realmode in ubuntu_kvm_unit tests timeout with B-hwe-edge 5.3 amd64

[Po-Hsu Lin]

Test failed with timeout:
 qemu-system-x86_64: terminating on signal 15 from pid 18370 (timeout)
 FAIL realmode (timeout; duration=90s)

 Running '/home/ubuntu/autotest/client/tmp/ubuntu_kvm_unit_tests/src/kvm-unit-tests/tests/realmode'
 BUILD_HEAD=e2c275c4
 timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 -nodefaults -device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial stdio -device pci-testdev -machine accel=kvm -kernel /tmp/tmp.4Tq6pb7Qjf -smp 1 # -initrd /tmp/tmp.mE3OIEkn5u
 qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]
 PASS: null
 PASS: shld
 PASS: push/pop 1
 PASS: push/pop 2
 PASS: push/pop 3
 PASS: push/pop 4
 PASS: push/pop 5
 PASS: push/pop 6
 PASS: push/pop with high bits set in %esp
 PASS: pusha/popa 1
 PASS: pusha/popa 1
 PASS: mov 1
 PASS: mov 2
 PASS: mov 3
 PASS: mov 4
 PASS: mov 5
 PASS: cmp 1
 PASS: cmp 2
 PASS: cmp 3
 PASS: add 1
 PASS: add 2
 PASS: sub 1
 PASS: sub 2
 PASS: sub 3
 PASS: sub 4
 PASS: xor 1
 PASS: xor 2
 PASS: xor 3
 PASS: xor 4
 PASS: pio 1
 PASS: pio 2
 PASS: pio 3
 PASS: pio 4
 PASS: pio 5
 PASS: pio 6
 PASS: clc
 PASS: stc
 PASS: cli
 PASS: sti
 PASS: cld
 PASS: std
 PASS: jnz short 1
 PASS: jnz short 2
 PASS: jmp short 1
 PASS: jnz near 1
 PASS: jnz near 2
 PASS: jmp near 1
 PASS: call 1
 PASS: call near 1
 PASS: call near 2
 PASS: call far 1
 PASS: call far 2
 PASS: ret imm 1
 PASS: retf imm 1
 PASS: jmp far 1
 PASS: xchg 1
 PASS: xchg 2
 PASS: xchg 3
 PASS: xchg 4
 PASS: xchg 5
 PASS: xchg 6
 PASS: xchg 7
 PASS: xchg 8
 PASS: iret 1
 PASS: iret 2
 PASS: iret 3
 PASS: rflags.rf
 PASS: iret 4
 PASS: int 1
 PASS: imul 1
 PASS: imul 2
 PASS: imul 3
 PASS: imul 4
 PASS: imul 5
 PASS: imul 6
 PASS: mul 1
 PASS: mul 2
 PASS: mul 3
 PASS: div 1
 PASS: div 2
 PASS: div 3
 PASS: idiv 1
 PASS: idiv 2
 PASS: idiv 3
 PASS: LOOPcc short 1
 PASS: LOOPcc short 2
 PASS: LOOPcc short 3
 PASS: cbq 1
 PASS: cwde 1
 PASS: cwd 1
 PASS: cwd 2
 PASS: cdq 1
 PASS: cdq 2
 PASS: DAS
 PASS: lds
 PASS: les
 PASS: lfs
 PASS: lgs
 PASS: lss
 PASS: jcxz short 1
 PASS: jcxz short 2
 PASS: jcxz short 3
 PASS: jecxz short 1
 PASS: jecxz short 2
 PASS: cpuid
 PASS: ss relative addressing (1)
 PASS: ss relative addressing (2)
 PASS: sgdt
 PASS: sidt
 PASS: lahf
 PASS: sahf
 PASS: movsx
 PASS: movzx
 PASS: movsx ah
 PASS: movzx ah
 PASS: bswap
 PASS: aad
 PASS: aam
 PASS: xlat
 PASS: salc (1)
 PASS: salc (2)
 PASS: fninit
 PASS: mov dr with mod bits
 PASS: smsw
 PASS: nopl
 PASS: xadd
 1451 cycles/emulated jump instruction
 1639 cycles/emulated move instruction
 qemu-system-x86_64: terminating on signal 15 from pid 18370 (timeout)
 FAIL realmode (timeout; duration=90s)