Re: btrfs zero divide

2013-08-09 Thread Josef Bacik
On Fri, Aug 09, 2013 at 02:30:38PM +0200, Andreas Schwab wrote: > Andreas Schwab writes: > > > Josef Bacik writes: > > > >> So stripe_len shouldn't be 0, if it is you have bigger problems :). > > > > The bigger problem is that stripe_nr is u64, this i

Re: btrfs zero divide

2013-07-30 Thread Josef Bacik
On Tue, Jul 30, 2013 at 07:02:29PM +, Thorsten Glaser wrote: > Josef Bacik dixit: > > >Can you gdb btrfs.ko and do > > > >list *(__btrfs_map_block+0x11c) > > Not easily (the kernel image is from a .deb package), > and even in a compile tree gdb just says:

Re: btrfs zero divide (was: Re: Linux 3.10 problem reports (yes, plural))

2013-07-30 Thread Josef Bacik
On Tue, Jul 30, 2013 at 11:07:30AM +0200, Geert Uytterhoeven wrote: > On Tue, 30 Jul 2013, Thorsten Glaser wrote: > > NEW problem: btrfs doesn’t work at all. I had to reboot my > > buildd into 3.2 using echo s/u/s/o >/proc/sysrq-trigger as > > the attempt to mount it left the system hanging there.