[BTRFS] kernel BUG at fs/btrfs/tree-log.c:1973! in 3.9-rc7

Hi, We encountered this problem on 3.9-rc7, powerpc 7 system. When they trying to mount a btrfs partition, kernel paniced with these messages: aimlp6 login: [ cut here ] cpu 0x3: Vector: 700 (Program Check) at

[BTRFS] kernel BUG at fs/btrfs/tree-log.c:1973! in 3.9-rc7

Hi, We encountered this problem on 3.9-rc7, powerpc 7 system. When they trying to mount a btrfs partition, kernel paniced with these messages: aimlp6 login: [ cut here ] cpu 0x3: Vector: 700 (Program Check) at