glibc-2.5 test suite hangs/crashes the machine
Fabio Massimo Di Nitto
fabbione at ubuntu.com
Tue Oct 31 20:47:00 EST 2006
Benjamin Herrenschmidt wrote:
> On Mon, 2006-10-30 at 12:35 +0100, Fabio Massimo Di Nitto wrote:
>> Benjamin Herrenschmidt wrote:
>>> Does that patch fixes it ?
>> tested with kernel .17 and headers from .19 and the build hangs. Still tons of
>> Zl processes around.
>> On the note building with kernel .19 and .19 headers it all goes smooth.
> Ok, so there's a different issue from what I've found. You haven't by
> chance noted what those processes are (which test case typically) ?
> Also, there's a sysrq to get a backtrace of all pending processes,
> though I don't remember which one off the top of my mind, might be
> useful to have a look though.
After discussing with Ben on IRC i applied 69588298188b40ed7f75c98a6fd328d82f23ca21
to kernel .17 and glibc does build without zombie processes and no hang whatsoever.
I suggest to push this patch back to the stable kernel trees.
I'm going to make him an offer he can't refuse.
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