After booting kubuntu-alpha3 from USB, and running the installer the kernel reports
kernel BUG at /build/builddd/linux-3.0.0/fs/btrfs/super.c:984 Invalid opcode: 0000 [#1] SMP EIP is at btrfs_calc_avail_data_space + 0x375/0x380
call trace: ? kmem_cache_alloc +0x11d/0x140 ? __btrfs_get_ro_block_group_free_space +0xb0/0xe0 ? btrfs_account_ro_block_groups_free_space btrfs_statfs statfs_by_dentry ... syscall
I do have some btrfs partitions on the hard disk (created using Ubuntu 11.04) but none were mounted at the time the installer was run.
After booting kubuntu-alpha3 from USB, and running the installer the kernel reports
kernel BUG at /build/ builddd/ linux-3. 0.0/fs/ btrfs/super. c:984 avail_data_ space + 0x375/0x380
Invalid opcode: 0000 [#1] SMP
EIP is at btrfs_calc_
call trace: get_ro_ block_group_ free_space +0xb0/0xe0 ro_block_ groups_ free_space
? kmem_cache_alloc +0x11d/0x140
? __btrfs_
? btrfs_account_
btrfs_statfs
statfs_by_dentry
...
syscall
I do have some btrfs partitions on the hard disk (created using Ubuntu 11.04) but none were mounted at the time the installer was run.