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[Bug 1958121] Re: test_bpf.sh unreliable on ppc64el and arm64

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Jürg Häfliger <1958121@xxxxxxxxxxxxxxxxxx>
Date: Fri, 18 Apr 2025 23:39:54 -0000
Reply-to: Bug 1958121 <1958121@xxxxxxxxxxxxxxxxxx>
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*** This bug is a duplicate of bug 1955011 ***
    https://bugs.launchpad.net/bugs/1955011

** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/1958121

Title:
  test_bpf.sh unreliable on ppc64el and arm64

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Incomplete

Bug description:
  kernel selftest net:test_bpf.sh can return the following error on
  ppc64el and arm64:

  10664 	  	02:12:25 DEBUG| [stdout] [ 1001.533842] test_bpf: #313 BPF_ATOMIC | BPF_W, BPF_ADD | BPF_FETCH: Test: 0x12 + 0xab = 0xbd 
    	  	10665 	  	02:12:25 DEBUG| [stdout] [ 1001.533855] bpf_jit: unknown atomic op code 01
    	  	10666 	  	02:12:25 DEBUG| [stdout] [ 1001.538305] FAIL to select_runtime err=-524

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