3 tests in test_verifier from ubuntu_bpf failed with D-KVM

Bug #1848005 reported by Po-Hsu Lin on 2019-10-14
12
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ubuntu-kernel-tests
Undecided
Unassigned
linux-kvm (Ubuntu)
Undecided
Unassigned
Disco
Undecided
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Bug Description

3 tests in test_verifier suite from ubuntu_bpf failed with Disco KVM kernel (5.0.0-1019-kvm):
  #180/p unpriv: check that printk is disallowed FAIL
  Failed to load prog 'Success'!
  0: (7a) *(u64 *)(r10 -8) = 0
  1: (bf) r1 = r10
  2: (07) r1 += -8
  3: (b7) r2 = 8
  4: (bf) r3 = r1
  5: (85) call bpf_trace_printk#6
  unknown func bpf_trace_printk#6

  #300/p prevent map lookup in sockmap Failed to create hash map 'Invalid argument'!
  FAIL
  Unexpected error message!
   EXP: cannot pass map_type 15 into func bpf_map_lookup_elem
   RES: fd -1 is not pointing to valid bpf_map

  fd -1 is not pointing to valid bpf_map
  #301/p prevent map lookup in sockhash Failed to create hash map 'Invalid argument'!
  FAIL
  Unexpected error message!
   EXP: cannot pass map_type 18 into func bpf_map_lookup_elem
   RES: fd -1 is not pointing to valid bpf_map

  fd -1 is not pointing to valid bpf_map

  Summary: 1070 PASSED, 106 SKIPPED, 3 FAILED

Please find the attachment for the complete test log.

ProblemType: Bug
DistroRelease: Ubuntu 19.04
Package: linux-image-5.0.0-1019-kvm 5.0.0-1019.20
ProcVersionSignature: User Name 5.0.0-1019.20-kvm 5.0.21
Uname: Linux 5.0.0-1019-kvm x86_64
ApportVersion: 2.20.10-0ubuntu27.1
Architecture: amd64
Date: Mon Oct 14 11:56:01 2019
SourcePackage: linux-kvm
UpgradeStatus: No upgrade log present (probably fresh install)

Po-Hsu Lin (cypressyew) wrote :
Po-Hsu Lin (cypressyew) wrote :

180 has passed with KVM 5.0.0-1021.22

#180/u unpriv: check that printk is disallowed OK

300 / 301 are still failing.

tags: added: 5.0 sru-20191021
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