8278965: crash in SymbolTable::do_lookup

[lutkerd]

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We have a customer hitting this issue in 17.0.16.

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Progress

• [ ] Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• [x] Change must not contain extraneous whitespace
• [x] Commit message must refer to an issue
• [ ] JDK-8278965 needs maintainer approval

Warning

 ⚠️ Found leading lowercase letter in issue title for 8278965: crash in SymbolTable::do_lookup

Issue

• JDK-8278965: crash in SymbolTable::do_lookup (Bug - P3)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/3973/head:pull/3973
$ git checkout pull/3973

Update a local copy of the PR:
$ git checkout pull/3973
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/3973/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 3973

View PR using the GUI difftool:
$ git pr show -t 3973

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/3973.diff