[Bug 1208455] Re: general protection fault running apt-get inside double nested kvm VM

[James Hunt]

Now that 3.11 is out of proposed, we're seeing a different kernel
failure, starting with

run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.11.0-2-generic /boot/vmlinuz-3.11.0-2-generic
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.11.0-2-generic
Found initrd image: /boot/initrd.img-3.11.0-2-generic
Found memtest86+ image: /boot/memtest86+.bin
[  776.392144] BUG: soft lockup - CPU#0 stuck for 23s! [modprobe:18758]
[  776.392144] CPU: 0 PID: 18758 Comm: modprobe Tainted: GF            3.11.0-2-generic #5-Ubuntu
[  776.432133] BUG: soft lockup - CPU#1 stuck for 23s! [systemd-udevd:333]
[  776.432133] CPU: 1 PID: 333 Comm: systemd-udevd Tainted: GF            3.11.0-2-generic #5-Ubuntu
[  776.432133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  776.432133] task: f5f619c0 ti: f5f3c000 task.ti: f5f3c000
[  776.432133] Stack:
[  776.432133] Call Trace:
[  776.432133] Code: 08 89 0c 24 89 f1 e8 16 fc ff ff e9 36 ff ff ff 90 55 ba 00 01 00 00 89 e5 f0 66 0f c1 10 0f b6 ce 38 d1 74 0d 8d 74 26 00 f3 90 <0f> b6 10 38 ca 75 f7 5d c3 8d b6 00 00 00 00 8d bc 27 00 00 00
[  776.392144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  776.392144] task: f56919c0 ti: f5746000 task.ti: f5746000


** Attachment added: "kvm.log"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1208455/+attachment/3773460/+files/kvm.log

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Title:
  general protection fault running apt-get inside double nested kvm VM

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