panic: vm_fault_copy_wired: page missing

[Garrett Cooper]

On Thu, Apr 15, 2010 at 12:22 AM, Daniel Braniss <danny at cs.huji.ac.il> wrote:
> Hi,
> I'm getting this with FreeBSD-8-stable, it usually happens when
> starting apache:
>
> panic: vm_fault_copy_wired: page missing
> cpuid = 3
> KDB: enter: panic
> [thread pid 1013 tid 100106 ]
> Stopped at      kdb_enter+0x3d: movq    $0,0x68f170(%rip)
> db> tr
> Tracing pid 1013 tid 100106 td 0xffffff0007a66ae0
> kdb_enter() at kdb_enter+0x3d
> panic() at panic+0x17b
> vm_fault_copy_entry() at vm_fault_copy_entry+0x283
> vmspace_fork() at vmspace_fork+0x4d0
> fork1() at fork1+0x35f
> fork() at fork+0x1c
> syscall() at syscall+0x1e7
> Xfast_syscall() at Xfast_syscall+0xe1
> --- syscall (2, FreeBSD ELF64, fork), rip = 0x8009f41ac, rsp = 0x7fffffffe7d8,
> rbp = 0x800c34a80 ---
>
> any help in tracking this?

Hi Danny,
    Can you provide some details about your systems, like amd64 vs
i386, processor model, amount of RAM, swap, etc?
Thanks!
-Garrett