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https://issues.apache.org/jira/browse/TS-834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13050605#comment-13050605
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John Plevyak commented on TS-834:
---------------------------------
zym, do you still see this with the patch?
> Crash Report: InactivityCop::check_inactivity, event=2, UnixNet.cc:57
> ---------------------------------------------------------------------
>
> Key: TS-834
> URL: https://issues.apache.org/jira/browse/TS-834
> Project: Traffic Server
> Issue Type: Bug
> Components: Core
> Affects Versions: 3.1.0
> Environment: current trunk( the same time as v3.0), --enable-debug
> Reporter: Zhao Yongming
> Labels: UnixNet
> Attachments: TS-834.diff
>
>
> bt #1
> {code}
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x2aaaf4091b70,
> event=1, data=0x4b2d6d0) at I_Continuation.h:146
> 146 return (this->*handler) (event, data);
> (gdb) bt
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x2aaaf4091b70,
> event=1, data=0x4b2d6d0) at I_Continuation.h:146
> #1 0x00000000006ce196 in InactivityCop::check_inactivity (this=0x4b3f780,
> event=2, e=0x4b2d6d0) at UnixNet.cc:57
> #2 0x00000000004d2c5f in Continuation::handleEvent (this=0x4b3f780, event=2,
> data=0x4b2d6d0) at I_Continuation.h:146
> #3 0x00000000006f5830 in EThread::process_event (this=0x2aaaaae29010,
> e=0x4b2d6d0, calling_code=2) at UnixEThread.cc:140
> #4 0x00000000006f5b72 in EThread::execute (this=0x2aaaaae29010) at
> UnixEThread.cc:217
> #5 0x00000000004ff37d in main (argc=3, argv=0x7fff6f447418) at Main.cc:1958
> (gdb) info f
> Stack level 0, frame at 0x7fff6f446cb0:
> rip = 0x4d2c5c in Continuation::handleEvent(int, void*)
> (I_Continuation.h:146); saved rip 0x6ce196
> called by frame at 0x7fff6f446d00
> source language c++.
> Arglist at 0x7fff6f446ca0, args: this=0x2aaaf4091b70, event=1, data=0x4b2d6d0
> Locals at 0x7fff6f446ca0, Previous frame's sp is 0x7fff6f446cb0
> Saved registers:
> rbp at 0x7fff6f446ca0, rip at 0x7fff6f446ca8
> (gdb) x/80x this
> 0x2aaaf4091b70: 0x0076a830 0x00000000 0x006d1902 0x00000000
> 0x2aaaf4091b80: 0x00000000 0x00000000 0x0076a290 0x00000000
> 0x2aaaf4091b90: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091ba0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091bb0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091bc0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091bd0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091be0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091bf0: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c00: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c10: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c20: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c30: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c40: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c50: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c60: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c70: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c80: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091c90: 0x00000000 0x00000000 0x00000000 0x00000000
> 0x2aaaf4091ca0: 0x00000000 0x00000000 0x00000000 0x00000000
> {code}
> bt #2
> {code}
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x11ed6000,
> event=1, data=0x11cbc610) at I_Continuation.h:146
> 146 return (this->*handler) (event, data);
> (gdb) bt
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x11ed6000,
> event=1, data=0x11cbc610) at I_Continuation.h:146
> #1 0x00000000006ce196 in InactivityCop::check_inactivity
> (this=0x2aaaac001f50, event=2, e=0x11cbc610) at UnixNet.cc:57
> #2 0x00000000004d2c5f in Continuation::handleEvent (this=0x2aaaac001f50,
> event=2, data=0x11cbc610) at I_Continuation.h:146
> #3 0x00000000006f5830 in EThread::process_event (this=0x2aaaaaf2a010,
> e=0x11cbc610, calling_code=2) at UnixEThread.cc:140
> #4 0x00000000006f5b72 in EThread::execute (this=0x2aaaaaf2a010) at
> UnixEThread.cc:217
> #5 0x00000000006f5181 in spawn_thread_internal (a=0x11cadae0) at Thread.cc:88
> #6 0x00000030ec2064a7 in start_thread () from /lib64/libpthread.so.0
> #7 0x00000030eb6d3c2d in clone () from /lib64/libc.so.6
> (gdb) info f
> Stack level 0, frame at 0x4198df60:
> rip = 0x4d2c5c in Continuation::handleEvent(int, void*)
> (I_Continuation.h:146); saved rip 0x6ce196
> called by frame at 0x4198dfb0
> source language c++.
> Arglist at 0x4198df50, args: this=0x11ed6000, event=1, data=0x11cbc610
> Locals at 0x4198df50, Previous frame's sp is 0x4198df60
> Saved registers:
> rbp at 0x4198df50, rip at 0x4198df58
> (gdb) info args
> this = (Continuation * const) 0x11ed6000
> event = 1
> data = (void *) 0x11cbc610
> (gdb) p this->handler_name
> $1 = 0x76a290 "(NetVConnHandler) & UnixNetVConnection::startEvent"
> (gdb) p *this
> $2 = {<force_VFPT_to_top> = {_vptr.force_VFPT_to_top = 0x76a830}, handler =
> 0x6d1902 <UnixNetVConnection::startEvent(int, Event*)>,
> handler_name = 0x76a290 "(NetVConnHandler) &
> UnixNetVConnection::startEvent", mutex = {m_ptr = 0x0}, link =
> {<SLink<Continuation>> = {next = 0x0}, prev = 0x0}}
> {code}
> bt #3
> {code}
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x49083d0, event=1,
> data=0x2cc33d0) at I_Continuation.h:146
> 146 return (this->*handler) (event, data);
> (gdb) bt
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x49083d0, event=1,
> data=0x2cc33d0) at I_Continuation.h:146
> #1 0x00000000006ce196 in InactivityCop::check_inactivity (this=0x2cd5960,
> event=2, e=0x2cc33d0) at UnixNet.cc:57
> #2 0x00000000004d2c5f in Continuation::handleEvent (this=0x2cd5960, event=2,
> data=0x2cc33d0) at I_Continuation.h:146
> #3 0x00000000006f5830 in EThread::process_event (this=0x2aaaab22d010,
> e=0x2cc33d0, calling_code=2) at UnixEThread.cc:140
> #4 0x00000000006f5b72 in EThread::execute (this=0x2aaaab22d010) at
> UnixEThread.cc:217
> #5 0x00000000006f5181 in spawn_thread_internal (a=0x2cb4a70) at Thread.cc:88
> #6 0x0000003f58a064a7 in start_thread () from /lib64/libpthread.so.0
> #7 0x0000003f57ed3c2d in clone () from /lib64/libc.so.6
> (gdb) info f
> Stack level 0, frame at 0x420dbf60:
> rip = 0x4d2c5c in Continuation::handleEvent(int, void*)
> (I_Continuation.h:146); saved rip 0x6ce196
> called by frame at 0x420dbfb0
> source language c++.
> Arglist at 0x420dbf50, args: this=0x49083d0, event=1, data=0x2cc33d0
> Locals at 0x420dbf50, Previous frame's sp is 0x420dbf60
> Saved registers:
> rbp at 0x420dbf50, rip at 0x420dbf58
> (gdb) info args
> this = (Continuation * const) 0x49083d0
> event = 1
> data = (void *) 0x2cc33d0
> (gdb) p this->handler_name
> $1 = 0x76a740 "(NetVConnHandler) & UnixNetVConnection::mainEvent"
> {code}
> bt #4
> {code}
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x139cc980,
> event=1, data=0x1398d3d0) at I_Continuation.h:146
> 146 return (this->*handler) (event, data);
> (gdb) bt
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x139cc980,
> event=1, data=0x1398d3d0) at I_Continuation.h:146
> #1 0x00000000006ce196 in InactivityCop::check_inactivity
> (this=0x2aaaac0020a0, event=2, e=0x1398d3d0) at UnixNet.cc:57
> #2 0x00000000004d2c5f in Continuation::handleEvent (this=0x2aaaac0020a0,
> event=2, data=0x1398d3d0) at I_Continuation.h:146
> #3 0x00000000006f5830 in EThread::process_event (this=0x2aaaab22d010,
> e=0x1398d3d0, calling_code=2) at UnixEThread.cc:140
> #4 0x00000000006f5b72 in EThread::execute (this=0x2aaaab22d010) at
> UnixEThread.cc:217
> #5 0x00000000006f5181 in spawn_thread_internal (a=0x1397ea70) at Thread.cc:88
> #6 0x0000003c33c064a7 in start_thread () from /lib64/libpthread.so.0
> #7 0x0000003c330d3c2d in clone () from /lib64/libc.so.6
> (gdb) info f
> Stack level 0, frame at 0x42024f60:
> rip = 0x4d2c5c in Continuation::handleEvent(int, void*)
> (I_Continuation.h:146); saved rip 0x6ce196
> called by frame at 0x42024fb0
> source language c++.
> Arglist at 0x42024f50, args: this=0x139cc980, event=1, data=0x1398d3d0
> Locals at 0x42024f50, Previous frame's sp is 0x42024f60
> Saved registers:
> rbp at 0x42024f50, rip at 0x42024f58
> (gdb) info args
> this = (Continuation * const) 0x139cc980
> event = 1
> data = (void *) 0x1398d3d0
> (gdb) p this->handler_name
> $1 = 0xefbeaddeefbeadde <Address 0xefbeaddeefbeadde out of bounds>
> (gdb) p *this
> $2 = {<force_VFPT_to_top> = {_vptr.force_VFPT_to_top = 0x13d8afa1}, handler =
> 0xefbeaddeefbeadde, this adjustment -1171307680053154338,
> handler_name = 0xefbeaddeefbeadde <Address 0xefbeaddeefbeadde out of
> bounds>, mutex = {m_ptr = 0xefbeaddeefbeadde}, link = {<SLink<Continuation>>
> = {
> next = 0xefbeaddeefbeadde}, prev = 0xefbeaddeefbeadde}}
> {code}
> bt #5
> {code}
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x734a780, event=1,
> data=0x511a610) at I_Continuation.h:146
> 146 return (this->*handler) (event, data);
> (gdb) bt
> #0 0x00000000004d2c5c in Continuation::handleEvent (this=0x734a780, event=1,
> data=0x511a610) at I_Continuation.h:146
> #1 0x00000000006ce196 in InactivityCop::check_inactivity (this=0x512c6e0,
> event=2, e=0x511a610) at UnixNet.cc:57
> #2 0x00000000004d2c5f in Continuation::handleEvent (this=0x512c6e0, event=2,
> data=0x511a610) at I_Continuation.h:146
> #3 0x00000000006f5830 in EThread::process_event (this=0x2aaaaaf2a010,
> e=0x511a610, calling_code=2) at UnixEThread.cc:140
> #4 0x00000000006f5b72 in EThread::execute (this=0x2aaaaaf2a010) at
> UnixEThread.cc:217
> #5 0x00000000006f5181 in spawn_thread_internal (a=0x510bae0) at Thread.cc:88
> #6 0x00000030ec2064a7 in start_thread () from /lib64/libpthread.so.0
> #7 0x00000030eb6d3c2d in clone () from /lib64/libc.so.6
> (gdb) info f
> Stack level 0, frame at 0x40417f60:
> rip = 0x4d2c5c in Continuation::handleEvent(int, void*)
> (I_Continuation.h:146); saved rip 0x6ce196
> called by frame at 0x40417fb0
> source language c++.
> Arglist at 0x40417f50, args: this=0x734a780, event=1, data=0x511a610
> Locals at 0x40417f50, Previous frame's sp is 0x40417f60
> Saved registers:
> rbp at 0x40417f50, rip at 0x40417f58
> (gdb) p *this
> $1 = {<force_VFPT_to_top> = {_vptr.force_VFPT_to_top = 0x76b1391}, handler =
> 0xefbeaddeefbeadde, this adjustment -1171307680053154338,
> handler_name = 0xefbeaddeefbeadde <Address 0xefbeaddeefbeadde out of
> bounds>, mutex = {m_ptr = 0xefbeaddeefbeadde}, link = {<SLink<Continuation>>
> = {
> next = 0xefbeaddeefbeadde}, prev = 0xefbeaddeefbeadde}}
> (gdb)
> {code}
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