[Bug]: vector index :L2_DISTANCE(p1,p2）when p2 is invaild which is string mo hung

[heni02]

Is there an existing issue for the same bug?

• [X] I have checked the existing issues.

Branch Name

main

Commit ID

ee4b53fbabc0de9d890bb224de37b1bdbeff7ce9

Other Environment Information

- Hardware parameters:
- OS type:
- Others:

Actual Behavior

sql:select * from vector_index_07 order by L2_DISTANCE(b, "abc") ASC LIMIT 2;

Expected Behavior

No response

Steps to Reproduce

create table vector_index_07(a int primary key, b vecf32(128),c int,key c_k(c));
create index idx01 using ivfflat on vector_index_07(b) lists=5 op_type "vector_l2_ops";
insert into vector_index_07 values(9774 ,"[1, 0, 1, 6, 6, 17, 47, 39, 2, 0, 1, 25, 27, 10, 56, 130, 18, 5, 2, 6, 15, 2, 19, 130, 42, 28, 1, 1, 2, 1, 0, 5, 0, 2, 4, 4, 31, 34, 44, 35, 9, 3, 8, 11, 33, 12, 61, 130, 130, 17, 0, 1, 6, 2, 9, 130, 111, 36, 0, 0, 11, 9, 1, 12, 2, 100, 130, 28, 7, 2, 6, 7, 9, 27, 130, 83, 5, 0, 1, 18, 130, 130, 84, 9, 0, 0, 2, 24, 111, 24, 0, 1, 37, 24, 2, 10, 12, 62, 33, 3, 0, 0, 0, 1, 3, 16, 106, 28, 0, 0, 0, 0, 17, 46, 85, 10, 0, 0, 1, 4, 11, 4, 2, 2, 9, 14, 8, 8]",3),(9775,"[0, 1, 1, 3, 0, 3, 46, 20, 1, 4, 17, 9, 1, 17, 108, 15, 0, 3, 37, 17, 6, 15, 116, 16, 6, 1, 4, 7, 7, 7, 9, 6, 0, 8, 10, 4, 26, 129, 27, 9, 0, 0, 5, 2, 11, 129, 129, 12, 103, 4, 0, 0, 2, 31, 129, 129, 94, 4, 0, 0, 0, 3, 13, 42, 0, 15, 38, 2, 70, 129, 1, 0, 5, 10, 40, 12, 74, 129, 6, 1, 129, 39, 6, 1, 2, 22, 9, 33, 122, 13, 0, 0, 0, 0, 5, 23, 4, 11, 9, 12, 45, 38, 1, 0, 0, 4, 36, 38, 57, 32, 0, 0, 82, 22, 9, 5, 13, 11, 3, 94, 35, 3, 0, 0, 0, 1, 16, 97]",5),(9776,"[10, 3, 8, 5, 48, 26, 5, 16, 17, 0, 0, 2, 132, 53, 1, 16, 112, 6, 0, 0, 7, 2, 1, 48, 48, 15, 18, 31, 3, 0, 0, 9, 6, 10, 19, 27, 50, 46, 17, 9, 18, 1, 4, 48, 132, 23, 3, 5, 132, 9, 4, 3, 11, 0, 2, 46, 84, 12, 10, 10, 1, 0, 12, 76, 26, 22, 16, 26, 35, 15, 3, 16, 15, 1, 51, 132, 125, 8, 1, 2, 132, 51, 67, 91, 8, 0, 0, 30, 126, 39, 32, 38, 4, 0, 1, 12, 24, 2, 2, 2, 4, 7, 2, 19, 93, 19, 70, 92, 2, 3, 1, 21, 36, 58, 132, 94, 0, 0, 0, 0, 21, 25, 57, 48, 1, 0, 0, 1]",3);
insert into vector_index_07 values(9777, " [16, 15, 0, 0, 5, 46, 5, 5, 4, 0, 0, 0, 28, 118, 12, 5, 75, 44, 5, 0, 6, 32, 6, 49, 41, 74, 9, 1, 0, 0, 0, 9, 1, 9, 16, 41, 71, 80, 3, 0, 0, 4, 3, 5, 51, 106, 11, 3, 112, 28, 13, 1, 4, 8, 3, 104, 118, 14, 1, 1, 0, 0, 0, 88, 3, 27, 46, 118, 108, 49, 2, 0, 1, 46, 118, 118, 27, 12, 0, 0, 33, 118, 118, 8, 0, 0, 0, 4, 118, 95, 40, 0, 0, 0, 1, 11, 27, 38, 12, 12, 18, 29, 3, 2, 13, 30, 94, 78, 30, 19, 9, 3, 31, 45, 70, 42, 15, 1, 3, 12, 14, 22, 16, 2, 3, 17, 24, 13]",4),(9778,"[41, 0, 0, 7, 1, 1, 20, 67, 9, 0, 0, 0, 0, 31, 120, 61, 25, 0, 0, 0, 0, 10, 120, 90, 32, 0, 0, 1, 13, 11, 22, 50, 4, 0, 2, 93, 40, 15, 37, 18, 12, 2, 2, 19, 8, 44, 120, 25, 120, 5, 0, 0, 0, 2, 48, 97, 102, 14, 3, 3, 11, 9, 34, 41, 0, 0, 4, 120, 56, 3, 4, 5, 6, 15, 37, 116, 28, 0, 0, 3, 120, 120, 24, 6, 2, 0, 1, 28, 53, 90, 51, 11, 11, 2, 12, 14, 8, 6, 4, 30, 9, 1, 4, 22, 25, 79, 120, 66, 5, 0, 0, 6, 42, 120, 91, 43, 15, 2, 4, 39, 12, 9, 9, 12, 15, 5, 24, 36]",4);
select * from vector_index_07 order by  L2_DISTANCE(b, "abc") ASC LIMIT 2;

Additional information

No response

[arjunsk]

I think this issue is related to how the execution engine handles errors.

Another example to replicate this infinite loop behavior is:

drop table if exists t1;
create table t1(a BIGINT,b int);
insert into t1 values(1,1);
select * from t1 order by abs(a + "bc") limit 2;

^C^C -- query aborted
ERROR 20101 (HY000): internal error: panic runtime error: invalid memory address or nil pointer dereference: 
runtime.panicmem
	/usr/local/go/src/runtime/panic.go:261
runtime.sigpanic
	/usr/local/go/src/runtime/signal_unix.go:861
github.com/matrixorigin/matrixone/pkg/sql/colexec/mergetop.(*container).cleanExecutors
	/Users/arjunsunilkumar/GolandProjects/matrixone/pkg/sql/colexec/mergetop/types.go:111
github.com/matrixorigin/matrixone/pkg/sql/colexec/mergetop.(*Argument).Free
	/Users/arjunsunilkumar/GolandProjects/matrixone/pkg
mysql> 

@ouyuanning @m-schen could you kindly share your thoughts?

[arjunsk]

PR raised: https://github.com/matrixorigin/matrixone/pull/15033

[arjunsk]

merged to main.

[heni02]

confirm,closed commit:35cb5aa0385310aadaa3177a8c4b843b482783b7 mysql> select * from vector_index_07 order by L2_DISTANCE(b, "abc") ASC LIMIT 2; ERROR 20101 (HY000): internal error: malformed vector input: abc