Public bug reported:
The ubuntu_bpf test could be built on Bionic, but not B-hwe-edge, it will fail
with:
BPF API too old
Complete build log:
(clone the kernel tree first)
$ cd linux/tools/testing/selftests/bpf
$ sudo make
readelf: Error: Missing knowledge of 32-bit reloc types used in DWARF sections
of machine number 247
readelf: Warning: unable to apply unsupported reloc type 10 to section
.debug_info
readelf: Warning: unable to apply unsupported reloc type 1 to section
.debug_info
readelf: Warning: unable to apply unsupported reloc type 10 to section
.debug_info
gcc -o
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/urandom_read
-static urandom_read.c -Wl,--build-id
make -C ../../../lib/bpf
OUTPUT=/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/
make[1]: Entering directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/lib/bpf'
Auto-detecting system features:
... libelf: [ on ]
... bpf: [ OFF ]
BPF API too old
Makefile:245: recipe for target 'bpfdep' failed
make[1]: *** [bpfdep] Error 1
make[1]: Leaving directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/lib/bpf'
Makefile:94: recipe for target
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/libbpf.a'
failed
make: ***
[/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/libbpf.a]
Error 2
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-5.0.0-14-generic 5.0.0-14.15~18.04.1+signed1
ProcVersionSignature: Ubuntu 5.0.0-14.15~18.04.1-generic 5.0.6
Uname: Linux 5.0.0-14-generic ppc64le
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: ppc64el
Date: Fri May 10 13:07:19 2019
ProcLoadAvg: 0.20 0.14 0.05 1/1274 5985
ProcLocks:
1: POSIX ADVISORY WRITE 1825 00:17:377 0 EOF
2: POSIX ADVISORY WRITE 3882 00:17:394 0 EOF
3: FLOCK ADVISORY WRITE 3429 00:17:507 0 EOF
4: POSIX ADVISORY WRITE 3875 00:17:584 0 EOF
5: FLOCK ADVISORY WRITE 4037 00:17:602 0 EOF
ProcSwaps:
Filename Type Size Used Priority
/swap.img file 8388544 0 -2
ProcVersion: Linux version 5.0.0-14-generic (buildd@bos02-ppc64el-014) (gcc
version 7.3.0 (Ubuntu 7.3.0-16ubuntu3)) #15~18.04.1-Ubuntu SMP Thu Apr 25
18:55:27 UTC 2019
SourcePackage: linux-signed-hwe-edge
UpgradeStatus: No upgrade log present (probably fresh install)
VarLogDump_list: total 0
cpu_cores: Number of cores present = 40
cpu_coreson: Number of cores online = 39
cpu_dscr: DSCR is 16
cpu_freq:
min: 2.862 GHz (cpu 79)
max: 2.946 GHz (cpu 81)
avg: 2.903 GHz
cpu_runmode:
Could not retrieve current diagnostics mode,
No kernel interface to firmware
cpu_smt: SMT=4
** Affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** Affects: linux-signed-hwe-edge (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug bionic package-from-proposed ppc64el uec-images
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1828570
Title:
Unable to build ubunut_bpf test on B-hwe-edge PowerPC
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