[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This fix can be found in Jammy as well, mark this as fix-released. ** Changed in: linux (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1948351

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug was fixed in the package linux - 5.13.0-22.22 --- linux (5.13.0-22.22) impish; urgency=medium * impish/linux: 5.13.0-22.22 -proposed tracker (LP: #1949740) * Packaging resync (LP: #1786013) - debian/dkms-versions -- update from kernel-versions (main/2021.11.08) *

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug was fixed in the package linux - 5.11.0-41.45 --- linux (5.11.0-41.45) hirsute; urgency=medium * hirsute/linux: 5.11.0-41.45 -proposed tracker (LP: #1949801) * Packaging resync (LP: #1786013) - [Packaging] update Ubuntu.md - debian/dkms-versions -- update from

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug was fixed in the package linux - 5.4.0-91.102 --- linux (5.4.0-91.102) focal; urgency=medium * focal/linux: 5.4.0-91.102 -proposed tracker (LP: #1949840) * Packaging resync (LP: #1786013) - [Packaging] update Ubuntu.md - debian/dkms-versions -- update from

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug was fixed in the package linux - 4.15.0-163.171 --- linux (4.15.0-163.171) bionic; urgency=medium * bionic/linux: 4.15.0-163.171 -proposed tracker (LP: #1949874) * Packaging resync (LP: #1786013) - [Packaging] update Ubuntu.md - debian/dkms-versions -- update

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

confirmed fixed on impish 5.13.0-22.22 and focal 5.4.0-91.102 https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/s390x/l/linux/20211109_160610_20083@/log.gz https://autopkgtest.ubuntu.com/results/autopkgtest- focal/focal/ppc64el/l/linux/2029_042322_b4551@/log.gz ** Tags

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

Confirmed to be fixed on bionic/linux 4.15.0-163.171: https://autopkgtest.ubuntu.com/results/autopkgtest- bionic/bionic/ppc64el/l/linux/20211109_152821_48505@/log.gz 14:47:04 DEBUG| [stdout] selftests: test_bpf.sh 14:47:04 DEBUG| [stdout] 14:47:07 DEBUG|

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

In the ppc64el ADT tests (https://autopkgtest.ubuntu.com/results/autopkgtest- hirsute/hirsute/ppc64el/l/linux/2020_190628_a83f4@/log.gz) for hirsute:linux(5.11.0-41.45): 18:11:23 DEBUG| [stdout] # selftests: net: test_bpf.sh 18:11:23 DEBUG| [stdout] # test_bpf: ok 18:11:23 DEBUG| [stdout] ok

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug is awaiting verification that the linux/4.15.0-163.171 kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-bionic' to 'verification-done-bionic'. If the problem still exists,

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug is awaiting verification that the linux/5.4.0-91.102 kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-focal' to 'verification-done-focal'. If the problem still exists, change

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug is awaiting verification that the linux/5.11.0-41.45 kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-hirsute' to 'verification-done-hirsute'. If the problem still exists,

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

This bug is awaiting verification that the linux/5.13.0-22.22 kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-impish' to 'verification-done-impish'. If the problem still exists,

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

** Changed in: linux (Ubuntu Bionic) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Focal) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Hirsute) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Impish) Status:

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

** Changed in: linux (Ubuntu Hirsute) Importance: Undecided => Medium ** Changed in: linux (Ubuntu Hirsute) Status: New => In Progress ** Also affects: linux (Ubuntu Impish) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Impish) Importance: Undecided =>

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

** Description changed: + [Impact] + When doing MOD by 1 with a immediate/constant divisor on PPC, the JIT will produce code that returns the dividend, just like a division, instead of 0. + + Both eBPF and cBPF will fail as well when doing such operations. + + [Test case] + $ cat bpf-mod1.c +

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

** Also affects: linux (Ubuntu Hirsute) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1948351 Title: ppc64 BPF JIT mod by 1 will not return 0 To manage

[Bug 1948351] Re: ppc64 BPF JIT mod by 1 will not return 0

** Summary changed: - linux ADT test_bpf failure with linux/5.4.0-90.101 + ppc64 BPF JIT mod by 1 will not return 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1948351 Title: ppc64 BPF JIT mod