Again: panic: softdep_deallocate_dependencies: unrecovered I/O error (but no I/O error)

To: tech-kern%netbsd.org@localhost
Subject: Again: panic: softdep_deallocate_dependencies: unrecovered I/O error (but no I/O error)
From: Edgar Fuß <ef%math.uni-bonn.de@localhost>
Date: Mon, 2 Feb 2009 17:56:33 +0100

On Mon, Nov 24, 2008 at 10:51:15PM +0100, Edgar Fuß wrote:
> raid1: IO failed after 5 retries
> raid1: IO failed after 5 retries
> raid1: IO failed after 5 retries
> /export/mail: got error 5 while accessing filesystem
> panic: softdep_deallocate_dependencies: unrecovered I/O error
> 
> The funny thing is there's actually no I/O error (at least nothing in dmesg).
> 
Nearly the same today (same machine, same raid, different file system).
Again, this happened during high activity on the raid.

However, this time, I do have a dump.

What should I investigate in the dump?

Follow-Ups:
- Re: Again: panic: softdep_deallocate_dependencies: unrecovered I/O error (but no I/O error)
  - From: Greg Oster

References:
- panic: softdep_deallocate_dependencies: unrecovered I/O error (but no I/O error)
  - From: Edgar Fuß

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