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[ BUG: held lock freed! ]
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mount/533 is freeing memory f7540dc0-f7540ddf, with a lock still held there!
 (jbd_handle){--..}, at: [<c01fd308>] journal_start+0xf8/0x120
2 locks held by mount/533:
 #0:  (&type->i_mutex_dir_key#2){--..}, at: [<c017f084>] open_namei+0xf4/0x620
 #1:  (jbd_handle){--..}, at: [<c01fd308>] journal_start+0xf8/0x120

stack backtrace:
 [<c010691a>] show_trace_log_lvl+0x1a/0x30
 [<c0107522>] show_trace+0x12/0x20
 [<c0107546>] dump_stack+0x16/0x20
 [<c014287f>] debug_check_no_locks_freed+0x13f/0x180
 [<c0170f45>] kfree+0x65/0xe0
 [<c01fbcbc>] ext3_init_security+0x8c/0xb0
 [<c01eae51>] ext3_new_inode+0x911/0x9c0
 [<c01f1da0>] ext3_create+0x70/0xe0
 [<c017c44d>] vfs_create+0xbd/0x100
 [<c017f4af>] open_namei+0x51f/0x620
 [<c0172fdb>] do_filp_open+0x2b/0x50
 [<c0173047>] do_sys_open+0x47/0xe0
 [<c017311c>] sys_open+0x1c/0x20
 [<c01051e6>] sysenter_past_esp+0x5f/0xa9
 =======================