### What does this PR do?
We should not call .deinit() after .toJS otherwise hasPendingActivity
will access invalid memory
### How did you verify your code works?
Test run it with debug build on macos or asan on and will catch it
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Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
### What does this PR do?
Fix: https://github.com/oven-sh/bun/issues/21351
Relevant changes:
Fix advance to properly cleanup success and failed queries that could be
still be in the queue
Always ref before executing
Use stronger atomics for ref/deref and hasPendingActivity
Fallback when thisValue is freed/null/zero and check if vm is being
shutdown
The bug in --hot in `resolveRopeIfNeeded` Issue is not meant to be fixed
in this PR this is a fix for the postgres regression
Added assertions so this bug is easier to catch on CI
### How did you verify your code works?
Test added
---------
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
## Summary
Fixes the "index out of bounds: index 0, len 0" crash that occurs during
large batch PostgreSQL inserts, particularly on Windows systems.
The issue occurred when PostgreSQL DataRow messages contained data but
the `statement.fields` array was empty (len=0), causing crashes in
`DataCell.Putter.putImpl()`. This typically happens during large batch
operations where there may be race conditions or timing issues between
RowDescription and DataRow message processing.
## Changes
- **Add bounds checking** in `DataCell.Putter.putImpl()` before
accessing `fields` and `list` arrays
(src/sql/postgres/DataCell.zig:1043-1050)
- **Graceful degradation** - return `false` to ignore extra fields
instead of crashing
- **Debug logging** to help diagnose field metadata issues
- **Comprehensive regression tests** covering batch inserts, empty
results, and concurrent operations
## Test Plan
- [x] Added regression tests in `test/regression/issue/21311.test.ts`
- [x] Tests pass with the fix: All 3 tests pass with 212 expect() calls
- [x] Existing PostgreSQL tests still work (no regressions)
The fix prevents the crash while maintaining safe operation, allowing
PostgreSQL batch operations to continue working reliably.
## Root Cause
The crash occurred when:
1. `statement.fields` array was empty (len=0) due to timing issues
2. PostgreSQL DataRow messages contained actual data
3. Code tried to access `this.list[index]` and `this.fields[index]`
without bounds checking
This was particularly problematic on Windows during batch operations due
to potential differences in:
- Network stack message ordering
- Memory allocation behavior
- Threading/concurrency during batch operations
- Statement preparation timing
Fixes#21311🤖 Generated with [Claude Code](https://claude.ai/code)
---------
Co-authored-by: Claude Bot <claude-bot@bun.sh>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Ciro Spaciari <ciro.spaciari@gmail.com>
