On Wed, 10 Feb 2010 16:17:41 PST, akpm@xxxxxxxxxxxxxxxxxxxx said: > The mm-of-the-moment snapshot 2010-02-10-16-17 has been uploaded to > > http://userweb.kernel.org/~akpm/mmotm/ Seen at boot: [ 0.207242] ACPI: (supports S0 S5) [ 0.207257] ACPI: Using IOAPIC for interrupt routing [ 0.335315] [ 0.335316] ============================================= [ 0.335483] [ INFO: possible recursive locking detected ] [ 0.335572] 2.6.33-rc7-mmotm0210 #1 [ 0.335658] --------------------------------------------- [ 0.335746] swapper/1 is trying to acquire lock: [ 0.335834] (&dev->mutex){+.+...}, at: [<ffffffff812eb521>] __driver_attach+0x47/0x80 [ 0.335999] [ 0.335999] but task is already holding lock: [ 0.335999] (&dev->mutex){+.+...}, at: [<ffffffff812eb513>] __driver_attach+0x39/0x80 [ 0.335999] [ 0.335999] other info that might help us debug this: [ 0.335999] 1 lock held by swapper/1: [ 0.335999] #0: (&dev->mutex){+.+...}, at: [<ffffffff812eb513>] __driver_attach+0x39/0x80 [ 0.335999] [ 0.335999] stack backtrace: [ 0.335999] Pid: 1, comm: swapper Not tainted 2.6.33-rc7-mmotm0210 #1 [ 0.335999] Call Trace: [ 0.335999] [<ffffffff81063b47>] __lock_acquire+0xc77/0xcee [ 0.335999] [<ffffffff81061fad>] ? mark_lock+0x2d/0x22c [ 0.335999] [<ffffffff812eb521>] ? __driver_attach+0x47/0x80 [ 0.335999] [<ffffffff81063c89>] lock_acquire+0xcb/0xe8 [ 0.335999] [<ffffffff812eb521>] ? __driver_attach+0x47/0x80 [ 0.335999] [<ffffffff810621fe>] ? mark_held_locks+0x52/0x70 [ 0.335999] [<ffffffff81568c9d>] __mutex_lock_common+0x5c/0x5aa [ 0.335999] [<ffffffff812eb521>] ? __driver_attach+0x47/0x80 [ 0.335999] [<ffffffff815583f8>] ? klist_next+0x24/0xd7 [ 0.335999] [<ffffffff812eb521>] ? __driver_attach+0x47/0x80 [ 0.335999] [<ffffffff812eb4da>] ? __driver_attach+0x0/0x80 [ 0.335999] [<ffffffff81569291>] mutex_lock_nested+0x34/0x39 [ 0.335999] [<ffffffff812eb521>] __driver_attach+0x47/0x80 [ 0.335999] [<ffffffff812eb4da>] ? __driver_attach+0x0/0x80 [ 0.335999] [<ffffffff812eb4da>] ? __driver_attach+0x0/0x80 [ 0.335999] [<ffffffff812eaa43>] bus_for_each_dev+0x54/0x89 [ 0.335999] [<ffffffff812eb28a>] driver_attach+0x19/0x1b [ 0.335999] [<ffffffff812eaed5>] bus_add_driver+0xb4/0x203 [ 0.335999] [<ffffffff812eb833>] driver_register+0xb8/0x129 [ 0.335999] [<ffffffff81231604>] acpi_bus_register_driver+0x3e/0x40 [ 0.335999] [<ffffffff81b45094>] acpi_ec_init+0x37/0x55 [ 0.335999] [<ffffffff81b44ef1>] acpi_init+0x115/0x12a [ 0.335999] [<ffffffff81b44ddc>] ? acpi_init+0x0/0x12a [ 0.335999] [<ffffffff810001ef>] do_one_initcall+0x59/0x14e [ 0.335999] [<ffffffff81b26655>] kernel_init+0x14d/0x1a3 [ 0.335999] [<ffffffff81003354>] kernel_thread_helper+0x4/0x10 [ 0.335999] [<ffffffff8156b0c0>] ? restore_args+0x0/0x30 [ 0.335999] [<ffffffff81b26508>] ? kernel_init+0x0/0x1a3 [ 0.335999] [<ffffffff81003350>] ? kernel_thread_helper+0x0/0x10 [ 0.340036] ACPI: EC: GPE = 0x11, I/O: command/status = 0x934, data = 0x930
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