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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Virus-Scanned: Clear (ClamAV 1.4.3/28019/Tue Jun 2 08:33:27 2026) On 6/2/26 6:31 PM, Paul Moore wrote: > On Tue, Jun 2, 2026 at 12:16 PM Mark Brown wrote: >> >> >> After merging the security tree, today's linux-next build (x86_64 >> allmodconfig) failed like this: >> >> /tmp/next/build/security/hornet/hornet_lsm.c:212:36: error: too many arguments to function call, expected 1, have 3 >> 212 | if (map->ops->map_get_hash(map, SHA256_DIGEST_SIZE, hash)) >> | ~~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~ >> /tmp/next/build/include/crypto/sha2.h:14:33: note: expanded from macro 'SHA256_DIGEST_SIZE' >> 14 | #define SHA256_DIGEST_SIZE 32 >> | ^ >> >> >> Caused by commit >> >> c62310df81899 (lsm: introduce the Hornet LSM) >> >> interacting with >> >> c48c3a7e7d5be (bpf: Drop redundant hash_buf from map_get_hash operation) >> >> from the bpf-next tree. I have reverted the latter commit, the new LSM >> means that the assumption in the changelog that there is only one caller >> isn't true and it seems like the most straightforward approach. > > Thanks Mark, we're taking a look at it now and should have a > fix/answer later today. Sigh, hornet should _not_ be merged to begin with for the many reasons stated. Messing around with BPF internals is yet another one aside from a really bad user experience of having multiple approaches to BPF signing !