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Date:      Mon, 01 Jan 2024 20:08:05 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 276057] crash in xa_destroy() while initializing the i915kms module
Message-ID:  <bug-276057-227-7cjRCiq3Af@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-276057-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=276057

Konstantin Belousov <kib@FreeBSD.org> changed:

           What    |Removed                     |Added
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                 CC|                            |kib@FreeBSD.org

--- Comment #2 from Konstantin Belousov <kib@FreeBSD.org> ---
We generally cannot re-init mutex that is destroyed.  It is probably fine for
the non-debugging kernels, but for kernels with WITNESS it causes some data
recorded for WITNESS book tracking.  Then unloading the module causes dandling
pointers left, and panic occurs later.

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