[ tcl-Bugs-2891556 ] segfault in test encoding-24.2 (8.5)

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Bugs item #2891556, was opened at 2009-11-03 23:15
Message generated for change (Settings changed) made by dkf
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>Category: 10. Objects
Group: current: 8.5.7
Status: Open
Resolution: None
Priority: 9
Private: No
Submitted By: Joe Mistachkin (mistachkin)
>Assigned to: miguel sofer (msofer)
Summary: segfault in test encoding-24.2 (8.5)

Initial Comment:
This crash is with Tcl 8.5 (core-8-5-branch, threaded debug build),

-DTCL_MEM_DEBUG -DTCL_COMPILE_DEBUG
-DTCL_COMPILE_STATS -DTCL_THREADS=1 -DUSE_THREAD_ALLOC=1

==== encoding-24.2 EscapeFreeProc on open channels FAILED
==== Contents of test case:

    viewable [exec [interpreter] $file]

---- Test generated error; Return code was: 1
---- Return code should have been one of: 0 2
---- errorInfo: ab$B8C$(DD%(Bg
child killed: segmentation violation
    while executing
"exec [interpreter] $file"
    ("uplevel" body line 2)
    invoked from within
"uplevel 1 $script"
---- errorCode: CHILDKILLED 1360 SIGSEGV {segmentation violation}
==== encoding-24.2 FAILED

stack trace:

> tcl85tg.dll!FreeEncoding(Tcl_Encoding_ * encoding=0x00aae0d0)  Line 848 + 0x3 bytes C
  tcl85tg.dll!EscapeFreeProc(void * clientData=0x00ab0360)  Line 3398 + 0xc bytes C
  tcl85tg.dll!FreeEncoding(Tcl_Encoding_ * encoding=0x00ab0790)  Line 851 + 0x11 bytes C
  tcl85tg.dll!TclFinalizeEncodingSubsystem()  Line 670 + 0xc bytes C
  tcl85tg.dll!Tcl_Finalize()  Line 1113 C
  tcl85tg.dll!Tcl_Exit(int status=0x00000000)  Line 908 C
  tcl85tg.dll!Tcl_ExitObjCmd(void * dummy=0x00000000, Tcl_Interp * interp=0x00a2c4b0, int objc=0x00000001, Tcl_Obj * const * objv=0x00a30250)  Line 727 + 0x9 bytes C
  tcl85tg.dll!TclEvalObjvInternal(Tcl_Interp * interp=0x00a2c4b0, int objc=0x00000001, Tcl_Obj * const * objv=0x00a30250, const char * command=0x00a980f8, int length=0x00000005, int flags=0x00000000)  Line 3689 + 0x1d bytes C
  tcl85tg.dll!TclEvalEx(Tcl_Interp * interp=0x00a2c4b0, const char * script=0x00a980b8, int numBytes=0x0000004a, int flags=0x00000000, int line=0x00000004, int * clNextOuter=0x00000000, const char * outerScript=0x00a980b8)  Line 4387 + 0x21 bytes C
  tcl85tg.dll!Tcl_EvalEx(Tcl_Interp * interp=0x00a2c4b0, const char * script=0x00a980b8, int numBytes=0x0000004a, int flags=0x00000000)  Line 4043 + 0x1d bytes C
  tcl85tg.dll!Tcl_FSEvalFileEx(Tcl_Interp * interp=0x00a2c4b0, Tcl_Obj * pathPtr=0x00a8b4d8, const char * encodingName=0x00000000)  Line 1814 + 0x13 bytes C
  tcl85tg.dll!Tcl_Main(int argc=0xffffffff, char * * argv=0x00a27f98, int (Tcl_Interp *)* appInitProc=0x004165d0)  Line 441 + 0x11 bytes C
  tcltest.exe!main(int argc=0x00000002, char * * argv=0x00a27f90)  Line 102 + 0x15 bytes C
  tcltest.exe!__tmainCRTStartup()  Line 586 + 0x19 bytes C
  tcltest.exe!mainCRTStartup()  Line 403 C
  kernel32.dll!7c817077()
  [Frames below may be incorrect and/or missing, no symbols loaded for kernel32.dll]


----------------------------------------------------------------------

Comment By: Don Porter (dgp)
Date: 2009-11-04 17:48

Message:

Is this a new failure?  Since when?


----------------------------------------------------------------------

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