On Tue, Oct 16, 2007 at 07:17:32PM +0200, Arnaud Fontaine wrote:
> Hello,
>
> We have often the following error from the kernel:
>
> sshd[1551] trap invalid opcode rip:2aeacc0677a0 rsp:7fffe0c7e688 error:0
> Eeek! page_mapcount(page) went negative! (-1)
> page pfn = 7f7a8
> page->flags = 400000000001002c
> page->count = 1
> page->mapping = ffff810056170550
> vma->vm_ops = 0xffffffff80667ba0
> vma->vm_ops->nopage = _stext+0x7fdf7000/0x20
> vma->vm_ops->fault = filemap_fault+0x0/0x450
> vma->vm_file->f_op->mmap = generic_file_mmap+0x0/0x50
> ....
>
> We have tested with different kernel (2.6.23.1 and 2.6.22) and the same
> error happens with different process. Any idea for knowing what could
> cause this error?
Many of these that I've seen have turned out to be a hardware problem.
Try running memtest86+ on that machine for a while.
It doesn't catch all problems, but it will highlight more common memory faults.
Dave
--
http://www.codemonkey.org.uk
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
