From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Subject: Re: 3.10.10-rt7: inconsistent lock state (iwlwifi)
Date: Fri, 4 Oct 2013 15:24:58 +0200
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To: Thomas Meyer <thomas@m3y3r.de>
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* Thomas Meyer | 2013-09-16 23:10:50 [+0200]:

>Hi,
Hi Thomas,

>lockdep complains about this:
>
>[   92.041513] iwlwifi 0000:02:00.0: L1 Enabled; Disabling L0S
>[   92.090910] iwlwifi 0000:02:00.0: Radio type=0x1-0x2-0x0
>
>[   92.094779] =================================
>[   92.094780] [ INFO: inconsistent lock state ]
>[   92.094782] 3.10.10-rt7 #5 Not tainted
>[   92.094783] ---------------------------------
>[   92.094784] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage.
>[   92.094787] systemd-journal/1002 [HC1[1]:SC0[0]:HE0:SE1] takes:
>[   92.094801]  (&trans_pcie->irq_lock){?.+...}, at: [<ffffffffa015587c>] iwl_pcie_isr_ict+0x2c/0x2d0 [iwlwifi]
>[   92.094802] {HARDIRQ-ON-W} state was registered at:

I posted a patch earlier regarding iwl. Can you please check if this
cures this problem, too?

Sebastian