[Vm-dev] [OpenSmalltalk/opensmalltalk-vm] Segfault on starting Linux64 (#433)

Tom Beckmann notifications at github.com
Sat Oct 19 08:30:35 UTC 2019


Can confirm @theseion 's finding after a bisect. The crash does not occur on debug builds for me, unfortunately. This is the stack I get in a production build:

```
(gdb) bt
#0  0x0000555555a0003d in ?? ()
#1  0x0000555555b5e000 in ?? ()
#2  0x000055555560a1b1 in generateStackPointerCapture () at /home/tom/Code/squeak/opensmalltalk-vm/spur64src/vm/cogitX64SysV.c:7255
#3  initializeCodeZoneFromupTo (startAddress=<optimized out>, endAddress=93824996104024) at /home/tom/Code/squeak/opensmalltalk-vm/spur64src/vm/cogitX64SysV.c:7903
#4  0x00005555555b8559 in readImageFromFileHeapSizeStartingAt (f=<optimized out>, desiredHeapSize=<optimized out>, imageOffset=<optimized out>)
    at /home/tom/Code/squeak/opensmalltalk-vm/spur64src/vm/gcc3x-cointerp.c:20588
#5  0x00005555555894c0 in imgInit () at /home/tom/Code/squeak/opensmalltalk-vm/platforms/unix/vm/sqUnixMain.c:1971
#6  0x0000555555585c62 in main (argc=<optimized out>, argv=0x7fffffffd4a8, envp=<optimized out>) at /home/tom/Code/squeak/opensmalltalk-vm/platforms/unix/vm/sqUnixMain.c:2095
(gdb) 
```

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