[squeak-dev] ARMv8 linux VM segfault when scrolling MVC workspace
Bruce O'Neel
bruce.oneel at pckswarms.ch
Tue Dec 28 09:40:31 UTC 2021
HI,
I can repeat this on ARMv8 linux, but both ARMv6 linux and x86-64
linux are ok.
In my case the VM is self built from this commit hash
Date: Mon Dec 20 22:21:04 2021 CommitHash: 0cfe6c72e
using gcc 7.5.0 on a Ubuntu 18.04.6 system so not identical to Tim's.
cheers
bruce
On 2021-12-28T03:58:19.000+01:00, David T. Lewis <lewis at mail.msen.com>
wrote:
> On Mon, Dec 27, 2021 at 05:21:16PM -0800, tim Rowledge wrote:
>> I was just trying out a workspace in an MVC project for reasons
>> and discovered that (even with the latest
>> sqcogspur64ARMv8linuxht/lib/squeak/5.0-202112201228-64bit/squeak
>> VM) scrolling text in a workspace will cause a segfault. This is
>> running on a PI 4, 64bit release of Raspberry Pi OS, 20892 image.
>>
>> To test -
>> open an MVC project
>> open a Workspace - the location on screen does not appear to
>> matter
>> type a few characters with enough CRs to make the scrollbar
>> suasage smaller than the scrollbar
>> scroll using the sausage.
>> boom
>> pro$it?
>
> <snip>
>
>> Can anybody else see this? On any other cpu/OS?
>
> No problem for me on Intel linux64x64. I'm using a locally compiled
> VM but that is not likely to make a difference, so I expect that the
> issue is somehow ARM related. My image is 20901 running on:
>
> Virtual Machine
> ---------------
> /usr/local/lib/squeak/5.0-202112202121-64bit/squeak
> Open Smalltalk Cog[Spur] VM [CoInterpreterPrimitives *
> VMMaker.oscog-dtl.3123]
> Unix built on Dec 27 2021 12:51:27 Compiler: 4.2.1 Compatible Clang
> 3.8.0 (tags/RELEASE_380/final)
> platform sources revision VM: 202112202121
> lewis at lewis-Gazelle-Pro:squeak/git/opensmalltalk-vm Date: Mon Dec 20
> 22:21:04 2021 CommitHash: 0cfe6c7 Plugins: 202112202121
> lewis at lewis-Gazelle-Pro:squeak/git/opensmalltalk-vm
> CoInterpreter * VMMaker.oscog-dtl.3123 uuid:
> a0d4db62-a6ac-4d9c-ba51-5eec2ce0c415 Dec 27 2021
> StackToRegisterMappingCogit * VMMaker.oscog-dtl.3123 uuid:
> a0d4db62-a6ac-4d9c-ba51-5eec2ce0c415 Dec 27 2021
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