Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 11 Jun 2018 13:13:36 +0300
From:      Andriy Gapon <avg@FreeBSD.org>
To:        Willem Jan Withagen <wjw@digiware.nl>, "stable@freebsd.org" <stable@freebsd.org>
Subject:   Re: Continuous crashing ZFS server
Message-ID:  <17446f39-97a1-8603-11a0-32176e8cb833@FreeBSD.org>
In-Reply-To: <f9ecab27-5201-4b60-ea75-e68dd5ffb44c@digiware.nl>
References:  <f9ecab27-5201-4b60-ea75-e68dd5ffb44c@digiware.nl>

next in thread | previous in thread | raw e-mail | index | archive | help
On 08/06/2018 13:02, Willem Jan Withagen wrote:
> My file server is crashing about every 15 minutes at the moment.
> The panic looks like:
> 
> Jun  8 11:48:43 zfs kernel: panic: Solaris(panic): zfs: allocating
> allocated segment(offset=12922221670400 size=24576)
> Jun  8 11:48:43 zfs kernel:
> Jun  8 11:48:43 zfs kernel: cpuid = 1
> Jun  8 11:48:43 zfs kernel: KDB: stack backtrace:
> Jun  8 11:48:43 zfs kernel: #0 0xffffffff80aada57 at kdb_backtrace+0x67
> Jun  8 11:48:43 zfs kernel: #1 0xffffffff80a6bb36 at vpanic+0x186
> Jun  8 11:48:43 zfs kernel: #2 0xffffffff80a6b9a3 at panic+0x43
> Jun  8 11:48:43 zfs kernel: #3 0xffffffff82488192 at vcmn_err+0xc2
> Jun  8 11:48:43 zfs kernel: #4 0xffffffff821f73ba at zfs_panic_recover+0x5a
> Jun  8 11:48:43 zfs kernel: #5 0xffffffff821dff8f at range_tree_add+0x20f
> Jun  8 11:48:43 zfs kernel: #6 0xffffffff821deb06 at metaslab_free_dva+0x276
> Jun  8 11:48:43 zfs kernel: #7 0xffffffff821debc1 at metaslab_free+0x91
> Jun  8 11:48:43 zfs kernel: #8 0xffffffff8222296a at zio_dva_free+0x1a
> Jun  8 11:48:43 zfs kernel: #9 0xffffffff8221f6cc at zio_execute+0xac
> Jun  8 11:48:43 zfs kernel: #10 0xffffffff80abe827 at
> taskqueue_run_locked+0x127
> Jun  8 11:48:43 zfs kernel: #11 0xffffffff80abf9c8 at
> taskqueue_thread_loop+0xc8
> Jun  8 11:48:43 zfs kernel: #12 0xffffffff80a2f7d5 at fork_exit+0x85
> Jun  8 11:48:43 zfs kernel: #13 0xffffffff80ec4abe at fork_trampoline+0xe
> Jun  8 11:48:43 zfs kernel: Uptime: 9m7s
> 
> Maybe a known bug?
> Is there anything I can do about this?
> Any debugging needed?

Sorry to inform you but your on-disk data got corrupted.
The most straightforward thing you can do is try to save data from the pool in
readonly mode.

-- 
Andriy Gapon



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?17446f39-97a1-8603-11a0-32176e8cb833>