/home/runner/work/duckdb-fuzzer-ci/duckdb-fuzzer-ci/extension/tpcds/dsdgen/dsdgen-c/w_call_center.cpp:155:14: runtime error: signed integer overflow: 569 * 28310935 cannot be represented in type 'int'

[fuzzerofducks]

Issue found by DuckFuzz on git commit hash using seed 244288992.

To Reproduce

create table all_types as select * exclude(small_enum, medium_enum, large_enum) from test_all_types();
SELECT NULL FROM dsdgen(sf := 2570)

Error Message

/home/runner/work/duckdb-fuzzer-ci/duckdb-fuzzer-ci/extension/tpcds/dsdgen/dsdgen-c/w_call_center.cpp:155:14: runtime error: signed integer overflow: 569 * 28310935 cannot be represented in type 'int'

[c-herrewijn]

reproduced:

> ./build/debug/duckdb
DuckDB v1.5.0-dev722 (Development Version) b3c8acdc0e
Enter ".help" for usage hints.
Connected to a transient in-memory database.
Use ".open FILENAME" to reopen on a persistent database.
D create table all_types as select * exclude(small_enum, medium_enum, large_enum) from test_all_types();
D SELECT NULL FROM dsdgen(sf := 2570);
/Users/christiaan/git/duckdb/extension/tpcds/dsdgen/dsdgen-c/w_call_center.cpp:155:14: runtime error: signed integer overflow: 569 * 28310935 cannot be represented in type 'int'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /Users/christiaan/git/duckdb/extension/tpcds/dsdgen/dsdgen-c/w_call_center.cpp:155:14 
[1]    9167 abort      ./build/debug/duckdb

note:
duckdb build with:

CRASH_ON_ASSERT=1 BUILD_ICU=1 BUILD_JSON=1 BUILD_TPCH=1 BUILD_TPCDS=1 BUILD_PARQUET=1 BUILD_JEMALLOC=1 CRASH_ON_ASSERT=1 GEN=ninja make debug

[c-herrewijn]

still reproducible, reproduced on:

590f43cf2c23357b98cd81fa0e7058cb97242404
Date:   Mon Dec 15 10:36:44 2025 +0100

[c-herrewijn]

> ./build/debug/duckdb
DuckDB v1.5.0-dev6917 (Development Version, eafd983465)
Enter ".help" for usage hints.
memory D create table all_types as select * exclude(small_enum, medium_enum, large_enum) from test_all_types();
memory D SELECT NULL FROM dsdgen(sf := 2570);
Invalid Input Error:
DSDGen results in a signed integer overflow with a scale exceeding 777.

issue is fixed.

• need to verify why the issue is not auto-closed by the fuzzer