[BUG] PVM boot stuck during CI testing

## Problem:
Boot fails for PVM booted machine in virtual machine host.

## Known Good:
Works as intended on bare metal host

```
smp: Bringing up secondary CPUs ...
x86: Booting SMP configuration:
.... node #0, CPUs: #1
smp: Brought up 1 node, 2 CPUs
smpboot: Max logical packages: 1
smpboot: Total of 2 processors activated (13637.76 BogoMIPS)
devtmpfs: initialized
x86/mm: Memory block size: 128MB
clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
futex hash table entries: 512 (order: 3, 32768 bytes, linear)
NET: Registered protocol family 16
audit: initializing netlink subsys (disabled)
audit: type=2000 audit(1637310277.556:1): state=initialized audit_enabled=0 res=1
thermal_sys: Registered thermal governor 'step_wise'
cpuidle: using governor ladder
cpuidle: using governor menu
ACPI: bus type PCI registered
acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
PCI: Using configuration type 1 for base access
PCI: Using configuration type 1 for extended access
mtrr: your CPUs had inconsistent fixed MTRR settings
mtrr: your CPUs had inconsistent variable MTRR settings
mtrr: your CPUs had inconsistent MTRRdefType settings
mtrr: probably your BIOS does not setup all CPUs.
mtrr: corrected configuration.
HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
ACPI: Added _OSI(Module Device)
ACPI: Added _OSI(Processor Device)
ACPI: Added _OSI(3.0 _SCP Extensions)
ACPI: Added _OSI(Processor Aggregator Device)
ACPI: Added _OSI(Linux-Dell-Video)
ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
ACPI: 1 ACPI AML tables successfully acquired and loaded
ACPI: Interpreter enabled
ACPI: (supports S0 S5)
ACPI: Using IOAPIC for interrupt routing
PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
ACPI: Enabled 1 GPEs in block 00 to 3F
ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
acpi PNP0A08:00: _OSC: platform does not support [LTR]
acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug SHPCHotplug PME AER PCIeCapability]
PCI host bridge to bus 0000:00
pci_bus 0000:00: root bus resource [bus 00-ff]
pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
pci_bus 0000:00: root bus resource [mem 0x3ba00000-0xafffffff window]
pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window]
pci_bus 0000:00: root bus resource [mem 0x800000000-0xfffffffff window]
pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000
pci 0000:00:01.0: [1234:1111] type 00 class 0x030000
pci 0000:00:01.0: reg 0x10: [mem 0xc0000000-0xc0ffffff pref]
pci 0000:00:01.0: reg 0x18: [mem 0xc2019000-0xc2019fff]
pci 0000:00:01.0: reg 0x30: [mem 0xffff0000-0xffffffff pref]
pci 0000:00:01.0: BAR 0: assigned to efifb
pci 0000:00:02.0: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.0: reg 0x10: [mem 0xc2018000-0xc2018fff]
pci 0000:00:02.1: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.1: reg 0x10: [mem 0xc2017000-0xc2017fff]
pci 0000:00:02.2: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.2: reg 0x10: [mem 0xc2016000-0xc2016fff]
pci 0000:00:02.3: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.3: reg 0x10: [mem 0xc2015000-0xc2015fff]
pci 0000:00:02.4: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.4: reg 0x10: [mem 0xc2014000-0xc2014fff]
pci 0000:00:02.5: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.5: reg 0x10: [mem 0xc2013000-0xc2013fff]
pci 0000:00:02.6: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.6: reg 0x10: [mem 0xc2012000-0xc2012fff]
pci 0000:00:02.7: [1b36:000c] type 01 class 0x060400
pci 0000:00:02.7: reg 0x10: [mem 0xc2011000-0xc2011fff]
pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100
pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO
pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601
pci 0000:00:1f.2: reg 0x20: [io 0xd240-0xd25f]
pci 0000:00:1f.2: reg 0x24: [mem 0xc2010000-0xc2010fff]
pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500
pci 0000:00:1f.3: reg 0x20: [io 0xd200-0xd23f]
pci 0000:01:00.0: [1af4:1041] type 00 class 0x020000
pci 0000:01:00.0: reg 0x14: [mem 0xc1e00000-0xc1e00fff]
pci 0000:01:00.0: reg 0x20: [mem 0x800000000-0x800003fff 64bit pref]
pci 0000:00:02.0: PCI bridge to [bus 01]
pci 0000:00:02.0: bridge window [io 0xd000-0xdfff]
pci 0000:00:02.0: bridge window [mem 0xc1e00000-0xc1ffffff]
pci 0000:00:02.0: bridge window [mem 0x800000000-0x8000fffff 64bit pref]
pci 0000:02:00.0: [1af4:1048] type 00 class 0x010000
pci 0000:02:00.0: reg 0x14: [mem 0xc1c00000-0xc1c00fff]
pci 0000:02:00.0: reg 0x20: [mem 0x800100000-0x800103fff 64bit pref]
pci 0000:00:02.1: PCI bridge to [bus 02]
pci 0000:00:02.1: bridge window [io 0xc000-0xcfff]
pci 0000:00:02.1: bridge window [mem 0xc1c00000-0xc1dfffff]
pci 0000:00:02.1: bridge window [mem 0x800100000-0x8001fffff 64bit pref]
pci 0000:03:00.0: [1af4:1043] type 00 class 0x078000
pci 0000:03:00.0: reg 0x14: [mem 0xc1a00000-0xc1a00fff]
pci 0000:03:00.0: reg 0x20: [mem 0x800200000-0x800203fff 64bit pref]
pci 0000:00:02.2: PCI bridge to [bus 03]
pci 0000:00:02.2: bridge window [io 0xb000-0xbfff]
pci 0000:00:02.2: bridge window [mem 0xc1a00000-0xc1bfffff]
pci 0000:00:02.2: bridge window [mem 0x800200000-0x8002fffff 64bit pref]
pci 0000:04:00.0: [1af4:1042] type 00 class 0x010000
pci 0000:04:00.0: reg 0x14: [mem 0xc1800000-0xc1800fff]
pci 0000:04:00.0: reg 0x20: [mem 0x800300000-0x800303fff 64bit pref]
pci 0000:00:02.3: PCI bridge to [bus 04]
pci 0000:00:02.3: bridge window [io 0xa000-0xafff]
pci 0000:00:02.3: bridge window [mem 0xc1800000-0xc19fffff]
pci 0000:00:02.3: bridge window [mem 0x800300000-0x8003fffff 64bit pref]
pci 0000:05:00.0: [1af4:1042] type 00 class 0x010000
pci 0000:05:00.0: reg 0x14: [mem 0xc1600000-0xc1600fff]
pci 0000:05:00.0: reg 0x20: [mem 0x800400000-0x800403fff 64bit pref]
pci 0000:00:02.4: PCI bridge to [bus 05]
pci 0000:00:02.4: bridge window [io 0x9000-0x9fff]
pci 0000:00:02.4: bridge window [mem 0xc1600000-0xc17fffff]
pci 0000:00:02.4: bridge window [mem 0x800400000-0x8004fffff 64bit pref]
pci 0000:06:00.0: [1af4:1045] type 00 class 0x00ff00
pci 0000:06:00.0: reg 0x20: [mem 0x800500000-0x800503fff 64bit pref]
pci 0000:00:02.5: PCI bridge to [bus 06]
pci 0000:00:02.5: bridge window [io 0x8000-0x8fff]
pci 0000:00:02.5: bridge window [mem 0xc1400000-0xc15fffff]
pci 0000:00:02.5: bridge window [mem 0x800500000-0x8005fffff 64bit pref]
pci 0000:07:00.0: [1af4:1044] type 00 class 0x00ff00
pci 0000:07:00.0: reg 0x20: [mem 0x800600000-0x800603fff 64bit pref]
pci 0000:00:02.6: PCI bridge to [bus 07]
pci 0000:00:02.6: bridge window [io 0x7000-0x7fff]
pci 0000:00:02.6: bridge window [mem 0xc1200000-0xc13fffff]
pci 0000:00:02.6: bridge window [mem 0x800600000-0x8006fffff 64bit pref]
pci 0000:00:02.7: PCI bridge to [bus 08]
PCI: CLS 0 bytes, default 64
RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer
Initialise system trusted keyrings
workingset: timestamp_bits=40 max_order=18 bucket_order=0
squashfs: version 4.0 (2009/01/31) Phillip Lougher
9p: Installing v9fs 9p2000 file system support
Key type asymmetric registered
Asymmetric key parser 'x509' registered
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
io scheduler mq-deadline registered
io scheduler kyber registered
ACPI: \_SB_.GSIG: Enabled at IRQ 22
pcieport 0000:00:02.0: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.1: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.2: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.3: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.4: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.5: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.6: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
pcieport 0000:00:02.7: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+
shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
efifb: probing for efifb
efifb: framebuffer at 0xc0000000, using 1876k, total 1875k
efifb: mode is 800x600x32, linelength=3200, pages=1
efifb: scrolling: redraw
efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
fb0: EFI VGA frame buffer device
input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
ACPI: button: Power Button [PWRF]
Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
virtio_blk virtio3: [vda] 105275392 512-byte logical blocks (53.9 GB/50.2 GiB)
GPT:Primary header thinks Alt. header is not at the end of the disk.
GPT:4612095 != 105275391
GPT:Alternate GPT header not at the end of the disk.
GPT:4612095 != 105275391
GPT: Use GNU Parted to correct GPT errors.
vda: vda1 vda14 vda15
virtio_blk virtio4: [vdb] 2048 512-byte logical blocks (1.05 MB/1.00 MiB)
Loading iSCSI transport class v2.0-870.
iscsi: registered transport (tcp)
scsi host0: Virtio SCSI HBA
tun: Universal TUN/TAP device driver, 1.6
EFI Variables Facility v0.08 2004-May-17
clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fabbd510, max_idle_ns: 440795372521 ns
rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
rcu: 1-...!: (0 ticks this GP) idle=802/1/0x4000000000000000 softirq=49/49 fqs=0
(detected by 0, t=5252 jiffies, g=-1051, q=19)
Sending NMI from CPU 0 to CPUs 1:
rcu: rcu_sched kthread timer wakeup didn't happen for 5251 jiffies! g-1051 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=1 timer-softirq=71
rcu: rcu_sched kthread starved for 5252 jiffies! g-1051 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_sched state:I stack: 0 pid: 12 ppid: 2 flags:0x00004000
Call Trace:
0xffffffff84a9825d
0xffffffff84a9899a
0xffffffff84a9cc1a
? 0xffffffff843441c0
0xffffffff84339220
? 0xffffffff8433b000
0xffffffff8433b080
0xffffffff842e7bb1
? 0xffffffff842e7aa0
0xffffffff84201a72
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
rcu: 1-...!: (0 ticks this GP) idle=802/1/0x4000000000000000 softirq=49/49 fqs=0
(detected by 0, t=21007 jiffies, g=-1051, q=19)
Sending NMI from CPU 0 to CPUs 1:
rcu: rcu_sched kthread starved for 21007 jiffies! g-1051 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_sched state:R running task stack: 0 pid: 12 ppid: 2 flags:0x00004000
Call Trace:
0xffffffff84a9825d
0xffffffff84a9899a
0xffffffff84a9cc1a
? 0xffffffff843441c0
0xffffffff84339220
? 0xffffffff8433b000
0xffffffff8433b080
0xffffffff842e7bb1
? 0xffffffff842e7aa0
0xffffffff84201a72
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 13 Comm: migration/0 Not tainted 5.13.0-1004-kvm #4-Ubuntu
Hardware name: KubeVirt None/RHEL-AV, BIOS 0.0.0 02/06/2015
Stopper: 0xffffffff8437d320 <- 0xffffffff8437d86e
Call Trace:

0xffffffff84a62ce7
0xffffffff84a7814c
? 0xffffffff842a5a20
0xffffffff84a78376
0xffffffff8470edf5
0xffffffff842a5a74
0xffffffff84a6b020
0xffffffff84a6b119
0xffffffff84a6b7a5
0xffffffff8433978b
0xffffffff8433b9f4
0xffffffff84345e3f
0xffffffff84356f81
? 0xffffffff84356ed0
0xffffffff843466a8
0xffffffff84347309
0xffffffff842a2ca4
0xffffffff84a913a7

0xffffffff84c00baf
RIP: 0010:0xffffffff8437d312
Code: 8b 44 24 0c 48 8b 54 24 68 65 48 2b 14 25 28 00 00 00 75 0d 4c 8b 65 f8 c9 c3 b8 fe ff ff ff eb e3 e8 e2 45 71 00 66 90 f3 90 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56
RSP: 0018:ff7632fe4007be50 EFLAGS: 00000202
RAX: ff2749807782b280 RBX: ff7632fe4004bd18 RCX: 0000000000000003
RDX: 0000000000000002 RSI: 0000000000000282 RDI: ffffffff8578e7d0
RBP: ff7632fe4007be90 R08: 000000000000000c R09: 0000000000000004
R10: 0000000000000000 R11: 00000000000000b5 R12: ff7632fe4004bd3c
R13: 0000000000000001 R14: ffffffff8578e7d0 R15: 0000000000000001
? 0xffffffff8437d3b3
? 0xffffffff8437d320
0xffffffff8437d19d
? 0xffffffff842edbf0
0xffffffff842edcbb
0xffffffff842e7bb1
? 0xffffffff842e7aa0
0xffffffff84201a72
```