On Wed, Sep 9, 2026 at 3:04 AM Xuanqiang Luo <[email protected]> wrote: > > From: Xuanqiang Luo <[email protected]> > > Failed batched RTM_NEWACTION requests can leak action references and > reserved IDR indices when cleanup encounters a filter-bound action. > > Patch 1 fixes the failure cleanup. > > Patch 2 adds tc-testing regression coverage. > > Failure reproduction (key output excerpts): > > python3 tdc.py -f tc-tests/actions/gact-rollback.json > > not ok 1 e3b1 - Failed action batch releases a bound action reference > Could not match regex pattern. Verify command output: > [...] > index 1 ref 3 bind 1 > > not ok 2 e3b2 - Failed action batch releases entries after a bound action > Command exited with 255, expected 0 > RTNETLINK answers: Resource temporarily unavailable > We have an error talking to the kernel > > not ok 3 e3b3 - Failed action batch releases repeated references to a bound > action > Could not match regex pattern. Verify command output: > [...] > index 1 ref 4 bind 1 >
Thank you for providing a reproducer. For the series: Reviewed-by: Jamal Hadi Salim <[email protected]> cheers, jamal > Xuanqiang Luo (2): > net/sched: act_api: release all action references on NEWACTION failure > selftests: tc-testing: test action batch failure cleanup > > net/sched/act_api.c | 9 +-- > .../tc-tests/actions/gact-rollback.json | 78 +++++++++++++++++++ > 2 files changed, 80 insertions(+), 7 deletions(-) > create mode 100644 > tools/testing/selftests/tc-testing/tc-tests/actions/gact-rollback.json > > > base-commit: a401a9d547c50ef34db1088cc1fb9a201a7af657 > -- > 2.43.0 >
