With kvm 1:84+dfsg-0ubuntu12.1~ppa6 after 3 days:
ad0: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=20875903
Fatal trap 12: page fault while in kernel mode cpuid = 2; apic id = 02 fault virtual address = 0xc90ecfad fault code = supervisor read, page not present instruction pointer = 0x20:0xc07e1624 stack pointer = 0x28:0xe9e01c30 frame pointer = 0x28:0xe9e01c3c code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 21 (swi6: task queue) trap number = 12 panic: page fault cpuid = 2 Uptime: 3d17h7m41s Cannot dump. No dump device defined. Automatic reboot in 15 seconds - press a key on the console to abort Rebooting... cpu_reset: Stopping other CPUs
With kvm 1:84+dfsg- 0ubuntu12. 1~ppa6 after 3 days:
ad0: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=20875903
Fatal trap 12: page fault while in kernel mode
= DPL 0, pres 1, def32 1, gran 1
cpuid = 2; apic id = 02
fault virtual address = 0xc90ecfad
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc07e1624
stack pointer = 0x28:0xe9e01c30
frame pointer = 0x28:0xe9e01c3c
code segment = base 0x0, limit 0xfffff, type 0x1b
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 21 (swi6: task queue)
trap number = 12
panic: page fault
cpuid = 2
Uptime: 3d17h7m41s
Cannot dump. No dump device defined.
Automatic reboot in 15 seconds - press a key on the console to abort
Rebooting...
cpu_reset: Stopping other CPUs