Since Centos 7.5 is released we need to consider the current workaround as the kernel-3.10.0-693.el7.x86_64 would not be avialble now in Centos base repo.
Tested with centos 7.5 and seeing the issue on a vm on RDO Cloud, but not sure it's the same issue or a new issue.
[centos@ykarel-test-temp ~]$ cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 94
model name : Intel Core Processor (Skylake, IBRS)
stepping : 3
microcode : 0x1
cpu MHz : 2599.996
cache size : 16384 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm rdseed adx smap xsaveopt ibpb ibrs arat spec_ctrl
bogomips : 5199.99
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
[centos@ykarel-test-temp ~]$ uname -a
Linux ykarel-test-temp.rdocloud 3.10.0-862.2.3.el7.x86_64 #1 SMP Wed May 9 18:05:47 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
[centos@ykarel-test-temp ~]$ rpm -q kernel
kernel-3.10.0-693.el7.x86_64
kernel-3.10.0-862.2.3.el7.x86_64
[centos@ykarel-test-temp ~]$ rpm -q qemu-kvm
qemu-kvm-1.5.3-156.el7.x86_64
[centos@ykarel-test-temp ~]$ libguestfs-test-tool
************************************************************
* IMPORTANT NOTICE
*
* When reporting bugs, include the COMPLETE, UNEDITED
* output below in your bug report.
*
************************************************************
SUPERMIN_KERNEL_VERSION=3.10.0-862.2.3.el7.x86_64
SUPERMIN_MODULES=/lib/modules/3.10.0-862.2.3.el7.x86_64
SUPERMIN_KERNEL=/boot/vmlinuz-3.10.0-862.2.3.el7.x86_64
PATH=/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/centos/.local/bin:/home/centos/bin
XDG_RUNTIME_DIR=/run/user/1000
SELinux: Enforcing
guestfs_get_append: (null)
guestfs_get_autosync: 1
guestfs_get_backend: libvirt
guestfs_get_backend_settings: []
guestfs_get_cachedir: /var/tmp
guestfs_get_hv: /usr/libexec/qemu-kvm
guestfs_get_memsize: 500
guestfs_get_network: 0
guestfs_get_path: /usr/lib64/guestfs
guestfs_get_pgroup: 0
guestfs_get_program: libguestfs-test-tool
guestfs_get_recovery_proc: 1
guestfs_get_smp: 1
guestfs_get_sockdir: /run/user/1000
guestfs_get_tmpdir: /tmp
guestfs_get_trace: 0
guestfs_get_verbose: 1
host_cpu: x86_64
Launching appliance, timeout set to 600 seconds.
libguestfs: launch: program=libguestfs-test-tool
libguestfs: launch: version=1.36.10rhel=7,release=6.el7.centos,libvirt
libguestfs: launch: backend registered: unix
libguestfs: launch: backend registered: uml
libguestfs: launch: backend registered: libvirt
libguestfs: launch: backend registered: direct
libguestfs: launch: backend=libvirt
libguestfs: launch: tmpdir=/tmp/libguestfsd1jhpX
libguestfs: launch: umask=0002
libguestfs: launch: euid=1000
libguestfs: libvirt version = 3009000 (3.9.0)
libguestfs: guest random name = guestfs-40cfe85rhfkrofny
libguestfs: connect to libvirt
libguestfs: opening libvirt handle: URI = qemu:///session, auth = default+wrapper, flags = 0
libguestfs: successfully opened libvirt handle: conn = 0x558f1f50e670
libguestfs: qemu version (reported by libvirt) = 1005003 (1.5.3)
libguestfs: get libvirt capabilities
libguestfs: parsing capabilities XML
libguestfs: build appliance
libguestfs: begin building supermin appliance
libguestfs: run supermin
libguestfs: command: run: /usr/bin/supermin5
libguestfs: command: run: \ --build
libguestfs: command: run: \ --verbose
libguestfs: command: run: \ --if-newer
libguestfs: command: run: \ --lock /var/tmp/.guestfs-1000/lock
libguestfs: command: run: \ --copy-kernel
libguestfs: command: run: \ -f ext2
libguestfs: command: run: \ --host-cpu x86_64
libguestfs: command: run: \ /usr/lib64/guestfs/supermin.d
libguestfs: command: run: \ -o /var/tmp/.guestfs-1000/appliance.d
supermin: version: 5.1.19
supermin: rpm: detected RPM version 4.11
supermin: package handler: fedora/rpm
supermin: acquiring lock on /var/tmp/.guestfs-1000/lock
supermin: build: /usr/lib64/guestfs/supermin.d
supermin: reading the supermin appliance
supermin: build: visiting /usr/lib64/guestfs/supermin.d/base.tar.gz type gzip base image (tar)
supermin: build: visiting /usr/lib64/guestfs/supermin.d/daemon.tar.gz type gzip base image (tar)
supermin: build: visiting /usr/lib64/guestfs/supermin.d/excludefiles type uncompressed excludefiles
supermin: build: visiting /usr/lib64/guestfs/supermin.d/hostfiles type uncompressed hostfiles
supermin: build: visiting /usr/lib64/guestfs/supermin.d/init.tar.gz type gzip base image (tar)
supermin: build: visiting /usr/lib64/guestfs/supermin.d/packages type uncompressed packages
supermin: build: visiting /usr/lib64/guestfs/supermin.d/udev-rules.tar.gz type gzip base image (tar)
supermin: mapping package names to installed packages
supermin: resolving full list of package dependencies
supermin: build: 190 packages, including dependencies
supermin: build: 31545 files
supermin: build: 7572 files, after matching excludefiles
supermin: build: 7578 files, after adding hostfiles
supermin: build: 7571 files, after removing unreadable files
supermin: build: 7595 files, after munging
supermin: kernel: looking for kernel using environment variables ...
supermin: kernel: SUPERMIN_KERNEL=/boot/vmlinuz-3.10.0-862.2.3.el7.x86_64
supermin: kernel: SUPERMIN_KERNEL_VERSION=3.10.0-862.2.3.el7.x86_64
supermin: kernel: SUPERMIN_MODULES=/lib/modules/3.10.0-862.2.3.el7.x86_64
supermin: kernel: picked vmlinuz /boot/vmlinuz-3.10.0-862.2.3.el7.x86_64
supermin: kernel: kernel_version 3.10.0-862.2.3.el7.x86_64
supermin: kernel: modpath /lib/modules/3.10.0-862.2.3.el7.x86_64
supermin: ext2: creating empty ext2 filesystem '/var/tmp/.guestfs-1000/appliance.d.lxblh261/root'
supermin: ext2: populating from base image
supermin: ext2: copying files from host filesystem
supermin: warning: /usr/bin/chfn: Permission denied (ignored)
Some distro files are not public readable, so supermin cannot copy them
into the appliance. This is a problem with your Linux distro. Please ask
your distro to stop doing pointless security by obscurity.
You can ignore these warnings. You *do not* need to use sudo.
supermin: warning: /usr/bin/chsh: Permission denied (ignored)
supermin: warning: /usr/libexec/dbus-1/dbus-daemon-launch-helper: Permission denied (ignored)
supermin: warning: /usr/libexec/utempter/utempter: Permission denied (ignored)
supermin: warning: /usr/sbin/build-locale-archive: Permission denied (ignored)
supermin: warning: /usr/sbin/glibc_post_upgrade.x86_64: Permission denied (ignored)
supermin: warning: /usr/sbin/groupadd: Permission denied (ignored)
supermin: warning: /usr/sbin/groupdel: Permission denied (ignored)
supermin: warning: /usr/sbin/groupmems: Permission denied (ignored)
supermin: warning: /usr/sbin/groupmod: Permission denied (ignored)
supermin: warning: /usr/sbin/unix_update: Permission denied (ignored)
supermin: warning: /usr/sbin/useradd: Permission denied (ignored)
supermin: warning: /usr/sbin/userdel: Permission denied (ignored)
supermin: warning: /usr/sbin/usermod: Permission denied (ignored)
supermin: warning: /var/lib/systemd/random-seed: Permission denied (ignored)
supermin: ext2: copying kernel modules
supermin: ext2: creating minimal initrd '/var/tmp/.guestfs-1000/appliance.d.lxblh261/initrd'
supermin: ext2: wrote 31 modules to minimal initrd
supermin: renaming /var/tmp/.guestfs-1000/appliance.d.lxblh261 to /var/tmp/.guestfs-1000/appliance.d
libguestfs: finished building supermin appliance
libguestfs: command: run: qemu-img
libguestfs: command: run: \ create
libguestfs: command: run: \ -f qcow2
libguestfs: command: run: \ -o backing_file=/var/tmp/.guestfs-1000/appliance.d/root,backing_fmt=raw
libguestfs: command: run: \ /tmp/libguestfsd1jhpX/overlay2.qcow2
Formatting '/tmp/libguestfsd1jhpX/overlay2.qcow2', fmt=qcow2 size=4294967296 backing_file='/var/tmp/.guestfs-1000/appliance.d/root' backing_fmt='raw' encryption=off cluster_size=65536 lazy_refcounts=off
libguestfs: create libvirt XML
libguestfs: libvirt XML:\n\n\n guestfs-40cfe85rhfkrofny\n 500\n 500\n \n \n \n 1\n \n \n \n \n \n \n hvm\n /var/tmp/.guestfs-1000/appliance.d/kernel\n /var/tmp/.guestfs-1000/appliance.d/initrd\n panic=1 console=ttyS0 edd=off udevtimeout=6000 udev.event-timeout=6000 no_timer_check printk.time=1 cgroup_disable=memory usbcore.nousb cryptomgr.notests tsc=reliable 8250.nr_uarts=1 root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color\n \n \n destroy\n \n \n /dev/urandom\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n\n
libguestfs: command: run: ls
libguestfs: command: run: \ -a
libguestfs: command: run: \ -l
libguestfs: command: run: \ -R
libguestfs: command: run: \ -Z /var/tmp/.guestfs-1000
libguestfs: /var/tmp/.guestfs-1000:
libguestfs: drwxr-xr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 .
libguestfs: drwxrwxrwt. root root system_u:object_r:tmp_t:s0 ..
libguestfs: drwxr-xr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 appliance.d
libguestfs: -rw-r--r--. centos centos unconfined_u:object_r:user_tmp_t:s0 lock
libguestfs:
libguestfs: /var/tmp/.guestfs-1000/appliance.d:
libguestfs: drwxr-xr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 .
libguestfs: drwxr-xr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 ..
libguestfs: -rw-r--r--. centos centos unconfined_u:object_r:user_tmp_t:s0 initrd
libguestfs: -rwxr-xr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 kernel
libguestfs: -rw-r--r--. centos centos unconfined_u:object_r:user_tmp_t:s0 root
libguestfs: command: run: ls
libguestfs: command: run: \ -a
libguestfs: command: run: \ -l
libguestfs: command: run: \ -Z /run/user/1000/libguestfs5RsFkU
libguestfs: drwx------. centos centos unconfined_u:object_r:user_tmp_t:s0 .
libguestfs: drwx------. centos centos system_u:object_r:user_tmp_t:s0 ..
libguestfs: srwxrwxr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 console.sock
libguestfs: srwxrwxr-x. centos centos unconfined_u:object_r:user_tmp_t:s0 guestfsd.sock
libguestfs: launch libvirt guest
libguestfs: responding to serial console Device Status Report
\x1b[1;256r\x1b[256;256H\x1b[6n
Google, Inc.
Serial Graphics Adapter 06/09/14
SGABIOS $Id: sgabios.S 8 2010-04-22 00:03:40Z nlaredo $ (mockbuild@) Mon Jun 9 21:33:48 UTC 2014
Term: 80x24
4 0
SeaBIOS (version 1.11.0-2.el7)
Machine UUID 5efd5ea0-c811-43fd-ae56-90c897d04879
Booting from ROM...
\x1b[2J[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 3.10.0-862.2.3.el7.x86_64 () (gcc version 4.8.5 20150623 (Red Hat 4.8.5-28) (GCC) ) #1 SMP Wed May 9 18:05:47 UTC 2018
[ 0.000000] Command line: panic=1 console=ttyS0 edd=off udevtimeout=6000 udev.event-timeout=6000 no_timer_check printk.time=1 cgroup_disable=memory usbcore.nousb cryptomgr.notests tsc=reliable 8250.nr_uarts=1 root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009f7ff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009f800-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001f3fdfff] usable
[ 0.000000] BIOS-e820: [mem 0x000000001f3fe000-0x000000001f3fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] SMBIOS 2.4 present.
[ 0.000000] Hypervisor detected: KVM
[ 0.000000] e820: last_pfn = 0x1f3fe max_arch_pfn = 0x400000000
[ 0.000000] PAT configuration [0-7]: WB WC UC- UC WB WP UC- UC
[ 0.000000] found SMP MP-table at [mem 0x000f63b0-0x000f63bf] mapped at [ffffffffff2003b0]
[ 0.000000] RAMDISK: [mem 0x1f0bd000-0x1f3effff]
[ 0.000000] Early table checksum verification disabled
[ 0.000000] ACPI BIOS Error (bug): A valid RSDP was not found (20130517/tbxfroot-243)
[ 0.000000] No NUMA configuration found
[ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000001f3fdfff]
[ 0.000000] NODE_DATA(0) allocated [mem 0x1f096000-0x1f0bcfff]
[ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000000] kvm-clock: cpu 0, msr 0:1f046001, primary cpu clock
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x00001000-0x00ffffff]
[ 0.000000] DMA32 [mem 0x01000000-0xffffffff]
[ 0.000000] Normal empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x00001000-0x0009efff]
[ 0.000000] node 0: [mem 0x00100000-0x1f3fdfff]
[ 0.000000] Initmem setup node 0 [mem 0x00001000-0x1f3fdfff]
[ 0.000000] SFI: Simple Firmware Interface v0.81 http://simplefirmware.org
[ 0.000000] Intel MultiProcessor Specification v1.4
[ 0.000000] MPTABLE: OEM ID: BOCHSCPU
[ 0.000000] MPTABLE: Product ID: 0.1
[ 0.000000] MPTABLE: APIC at: 0xFEE00000
[ 0.000000] Processor #0 (Bootup-CPU)
[ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.000000] Processors: 1
[ 0.000000] smpboot: Allowing 1 CPUs, 0 hotplug CPUs
[ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.000000] e820: [mem 0x1f400000-0xfeffbfff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on KVM
[ 0.000000] setup_percpu: NR_CPUS:5120 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 35 pages/cpu @ffff95b29ee00000 s104856 r8192 d30312 u2097152
[ 0.000000] KVM setup async PF for cpu 0
[ 0.000000] kvm-stealtime: cpu 0, msr 1ee134c0
[ 0.000000] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes)
[ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 125879
[ 0.000000] Policy zone: DMA32
[ 0.000000] Kernel command line: panic=1 console=ttyS0 edd=off udevtimeout=6000 udev.event-timeout=6000 no_timer_check printk.time=1 cgroup_disable=memory usbcore.nousb cryptomgr.notests tsc=reliable 8250.nr_uarts=1 root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color
[ 0.000000] Disabling memory control group subsystem
[ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[ 0.000000] x86/fpu: xstate_offset[2]: 0240, xstate_sizes[2]: 0100
[ 0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340 using standard form
[ 0.000000] Memory: 480528k/511992k available (7324k kernel code, 392k absent, 31072k reserved, 6305k data, 1832k init)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] x86/pti: Unmapping kernel while in userspace
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] \tRCU restricting CPUs from NR_CPUS=5120 to nr_cpu_ids=1.
[ 0.000000] NR_IRQS:327936 nr_irqs:256 0
[ 0.000000] Console: colour *CGA 80x25
[ 0.000000] console [ttyS0] enabled
[ 0.000000] tsc: Detected 2599.998 MHz processor
[ 0.003000] Calibrating delay loop (skipped) preset value.. 5199.99 BogoMIPS (lpj=2599998)
[ 0.003000] pid_max: default: 32768 minimum: 301
[ 0.003049] Security Framework initialized
[ 0.004000] SELinux: Disabled at boot.
[ 0.004028] Yama: becoming mindful.
[ 0.005000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[ 0.005000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[ 0.005075] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.006030] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.007000] Initializing cgroup subsys memory
[ 0.007041] Initializing cgroup subsys devices
[ 0.008000] Initializing cgroup subsys freezer
[ 0.008029] Initializing cgroup subsys net_cls
[ 0.009000] Initializing cgroup subsys blkio
[ 0.009000] Initializing cgroup subsys perf_event
[ 0.009030] Initializing cgroup subsys hugetlb
[ 0.010000] Initializing cgroup subsys pids
[ 0.010028] Initializing cgroup subsys net_prio
[ 0.011000] mce: CPU supports 10 MCE banks
[ 0.011912] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[ 0.012000] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0
[ 0.012027] tlb_flushall_shift: 6
[ 0.013000] FEATURE SPEC_CTRL Present
[ 0.013027] FEATURE IBPB_SUPPORT Present
[ 0.014000] Spectre V2 : Mitigation: IBRS (kernel)
[ 0.032000] Freeing SMP alternatives: 24k freed
[ 0.048000] ftrace: allocating 28047 entries in 110 pages
[ 0.050000] Enabling x2apic
[ 0.050000] Enabled x2apic
[ 0.050030] Switched APIC routing to physical x2apic.
[ 0.053000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.053003] smpboot: CPU0: Intel Core Processor (Skylake, IBRS) (fam: 06, model: 5e, stepping: 03)
[ 0.054242] Performance Events: unsupported p6 CPU model 94 no PMU driver, software events only.
[ 0.057077] KVM setup paravirtual spinlock
[ 0.059183] Brought up 1 CPUs
[ 0.060032] smpboot: Max logical packages: 1
[ 0.061034] smpboot: Total of 1 processors activated (5199.99 BogoMIPS)
[ 0.065242] devtmpfs: initialized
[ 0.067311] EVM: security.selinux
[ 0.068034] EVM: security.ima
[ 0.069034] EVM: security.capability
[ 0.070722] atomic64 test passed for x86-64 platform with CX8 and with SSE
[ 0.071041] pinctrl core: initialized pinctrl subsystem
[ 0.072704] RTC time: 14:05:26, date: 05/10/18
[ 0.073174] NET: Registered protocol family 16
[ 0.075265] PCI: Using configuration type 1 for base access
[ 0.077342] ACPI: Interpreter disabled.
[ 0.078093] vgaarb: loaded
[ 0.079104] SCSI subsystem initialized
[ 0.080074] usbcore: registered new interface driver usbfs
[ 0.081047] usbcore: registered new interface driver hub
[ 0.082062] usbcore: registered new device driver usb
[ 0.083107] EDAC MC: Ver: 3.0.0
[ 0.084190] PCI: Probing PCI hardware
[ 0.085057] PCI host bridge to bus 0000:00
[ 0.086035] pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
[ 0.087040] pci_bus 0000:00: root bus resource [mem 0x00000000-0x3fffffffffff]
[ 0.088069] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff]
[ 0.105268] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7]
[ 0.106033] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6]
[ 0.107033] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177]
[ 0.108033] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376]
[ 0.145531] pci 0000:00:01.0: PIIX/ICH IRQ router [8086:7000]
[ 0.147195] NetLabel: Initializing
[ 0.148032] NetLabel: domain hash size = 128
[ 0.149032] NetLabel: protocols = UNLABELED CIPSOv4
[ 0.150071] NetLabel: unlabeled traffic allowed by default
[ 0.151093] amd_nb: Cannot enumerate AMD northbridges
[ 0.152048] Switched to clocksource kvm-clock
[ 0.163278] pnp: PnP ACPI: disabled
[ 0.168432] NET: Registered protocol family 2
[ 0.173165] TCP established hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.180300] TCP bind hash table entries: 4096 (order: 4, 65536 bytes)
[ 0.187087] TCP: Hash tables configured (established 4096 bind 4096)
[ 0.193535] TCP: reno registered
[ 0.196881] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 0.202752] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 0.209280] NET: Registered protocol family 1
[ 0.213764] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 0.219790] pci 0000:00:01.0: PIIX3: Enabling Passive Release
[ 0.225709] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[ 0.232520] Unpacking initramfs...
[ 0.241523] Freeing initrd memory: 3276k freed
[ 0.246633] platform rtc_cmos: registered platform RTC device (no PNP device found)
[ 0.254766] sha1_ssse3: Using AVX2 optimized SHA-1 implementation
[ 0.260925] sha256_ssse3: Using AVX2 optimized SHA-256 implementation
[ 0.267660] futex hash table entries: 256 (order: 2, 16384 bytes)
[ 0.274075] Initialise system trusted keyring
[ 0.278577] audit: initializing netlink socket (disabled)
[ 0.284056] type=2000 audit(1525961125.504:1): initialized
[ 0.310581] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 0.318354] zpool: loaded
[ 0.321156] zbud: loaded
[ 0.324205] VFS: Disk quotas dquot_6.5.2
[ 0.328278] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.334998] msgmni has been set to 944
[ 0.338891] Key type big_key registered
[ 0.343383] NET: Registered protocol family 38
[ 0.347961] Key type asymmetric registered
[ 0.352119] Asymmetric key parser 'x509' registered
[ 0.357154] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)
[ 0.364542] io scheduler noop registered
[ 0.368834] io scheduler deadline registered (default)
[ 0.374087] io scheduler cfq registered
[ 0.378077] io scheduler mq-deadline registered
[ 0.382696] io scheduler kyber registered
[ 0.387228] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.392885] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.399750] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled
[ 0.442141] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[ 0.448481] Non-volatile memory driver v1.3
[ 0.452869] Linux agpgart interface v0.103
[ 0.457279] crash memory driver: version 1.1
[ 0.461712] rdac: device handler registered
[ 0.466238] hp_sw: device handler registered
[ 0.470620] emc: device handler registered
[ 0.474875] alua: device handler registered
[ 0.479181] libphy: Fixed MDIO Bus: probed
[ 0.483490] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.490287] ehci-pci: EHCI PCI platform driver
[ 0.494842] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.501039] ohci-pci: OHCI PCI platform driver
[ 0.505613] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.512255] usbcore: registered new interface driver usbserial
[ 0.518151] usbcore: registered new interface driver usbserial_generic
[ 0.524741] usbserial: USB Serial support registered for generic
[ 0.531004] i8042: PNP: No PS/2 controller found. Probing ports directly.
[ 0.543580] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.548614] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.553989] mousedev: PS/2 mouse device common for all mice
[ 0.561245] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
[ 0.572484] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
[ 0.582837] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input1
[ 0.591674] rtc_cmos rtc_cmos: alarms up to one day, 114 bytes nvram
[ 0.598318] cpuidle: using governor menu
[ 0.603851] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input2
[ 0.612350] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.618195] usbcore: registered new interface driver usbhid
[ 0.623861] usbhid: USB HID core driver
[ 0.628270] drop_monitor: Initializing network drop monitor service
[ 0.634660] TCP: cubic registered
[ 0.638076] Initializing XFRM netlink socket
[ 0.642857] NET: Registered protocol family 10
[ 0.647592] NET: Registered protocol family 17
[ 0.652185] mpls_gso: MPLS GSO support
[ 0.656305] microcode: CPU0 sig=0x506e3, pf=0x1, revision=0x1
[ 0.663102] microcode: Microcode Update Driver: v2.01 , Peter Oruba
[ 0.672077] Loading compiled-in X.509 certificates
[ 0.676990] Loaded X.509 cert 'CentOS Linux kpatch signing key: ea0413152cde1d98ebdca3fe6f0230904c9ef717'
[ 0.686708] Loaded X.509 cert 'CentOS Linux Driver update signing key: 7f421ee0ab69461574bb358861dbe77762a4201b'
[ 0.697303] Loaded X.509 cert 'CentOS Linux kernel signing key: 666ef031933f5127062372832ce9ba8a49005c8f'
[ 0.707096] registered taskstats version 1
[ 0.711666] Key type trusted registered
[ 0.715777] Key type encrypted registered
[ 0.720110] IMA: No TPM chip found, activating TPM-bypass! (rc=-19)
[ 0.728244] Magic number: 2:741:80
[ 0.732712] rtc_cmos rtc_cmos: setting system clock to 2018-05-10 14:05:27 UTC (1525961127)
[ 0.743755] Freeing unused kernel memory: 1832k freed
[ 0.749381] Write protecting the kernel read-only data: 12288k
[ 0.757266] Freeing unused kernel memory: 856k freed
[ 0.763765] Freeing unused kernel memory: 684k freed
supermin: mounting /proc^H^H^H
supermin: ext2 mini initrd starting up: 5.1.19 glibc
supermin: cmdline: panic=1 console=ttyS0 edd=off udevtimeout=6000 udev.event-timeout=6000 no_timer_check printk.time=1 cgroup_disable=memory usbcore.nousb cryptomgr.notests tsc=reliable 8250.nr_uarts=1 root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color
supermin: uptime: 0.79 0.04
supermin: mounting /sys
supermin: internal insmod crc32-pclmul.ko
supermin: internal insmod crc32c-intel.ko
supermin: internal insmod crct10dif_common.ko
supermin: internal insmod crct10dif-pclmul.ko
supermin: internal insmod crc32_generic.ko
supermin: internal insmod crct10dif_generic.ko
supermin: internal insmod libnvdimm.ko
supermin: internal insmod nfit.ko
insmod: init_module: nfit.ko: No such device
supermin: internal insmod libata.ko
supermin: internal insmod ata_piix.ko
[ 0.926785] scsi host0: ata_piix
[ 0.930366] scsi host1: ata_piix
[ 0.933906] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc080 irq 14
[ 0.941070] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc088 irq 15
supermin: internal insmod virtio.ko
supermin: internal insmod virtio_ring.ko
supermin: internal insmod virtio_blk.ko
supermin: internal insmod virtio-rng.ko
supermin: internal insmod virtio_console.ko
supermin: internal insmod virtio_net.ko
supermin: internal insmod nd_btt.ko
supermin: internal insmod nd_pmem.ko
supermin: internal insmod crc-t10dif.ko
supermin: internal insmod sd_mod.ko
supermin: internal insmod virtio_scsi.ko
supermin: internal insmod virtio_balloon.ko
supermin: internal insmod virtio_input.ko
supermin: internal insmod virtio_pci.ko
[ 1.189956] virtio-pci 0000:00:03.0: PCI->APIC IRQ transform: INT A -> IRQ 25
[ 1.198563] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 1.214094] scsi host2: Virtio SCSI HBA
[ 1.220200] virtio-pci 0000:00:04.0: PCI->APIC IRQ transform: INT A -> IRQ 25
[ 1.228860] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 1.236700] scsi 2:0:0:0: Direct-Access QEMU QEMU HARDDISK 1.5. PQ: 0 ANSI: 5
[ 1.313327] virtio-pci 0000:00:05.0: PCI->APIC IRQ transform: INT A -> IRQ 24
[ 1.321134] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver
[ 1.331860] scsi 2:0:1:0: Direct-Access QEMU QEMU HARDDISK 1.5. PQ: 0 ANSI: 5
[ 1.340914] random: fast init done
[ 1.345546] random: crng init done
[ 1.409432] sd 2:0:0:0: [sda] 204800 512-byte logical blocks: (104 MB/100 MiB)
[ 1.417565] sd 2:0:1:0: [sdb] 8388608 512-byte logical blocks: (4.29 GB/4.00 GiB)
[ 1.428172] sd 2:0:0:0: [sda] Write Protect is off
[ 1.433369] sd 2:0:1:0: [sdb] Write Protect is off
[ 1.439382] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.449275] sd 2:0:1:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.479612] sd 2:0:0:0: [sda] Attached SCSI disk
[ 1.484644] sd 2:0:1:0: [sdb] Attached SCSI disk
supermin: internal insmod jbd2.ko
supermin: internal insmod mbcache.ko
supermin: internal insmod ext4.ko
supermin: internal insmod crc-ccitt.ko
supermin: internal insmod crc-itu-t.ko
supermin: internal insmod crc8.ko
supermin: internal insmod libcrc32c.ko
supermin: picked /sys/block/sdb/dev (8:16) as root device
supermin: creating /dev/root as block special 8:16
supermin: mounting new root on /root
[ 1.630312] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem
[ 1.642496] EXT4-fs (sdb): mounted filesystem without journal. Opts:
supermin: deleting initramfs files
supermin: chroot
[ 1.657392] general protection fault: 0000 [#1] SMP
[ 1.658366] Modules linked in: libcrc32c crc8 crc_itu_t crc_ccitt ext4 mbcache jbd2 virtio_pci virtio_input virtio_balloon virtio_scsi sd_mod crc_t10dif nd_pmem nd_btt virtio_net virtio_console virtio_rng virtio_blk virtio_ring virtio ata_piix libata libnvdimm crct10dif_generic crc32_generic crct10dif_pclmul crct10dif_common crc32c_intel crc32_pclmul
[ 1.658366] CPU: 0 PID: 1 Comm: init Not tainted 3.10.0-862.2.3.el7.x86_64 #1
[ 1.658366] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011
[ 1.658366] task: ffff95b29ead0000 ti: ffff95b29eacc000 task.ti: ffff95b29eacc000
[ 1.658366] RIP: 0010:[] [] flush_old_exec+0x725/0x980
[ 1.658366] RSP: 0018:ffff95b29eacfc30 EFLAGS: 00010246
[ 1.658366] RAX: 0000000000000001 RBX: ffff95b29d17c000 RCX: 0000000000000049
[ 1.658366] RDX: 0000000000000000 RSI: ffff95b29d17c640 RDI: ffff95b29d17c000
[ 1.658366] RBP: ffff95b29eacfc88 R08: 0000000000000000 R09: 0000000000000000
[ 1.658366] R10: 6801e4782a61d580 R11: 0000006410d91040 R12: ffff95b29d17c640
[ 1.658366] R13: ffff95b29d17c000 R14: ffff95b29ead0000 R15: ffff95b29ce77400
[ 1.658366] FS: 0000000000000000(0000) GS:ffff95b29ee00000(0000) knlGS:0000000000000000
[ 1.658366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.658366] CR2: 000000000041fc40 CR3: 000000001d180000 CR4: 00000000003606f0
[ 1.658366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1.658366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1.658366] Call Trace:
[ 1.658366] [] load_elf_binary+0x33c/0xe50
[ 1.658366] [] ? ima_get_action+0x23/0x30
[ 1.658366] [] ? process_measurement+0x8e/0x250
[ 1.658366] [] ? compat_sys_ioctl+0x360/0x360
[ 1.658366] [] ? ima_bprm_check+0x49/0x50
[ 1.658366] [] ? load_elf_library+0x220/0x220
[ 1.658366] [] search_binary_handler+0xef/0x310
[ 1.658366] [] ? compat_sys_ioctl+0x360/0x360
[ 1.658366] [] load_script+0x265/0x2a0
[ 1.658366] [] ? ima_bprm_check+0x49/0x50
[ 1.658366] [] search_binary_handler+0xef/0x310
[ 1.658366] [] do_execve_common.isra.24+0x5db/0x6e0
[ 1.658366] [] SyS_execve+0x29/0x30
[ 1.658366] [] stub_execve+0x48/0x80
[ 1.658366] Code: d0 e9 ff 4c 89 f7 e8 5b 33 e7 ff e9 4d fa ff ff 65 8b 05 97 a3 3e 57 a8 01 0f 84 85 fc ff ff 31 d2 b8 01 00 00 00 b9 49 00 00 00 <0f> 30 0f 1f 44 00 00 48 c7 c0 10 00 00 00 e8 07 00 00 00 f3 90
[ 1.658366] RIP [] flush_old_exec+0x725/0x980
[ 1.658366] RSP
[ 1.959422] ---[ end trace 224d670c68d22f56 ]---
[ 1.964984] Kernel panic - not syncing: Fatal exception
[ 1.965948] Kernel Offset: 0x27a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 1.965948] Rebooting in 1 seconds..libguestfs: error: appliance closed the connection unexpectedly, see earlier error messages
libguestfs: child_cleanup: 0x558f1f50cc60: child process died
libguestfs: error: guestfs_launch failed, see earlier error messages
libguestfs: closing guestfs handle 0x558f1f50cc60 (state 0)
libguestfs: command: run: rm
libguestfs: command: run: \ -rf /tmp/libguestfsd1jhpX
libguestfs: command: run: rm
libguestfs: command: run: \ -rf /run/user/1000/libguestfs5RsFkU
Also not seeing the issue with: export LIBGUESTFS_BACKEND_SETTINGS=force_tcg