On 08/20/2014 10:02 AM, Kirill A. Shutemov wrote: > Sasha Levin wrote: >> > Hi all, >> > >> > While fuzzing with trinity inside a KVM tools guest running the latest -next >> > kernel, I've stumbled on the following spew: >> > >> > [ 2581.180086] kernel BUG at mm/rmap.c:530! > Page is mapped where it shouldn't be. Or vma/struct page/pgtable is corrupted. > Basically, I have no idea what happend :-P > > We really should dump page and vma info there. It's strange we don't have > dump_vma() helper yet. > Okay, so the dump_vma() helper shows: [ 736.842506] vma ffff8808436fdc00 start (null) end (null) [ 736.842506] next (null) prev (null) mm (null) [ 736.842506] prot 0 anon_vma (null) vm_ops (null) [ 736.842506] pgoff 0 file (null) private_data (null) [ 736.846670] flags: 0x0( Thanks, Sasha -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>