Public bug reported:
[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.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Invalid
** Affects: linux (Ubuntu Focal)
Importance: High
Assignee: Thadeu Lima de Souza Cascardo (cascardo)
Status: New
** Affects: linux (Ubuntu Groovy)
Importance: High
Assignee: Thadeu Lima de Souza Cascardo (cascardo)
Status: New
** Also affects: linux (Ubuntu Groovy)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Status: New => Invalid
** Changed in: linux (Ubuntu Focal)
Importance: Undecided => High
** Changed in: linux (Ubuntu Groovy)
Importance: Undecided => High
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo)
** Changed in: linux (Ubuntu Groovy)
Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo)
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https://bugs.launchpad.net/bugs/1920995
Title:
selftests: bpf verifier fails after sanitize_ptr_alu fixes
Status in linux package in Ubuntu:
Invalid
Status in linux source package in Focal:
New
Status in linux source package in Groovy:
New
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.
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https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1920995/+subscriptions
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