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My OpenCL program was working normally until a software update. The log file
(/var/log/apt/history.log) contains:
Start-Date: 2020-01-16 12:48:13
Commandline: aptdaemon role='role-commit-packages' sender=':1.131'
Install: libllvm9:amd64 (1:9-2~ubuntu18.04.1, automatic), libclang-common-9-dev:
amd64 (1:9-2~ubuntu18.04.1, automatic)
Upgrade: libdrm-nouveau2:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubuntu1~18.04.1
), libclc-amdgcn:amd64 (0.2.0+git20190306-1~ubuntu18.04.1, 0.2.0+git20190827-1~u
buntu18.04.1), libclc-dev:amd64 (0.2.0+git20190306-1~ubuntu18.04.1, 0.2.0+git201
90827-1~ubuntu18.04.1), libclc-r600:amd64 (0.2.0+git20190306-1~ubuntu18.04.1, 0.
2.0+git20190827-1~ubuntu18.04.1), libdrm-amdgpu1:amd64 (2.4.97-1ubuntu1~18.04.1,
2.4.99-1ubuntu1~18.04.1), libdrm2:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubunt
u1~18.04.1), libdrm-intel1:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubuntu1~18.04
.1), libdrm-radeon1:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubuntu1~18.04.1), li
bdrm-dev:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubuntu1~18.04.1), libdrm-common
:amd64 (2.4.97-1ubuntu1~18.04.1, 2.4.99-1ubuntu1~18.04.1)
End-Date: 2020-01-16 12:48:35
The program prints out:
ac_rtld error: !s->is_rx
LLVM failed to upload shader
when clEnqueueNDRangeKernel is called.
It could be in any one of the packages that were upgraded or installed.
I chose libllvm9 because of the error message.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: libllvm9 1:9-2~ubuntu18.04.1
ProcVersionSignature: Ubuntu 4.15.0-74.84-lowlatency 4.15.18
Uname: Linux 4.15.0-74-lowlatency x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Jan 16 14:35:15 2020
InstallationDate: Installed on 2018-04-28 (628 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
SourcePackage: llvm-toolchain-9
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: mesa (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
--
openCL application gives error after update
https://bugs.launchpad.net/bugs/1860042
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is subscribed to mesa in Ubuntu.
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