kern/183424: Kernel Panic, dump says "handle_workitem_remove: bad file delta"

Shawn Wallbridge shawn.wallbridge at
Tue Oct 29 19:40:07 UTC 2013

The following reply was made to PR kern/183424; it has been noted by GNATS.

From: Shawn Wallbridge <shawn.wallbridge at>
To: "bug-followup at" <bug-followup at>, Shawn Wallbridge
	<shawn.wallbridge at>
Subject: Re: kern/183424: Kernel Panic, dump says
 "handle_workitem_remove: bad file delta"
Date: Tue, 29 Oct 2013 19:20:18 +0000

 In looking at the core.txt.* files, I see this which seems the likely
 core.txt.0:18446744073709551614/1562/1560/25600 mbuf clusters in use
 core.txt.3:18446744073709551612/2664/2660/25600 mbuf clusters in use
 core.txt.4:18446744073709549972/5256/3612/25600 mbuf clusters in use
 core.txt.5:18446744073709550583/4265/3232/25600 mbuf clusters in use
 core.txt.6:18446744073709548450/7212/4046/25600 mbuf clusters in use
 I have no idea why the mbufs are increasing, it looks like something is
 causing an exponential increase and it's crashing the machine.
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