Rank, 14 days

1 person reported

All time, since Oct 29.

Bun.WebView (WebKit, macOS): using views from more than one JS thread corrupts the heap (SIGSEGV/SIGBUS/trap); a worker exit strands the host

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/bun/issues/22776/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Is this your bug?

Versions: 1.4.4. Still reported on the newest version, 1.4.4.
Platforms: macOS

Not quite your bug?

SIGSEGV in JSC GC and Workers2 people
WebView navigate() never settles2 people

Original reports1, newest first

Oct 29, 2026Bun.WebView (WebKit, macOS): using views from more than one JS thread corrupts the heap (SIGSEGV/SIGBUS/trap); a worker exit strands the host#47334

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