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Posted to issues@trafficserver.apache.org by "Zhao Yongming (JIRA)" <ji...@apache.org> on 2013/07/06 13:53:48 UTC
[jira] [Created] (TS-2004) Crash report: DLL::insert
Zhao Yongming created TS-2004:
---------------------------------
Summary: Crash report: DLL<RamCacheLRUEntry, RamCacheLRUEntry::Link_size_link>::insert
Key: TS-2004
URL: https://issues.apache.org/jira/browse/TS-2004
Project: Traffic Server
Issue Type: Bug
Components: Cache
Reporter: Zhao Yongming
got an Ram cache LRU crash, log here for later follow up.
{code}
Program terminated with signal 11, Segmentation fault.
#0 0x00000000006d57e4 in DLL<RamCacheLRUEntry, RamCacheLRUEntry::Link_size_link>::insert (this=0x2b37299087c8,
e=0x2b3714203e20, after=0x2b37299087e0) at ../../lib/ts/List.h:202
202 if (next(e)) prev(next(e)) = e;
Missing separate debuginfos, use: debuginfo-install expat-2.0.1-9.1.el6.x86_64 glibc-2.12-1.47.el6.x86_64 keyutils-lib4
(gdb) bt
#0 0x00000000006d57e4 in DLL<RamCacheLRUEntry, RamCacheLRUEntry::Link_size_link>::insert (this=0x2b37299087c8,
e=0x2b3714203e20, after=0x2b37299087e0) at ../../lib/ts/List.h:202
#1 0x00000000006d5443 in Queue<RamCacheLRUEntry, RamCacheLRUEntry::Link_size_link>::insert (this=0x2b37299087c8,
e=0x2b3714203e20, after=0x2b37299087e0) at ../../lib/ts/List.h:244
#2 0x00000000006d4d98 in Queue<RamCacheLRUEntry, RamCacheLRUEntry::Link_size_link>::enqueue (this=0x2b37299087c8,
e=0x2b3714203e20) at ../../lib/ts/List.h:293
#3 0x00000000006d4472 in RamCacheLRU::put (this=0x2b372c108780, key=0x26b7500, data=0x2b38f8043370, len=2486330,
auxkey1=0, auxkey2=253484941) at RamCacheLRU.cc:198
#4 0x000000000069ec2b in CacheVC::handleReadDone (this=0x26b74c0, event=3900, e=0x26b7648) at Cache.cc:2336
#5 0x00000000004ed4a8 in Continuation::handleEvent (this=0x26b74c0, event=3900, data=0x26b7648)
at ../iocore/eventsystem/I_Continuation.h:146
#6 0x00000000006a479f in AIOCallbackInternal::io_complete (this=0x26b7648, event=1, data=0x2b378001c720)
at ../../iocore/aio/P_AIO.h:80
#7 0x00000000004ed4a8 in Continuation::handleEvent (this=0x26b7648, event=1, data=0x2b378001c720)
at ../iocore/eventsystem/I_Continuation.h:146
#8 0x0000000000713a4c in EThread::process_event (this=0x2b36e58f4010, e=0x2b378001c720, calling_code=1)
at UnixEThread.cc:142
#9 0x0000000000713c87 in EThread::execute (this=0x2b36e58f4010) at UnixEThread.cc:193
#10 0x0000000000712bfa in spawn_thread_internal (a=0x1cb2da0) at Thread.cc:88
#11 0x0000003d4b4077f1 in start_thread () from /lib64/libpthread.so.0
#12 0x0000003d4b0e570d in clone () from /lib64/libc.so.6
(gdb) l
197 DLL<C,L>::insert(C *e, C *after) {
198 if (!after) { push(e); return; }
199 prev(e) = after;
200 next(e) = next(after);
201 next(after) = e;
202 if (next(e)) prev(next(e)) = e;
203 }
204
205 //
206 // List descriptor for queue of objects of type C.
(gdb) p e
$1 = (RamCacheLRUEntry *) 0x2b3714203e20
(gdb) p *e
$2 = {key = {b = {2838449180001489673, 9234852465778727784}}, auxkey1 = 0, auxkey2 = 253484941,
lru_link = {<SLink<RamCacheLRUEntry>> = {next = 0x0}, prev = 0x2b375c28c510},
hash_link = {<SLink<RamCacheLRUEntry>> = {next = 0x0}, prev = 0x0}, size_link = {<SLink<RamCacheLRUEntry>> = {
next = 0xabcd1234}, prev = 0x2b37299087e0}, data = {m_ptr = 0x2b38f8043370}}
{code}
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