[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-16 Thread Christian Ehrhardt 
Oh I just read "Docker on Mac" plus the qemulation layer I assume through qemu-static, but it even isn't "our" qemu of Ubuntu then :-/ Not sure what to suggest, but just generally doe this trigger with all qemu's? -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-16 Thread Christian Ehrhardt 
Hi, to be sure - this is qemu-tcg (emulation) for ppc64 right? We hit quite some issues when glibc added new instructions, that qemu- tcg could not run it anymore. Newer qemu fixed that just to see 20.04 added even more instrcutions that now fail now. But the lessons learned is that TCG on ppc64

[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-10 Thread Robert C Jennings
This would be an issue for the package, I will close the track for cloud-images. ** Also affects: qemu (Ubuntu) Importance: Undecided Status: New ** Changed in: cloud-images Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-07 Thread Jakub Kaczmarzyk
Thank you. I have posted this as an issue on moby/qemu https://github.com/moby/qemu/issues/10 ** Bug watch added: github.com/moby/qemu/issues #10 https://github.com/moby/qemu/issues/10 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-07 Thread Daniel Axtens
Hi, I tested this on a real ppc64le machine: root@1325f5985861:/# python3 -c "import math; print(math.exp(-1))" 0.36787944117144233 root@1325f5985861:/# uname -a Linux 1325f5985861 5.4.0-21-generic #25+lp1866909v202004031128-Ubuntu SMP Fri Apr 3 18:38:30 UTC 202 ppc64le ppc64le ppc64le

[Bug 1871451] Re: powerpc segfault on exponential of negative in python

2020-04-07 Thread Jakub Kaczmarzyk
** Also affects: python3-defaults (Ubuntu) Importance: Undecided Status: New ** Description changed: When calculating the exponential of a negative number in python 3.6 with the Ubuntu 18.04 Docker image (ppcle64), I receive a segfault. ``` - python -c "import math;