[BCEL-368] java.lang.StackOverflowError in Select#toString

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 6.7.0
• Fix Version/s: 6.8.0
• Assignee: Unassigned
• Reporter: Katherine Hough
• Created: 02/Jun/23 20:40
• Updated: 17/Jun/23 17:16
• Resolved: 17/Jun/23 17:16

Description

Select#toString recurses infinitely when there is a self-reference in targets.

Input: See attached file. 

Output:

 

Apache Commons BCEL
https://commons.apache.org/bcel
Now verifying: Test
Pass 1:
VERIFIED_OK
Passed verification.
Pass 2:
VERIFIED_OK
Passed verification.
Pass 3a, method number 0 ['public static void s()']:
VERIFIED_OK
Passed verification.
Exception in thread "main" java.lang.StackOverflowError
        at java.base/java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:828)
        at java.base/java.lang.StringBuilder.append(StringBuilder.java:253)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:585)
        at org.apache.bcel.generic.BranchInstruction.toString(BranchInstruction.java:206)
        at org.apache.bcel.generic.Select.toString(Select.java:308)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)
        at org.apache.bcel.generic.Instruction.toString(Instruction.java:572)
        at org.apache.bcel.generic.Select.toString(Select.java:313)

 

Issue Links

• links to: GitHub Pull Request #229