[GitHub] trafficserver issue #1443: Assert on null t_state.transact_return_point

[bryancall]

Github user bryancall closed the issue at:

https://github.com/apache/trafficserver/issues/1443


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[GitHub] trafficserver issue #1443: Assert on null t_state.transact_return_point

[bryancall]

Github user bryancall commented on the issue:

https://github.com/apache/trafficserver/issues/1443
  
Looks like this should be closed since the PR for it was merged.  Please 
reopen if need be.


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[GitHub] trafficserver issue #1443: Assert on null t_state.transact_return_point

[shinrich]

Github user shinrich commented on the issue:

https://github.com/apache/trafficserver/issues/1443
  
Tracked it down some more.  In this case, new remap rule is not found, and 
build_error_response is called to set the status of 404 with the reason of "Not 
Found".  But somehow the t_state.transaction_return_point is not updated.


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[GitHub] trafficserver issue #1443: Assert on null t_state.transact_return_point

[shinrich]

GitHub user shinrich opened an issue:

https://github.com/apache/trafficserver/issues/1443

Assert on null t_state.transact_return_point

Seeing this crash now after putting in work around for issue #1401.

```
#0  0x2b20159b7625 in raise () from /lib64/libc.so.6
#1  0x2b20159b8d8d in abort () from /lib64/libc.so.6
#2  0x2b20132c8a02 in ink_abort (message_format=0x2b20132de4f0 "%s:%d: 
failed assertion `%s`") at ink_error.cc:99
#3  0x2b20132c6106 in _ink_assert (expression=0x7d8b20 
"t_state.transact_return_point != nullptr", file=0x7d5e2c "HttpSM.cc", 
line=7197) at ink_assert.cc:37
#4  0x005fbbeb in HttpSM::call_transact_and_set_next_state 
(this=0x2b20c8096c00, f=0) at HttpSM.cc:7197
#5  0x005fbefe in HttpSM::set_next_state (this=0x2b20c8096c00) at 
HttpSM.cc:7253
#6  0x005fbd43 in HttpSM::call_transact_and_set_next_state 
(this=0x2b20c8096c00, f=0) at HttpSM.cc:7206
#7  0x005e7623 in HttpSM::handle_api_return (this=0x2b20c8096c00) 
at HttpSM.cc:1606
#8  0x005e7454 in HttpSM::state_api_callout (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1544
#9  0x005e6a22 in HttpSM::state_api_callback (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1340
#10 0x00536236 in TSHttpTxnReenable (txnp=0x2b20c8096c00, 
event=6) at InkAPI.cc:5883
#11 0x2e401263 in http_hook (contp=0x2204f40, event=60016, 
edata=0x2b20c8096c00) at INKPluginInit.cc:408
#12 0x0052a4d3 in INKContInternal::handle_event (this=0x2204f40, 
event=60016, edata=0x2b20c8096c00) at InkAPI.cc:1048
#13 0x0051592e in Continuation::handleEvent (this=0x2204f40, 
event=60016, data=0x2b20c8096c00)
at 
/home/shinrich/yats_build/trafficserver/iocore/eventsystem/I_Continuation.h:153
#14 0x0052acd3 in APIHook::invoke (this=0x2206f80, event=60016, 
edata=0x2b20c8096c00) at InkAPI.cc:1267
#15 0x005e7134 in HttpSM::state_api_callout (this=0x2b20c8096c00, 
event=0, data=0x0) at HttpSM.cc:1462
#16 0x005f4d91 in HttpSM::do_api_callout_internal 
(this=0x2b20c8096c00) at HttpSM.cc:5168
#17 0x00602fa3 in HttpSM::do_api_callout (this=0x2b20c8096c00) at 
HttpSM.cc:438
#18 0x005fbdb0 in HttpSM::set_next_state (this=0x2b20c8096c00) at 
HttpSM.cc:7239
#19 0x005fbd43 in HttpSM::call_transact_and_set_next_state 
(this=0x2b20c8096c00, f=0) at HttpSM.cc:7206
#20 0x005e7623 in HttpSM::handle_api_return (this=0x2b20c8096c00) 
at HttpSM.cc:1606
#21 0x005e7454 in HttpSM::state_api_callout (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1544
#22 0x005e6a22 in HttpSM::state_api_callback (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1340
#23 0x00536236 in TSHttpTxnReenable (txnp=0x2b20c8096c00, 
event=6) at InkAPI.cc:5883
#24 0x2fd35999 in carpPluginHook (contp=0x2204dc0, event=60002, 
edata=0x2b20c8096c00) at carp.cc:542
#25 0x0052a4d3 in INKContInternal::handle_event (this=0x2204dc0, 
event=60002, edata=0x2b20c8096c00) at InkAPI.cc:1048
#26 0x0051592e in Continuation::handleEvent (this=0x2204dc0, 
event=60002, data=0x2b20c8096c00)
at 
/home/shinrich/yats_build/trafficserver/iocore/eventsystem/I_Continuation.h:153
#27 0x0052acd3 in APIHook::invoke (this=0x2206f00, event=60002, 
edata=0x2b20c8096c00) at InkAPI.cc:1267
#28 0x005e7134 in HttpSM::state_api_callout (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1462
#29 0x005e6a22 in HttpSM::state_api_callback (this=0x2b20c8096c00, 
event=6, data=0x0) at HttpSM.cc:1340
#30 0x00536236 in TSHttpTxnReenable (txnp=0x2b20c8096c00, 
event=6) at InkAPI.cc:5883
#31 0x2e401263 in http_hook (contp=0x2204f40, event=60002, 
edata=0x2b20c8096c00) at INKPluginInit.cc:408
#32 0x0052a4d3 in INKContInternal::handle_event (this=0x2204f40, 
event=60002, edata=0x2b20c8096c00) at InkAPI.cc:1048
#33 0x0051592e in Continuation::handleEvent (this=0x2204f40, 
event=60002, data=0x2b20c8096c00)
at 
/home/shinrich/yats_build/trafficserver/iocore/eventsystem/I_Continuation.h:153
#34 0x0052acd3 in APIHook::invoke (this=0x2206fa0, event=60002, 
edata=0x2b20c8096c00) at InkAPI.cc:1267
#35 0x005e7134 in HttpSM::state_api_callout (this=0x2b20c8096c00, 
event=0, data=0x0) at HttpSM.cc:1462
#36 0x005f4d91 in HttpSM::do_api_callout_internal 
(this=0x2b20c8096c00) at HttpSM.cc:5168
#37 0x00602fa3 in HttpSM::do_api_callout (this=0x2b20c8096c00) at 
HttpSM.cc:438
#38 0x005fbdb0 in HttpSM::set_next_state (this=0x2b20c8096c00) at 
HttpSM.cc:7239
#39 0x005fbd43 in HttpSM::call_transact_and_set_next_state 
(this=0x2b20c8096c00, f=
0x60e8f0 ) at