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Date:      Mon, 17 Oct 2016 11:43:48 -0600
From:      Warner Losh <imp@bsdimp.com>
To:        Karl Denninger <karl@denninger.net>
Cc:        FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org>
Subject:   Re: Repeatable panic on ZFS filesystem (used for backups); 11.0-STABLE
Message-ID:  <CANCZdfq5QCDNhLY5GOpmBoh5ONYy2VPteuaMhQ2=3v%2B0vcoM0g@mail.gmail.com>
In-Reply-To: <9adecd24-6659-0da5-5c05-d0d3957a2cb3@denninger.net>
References:  <3d4f25c9-a262-a373-ec7e-755325f8810b@denninger.net> <9adecd24-6659-0da5-5c05-d0d3957a2cb3@denninger.net>

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what's your underlying media?

Warner


On Mon, Oct 17, 2016 at 10:02 AM, Karl Denninger <karl@denninger.net> wrote:
> Update from my test system:
>
> Setting vfs.zfs.vdev_trim_max_active to 10 (from default 64) does *not*
> stop the panics.
>
> Setting vfs.zfs.vdev.trim.enabled = 0 (which requires a reboot) DOES
> stop the panics.
>
> I am going to run a scrub on the pack, but I suspect the pack itself
> (now that I can actually mount it without the machine blowing up!) is fine.
>
> THIS (OBVIOUSLY) NEEDS ATTENTION!
>
> On 10/17/2016 09:17, Karl Denninger wrote:
>> This is a situation I've had happen before, and reported -- it appeared
>> to be a kernel stack overflow, and it has gotten materially worse on
>> 11.0-STABLE.
>>
>> The issue occurs after some period of time (normally a week or so.)  The
>> system has a mirrored pair of large drives used for backup purposes to
>> which ZFS snapshots are written using a script that iterates over the
>> system.
>>
>> The panic /only /happens when the root filesystem is being sent, and it
>> appears that the panic itself is being triggered by an I/O pattern on
>> the /backup /drive -- not the source drives.  Zpool scrubs on the source
>> are clean; I am going to run one now on the backup, but in the past that
>> has been clean as well.
>>
>> I now have a *repeatable* panic in that if I attempt a "zfs list -rt all
>> backup" on the backup volume I get the below panic.  A "zfs list"
>> does*__*not panic the system.
>>
>> The operating theory previously (after digging through the passed
>> structures in the dump) was that the ZFS system was attempting to issue
>> TRIMs on a device that can't do them before the ZFS system realizes this
>> and stops asking (the backup volume is comprised of spinning rust) but
>> the appearance of the panic now on the volume when I simply do a "zfs
>> list -rt all backup" appears to negate that theory since no writes are
>> performed by that operation, and thus no TRIM calls should be issued.
>>
>> I can leave the backup volume in the state that causes this for a short
>> period of time in an attempt to find and fix this.
>>
>>
>> NewFS.denninger.net dumped core - see /var/crash/vmcore.1
>>
>> Mon Oct 17 09:02:33 CDT 2016
>>
>> FreeBSD NewFS.denninger.net 11.0-STABLE FreeBSD 11.0-STABLE #13
>> r307318M: Fri Oct 14 09:23:46 CDT 2016
>> karl@NewFS.denninger.net:/usr/obj/usr/src/sys/KSD-SMP  amd64
>>
>> panic: double fault
>>
>> GNU gdb 6.1.1 [FreeBSD]
>> Copyright 2004 Free Software Foundation, Inc.
>> GDB is free software, covered by the GNU General Public License, and you are
>> welcome to change it and/or distribute copies of it under certain
>> conditions.
>> Type "show copying" to see the conditions.
>> There is absolutely no warranty for GDB.  Type "show warranty" for details.
>> This GDB was configured as "amd64-marcel-freebsd"...
>>
>> Unread portion of the kernel message buffer:
>>
>> Fatal double fault
>> rip = 0xffffffff8220d9ec
>> rsp = 0xfffffe066821f000
>> rbp = 0xfffffe066821f020
>> cpuid = 6; apic id = 14
>> panic: double fault
>> cpuid = 6
>> KDB: stack backtrace:
>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
>> 0xfffffe0649d78e30
>> vpanic() at vpanic+0x182/frame 0xfffffe0649d78eb0
>> panic() at panic+0x43/frame 0xfffffe0649d78f10
>> dblfault_handler() at dblfault_handler+0xa2/frame 0xfffffe0649d78f30
>> Xdblfault() at Xdblfault+0xac/frame 0xfffffe0649d78f30
>> --- trap 0x17, rip = 0xffffffff8220d9ec, rsp = 0xfffffe066821f000, rbp =
>> 0xfffffe066821f020 ---
>> avl_rotation() at avl_rotation+0xc/frame 0xfffffe066821f020
>> avl_remove() at avl_remove+0x1c8/frame 0xfffffe066821f070
>> vdev_queue_io_to_issue() at vdev_queue_io_to_issue+0x87f/frame
>> 0xfffffe066821f530
>> vdev_queue_io_done() at vdev_queue_io_done+0x83/frame 0xfffffe066821f570
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821f5a0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f5f0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821f650
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f6a0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821f6e0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821f710
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f760
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821f7c0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f810
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821f850
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821f880
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f8d0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821f930
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821f980
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821f9c0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821f9f0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fa40
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821faa0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821faf0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821fb30
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821fb60
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fbb0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821fc10
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fc60
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821fca0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821fcd0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fd20
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821fd80
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fdd0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821fe10
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821fe40
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821fe90
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe066821fef0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe066821ff40
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe066821ff80
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe066821ffb0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220000
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220060
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682200b0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682200f0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220120
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220170
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682201d0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220220
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220260
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220290
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682202e0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220340
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220390
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682203d0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220400
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220450
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682204b0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220500
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220540
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220570
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682205c0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220620
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220670
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682206b0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682206e0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220730
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220790
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682207e0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220820
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220850
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682208a0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220900
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220950
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220990
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682209c0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220a10
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220a70
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220ac0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220b00
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220b30
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220b80
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220be0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220c30
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220c70
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220ca0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220cf0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220d50
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220da0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220de0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220e10
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220e60
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668220ec0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220f10
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668220f50
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668220f80
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668220fd0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221030
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221080
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682210c0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682210f0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221140
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682211a0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682211f0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221230
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221260
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682212b0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221310
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221360
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682213a0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682213d0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221420
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221480
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682214d0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221510
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221540
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221590
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682215f0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221640
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221680
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682216b0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221700
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221760
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682217b0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682217f0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221820
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221870
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682218d0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221920
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221960
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221990
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682219e0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221a40
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221a90
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221ad0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221b00
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221b50
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221bb0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221c00
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221c40
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221c70
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221cc0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221d20
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221d70
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221db0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221de0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221e30
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668221e90
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221ee0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668221f20
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668221f50
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668221fa0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668222000
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222050
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222090
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682220c0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222110
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668222170
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682221c0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222200
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668222230
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222280
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682222e0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222330
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222370
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682223a0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682223f0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668222450
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682224a0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682224e0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668222510
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222560
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682225c0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222610
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222650
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668222680
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682226d0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668222730
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222780
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe06682227c0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe06682227f0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222840
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe06682228a0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682228f0
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222930
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668222960
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe06682229b0
>> zio_vdev_io_start() at zio_vdev_io_start+0x34d/frame 0xfffffe0668222a10
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222a60
>> vdev_queue_io_done() at vdev_queue_io_done+0xcd/frame 0xfffffe0668222aa0
>> zio_vdev_io_done() at zio_vdev_io_done+0xd9/frame 0xfffffe0668222ad0
>> zio_execute() at zio_execute+0x23d/frame 0xfffffe0668222b20
>> taskqueue_run_locked() at taskqueue_run_locked+0x14a/frame
>> 0xfffffe0668222b80
>> taskqueue_thread_loop() at taskqueue_thread_loop+0xe8/frame
>> 0xfffffe0668222bb0
>> fork_exit() at fork_exit+0x85/frame 0xfffffe0668222bf0
>> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0668222bf0
>> --- trap 0, rip = 0, rsp = 0, rbp = 0 ---
>> Uptime: 4m29s
>> Dumping 1497 out of 24531
>> MB:..2%..11%..21%..31%..41%..51%..61%..71%..81%..91%
>>
>> Reading symbols from /boot/kernel/zfs.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/zfs.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/zfs.ko
>> Reading symbols from /boot/kernel/opensolaris.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/opensolaris.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/opensolaris.ko
>> Reading symbols from /boot/kernel/geom_eli.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/geom_eli.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/geom_eli.ko
>> Reading symbols from /boot/kernel/geom_mirror.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/geom_mirror.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/geom_mirror.ko
>> Reading symbols from /boot/kernel/aesni.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/aesni.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/aesni.ko
>> Reading symbols from /boot/kernel/uhid.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/uhid.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/uhid.ko
>> Reading symbols from /boot/kernel/ums.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/ums.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/ums.ko
>> Reading symbols from /boot/kernel/ipfw.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/ipfw.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/ipfw.ko
>> Reading symbols from /boot/kernel/ipfw_nat.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/ipfw_nat.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/ipfw_nat.ko
>> Reading symbols from /boot/kernel/libalias.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/libalias.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/libalias.ko
>> Reading symbols from /boot/kernel/daemon_saver.ko...Reading symbols from
>> /usr/lib/debug//boot/kernel/daemon_saver.ko.debug...done.
>> done.
>> Loaded symbols for /boot/kernel/daemon_saver.ko
>> #0  doadump (textdump=1) at pcpu.h:221
>> 221     pcpu.h: No such file or directory.
>>         in pcpu.h
>> (kgdb) #0  doadump (textdump=1) at pcpu.h:221
>> #1  0xffffffff80ae9b6e in kern_reboot (howto=260)
>>     at /usr/src/sys/kern/kern_shutdown.c:366
>> #2  0xffffffff80aea13b in vpanic (fmt=<value optimized out>,
>>     ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:759
>> #3  0xffffffff80ae9f73 in panic (fmt=0x0)
>>     at /usr/src/sys/kern/kern_shutdown.c:690
>> #4  0xffffffff80fd18f2 in dblfault_handler (frame=<value optimized out>)
>>     at /usr/src/sys/amd64/amd64/trap.c:868
>> #5  0xffffffff80fb406c in Xdblfault ()
>>     at /usr/src/sys/amd64/amd64/exception.S:292
>> #6  0xffffffff8220d9ec in avl_rotation (tree=0xfffff8004dc54510,
>>     node=0xfffff8056e45cdd0, balance=2)
>>     at /usr/src/sys/cddl/contrib/opensolaris/common/avl/avl.c:304
>> #7  0xffffffff8220de58 in avl_remove (tree=<value optimized out>,
>>     data=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/common/avl/avl.c:818
>> #8  0xffffffff822a1eff in vdev_queue_io_to_issue (vq=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:439
>> #9  0xffffffff822a2123 in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:907
>> #10 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e3f33d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #11 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #12 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e3f33d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #13 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #14 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #15 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e578000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #16 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #17 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e578000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #18 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #19 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #20 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5ec3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #21 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #22 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5ec3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #23 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #24 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #25 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e48a000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #26 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #27 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e48a000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #28 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #29 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #30 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e57ab88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #31 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #32 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e57ab88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #33 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #34 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #35 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800a69a3000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #36 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #37 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800a69a3000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #38 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #39 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #40 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5c8000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #41 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #42 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5c8000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #43 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #44 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #45 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a23f9000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #46 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #47 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a23f9000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #48 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #49 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #50 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5147b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #51 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #52 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5147b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #53 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #54 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #55 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e977000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #56 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #57 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e977000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #58 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #59 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #60 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e90b3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #61 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #62 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e90b3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #63 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #64 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #65 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800b1160b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #66 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #67 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800b1160b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #68 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #69 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #70 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e4f53d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #71 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #72 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e4f53d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #73 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #74 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #75 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e8ebb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #76 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #77 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e8ebb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #78 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #79 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #80 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e8d9b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #81 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #82 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e8d9b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #83 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #84 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #85 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a21a03d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #86 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #87 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a21a03d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #88 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #89 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #90 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e6903d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #91 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #92 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e6903d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #93 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #94 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #95 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a22dc7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #96 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #97 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a22dc7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #98 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #99 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #100 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5fb7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #101 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #102 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5fb7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #103 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #104 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #105 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5ae3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #106 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #107 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5ae3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #108 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #109 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #110 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a2131b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #111 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #112 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a2131b88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #113 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #114 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #115 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e80b7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #116 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #117 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e80b7b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #118 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #119 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #120 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800b14b9000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #121 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #122 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800b14b9000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #123 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #124 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #125 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a21fa3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #126 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #127 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a21fa3d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #128 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #129 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #130 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5333d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #131 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #132 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5333d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #133 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #134 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #135 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e90ab88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #136 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #137 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e90ab88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #138 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #139 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #140 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e4047b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #141 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #142 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e4047b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #143 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #144 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #145 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e7083d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #146 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #147 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e7083d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #148 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #149 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #150 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff802a23917b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #151 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #152 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff802a23917b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #153 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #154 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #155 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e636000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #156 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #157 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e636000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #158 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #159 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #160 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5afb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #161 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #162 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5afb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #163 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #164 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #165 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800a69523d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #166 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #167 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800a69523d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #168 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #169 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #170 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e47c000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #171 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #172 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e47c000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #173 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #174 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #175 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800b17b23d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #176 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #177 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800b17b23d8)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #178 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #179 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #180 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800a6d367b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #181 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #182 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff800a6d367b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #183 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #184 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #185 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e99fb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #186 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #187 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e99fb88)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #188 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #189 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #190 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff8056e5227b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #191 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #192 0xffffffff822bf75d in zio_vdev_io_start (zio=0xfffff8056e5227b0)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3112
>> #193 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #194 0xffffffff822a216d in vdev_queue_io_done (zio=<value optimized out>)
>>     at
>> /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c:913
>> #195 0xffffffff822bf919 in zio_vdev_io_done (zio=0xfffff800a6d3c000)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:3137
>> #196 0xffffffff822bbefd in zio_execute (zio=<value optimized out>)
>>     at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c:1651
>> #197 0xffffffff80b4895a in taskqueue_run_locked (queue=<value optimized
>> out>)
>>     at /usr/src/sys/kern/subr_taskqueue.c:454
>> #198 0xffffffff80b49b58 in taskqueue_thread_loop (arg=<value optimized out>)
>>     at /usr/src/sys/kern/subr_taskqueue.c:724
>> #199 0xffffffff80a9f255 in fork_exit (
>>     callout=0xffffffff80b49a70 <taskqueue_thread_loop>,
>>     arg=0xfffff8057caa72a0, frame=0xfffffe0668222c00)
>>     at /usr/src/sys/kern/kern_fork.c:1040
>> #200 0xffffffff80fb44ae in fork_trampoline ()
>>     at /usr/src/sys/amd64/amd64/exception.S:611
>> #201 0x0000000000000000 in ?? ()
>> Current language:  auto; currently minimal
>> (kgdb)
>>
>>
>
> --
> Karl Denninger
> karl@denninger.net <mailto:karl@denninger.net>
> /The Market Ticker/
> /[S/MIME encrypted email preferred]/



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