On Mon, 24 May 2004, Simon Matter wrote:
The backtrace is from RedHat 7.2 running ext3. Nothing special here. Switching back to 2.2.3 made it work again and I also don't see any corruption.
Are the backtraces and straces consistent in their content?
Here is an ltrace in case this helps:
[snip]
Ok, the problem seems to be that we're deleteing elements of the hash table in the middle of a call to hash_enumerate.
This isn't terribly good, but atleast I understand why its intermittant and why Ken and I probably can't reproduce it (we're lucky).
Can one of you try this patch to hash.c?
Index: hash.c =================================================================== RCS file: /afs/andrew.cmu.edu/system/cvs/src/cyrus/lib/hash.c,v retrieving revision 1.11 diff -u -r1.11 hash.c --- hash.c 22 Oct 2003 18:50:12 -0000 1.11 +++ hash.c 24 May 2004 13:57:06 -0000 @@ -300,7 +300,7 @@ void *rock) { unsigned i; - bucket *temp; + bucket *temp, *temp_next;
for (i=0;i<table->size; i++) { @@ -308,8 +308,9 @@ { for (temp = (table->table)[i]; NULL != temp; - temp = temp -> next) + temp = temp_next) { + temp_next = temp->next; func(temp -> key, temp->data, rock); } }
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Rob Siemborski * Andrew Systems Group * Cyert Hall 207 * 412-268-7456 Research Systems Programmer * /usr/contributed Gatekeeper
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