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Date:      Sun, 26 Aug 2018 18:06:24 -0500
From:      Rajil Saraswat <rajil.s@gmail.com>
To:        freebsd-virtualization <freebsd-virtualization@FreeBSD.org>
Subject:   Bhyve guest boot error, Buffer I/O error on dev vda1, logical block 0, lost async page write
Message-ID:  <ab6aab30-bbdc-9c81-1a71-1be29ce0f697@gmail.com>

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Hello,

My bhyve guests are failing to boot. I upgraded from 11.1 to 11.2
recently, not sure if that is the cause.

Here is an Ubuntu log,

[    4.824240] md: raid6 personality registered for level 6
[    4.826021] md: raid5 personality registered for level 5
[    4.827780] md: raid4 personality registered for level 4
[    4.843091] md: raid10 personality registered for level 10
done.
Begin: Running /scripts/init-premount ... done.
Begin: Mounting root file system ... Begin: Running /scripts/local-top
... done.
Begin: Running /scripts/local-premount ... [    4.913144] Btrfs loaded
Scanning for Btrfs filesystems
done.
Begin: Will now check root file system ... fsck from util-linux 2.27.1
[/sbin/fsck.ext4 (1) -- /dev/vda1] fsck.ext4 -a -C0 /dev/vda1
/dev/vda1: recovering journal
[    5.208906] blk_update_request: I/O error, dev vda, sector 2048
[    5.210997] Buffer I/O error on dev vda1, logical block 0, lost async
page write
[    5.213627] Buffer I/O error on dev vda1, logical block 1, lost async
page write
[    5.216231] blk_update_request: I/O error, dev vda, sector 4196688
[    5.218408] Buffer I/O error on dev vda1, logical block 524330, lost
async page write
[    5.221199] Buffer I/O error on dev vda1, logical block 524331, lost
async page write
[    5.223946] blk_update_request: I/O error, dev vda, sector 4196848
[    5.226143] Buffer I/O error on dev vda1, logical block 524350, lost
async page write
[    5.228913] Buffer I/O error on dev vda1, logical block 524351, lost
async page write
[    5.231681] blk_update_request: I/O error, dev vda, sector 4196480
[    5.233862] Buffer I/O error on dev vda1, logical block 524304, lost
async page write
[    5.236631] blk_update_request: I/O error, dev vda, sector 4196880
[    5.238821] Buffer I/O error on dev vda1, logical block 524354, lost
async page write
[    5.241571] blk_update_request: I/O error, dev vda, sector 4196360
[    5.243732] Buffer I/O error on dev vda1, logical block 524289, lost
async page write
[    5.246475] Buffer I/O error on dev vda1, logical block 524290, lost
async page write
[    5.249204] blk_update_request: I/O error, dev vda, sector 4196952
[    5.251385] blk_update_request: I/O error, dev vda, sector 4196616
[    5.253577] blk_update_request: I/O error, dev vda, sector 4196984
[    5.255748] blk_update_request: I/O error, dev vda, sector 4197000
[    5.263983] VFS: Dirty inode writeback failed for block device vda1
(err=-5).
/dev/vda1: Superblock needs_recovery flag is clear, but journal has data.
[    5.269118] VFS: Dirty inode writeback failed for block device vda1
(err=-5).
/dev/vda1: Run journal anyway

/dev/vda1: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY.
        (i.e., without -a or -p options)
fsck exited with status code 4
done.
Failure: File system check of the root filesystem failed
The root filesystem on /dev/vda1 requires a manual fsck


Any idea what could be the issue?




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