On 04/21/2010 11:13 PM, Leszek Urbanski wrote:
<[email protected]>; from Ryan Harper on Wed, Apr 21, 2010 at 
15:03:58 -0500

Debugging with mtrace() also pointed to the iovec code as the culprit.
I've not used mtrace before, could you dump your command invocation for
the list?  I know other's would be glad to see an example with kvm
#include<mcheck.c>, put mtrace() and muntrace() around the code in main()
in vl.c

export MALLOC_TRACE=/some/file

then run qemu with your usual options. After powering off the guest,
run "mtrace /path/to/qemu-binary /some/file" - it's a perl script that makes
the output more human readable.

It's a little tricky, though - remember that it will see most allocations
occurring in qemu-malloc.c - it only traces explicit glibc malloc() calls.

Does it show only the immediate caller, without a complete stack trace?

If so, that sucks.

--
error compiling committee.c: too many arguments to function

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