canonical-ubuntu-qa team mailing list archive

[Po-Hsu Lin <2024175@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Like bug 2023680, which is for ARM64 instances

This test_verifier test in ubuntu_bpf is also failing sub-test 192 and
467, but with AMD64 (passed with AWS / Azure AMD64 instances) on L-gcp /
L-oracle.

 #192/p bpf_get_task_stack return R0 range is refined FAIL
 Failed to load prog 'Permission denied'!
 func 'bpf_iter_task' arg0 has btf_id 141654 type STRUCT 'bpf_iter_meta'
 cannot access ptr member buf with moff 0 in struct seq_file with off 0 size 1
 R1 is of type seq_file but seq_file is expected
 verification time 903 usec
 stack depth 8
 processed 27 insns (limit 1000000) max_states_per_insn 0 total_states 2 peak_states 2 mark_read 2

 #467/p d_path accept FAIL
 Failed to load prog 'Permission denied'!
 func 'dentry_open' arg0 has btf_id 154800 type STRUCT 'path'
 cannot access ptr member mnt with moff 0 in struct path with off 0 size 1
 R1 is of type path but path is expected
 verification time 970 usec
 stack depth 8
 processed 7 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0

** Affects: ubuntu-kernel-tests
     Importance: Undecided
         Status: New


** Tags: 6.2 amd64 gcp lunar oracle sru-20230515 ubuntu-bpf

** Summary changed:

-  test_verifier in ubuntu_bpf fails - Permission denied on AMD64 (L-GCP only)
+ test_verifier in ubuntu_bpf fails - Permission denied on AMD64 (L-GCP and L-oracle only)

** Summary changed:

- test_verifier in ubuntu_bpf fails - Permission denied on AMD64 (L-GCP and L-oracle only)
+ test_verifier in ubuntu_bpf fails - Permission denied on AMD64 (L-gcp and L-oracle only)

** Description changed:

  Like bug 2023680, which is for ARM64 instances
  
  This test_verifier test in ubuntu_bpf is also failing with the same sub-
- tests, but with AMD64 (passed with AMD64 instances on other clouds) on
- L-gcp
+ tests, but with AMD64 (passed with AWS / Azure AMD64 instances) on L-gcp
+ / L-oracle.
  
-  #192/p bpf_get_task_stack return R0 range is refined FAIL
-  Failed to load prog 'Permission denied'!
-  func 'bpf_iter_task' arg0 has btf_id 141654 type STRUCT 'bpf_iter_meta'
-  cannot access ptr member buf with moff 0 in struct seq_file with off 0 size 1
-  R1 is of type seq_file but seq_file is expected
-  verification time 903 usec
-  stack depth 8
-  processed 27 insns (limit 1000000) max_states_per_insn 0 total_states 2 peak_states 2 mark_read 2
+  #192/p bpf_get_task_stack return R0 range is refined FAIL
+  Failed to load prog 'Permission denied'!
+  func 'bpf_iter_task' arg0 has btf_id 141654 type STRUCT 'bpf_iter_meta'
+  cannot access ptr member buf with moff 0 in struct seq_file with off 0 size 1
+  R1 is of type seq_file but seq_file is expected
+  verification time 903 usec
+  stack depth 8
+  processed 27 insns (limit 1000000) max_states_per_insn 0 total_states 2 peak_states 2 mark_read 2
  
-  #467/p d_path accept FAIL
-  Failed to load prog 'Permission denied'!
-  func 'dentry_open' arg0 has btf_id 154800 type STRUCT 'path'
-  cannot access ptr member mnt with moff 0 in struct path with off 0 size 1
-  R1 is of type path but path is expected
-  verification time 970 usec
-  stack depth 8
-  processed 7 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0
+  #467/p d_path accept FAIL
+  Failed to load prog 'Permission denied'!
+  func 'dentry_open' arg0 has btf_id 154800 type STRUCT 'path'
+  cannot access ptr member mnt with moff 0 in struct path with off 0 size 1
+  R1 is of type path but path is expected
+  verification time 970 usec
+  stack depth 8
+  processed 7 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0

** Tags added: oracle

** Description changed:

  Like bug 2023680, which is for ARM64 instances
  
- This test_verifier test in ubuntu_bpf is also failing with the same sub-
- tests, but with AMD64 (passed with AWS / Azure AMD64 instances) on L-gcp
- / L-oracle.
+ This test_verifier test in ubuntu_bpf is also failing sub-test 192 and
+ 467, but with AMD64 (passed with AWS / Azure AMD64 instances) on L-gcp /
+ L-oracle.
  
   #192/p bpf_get_task_stack return R0 range is refined FAIL
   Failed to load prog 'Permission denied'!
   func 'bpf_iter_task' arg0 has btf_id 141654 type STRUCT 'bpf_iter_meta'
   cannot access ptr member buf with moff 0 in struct seq_file with off 0 size 1
   R1 is of type seq_file but seq_file is expected
   verification time 903 usec
   stack depth 8
   processed 27 insns (limit 1000000) max_states_per_insn 0 total_states 2 peak_states 2 mark_read 2
  
   #467/p d_path accept FAIL
   Failed to load prog 'Permission denied'!
   func 'dentry_open' arg0 has btf_id 154800 type STRUCT 'path'
   cannot access ptr member mnt with moff 0 in struct path with off 0 size 1
   R1 is of type path but path is expected
   verification time 970 usec
   stack depth 8
   processed 7 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0

-- 
You received this bug notification because you are a member of Canonical
Platform QA Team, which is subscribed to ubuntu-kernel-tests.
https://bugs.launchpad.net/bugs/2024175

Title:
  test_verifier in ubuntu_bpf fails - Permission denied on AMD64 (L-gcp
  and L-oracle only)

Status in ubuntu-kernel-tests:
  New

Bug description:
  Like bug 2023680, which is for ARM64 instances

  This test_verifier test in ubuntu_bpf is also failing sub-test 192 and
  467, but with AMD64 (passed with AWS / Azure AMD64 instances) on L-gcp
  / L-oracle.

   #192/p bpf_get_task_stack return R0 range is refined FAIL
   Failed to load prog 'Permission denied'!
   func 'bpf_iter_task' arg0 has btf_id 141654 type STRUCT 'bpf_iter_meta'
   cannot access ptr member buf with moff 0 in struct seq_file with off 0 size 1
   R1 is of type seq_file but seq_file is expected
   verification time 903 usec
   stack depth 8
   processed 27 insns (limit 1000000) max_states_per_insn 0 total_states 2 peak_states 2 mark_read 2

   #467/p d_path accept FAIL
   Failed to load prog 'Permission denied'!
   func 'dentry_open' arg0 has btf_id 154800 type STRUCT 'path'
   cannot access ptr member mnt with moff 0 in struct path with off 0 size 1
   R1 is of type path but path is expected
   verification time 970 usec
   stack depth 8
   processed 7 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/2024175/+subscriptions