Public bug reported:
Summary: 894 PASSED, 0 SKIPPED, 4 FAILED
Test 124, 126, 127 and 128 failed:
#124/p invalid read past end of SK_MSG FAIL
Unexpected error message!
EXP: R0 !read_ok
RES: 0: (61) r2 = *(u32 *)(r1 +60)
invalid bpf_context access off=60 size=4
0: (61) r2 = *(u32 *)(r1 +60)
invalid bpf_context access off=60 size=4
#125/p invalid read offset in SK_MSG OK
#126/p direct packet read for SK_MSG FAIL
Failed to load prog 'Permission denied'!
0: (79) r2 = *(u64 *)(r1 +0)
1: (79) r3 = *(u64 *)(r1 +4)
invalid bpf_context access off=4 size=8
#127/p direct packet write for SK_MSG FAIL
Failed to load prog 'Permission denied'!
0: (79) r2 = *(u64 *)(r1 +0)
1: (79) r3 = *(u64 *)(r1 +4)
invalid bpf_context access off=4 size=8
#128/p overlapping checks for direct packet access SK_MSG FAIL
Failed to load prog 'Permission denied'!
0: (79) r2 = *(u64 *)(r1 +0)
1: (79) r3 = *(u64 *)(r1 +4)
invalid bpf_context access off=4 size=8
This issue does not exist in B-4.18 AMD64, only spotted in i386
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.18.0-12-generic 4.18.0-12.13~18.04.2
ProcVersionSignature: User Name 4.18.0-12.13~18.04.2-generic 4.18.17
Uname: Linux 4.18.0-12-generic i686
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: i386
Date: Fri Nov 30 08:25:49 2018
SourcePackage: linux-hwe
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** Affects: linux-hwe (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug bionic i386 package-from-proposed uec-images
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1805994
Title:
Some SK_MSG related tests in ubuntu_bpf failed on i386 B-4.18
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