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From Ruediger Pluem <>
Subject Re: proxy segfault in httpd-trunk
Date Tue, 14 May 2013 19:36:43 GMT
I guess a call to apr_global_mutex_child_init 	is missing in the child_init hook of mod_proxy.
BTW: I ask myself why we need a global mutex to protect a pool. Wouldn't a thread mutex be
Plus why are we not using the httpd mutex API to make the mutex method configurable?



Graham Leggett wrote:
> Hi all,
> I am currently getting a segfault in the proxy during httpd-test, it looks like conf->mutex
is being used before being initialised:
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000010
> 0x00000001007cc8c0 in apr_global_mutex_lock (mutex=0x0) at global_mutex.c:97
> 97	    if (mutex->thread_mutex) {
> (gdb) bt
> #0  0x00000001007cc8c0 in apr_global_mutex_lock (mutex=0x0) at global_mutex.c:97
> #1  0x0000000100159709 in ap_proxy_initialize_worker (worker=0x10108f460, s=0x10104cae0,
p=0x101051228) at proxy_util.c:1734
> Not sure if this rings a bell for anyone?
> Regards,
> Graham
> --

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