failed to create symbolic link '/lib/libcuda.so': Permission denied

[CoconutSweet999]

Solution to issue cannot be found in the documentation.

• I checked the documentation.

Issue

A non-root user of the server tries “ conda install” command and receives the following error:
ln: failed to create symbolic link '/lib/libcuda.so': Permission denied
what can I do?
Thanks!

Installed packages

# Name                    Version                   Build  Channel
_libgcc_mutex             0.1                        main  
_openmp_mutex             5.1                       1_gnu  
blas                      1.0                         mkl  
brotlipy                  0.7.0           py311h5eee18b_1002  
bzip2                     1.0.8                h7b6447c_0  
ca-certificates           2023.01.10           h06a4308_0  
certifi                   2022.12.7       py311h06a4308_0  
cffi                      1.15.1          py311h5eee18b_3  
charset-normalizer        2.0.4              pyhd3eb1b0_0  
cryptography              39.0.1          py311h9ce1e76_0  
cuda-cudart               11.8.89                       0    nvidia
cuda-cupti                11.8.87                       0    nvidia
cuda-libraries            11.8.0                        0    nvidia
cuda-nvrtc                11.8.89                       0    nvidia
cuda-nvtx                 11.8.86                       0    nvidia
cuda-runtime              11.8.0                        0    nvidia
ffmpeg                    4.3                  hf484d3e_0    pytorch
filelock                  3.9.0           py311h06a4308_0  
freetype                  2.12.1               h4a9f257_0  
giflib                    5.2.1                h5eee18b_3  
gmp                       6.2.1                h295c915_3  
gmpy2                     2.1.2           py311hc9b5ff0_0  
gnutls                    3.6.15               he1e5248_0  
idna                      3.4             py311h06a4308_0  
intel-openmp              2023.1.0         hdb19cb5_46305  
jinja2                    3.1.2           py311h06a4308_0  
jpeg                      9e                   h5eee18b_1  
lame                      3.100                h7b6447c_0  
lcms2                     2.12                 h3be6417_0  
ld_impl_linux-64          2.38                 h1181459_1  
lerc                      3.0                  h295c915_0  
libcublas                 11.11.3.6                     0    nvidia
libcufft                  10.9.0.58                     0    nvidia
libcufile                 1.6.1.9                       0    nvidia
libcurand                 10.3.2.106                    0    nvidia
libcusolver               11.4.1.48                     0    nvidia
libcusparse               11.7.5.86                     0    nvidia
libdeflate                1.17                 h5eee18b_0  
libffi                    3.4.4                h6a678d5_0  
libgcc-ng                 11.2.0               h1234567_1  
libgomp                   11.2.0               h1234567_1  
libiconv                  1.16                 h7f8727e_2  
libidn2                   2.3.2                h7f8727e_0  
libnpp                    11.8.0.86                     0    nvidia
libnvjpeg                 11.9.0.86                     0    nvidia
libpng                    1.6.39               h5eee18b_0  
libstdcxx-ng              11.2.0               h1234567_1  
libtasn1                  4.19.0               h5eee18b_0  
libtiff                   4.5.0                h6a678d5_2  
libunistring              0.9.10               h27cfd23_0  
libuuid                   1.41.5               h5eee18b_0  
libwebp                   1.2.4                h11a3e52_1  
libwebp-base              1.2.4                h5eee18b_1  
lz4-c                     1.9.4                h6a678d5_0  
markupsafe                2.1.1           py311h5eee18b_0  
mkl                       2023.1.0         h6d00ec8_46342  
mkl-service               2.4.0           py311h5eee18b_1  
mkl_fft                   1.3.6           py311ha02d727_1  
mkl_random                1.2.2           py311ha02d727_1  
mpc                       1.1.0                h10f8cd9_1  
mpfr                      4.0.2                hb69a4c5_1  
mpmath                    1.2.1           py311h06a4308_0  
ncurses                   6.4                  h6a678d5_0  
nettle                    3.7.3                hbbd107a_1  
networkx                  2.8.4           py311h06a4308_1  
numpy                     1.24.3          py311h08b1b3b_1  
numpy-base                1.24.3          py311hf175353_1  
nvcc_linux-64             10.1                hcaf9a05_10  
openh264                  2.1.1                h4ff587b_0  
openssl                   1.1.1t               h7f8727e_0  
pillow                    9.4.0           py311h6a678d5_0  
pip                       23.0.1          py311h06a4308_0  
pycparser                 2.21               pyhd3eb1b0_0  
pyopenssl                 23.0.0          py311h06a4308_0  
pysocks                   1.7.1           py311h06a4308_0  
python                    3.11.3               h7a1cb2a_0  
pytorch                   2.0.1           py3.11_cuda11.8_cudnn8.7.0_0    pytorch
pytorch-cuda              11.8                 h7e8668a_5    pytorch
pytorch-mutex             1.0                        cuda    pytorch
readline                  8.2                  h5eee18b_0  
requests                  2.29.0          py311h06a4308_0  
setuptools                66.0.0          py311h06a4308_0  
sqlite                    3.41.2               h5eee18b_0  
sympy                     1.11.1          py311h06a4308_0  
tbb                       2021.8.0             hdb19cb5_0  
tk                        8.6.12               h1ccaba5_0  
torchaudio                2.0.2               py311_cu118    pytorch
torchtriton               2.0.0                     py311    pytorch
torchvision               0.15.2              py311_cu118    pytorch
typing_extensions         4.5.0           py311h06a4308_0  
tzdata                    2023c                h04d1e81_0  
urllib3                   1.26.15         py311h06a4308_0  
wheel                     0.38.4          py311h06a4308_0  
xz                        5.4.2                h5eee18b_0  
zlib                      1.2.13               h5eee18b_0  
zstd                      1.5.5                hc292b87_0

Environment info

active environment : lanegcn
    active env location : /home/xcc/anaconda3/envs/lanegcn
            shell level : 2
       user config file : /home/xcc/.condarc
 populated config files : 
          conda version : 23.1.0
    conda-build version : 3.23.3
         python version : 3.10.9.final.0
       virtual packages : __archspec=1=x86_64
                          __glibc=2.31=0
                          __linux=5.15.0=0
                          __unix=0=0
       base environment : /home/xcc/anaconda3  (writable)
      conda av data dir : /home/xcc/anaconda3/etc/conda
  conda av metadata url : None
           channel URLs : https://repo.anaconda.com/pkgs/main/linux-64
                          https://repo.anaconda.com/pkgs/main/noarch
                          https://repo.anaconda.com/pkgs/r/linux-64
                          https://repo.anaconda.com/pkgs/r/noarch
          package cache : /home/xcc/anaconda3/pkgs
                          /home/xcc/.conda/pkgs
       envs directories : /home/xcc/anaconda3/envs
                          /home/xcc/.conda/envs
               platform : linux-64
             user-agent : conda/23.1.0 requests/2.28.1 CPython/3.10.9 Linux/5.15.0-69-generic ubuntu/20.04.4 glibc/2.31
                UID:GID : 1005:1005
             netrc file : None
           offline mode : False

[jakirkham]

What is echo "${CONDA_PREFIX}"? IOW have they activated the environment before installing?

[jakirkham]

Basically something is going wrong in this code path:

nvcc-feedstock/recipe/linux/activate.sh

Lines 109 to 126 in 04b48c9

	# Add $(libcuda.so) shared object stub to the compiler sysroot.
	# Needed for things that want to link to $(libcuda.so).
	# Stub is used to avoid getting driver code linked into binaries.
	if [[ ! -z "${CONDA_BUILD_SYSROOT+x}" ]]
	then
	mkdir -p "${CONDA_BUILD_SYSROOT}/lib"
	# Make a backup of $(libcuda.so)
	LIBCUDA_SO_CONDA_NVCC_BACKUP="${CONDA_BUILD_SYSROOT}/lib/libcuda.so-conda-nvcc-backup"
	if [[ -f "${CONDA_BUILD_SYSROOT}/lib/libcuda.so" ]]
	then
	mv -f "${CONDA_BUILD_SYSROOT}/lib/libcuda.so" "${LIBCUDA_SO_CONDA_NVCC_BACKUP}"
	fi
	ln -s "${LIBCUDA_STUB_FILE}" "${CONDA_BUILD_SYSROOT}/lib/libcuda.so"
	else
	mkdir -p "${CONDA_PREFIX}/lib/stubs"
	ln -sf "${LIBCUDA_STUB_FILE}" "${CONDA_PREFIX}/lib/stubs/libcuda.so"
	fi