bcache: read_super() read sb version 0, flags 1, seq 8, journal size 163 bcache: register_cache_set() set version = 0 bcache: fill_bucket() 274 level 1/-1 bcache: fill_bucket() 189 level 0/1 bcache: fill_bucket() 2500 level 0/1 bcache: journal entries 2661712-2661721 missing! (replaying 2661711-2661732) bcache: journal replay done, 19 keys in 14 entries, seq 2661711-2661732 bcache: __write_super() ver 0, flags 1, seq 9 bcache: registered cache device vda bcache: read_super() read sb version 1, flags 4611686018427387905, seq 0, journal size 0 BUG: spinlock bad magic on CPU#1, rc/1044 lock: ffffffff81666220, .magic: 00000000, .owner: rc/1044, .owner_cpu: 1 Pid: 1044, comm: rc Not tainted 2.6.34.5 #19 Call Trace: [<ffffffff813e7ccf>] spin_bug+0xa0/0xa8 [<ffffffff8125dd52>] do_raw_spin_unlock+0x62/0xa0 [<ffffffff813ed865>] _raw_spin_unlock_irqrestore+0x35/0x70 [<ffffffff812541fb>] ___ratelimit+0x9b/0x130 [<ffffffff8123e0ac>] invalidate_buckets.part.38+0x34c/0x620 [<ffffffff8123e5e1>] free_some_buckets+0x261/0x270 [<ffffffff8123f3d8>] __pop_bucket_set.constprop.47+0x78/0x4c0 [<ffffffff812455fe>] uuid_write+0x6e/0x140 [<ffffffff813ec57e>] ? mutex_unlock+0xe/0x10 [<ffffffff8116207b>] ? sysfs_addrm_finish+0x1b/0x70 [<ffffffff812472a4>] register_dev_on_set+0x414/0x470 [<ffffffff8124c5bb>] register_bcache+0x7bb/0xc90 [<ffffffff812501bf>] kobj_attr_store+0xf/0x30 [<ffffffff81160916>] sysfs_write_file+0xe6/0x170 [<ffffffff810fd844>] vfs_write+0xa4/0x140 [<ffffffff810fd9ba>] sys_write+0x4a/0x90 [<ffffffff81024a31>] ia32_sysret+0x0/0x5 bcache: heap empty!