search_family_test failed

[abhijat]

https://github.com/dragonflydb/dragonfly/actions/runs/21708283733/job/62604986943?pr=6544

not seeing explicit errors but this seems suspicious

2026-02-05T11:08:47.2411237Z 84: /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:13: runtime error: load of misaligned address 0x7fd8681d0096 for type 'const float', which requires 4 byte alignment
2026-02-05T11:08:47.2415558Z 84: 0x7fd8681d0096: note: pointer points here
2026-02-05T11:08:47.2418879Z 84:  6f 73 04 84 00 00  00 40 05 ff 00 00 00 00  20 8a 0f 00 b0 50 00 00  48 00 0c 68 d8 7f 00 00  4c 00
2026-02-05T11:08:47.2419509Z 84:              ^ 
2026-02-05T11:08:47.2420336Z 84: SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:13 
2026-02-05T11:08:47.2422091Z 84: /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:20: runtime error: load of misaligned address 0x7fd86a220097 for type 'const float', which requires 4 byte alignment
2026-02-05T11:08:47.2425074Z 84: 0x7fd86a220097: note: pointer points here
2026-02-05T11:08:47.2426015Z 84:  6f 73 04 84 00  00 80 3f 05 ff 00 00 00  90 45 11 00 b0 50 00 00  48 00 0c 6a d8 7f 00 00  4c 00 0c
2026-02-05T11:08:47.2426600Z 84:              ^ 
2026-02-05T11:08:47.2427418Z 84: SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:20 
2026-02-05T11:08:47.2429279Z 84: /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:29: runtime error: load of misaligned address 0x7fd8681d0096 for type 'const float', which requires 4 byte alignment
2026-02-05T11:08:47.2430513Z 84: 0x7fd8681d0096: note: pointer points here
2026-02-05T11:08:47.2431207Z 84:  6f 73 04 84 00 00  00 40 05 ff 00 00 00 00  20 8a 0f 00 b0 50 00 00  48 00 0c 68 d8 7f 00 00  4c 00
2026-02-05T11:08:47.2431774Z 84:              ^ 
2026-02-05T11:08:47.2432599Z 84: SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:29 
2026-02-05T11:08:47.2434481Z 84: /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:36: runtime error: load of misaligned address 0x7fd86a220097 for type 'const float', which requires 4 byte alignment
2026-02-05T11:08:47.2435810Z 84: 0x7fd86a220097: note: pointer points here
2026-02-05T11:08:47.2436410Z 84:  6f 73 04 84 00  00 80 3f 05 ff 00 00 00  90 45 11 00 b0 50 00 00  48 00 0c 6a d8 7f 00 00  4c 00 0c
2026-02-05T11:08:47.2436973Z 84:              ^ 
2026-02-05T11:08:47.2437772Z 84: SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /__w/dragonfly/dragonfly/src/core/search/vector_utils.cc:68:36 

[dranikpg]

@mkaruza I think it's because vs is referencing vectors while not respecging alignment

[mkaruza]

I will look into this misaligned data problem, but from run following test failed

2026-02-05T11:20:54.8079172Z 84: I20260205 11:20:54.807480 20380 test_utils.cc:268] Starting WrongFieldTypeJson
2026-02-05T11:20:54.8325846Z 84: /__w/dragonfly/dragonfly/src/server/search/search_family_test.cc:1454: Failure
2026-02-05T11:20:54.8326930Z 84: Value of: resp
2026-02-05T11:20:54.8327647Z 84: Expected: doc ids (total: 6, arg_ids: { "j1", "j2", "j3", "j4", "j6", "j7" })
2026-02-05T11:20:54.8329754Z 84:   Actual: [i5,'j1',['$','{"value":"one"}'],'j4',['$','{"another_value":2,"value":2}'],'j7',['$','{"arr":[]}'],'j3',['$','{"another_value":1,"value":"two"}'],'j6',['$','{"arr":[{"id":1},{"id":2}]}']] (of type facade::RespExpr), Wrong resp vec size: 11
2026-02-05T11:20:54.8331381Z 84: 
2026-02-05T11:20:54.8332180Z 84: [/__w/dragonfly/dragonfly/build/_deps/abseil_cpp-src/absl/flags/internal/flag.cc : 147] RAW: Restore saved value of search_reject_legacy_field to: true
2026-02-05T11:20:54.8525588Z 84: I20260205 11:20:54.852126 20380 test_utils.cc:227] Finishing WrongFieldTypeJson
2026-02-05T11:20:54.8526451Z 84: [  FAILED  ] SearchFamilyTest.WrongFieldTypeJson (72 ms)