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Posted to issues@trafficserver.apache.org by "Wei Sun (JIRA)" <ji...@apache.org> on 2014/11/18 14:36:34 UTC
[jira] [Updated] (TS-3201) ATS crash in PluginVC
[ https://issues.apache.org/jira/browse/TS-3201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wei Sun updated TS-3201:
------------------------
Affects Version/s: 5.0.0
> ATS crash in PluginVC
> ---------------------
>
> Key: TS-3201
> URL: https://issues.apache.org/jira/browse/TS-3201
> Project: Traffic Server
> Issue Type: Bug
> Affects Versions: 5.0.0
> Reporter: Wei Sun
>
> Intercept plugin crash when working with ats-5.0.
> {code}
> #0 0x00000000004e0f80 in Ptr<IOBufferBlock>::operator IOBufferBlock* (
> this=0x38) at ../lib/ts/Ptr.h:326
> #1 0x00000000004f52dc in IOBufferReader::skip_empty_blocks (
> this=0x2b4bec073718) at ../iocore/eventsystem/P_IOBuffer.h:551
> #2 0x0000000000532c04 in IOBufferReader::block_read_avail (
> this=0x2b4bec073718) at ../iocore/eventsystem/P_IOBuffer.h:604
> #3 0x000000000052ffce in PluginVC::transfer_bytes (this=0x2b4b88586768,
> transfer_to=0x2b4b6806c440, transfer_from=0x2b4bec073718, act_on=943)
> at PluginVC.cc:438
> #4 0x0000000000530d7b in PluginVC::process_read_side (this=0x2b4b88586768,
> other_side_call=true) at PluginVC.cc:655
> #5 0x00000000005307fe in PluginVC::process_write_side (this=0x2b4b88586580,
> other_side_call=false) at PluginVC.cc:567
> #6 0x000000000052f5a0 in PluginVC::main_handler (this=0x2b4b88586580,
> event=1, data=0x2b4b1426a060) at PluginVC.cc:212
> #7 0x00000000004f4f18 in Continuation::handleEvent (this=0x2b4b88586580,
> event=1, data=0x2b4b1426a060) at ../iocore/eventsystem/I_Continuation.h:146
> #8 0x0000000000753d62 in EThread::process_event (this=0x2b4aed111010,
> e=0x2b4b1426a060, calling_code=1) at UnixEThread.cc:145
> #9 0x0000000000753f30 in EThread::execute (this=0x2b4aed111010)
> at UnixEThread.cc:196
> #10 0x00000000007532c0 in spawn_thread_internal (a=0x2bddf50) at Thread.cc:88
> #11 0x00002b4ad0c8c9d1 in start_thread () from /lib64/libpthread.so.0
> #12 0x0000003f09ae8b7d in clone () from /lib64/libc.so.6
> (gdb) up 3
> #3 0x000000000052ffce in PluginVC::transfer_bytes (this=0x2b4b88586768,
> transfer_to=0x2b4b6806c440, transfer_from=0x2b4bec073718, act_on=943)
> at PluginVC.cc:438
> 438 PluginVC.cc: No such file or directory.
> in PluginVC.cc
> (gdb) p transfer_from
> $1 = (IOBufferReader *) 0x2b4bec073718
> (gdb) p *transfer_from
> $2 = {accessor = 0x0, mbuf = 0x0, block = {m_ptr = 0x0}, start_offset = 0,
> size_limit = 9223372036854775807}
> {code}
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