw-r--r--    1 root     root      2157649 2003-02-07 12:16 
> > alsa-driver.tar.gz
> > 
> > that is the debian way to put source tarball to upgrade some driver..
> > 
> > i compiled the usual stuff /usr/src/modules/alsa-driver
> > 
> > ad i installed all the modules with "make install"
> > 
> > than, at next reboot, the /etc/init.d/alsa script failed to run because 
> > there was a small glitch at line 93: a missing double-quote around 
> > $alsa_version
> > 
> > the i had to add /etc/modutils/alsa with all the aliases for the modules 
> > and i was up & running, or, at least, i was thinking.. :-(
> > 
> > the snd-intel8x0 goes up, from dmesg:
> > 
> > PCI: Found IRQ 10 for device 00:1f.5
> > PCI: Sharing IRQ 10 with 00:1f.3
> > PCI: Sharing IRQ 10 with 00:1f.6
> > PCI: Sharing IRQ 10 with 02:01.0
> > PCI: Sharing IRQ 10 with 02:04.1
> > PCI: Setting latency timer of device 00:1f.5 to 64
> > intel8x0: clocking to 48000
> > 
> > but, if i try a "cat /proc/asound/version"
> > 
> > i get an oopps
> > =====================================
> >  <1>Unable to handle kernel NULL pointer dereference at virtual address 
> > 00000000
> >  printing eip:
> > c0115073
> > *pde = 00000000
> > Oops: 0000
> > CPU:    0
> > EIP:    0010:[<c0115073>]    Tainted: PF
> > EFLAGS: 00010097
> > eax: d2960584   ebx: d2960584   ecx: 00000000   edx: 00000003
> > esi: d2960588   edi: 00000001   ebp: c3391f30   esp: c3391f18
> > ds: 0018   es: 0018   ss: 0018
> > Process esd (pid: 4150, stackpage=c3391000)
> > Stack: cfe75960 c888b540 d296054c d2960588 00000286 00000003 c888b540 
> > d9b56451
> >        c142f360 00000286 cc0385a0 d2960400 cc0385a0 d2960400 d9b5835d 
> > d2960400
> >        c888b540 00000000 cc0385c0 c888b540 ca4e1060 c142f360 ca3ac3a0 
> > c0133444
> > Call Trace:    [<d9b56451>] [<d9b5835d>] [<c0133444>] [<c0132495>] 
> > [<c01324e3>]
> >   [<c0108547>]
> > 
> > Code: 8b 01 85 45 fc 74 4c 31 c0 9c 5e fa c7 01 00 00 00 00 83 79
> > ======================================
> Hmm, interesting. I assume your problem is very "similar"
> (mine just printed: "No such device").
> I just did what I had announced (recompile ALSA using older gcc versions
> installed on the system).
> root@note:/usr/src/system/CVS/alsa/alsa-driver# dpkg -l|grep gcc
> ii  altgcc         2.7.2.3-2      Alternate gcc package for the libc5 environm
> ii  gcc            3.2.2-0        The GNU C compiler.
> ii  gcc-2.95       2.95.4-15      The GNU C compiler.
> ii  gcc-3.0        3.0.4-0pre0201 The GNU C compiler.
> ii  gcc-3.0-base   3.0.4-14       The GNU Compiler Collection (base package)
> ii  gcc-3.2        3.2.2-0pre8    The GNU C compiler
> ii  gcc-3.2-base   3.2.2-0pre8    The GNU Compiler Collection (base package)
> ii  gcc272         2.7.2.3-18     The GNU C compiler.
> ii  libgcc1        3.2.3-0pre1    GCC support library
> 
> Using gcc-3.0 in Makefile.conf: failed.
> Using gcc-2.95 in Makefile.conf: SUCCESS!!
> 
> Sounds as if there might be a pretty severe gcc 3.x ALSA build problem...
> As I've got quite some time now, I'll try to nail it down somewhat.
> Any further helpful comments strongly appreciated...
> 
> Needless to say I'll concentrate on the info.c /proc support area...
> Maybe the various /proc parsing handlers inside that file get corrupted
> by some gcc optimization somehow...
> I'll add some traces to that file to find out more.
> 
> Andreas Mohr
> 
> 
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