[Vm-dev] Recent Cog crashes with AndreasSystemProfiler
eliot.miranda at gmail.com
Sun Aug 16 20:38:55 UTC 2015
On Mon, Jul 20, 2015 at 10:16 AM, J. Vuletich (mail lists) <
juanlists at jvuletich.org> wrote:
> Hi Eliot, Folks,
> I found that recent Cog VMs crash when using AndreasSystemProfiler. I'm
> using Cuis https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev , but
> could reproduce the problem in Squeak4.6-15078 and AndreasSystemProfiler
> from http://ss3.gemstone.com/ss/AndreasSystemProfiler.html . I tried on
> Windows 7 and Linux Debian Jessie and saw similar behavior. I could try on
> a Mac if helpful.
Thanks, its on my list.
> To reproduce the problem, evaluate this, several times. Usually crashes
> after 4 or 5 tries:
> AndreasSystemProfiler spyOn:[10000 timesRepeat: [3.14159 printString]]
> This does _not_ crash in coglinux-15.22.3370 or cogwin-15.22.3370 (from
> June 4th). With this VM I can evaluate the expression over 40 times and
> never saw a crash.
> It does crash on the newer release: cogwin-15.24.3386 and
> coglinux-15.24.3386. It also crashes on the very latest cogwin-15.28.3410
> and coglinux-15.28.3410. I tried on one machine with Win7 and Linux and on
> another PC with Win7. Results were consistent.
> All the crash dumps are at
> The Linux crash files include these lines at the end:
> stack page bytes 4096 available headroom 2788 minimum unused
> headroom 3004
> (Segmentation fault)
> The Windows crash files include a "Stack backtrace" and a "Smalltalk stack
> Thanks in advance for your help.
> Juan Vuletich
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