same trouble in another hostsystem

[10447601.857647] device eth2 entered promiscuous mode
[10447602.670497] device eth2 left promiscuous mode
[10447605.237668] device eth2 entered promiscuous mode
[10447607.494346] device eth2 left promiscuous mode
[10447653.988207] device eth2 entered promiscuous mode
[10447654.387862] device eth2 left promiscuous mode
[10447671.111677] device eth2 entered promiscuous mode
[10447722.118606] device eth2 left promiscuous mode
[10448325.854255] device eth2 entered promiscuous mode
[10448335.981202] device eth2 left promiscuous mode
[10448339.441939] device eth2 entered promiscuous mode
[10448348.028571] device eth2 left promiscuous mode
[10448466.690902] Bluetooth: Core ver 2.21
[10448466.690933] NET: Registered protocol family 31
[10448466.690935] Bluetooth: HCI device and connection manager initialized
[10448466.690940] Bluetooth: HCI socket layer initialized
[10448466.690943] Bluetooth: L2CAP socket layer initialized
[10448466.690951] Bluetooth: SCO socket layer initialized
[10448467.102561] device eth0 entered promiscuous mode
[10448467.114680] device eth0 left promiscuous mode
[10448474.962444] device eth0 entered promiscuous mode
[10448474.986559] device eth0 left promiscuous mode
[10454099.278531] device eth2 entered promiscuous mode
[10454117.374388] device eth2 left promiscuous mode
[10454137.201176] device eth2 entered promiscuous mode
[10454155.596445] device eth2 left promiscuous mode
[10454163.812719] device eth2 entered promiscuous mode
[10454196.874666] device eth2 left promiscuous mode
[10457091.650490] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457091.655775] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457091.660769] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457091.666027] FAT-fs (dm-8): invalid media value (0x00)
[10457091.669321] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457091.712139] XFS (dm-8): Invalid superblock magic number
[10457091.714517] FAT-fs (dm-8): invalid media value (0x00)
[10457091.717532] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457091.720907] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-8.
[10457091.722106] hfsplus: unable to find HFS+ superblock
[10457091.723513] qnx4: no qnx4 filesystem (no root dir).
[10457091.728240] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457091.743918] ufs: ufs_fill_super(): bad magic number
[10457091.754072] ISOFS: Unable to identify CD-ROM format.
[10457091.755475] hfs: can't find a HFS filesystem on dev dm-8
[10457091.993337] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457091.998068] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457092.003184] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457092.007918] FAT-fs (dm-7): invalid media value (0x00)
[10457092.010928] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457092.018658] XFS (dm-7): Invalid superblock magic number
[10457092.022509] FAT-fs (dm-7): invalid media value (0x00)
[10457092.025589] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457092.031318] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-7.
[10457092.033023] hfsplus: unable to find HFS+ superblock
[10457092.034749] qnx4: no qnx4 filesystem (no root dir).
[10457092.039864] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457092.056684] ufs: ufs_fill_super(): bad magic number
[10457092.066521] ISOFS: Unable to identify CD-ROM format.
[10457092.068213] hfs: can't find a HFS filesystem on dev dm-7
[10457092.210522] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457092.215024] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457092.219485] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457092.224457] FAT-fs (dm-9): invalid media value (0x00)
[10457092.227534] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457092.236140] XFS (dm-9): Invalid superblock magic number
[10457092.238856] FAT-fs (dm-9): invalid media value (0x00)
[10457092.242372] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457092.246855] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-9.
[10457092.248475] hfsplus: unable to find HFS+ superblock
[10457092.250686] qnx4: no qnx4 filesystem (no root dir).
[10457092.255562] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457092.271880] ufs: ufs_fill_super(): bad magic number
[10457092.281223] ISOFS: Unable to identify CD-ROM format.
[10457092.283239] hfs: can't find a HFS filesystem on dev dm-9
[10457092.400397] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457092.404924] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457092.409517] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457092.415204] FAT-fs (dm-10): invalid media value (0x00)
[10457092.418503] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457092.427148] XFS (dm-10): Invalid superblock magic number
[10457092.430408] FAT-fs (dm-10): invalid media value (0x00)
[10457092.433496] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457092.439889] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-10.
[10457092.441943] hfsplus: unable to find HFS+ superblock
[10457092.443696] qnx4: no qnx4 filesystem (no root dir).
[10457092.448900] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457092.466444] ufs: ufs_fill_super(): bad magic number
[10457092.476749] ISOFS: Unable to identify CD-ROM format.
[10457092.477957] hfs: can't find a HFS filesystem on dev dm-10
[10457092.872895] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457092.879189] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457092.884606] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457092.891223] FAT-fs (dm-5): invalid media value (0x00)
[10457092.895072] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457092.903665] XFS (dm-5): Invalid superblock magic number
[10457092.907107] FAT-fs (dm-5): invalid media value (0x00)
[10457092.910873] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457092.916454] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-5.
[10457092.918637] hfsplus: unable to find HFS+ superblock
[10457092.920229] qnx4: no qnx4 filesystem (no root dir).
[10457092.925448] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457092.945101] ufs: ufs_fill_super(): bad magic number
[10457092.956369] ISOFS: Unable to identify CD-ROM format.
[10457092.958424] hfs: can't find a HFS filesystem on dev dm-5
[10457093.772732] audit: type=1400 audit(1478188677.709:431): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/bin/lxc-start" 
pid=30298 comm="apparmor_parser"
[10457093.850843] audit: type=1400 audit(1478188677.789:432): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/lxd/lxd-bridge-proxy" pid=30304 comm="apparmor_parser"
[10457093.857861] audit: type=1400 audit(1478188677.797:433): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/libvirtd" 
pid=30309 comm="apparmor_parser"
[10457093.860827] audit: type=1400 audit(1478188677.797:434): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/snapd/snap-confine" pid=30306 comm="apparmor_parser"
[10457093.862446] audit: type=1400 audit(1478188677.801:435): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/libvirt/virt-aa-helper" pid=30302 comm="apparmor_parser"
[10457093.871802] audit: type=1400 audit(1478188677.809:436): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/tcpdump" 
pid=30310 comm="apparmor_parser"
[10457093.889141] audit: type=1400 audit(1478188677.825:437): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/ntpd" 
pid=30308 comm="apparmor_parser"
[10457093.979759] audit: type=1400 audit(1478188677.917:438): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/sbin/dhclient" 
pid=30297 comm="apparmor_parser"
[10457093.980032] audit: type=1400 audit(1478188677.917:439): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=30297 
comm="apparmor_parser"
[10457103.997081] audit_printk_skb: 30 callbacks suppressed
[10457103.997084] audit: type=1400 audit(1478188687.933:450): apparmor="STATUS" 
operation="profile_remove" profile="unconfined" 
name="libvirt-60163dc1-50fa-412c-9335-03afe8b15687" pid=1992 
comm="apparmor_parser"
[10457104.211339] br0: port 4(vnet5) entered disabled state
[10457104.215001] device vnet5 left promiscuous mode
[10457104.215005] br0: port 4(vnet5) entered disabled state
[10457104.285944] br1: port 6(vnet10) entered disabled state
[10457104.290277] device vnet10 left promiscuous mode
[10457104.290281] br1: port 6(vnet10) entered disabled state
[10457104.357635] br2: port 2(vnet14) entered disabled state
[10457104.362144] device vnet14 left promiscuous mode
[10457104.362148] br2: port 2(vnet14) entered disabled state
[10457114.562720] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457114.568771] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457114.574510] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457114.580554] FAT-fs (dm-8): invalid media value (0x00)
[10457114.584206] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457114.593537] XFS (dm-8): Invalid superblock magic number
[10457114.596684] FAT-fs (dm-8): invalid media value (0x00)
[10457114.600520] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457114.606617] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-8.
[10457114.608458] hfsplus: unable to find HFS+ superblock
[10457114.610612] qnx4: no qnx4 filesystem (no root dir).
[10457114.616509] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457114.635494] ufs: ufs_fill_super(): bad magic number
[10457114.646848] ISOFS: Unable to identify CD-ROM format.
[10457114.648429] hfs: can't find a HFS filesystem on dev dm-8
[10457114.851221] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457114.856690] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457114.862431] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457114.868295] FAT-fs (dm-7): invalid media value (0x00)
[10457114.871962] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457114.879163] XFS (dm-7): Invalid superblock magic number
[10457114.881992] FAT-fs (dm-7): invalid media value (0x00)
[10457114.886058] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457114.891380] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-7.
[10457114.893449] hfsplus: unable to find HFS+ superblock
[10457114.895241] qnx4: no qnx4 filesystem (no root dir).
[10457114.901119] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457114.920058] ufs: ufs_fill_super(): bad magic number
[10457114.931268] ISOFS: Unable to identify CD-ROM format.
[10457114.932952] hfs: can't find a HFS filesystem on dev dm-7
[10457115.055305] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457115.060612] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457115.066469] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457115.071954] FAT-fs (dm-9): invalid media value (0x00)
[10457115.075572] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457115.084484] XFS (dm-9): Invalid superblock magic number
[10457115.087604] FAT-fs (dm-9): invalid media value (0x00)
[10457115.091860] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457115.097348] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-9.
[10457115.099054] hfsplus: unable to find HFS+ superblock
[10457115.100634] qnx4: no qnx4 filesystem (no root dir).
[10457115.106375] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457115.125817] ufs: ufs_fill_super(): bad magic number
[10457115.135548] ISOFS: Unable to identify CD-ROM format.
[10457115.136688] hfs: can't find a HFS filesystem on dev dm-9
[10457115.233492] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457115.239294] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457115.244721] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457115.250871] FAT-fs (dm-10): invalid media value (0x00)
[10457115.254574] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457115.263452] XFS (dm-10): Invalid superblock magic number
[10457115.266106] FAT-fs (dm-10): invalid media value (0x00)
[10457115.270023] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457115.275557] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-10.
[10457115.277244] hfsplus: unable to find HFS+ superblock
[10457115.278660] qnx4: no qnx4 filesystem (no root dir).
[10457115.284393] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457115.303280] ufs: ufs_fill_super(): bad magic number
[10457115.315156] ISOFS: Unable to identify CD-ROM format.
[10457115.317716] hfs: can't find a HFS filesystem on dev dm-10
[10457115.569827] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457115.575279] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457115.580627] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457115.586572] FAT-fs (dm-5): invalid media value (0x00)
[10457115.590224] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457115.598125] XFS (dm-5): Invalid superblock magic number
[10457115.601702] FAT-fs (dm-5): invalid media value (0x00)
[10457115.605389] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457115.611525] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-5.
[10457115.613406] hfsplus: unable to find HFS+ superblock
[10457115.615099] qnx4: no qnx4 filesystem (no root dir).
[10457115.620833] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457115.639893] ufs: ufs_fill_super(): bad magic number
[10457115.651236] ISOFS: Unable to identify CD-ROM format.
[10457115.654157] hfs: can't find a HFS filesystem on dev dm-5
[10457130.488285] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457130.494925] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457130.500956] EXT4-fs (dm-8): VFS: Can't find ext4 filesystem
[10457130.506498] FAT-fs (dm-8): invalid media value (0x00)
[10457130.510806] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457130.518423] XFS (dm-8): Invalid superblock magic number
[10457130.521784] FAT-fs (dm-8): invalid media value (0x00)
[10457130.525411] FAT-fs (dm-8): Can't find a valid FAT filesystem
[10457130.530574] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-8.
[10457130.532186] hfsplus: unable to find HFS+ superblock
[10457130.534497] qnx4: no qnx4 filesystem (no root dir).
[10457130.540061] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457130.559038] ufs: ufs_fill_super(): bad magic number
[10457130.568925] ISOFS: Unable to identify CD-ROM format.
[10457130.570692] hfs: can't find a HFS filesystem on dev dm-8
[10457130.754030] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457130.759387] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457130.765265] EXT4-fs (dm-7): VFS: Can't find ext4 filesystem
[10457130.771044] FAT-fs (dm-7): invalid media value (0x00)
[10457130.775021] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457130.784195] XFS (dm-7): Invalid superblock magic number
[10457130.788002] FAT-fs (dm-7): invalid media value (0x00)
[10457130.791805] FAT-fs (dm-7): Can't find a valid FAT filesystem
[10457130.797531] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-7.
[10457130.799361] hfsplus: unable to find HFS+ superblock
[10457130.801453] qnx4: no qnx4 filesystem (no root dir).
[10457130.806623] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457130.826093] ufs: ufs_fill_super(): bad magic number
[10457130.836740] ISOFS: Unable to identify CD-ROM format.
[10457130.838939] hfs: can't find a HFS filesystem on dev dm-7
[10457130.910163] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457130.915354] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457130.921260] EXT4-fs (dm-9): VFS: Can't find ext4 filesystem
[10457130.926685] FAT-fs (dm-9): invalid media value (0x00)
[10457130.930313] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457130.939392] XFS (dm-9): Invalid superblock magic number
[10457130.943508] FAT-fs (dm-9): invalid media value (0x00)
[10457130.947189] FAT-fs (dm-9): Can't find a valid FAT filesystem
[10457130.952474] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-9.
[10457130.955085] hfsplus: unable to find HFS+ superblock
[10457130.956711] qnx4: no qnx4 filesystem (no root dir).
[10457130.962064] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457130.981495] ufs: ufs_fill_super(): bad magic number
[10457130.991741] ISOFS: Unable to identify CD-ROM format.
[10457130.993509] hfs: can't find a HFS filesystem on dev dm-9
[10457131.055009] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457131.059950] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457131.065662] EXT4-fs (dm-10): VFS: Can't find ext4 filesystem
[10457131.070959] FAT-fs (dm-10): invalid media value (0x00)
[10457131.075139] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457131.082876] XFS (dm-10): Invalid superblock magic number
[10457131.085656] FAT-fs (dm-10): invalid media value (0x00)
[10457131.089377] FAT-fs (dm-10): Can't find a valid FAT filesystem
[10457131.094380] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-10.
[10457131.095861] hfsplus: unable to find HFS+ superblock
[10457131.097876] qnx4: no qnx4 filesystem (no root dir).
[10457131.102914] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457131.121684] ufs: ufs_fill_super(): bad magic number
[10457131.131489] ISOFS: Unable to identify CD-ROM format.
[10457131.133873] hfs: can't find a HFS filesystem on dev dm-10
[10457131.312118] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457131.318285] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457131.323583] EXT4-fs (dm-5): VFS: Can't find ext4 filesystem
[10457131.329983] FAT-fs (dm-5): invalid media value (0x00)
[10457131.333618] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457131.342716] XFS (dm-5): Invalid superblock magic number
[10457131.345701] FAT-fs (dm-5): invalid media value (0x00)
[10457131.349714] FAT-fs (dm-5): Can't find a valid FAT filesystem
[10457131.355386] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device 
dm-5.
[10457131.357407] hfsplus: unable to find HFS+ superblock
[10457131.359185] qnx4: no qnx4 filesystem (no root dir).
[10457131.364285] ufs: You didn't specify the type of your ufs filesystem
                  
                  mount -t ufs -o 
ufstype=sun|sunx86|44bsd|ufs2|5xbsd|old|hp|nextstep|nextstep-cd|openstep ...
                  
                  >>>WARNING<<< Wrong ufstype may corrupt your filesystem, 
default is ufstype=old
[10457131.383721] ufs: ufs_fill_super(): bad magic number
[10457131.394780] ISOFS: Unable to identify CD-ROM format.
[10457131.397282] hfs: can't find a HFS filesystem on dev dm-5
[10457136.579084] audit: type=1400 audit(1478188720.517:451): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/bin/lxc-start" 
pid=17354 comm="apparmor_parser"
[10457136.613612] audit: type=1400 audit(1478188720.553:452): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/libvirtd" 
pid=17364 comm="apparmor_parser"
[10457136.658559] audit: type=1400 audit(1478188720.597:453): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/libvirt/virt-aa-helper" pid=17359 comm="apparmor_parser"
[10457136.659101] audit: type=1400 audit(1478188720.597:454): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/ntpd" 
pid=17365 comm="apparmor_parser"
[10457136.688668] audit: type=1400 audit(1478188720.629:455): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/lxd/lxd-bridge-proxy" pid=17361 comm="apparmor_parser"
[10457136.694853] audit: type=1400 audit(1478188720.633:456): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/usr/sbin/tcpdump" 
pid=17367 comm="apparmor_parser"
[10457136.694963] audit: type=1400 audit(1478188720.633:457): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/snapd/snap-confine" pid=17363 comm="apparmor_parser"
[10457136.704812] audit: type=1400 audit(1478188720.645:458): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" 
name="/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=17363 
comm="apparmor_parser"
[10457136.753857] audit: type=1400 audit(1478188720.693:459): apparmor="STATUS" 
operation="profile_replace" profile="unconfined" name="/sbin/dhclient" 
pid=17353 comm="apparmor_parser"

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https://bugs.launchpad.net/bugs/1636288

Title:
  unexpected change of file-system to read-only in KVM guest

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  dmesd from hardware node is attached

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-38-generic 4.4.0-38.57
  ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21
  Uname: Linux 4.4.0-45-generic x86_64
  AlsaDevices:
   total 0
   crw-rw---- 1 root audio 116,  1 Oct 21 18:15 seq
   crw-rw---- 1 root audio 116, 33 Oct 21 18:15 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
  ApportVersion: 2.20.1-0ubuntu2.1
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  Date: Mon Oct 24 21:48:31 2016
  HibernationDevice: RESUME=/dev/mapper/RAID6-swap
  InstallationDate: Installed on 2016-08-09 (76 days ago)
  InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 
(20160420.3)
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
  MachineType: HP ProLiant DL380 Gen9
  PciMultimedia:

  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-45-generic.efi.signed 
root=/dev/mapper/RAID6-root ro
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-45-generic N/A
   linux-backports-modules-4.4.0-45-generic  N/A
   linux-firmware                            1.157.4
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 05/06/2015
  dmi.bios.vendor: HP
  dmi.bios.version: P89
  dmi.chassis.type: 23
  dmi.chassis.vendor: HP
  dmi.modalias: 
dmi:bvnHP:bvrP89:bd05/06/2015:svnHP:pnProLiantDL380Gen9:pvr:cvnHP:ct23:cvr:
  dmi.product.name: ProLiant DL380 Gen9
  dmi.sys.vendor: HP

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