Re: 2.6.10 Kernel BUG at hugetlbpage:212 (x86_64 and i386)

2005-02-04 Thread Hugh Dickins
On Fri, 4 Feb 2005, Mr. Berkley Shands wrote: > > > Sorry, but I still crash. This time it hung the kernel so bad I had to > powerfail to restart. Thanks for trying, okay, your problem is a different one from what my patch fixes: I thought that might turn out to be so. > Feb 4 13:43:19 eclipse

Re: 2.6.10 Kernel BUG at hugetlbpage:212 (x86_64 and i386)

2005-02-04 Thread William Lee Irwin III
On Fri, Feb 04, 2005 at 02:06:05PM -0600, Mr. Berkley Shands wrote: > Sorry, but I still crash. This time it hung the kernel so bad I had to > powerfail to restart. Well, that fix is needed anyway. On Fri, Feb 04, 2005 at 02:06:05PM -0600, Mr. Berkley Shands wrote: > Feb 4 13:43:19 eclipse kern

Re: 2.6.10 Kernel BUG at hugetlbpage:212 (x86_64 and i386)

2005-02-04 Thread William Lee Irwin III
On Fri, Feb 04, 2005 at 04:39:02PM +, Hugh Dickins wrote: > Patch below (against 2.6.11-rc3, applies at offset to 2.6.10) fixes > the unmap_hugepage_range BUGs I could generate: does it fix yours? > The hugetlb_page test in do_munmap is too permissive. It checks start > vma, but forgets that e

Re: 2.6.10 Kernel BUG at hugetlbpage:212 (x86_64 and i386)

2005-02-04 Thread Hugh Dickins
On Thu, 3 Feb 2005, Mr. Berkley Shands wrote: > Reproducible BUG on 3GB hugetlbfs filesystem for opterons and xeons with > either > FC3 or RedHat ES3.0 and GCC 3.4.2. Details and code snippets in attachment. > Executables to reproduce BUG are available on request. Patch below (against 2.6.11-rc3,