Re: Alpha SMP problem

[Reto Baettig <baettig@scs.ch>]

Update: I just tested it on Alpha UP and everything's fine. It really
seems to be a SMP problem...

Reto Baettig wrote:
> 
> Hi
> 
> I have a problem whith Alpha SMP's which seems to be kernel-related. I
> discussed this on the bug-glibc list but everybody seems to agree that
> it cannot be a libc problem.
> 
> I attached a little testprogram which reproduces the bug in < 1Minute.
> BUT: IT MUST BE STARTED AT LEAST TWICE!
> 
> The strange thing is that a single instance of the program runs just
> fine. When I start the program a second time, I get segfaults and/or
> stuck threads.
> 
> We could reproduce this behaviour on different Machines, both with linux
> 2.2.14 and 2.4.0-test10, but
> ONLY ON ALPHA SMP MACHINES.
> 
> Here's my configuration:
> 
> Linux reto1 2.4.0-test10 #2 SMP Tue Oct 31 19:39:51 PST 2000 alpha
> unknown
>                             ^^^                              ^^^^^
> Kernel modules         2.3.19
> Gnu C                  egcs-2.91.66
> Gnu Make               3.78.1
> Binutils               2.9.5.0.22
> Linux C Library        2.1.3
> Dynamic linker         ldd (GNU libc) 2.1.3
> Procps                 2.0.6
> Mount                  2.10f
> Net-tools              1.54
> Console-tools          0.3.3
> Sh-utils               2.0
> Modules Loaded         nfs lockd sunrpc
> 
> Any ideas?
> 
> Please tell me when you need more information, or give me some pointers
> where I could start to dig...
> 
> TIA
> 
> Reto
> 
>   ------------------------------------------------------------------------
>                      Name: malloctest.tgz
>    malloctest.tgz    Type: unspecified type (application/octet-stream)
>                  Encoding: base64
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