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SubjectRe: [rfcomm_run] WARNING: CPU: 1 PID: 79 at kernel/sched/core.c:7156 __might_sleep()
On Tue, Sep 30, 2014 at 04:02:28PM +0800, Fengguang Wu wrote:
> Hi Peter,
>
> We possibly find a rfcomm bug (maintainers CCed) exposed by your debug patch
>
> [ 1.861895] NET: Registered protocol family 5
> [ 1.862978] Bluetooth: RFCOMM TTY layer initialized
> [ 1.863099] ------------[ cut here ]------------
> [ 1.863105] WARNING: CPU: 1 PID: 79 at kernel/sched/core.c:7156 __might_sleep+0x17d/0x1a1()
> [ 1.863112] do not call blocking ops when !TASK_RUNNING; state=1 set at [<c14dc381>] rfcomm_run+0xdf/0x130e
> [ 1.863591] [<c1058b73>] ? kthread_stop+0x53/0x53
> [ 1.864906] [<c155a411>] dump_stack+0x48/0x60
> [ 1.866298] [<c14dc381>] ? rfcomm_run+0xdf/0x130e

Ha yes, rfcomm_run is a complete buggy mess indeed. Lemme go see what I
can make of it.


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