[DragonFlyBSD - Bug #2089] Fatal trap 9: GPF in kernel mode

["Antonio M. Huete Jimenez via Redmine" <bugtracker-admin@xxxxxxxxxxxxxxxxxxxxx>]

Issue #2089 has been updated by Antonio M. Huete Jimenez.

Assignee deleted (0)

Tobias,

Is your KVM host an Intel Processor? Which one?

I'm unable to boot DFly x64 using KVM on Intel CPUs.


       DMA space used: 144k, remaining available: 16384k


       Fatal trap 9: general protection fault while in kernel mode
       cpuid = 0; lapic->id = 00000000
       instruction pointer     = 0x8:0xffffffff80797aa2
       stack pointer           = 0x10:0xffffffe00e4bbc00
       frame pointer           = 0x10:0xffffffe021c6fbd0
       code segment            = base 0x0, limit 0xfffff, type 0x1b
                               = DPL 0, pres 1, long 0, def32 0, gran 1
       processor eflags        = interrupt enabled, IOPL = 0
       current process         = 1
       current thread          = pri 10 (CRIT)
       kernel: type 9 trap, code=0

       CPU0 stopping CPUs: 0x00000000
        stopped
       Stopped at      cpu_heavy_restore+0x72: movl    %ecx,%cr3

       db> trace
       cpu_heavy_restore() at cpu_heavy_restore+0x72 0xffffffff80797aa2
       tsleep() at tsleep+0x54e 0xffffffff804f2f2b
       constty_daemon() at constty_daemon+0xb5 0xffffffff80505978

Cheers,
Antonio Huete
----------------------------------------
Bug #2089: Fatal trap 9: GPF in kernel mode
http://bugs.dragonflybsd.org/issues/2089

Author: Tobias Weingartner
Status: New
Priority: Normal
Assignee: 
Category: 
Target version: 


dfly-x86_64-2.10.1_REL.iso:
Running on proxmox 1.8 (linux kvm style VM)

tryroot cd0
cd9660: RockRidge Extension


Fatal trap 9: general protection fault while in kernel mode
instruction pointer = 0x8:0xfff...80701772
stack pointer       = 0x10:0xfff...e001716bf0
frame pointer       = 0x10:0xfff...e00c39eaf0
...
Stopped at  cpu_heavy_restore+0x32: movq  0x320(%rdx),%rdi

Trace shows:
cpu_heavy_restore()
tsleep()
vm_pageout_thread() at vm_pageout_thread+0x221

Registers show:
can't get rdx... scrolls off screen, and cant seem to get backscroll
working.


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