sometimes fbtracemgr segfaults when ending with ctrl+c
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Key: CORE-3487
URL: http://tracker.firebirdsql.org/browse/CORE-3487
Project: Firebird Core
Issue Type: Bug
Components: Engine
Affects Versions: 2.5.1
Environment: sles11, classic firebird, snapshot build 26275
Reporter: Paulius Pazera
Priority: Minor
make one connection with isql, do nothing in it, then start fbtracemgs and
ctrl+c it until you get segmentation fault:
aspdb1:/tmp # /opt/fb25/bin/fbtracemgr -se localhost/3055:service_mgr -user
sysdba -password masterkey -config /opt/fb25/fbtrace.conf -start
Trace session ID 2 started
^Caspdb1:/tmp # /opt/fb25/bin/fbtracemgr -se localhost/3055:service_mgr -user
sysdba -password masterkey -config /opt/fb25/fbtrace.conf -start
Trace session ID 3 started
^Caspdb1:/tmp # /opt/fb25/bin/fbtracemgr -se localhost/3055:service_mgr -user
sysdba -password masterkey -config /opt/fb25/fbtrace.conf -start
^CSegmentation fault (core dumped)
call stack was:
[New Thread 2008]
Core was generated by `/opt/fb25/bin/fbtracemgr -se localhost/3055:service_mgr
-user sysdba -password'.
Program terminated with signal 11, Segmentation fault.
#0 gds__log (text=0x7f08a24c1d18 "INET/inet_error: %s errno = %d") at
../src/include/../common/classes/alloc.h:408
408 ((MemoryBlock*) ((char*) block -
MEM_ALIGN(sizeof(MemoryBlock))))->mbk_pool->deallocate(block);
(gdb) bt
#0 gds__log (text=0x7f08a24c1d18 "INET/inet_error: %s errno = %d") at
../src/include/../common/classes/alloc.h:408
#1 0x00007f08a235b0c8 in inet_error (port=0x7f08a2991d00,
function=0x7f08a298d8b8 <Address 0x7f08a298d8b8 out of bounds>,
operation=335544726,
status=6433568) at ../src/remote/inet.cpp:2727
#2 0x00007f08a235c096 in packet_receive (port=0x7f08a2991d00,
buffer=0x7f08a298dc18 <Address 0x7f08a298dc18 out of bounds>,
buffer_length=<value optimized out>, length=0x7fffafe80e26) at
../src/remote/inet.cpp:3150
#3 0x00007f08a235c535 in inet_getbytes (xdrs=0x7f08a2991df0,
buff=0x7fffafe80e74 "", count=<value optimized out>) at
../src/remote/inet.cpp:2851
#4 0x00007f08a235ac0c in inet_getlong (xdrs=0x7f08a128ca00, lp=0x7fffafe80ea4)
at ../src/remote/inet.cpp:2667
#5 0x00007f08a236500a in xdr_enum (xdrs=0x7f08a128ca00, ip=0x7f08a2996338) at
../src/remote/xdr.cpp:340
#6 0x00007f08a2361eaa in xdr_protocol (xdrs=0x7f08a128ca00, p=0x7f08a298d8b8)
at ../src/remote/protocol.cpp:271
#7 0x00007f08a235acab in receive (main_port=0x7f08a2991d00,
packet=0x7f08a2996338) at ../src/remote/inet.cpp:2076
#8 0x00007f08a234f44c in receive_packet_noqueue (port=0x7f08a2991d00,
packet=0x7f08a2996338, user_status=<value optimized out>)
at ../src/remote/interface.cpp:6207
#9 0x00007f08a234f966 in receive_response (rdb=0x7f08a2996300,
packet=0x7f08a2996338) at ../src/remote/interface.cpp:6094
#10 0x00007f08a2350670 in info (user_status=0x7fffafe85400, rdb=0x7f08a2996300,
operation=<value optimized out>, object=<value optimized out>,
incarnation=<value optimized out>, item_length=<value optimized out>,
items=0x7fffafe854a0 "@\004", recv_item_length=2, recv_items=0x4177c9 "?\001",
buffer_length=16383, buffer=0x7fffafe81400 "") at
../src/remote/interface.cpp:5718
#11 0x00007f08a2358445 in REM_service_query (user_status=0x7fffafe85400,
svc_handle=<value optimized out>, item_length=8, items=0x7fffafe854a0 "@\004",
recv_item_length=<value optimized out>, recv_items=0x4177c9 "?\001",
buffer_length=<value optimized out>, buffer=0x7fffafe81400 "")
at ../src/remote/interface.cpp:4024
#12 0x00007f08a20da091 in isc_service_query (user_status=<value optimized out>,
handle=0x7fffafe86108, send_item_length=11040,
send_items=0x7fffafe854a0 "@\004", recv_item_length=2, recv_items=0x4177c9
"?\001", buffer_length=<value optimized out>, buffer=0x7fffafe81400 "")
at ../src/jrd/why.cpp:4726
#13 0x0000000000403ede in Firebird::TraceSvcUtil::runService (this=<value
optimized out>, spbSize=<value optimized out>, spb=<value optimized out>)
at ../src/utilities/fbtracemgr/traceMgrMain.cpp:245
#14 0x0000000000404bdd in Firebird::TraceSvcUtil::startSession
(this=0x7fffafe86100, session=@0x7fffafe85cc0)
at ../src/utilities/fbtracemgr/traceMgrMain.cpp:181
#15 0x000000000040fc0d in Firebird::fbtrace (uSvc=0x7f08a29882e0,
traceSvc=0x7fffafe86100) at ../src/jrd/trace/TraceCmdLine.cpp:459
#16 0x0000000000403cce in main (argc=<value optimized out>, argv=<value
optimized out>) at ../src/utilities/fbtracemgr/traceMgrMain.cpp:346
(gdb) quit
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