selftests: bpf verifier fails after sanitize_ptr_alu fixes
Bug #1920995 reported by
Thadeu Lima de Souza Cascardo
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| linux (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
| Bionic |
Fix Released
|
High
|
Thadeu Lima de Souza Cascardo | ||
| Focal |
Fix Released
|
High
|
Thadeu Lima de Souza Cascardo | ||
| Groovy |
Fix Released
|
High
|
Thadeu Lima de Souza Cascardo | ||
Bug Description
[Impact]
bpf selftests will fail after applying fixes from 5.8.0-48 and 5.4.0-70.
[Fix]
Apply selftests fixes and bpf verifier simplification and hardening.
[Test Plan]
Ran the verifier test and other tests for the latest BPF fixes.
[Potential regression]
BPF programs that worked before may stop working or, worse, programs that should not be allowed may start working.
CVE References
| Changed in linux (Ubuntu Bionic): | |
| importance: | Undecided → High |
| assignee: | nobody → Thadeu Lima de Souza Cascardo (cascardo) |
| Changed in linux (Ubuntu Focal): | |
| status: | New → In Progress |
| Changed in linux (Ubuntu Groovy): | |
| status: | New → In Progress |
| Changed in linux (Ubuntu Bionic): | |
| status: | New → In Progress |
| Changed in linux (Ubuntu Groovy): | |
| status: | In Progress → Fix Committed |
| Changed in linux (Ubuntu Focal): | |
| status: | In Progress → Fix Committed |
| Changed in linux (Ubuntu Bionic): | |
| status: | In Progress → Fix Committed |
| tags: | added: kernel-daily-bug |
To post a comment you must log in.

Other kernels need to be tested, but may likely fail their tests too.