deadlock
| From: | Sascha Schumann | Date: | Fri, 24 Sep 1999 22:00:35 +0000 |
| Subject: | deadlock | ||
| Groups: | php.version4 | ||
| Request: | Send a blank email to php-version4+get-4888@lists.php.net to get a copy of this message | ||
Hi,
while trying to get php4 + aolserver running, the following
situation occurs. ts_resource() is entered twice recursively,
thus leading to a deadlock. Any hints appreciated.
(gdb) bt
#0 0x4003a1bb in __sigsuspend (set=0xbf3ff910)
at ../sysdeps/unix/sysv/linux/sigsuspend.c:48
#1 0x40111f51 in __pthread_lock (lock=0x813f680, self=0xbf3ffe7c)
at restart.h:32
#2 0x4010f83a in __pthread_mutex_lock (mutex=0x813f670) at mutex.c:84
#3 0x401df787 in tsrm_mutex_lock (mutexp=0x813f670)
at /home/sascha/src/aol/../php4/TSRM/TSRM.c:357
#4 0x401df5d3 in ts_resource (id=4)
at /home/sascha/src/aol/../php4/TSRM/TSRM.c:209
#5 0x40190c66 in OnUpdateBool (entry=0x81423e0, new_value=0x401f5642 "1",
new_value_length=1, mh_arg1=0x4, mh_arg2=0x402299e0, mh_arg3=0x0)
at ../php4/php_ini.c:377
#6 0x401903d9 in php_ini_refresh_cache (p=0x81423e0) at ../php4/php_ini.c:131
#7 0x401ddad1 in zend_hash_apply (ht=0x40228ae0,
destruct=0x40190390 <php_ini_refresh_cache>)
at /home/sascha/src/aol/../php4/libzend/zend_hash.c:797
#8 0x4019040f in php_ini_refresh_caches () at ../php4/php_ini.c:139
#9 0x401894ad in php_new_thread_end_handler (thread_id=3076)
at ../php4/main.c:784
#10 0x401df5a4 in allocate_new_resource (thread_resources_ptr=0x813ad90,
thread_id=3076) at /home/sascha/src/aol/../php4/TSRM/TSRM.c:195
#11 0x401df5f8 in ts_resource (id=0)
at /home/sascha/src/aol/../php4/TSRM/TSRM.c:215
#12 0x401881e6 in request_handler (context=0x814d2d8, conn=0x82ebeb8)
at ../php4/aolserver.c:170
#13 0x8066377 in Ns_ConnRunRequest (conn=0x82ebeb8)
at /usr/local/sascha/aolserver3/nsd/op.c:202
--
Regards,
Sascha Schumann
Consultant