NetBSD Problem Report #59589

From john@klos.com  Mon Aug 11 15:23:20 2025
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Message-Id: <202508111523.57BFN4OD015193@daisy.zia.io>
Date: Mon, 11 Aug 2025 15:23:04 GMT
From: john@ziaspace.com
Reply-To: john@ziaspace.com
To: gnats-bugs@NetBSD.org
Subject: Linux emulation fails on y-cruncher
X-Send-Pr-Version: 3.95

>Number:         59589
>Category:       kern
>Synopsis:       Linux emulation fails to run modern  y-cruncher
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 11 15:25:00 +0000 2025
>Originator:     John Klos
>Release:        NetBSD 11.0_BETA
>Organization:

>Environment:


System: NetBSD 9700.zia.io 11.0_BETA NetBSD 11.0_BETA (GENERIC) #0: Sat Aug  9 01:00:44 UTC 2025  john@9700.zia.io:/usr/obj-amd64/sys/arch/amd64/compile/GENERIC amd64
Architecture: x86_64
Machine: amd64
>Description:

When trying to run static Linux binaries on amd64 with compat_linux loaded,
y-cruncher (https://numberworld.org/y-cruncher/) fails to run.
>How-To-Repeat:

ftp "https://cdn.numberworld.org/y-cruncher-downloads/y-cruncher%20v0.8.6.9545-static.tar.xz"
tar xzf y-cruncher\ v0.8.6.9545-static.tar.xz
cd y-cruncher\ v0.8.6.9545-static
./y-cruncher

Enter, enter, 0, 1, 10:

Uncaught std exception: Invalid argument


v0.8.5.9539-static:

Launching y-cruncher...
================================================================

terminate called after throwing an instance of 'std::system_error'
  what():  Invalid argument


Version v0.7.7.9501-static from 2019 works:

https://cdn.numberworld.org/y-cruncher-downloads/y-cruncher%20v0.7.7.9501-static.tar.xz


>Fix:


>Unformatted:

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