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| author | Jozsef Kadlecsik <kadlec@netfilter.org> | 2025-05-07 17:01:59 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2025-05-07 23:57:31 +0200 |
| commit | 8478a729c0462273188263136880480729e9efca (patch) | |
| tree | 056118cab6e2f9604dea91b13d8b03c8f6b8d265 /scripts/generate_rust_analyzer.py | |
| parent | e34090d7214e0516eb8722aee295cb2507317c07 (diff) | |
| download | linux-8478a729c0462273188263136880480729e9efca.tar.gz linux-8478a729c0462273188263136880480729e9efca.tar.bz2 linux-8478a729c0462273188263136880480729e9efca.zip | |
netfilter: ipset: fix region locking in hash types
Region locking introduced in v5.6-rc4 contained three macros to handle
the region locks: ahash_bucket_start(), ahash_bucket_end() which gave
back the start and end hash bucket values belonging to a given region
lock and ahash_region() which should give back the region lock belonging
to a given hash bucket. The latter was incorrect which can lead to a
race condition between the garbage collector and adding new elements
when a hash type of set is defined with timeouts.
Fixes: f66ee0410b1c ("netfilter: ipset: Fix "INFO: rcu detected stall in hash_xxx" reports")
Reported-by: Kota Toda <kota.toda@gmo-cybersecurity.com>
Signed-off-by: Jozsef Kadlecsik <kadlec@netfilter.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'scripts/generate_rust_analyzer.py')
0 files changed, 0 insertions, 0 deletions