Public bug reported:
Hardware: X86-64, Intel(R) Core(TM) i7-6500U( Skylake)
OS: Linux Mint 18
Host Kernel: 4.5.7 + PaX/Grsecurity
Qemu: QEMU emulator version 2.5.0 (Debian 1:2.5+dfsg-5ubuntu10.2)
[Reproduction Steps]
1, Install a Debian 8 in the guest
2, Install a customized kernel( using same config to Debian 8)
3, Reboot:
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm -usb
-usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu Broadwell -smp 2
or
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm
-usb -usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu host
-smp 2
[Actual Result]
kernel panic or can't login in the system
[Workaround]
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm -usb
-usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu Haswell -smp 2
** Affects: qemu
Importance: Undecided
Status: New
--
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https://bugs.launchpad.net/bugs/1598029
Title:
failed to boot a customized kernel if emulating Broadwell/Skylake
Status in QEMU:
New
Bug description:
Hardware: X86-64, Intel(R) Core(TM) i7-6500U( Skylake)
OS: Linux Mint 18
Host Kernel: 4.5.7 + PaX/Grsecurity
Qemu: QEMU emulator version 2.5.0 (Debian 1:2.5+dfsg-5ubuntu10.2)
[Reproduction Steps]
1, Install a Debian 8 in the guest
2, Install a customized kernel( using same config to Debian 8)
3, Reboot:
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm -usb
-usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu Broadwell -smp 2
or
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm
-usb -usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu
host -smp 2
[Actual Result]
kernel panic or can't login in the system
[Workaround]
qemu-system-x86_64 -hda debian8-test.img -boot d -m 2048 -enable-kvm -usb
-usbdevice tablet -net nic -net tap,ifname=tap0,script=no -cpu Haswell -smp 2
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