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Re: brcmsmac causes soft lockup in 3.12-rc1

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On 13-09-24, Arend van Spriel wrote:
> On 09/24/2013 02:52 AM, Michael Stolovitzsky wrote:
> >On Mon, Sep 23, 2013 at 10:13:49AM +0200, Arend van Spriel wrote:
> >>On 09/22/2013 12:34 AM, Michael Stolovitzsky wrote:
> >>>Hi,
> >>>
> >>>On 3.12-rc1, modprobe brcmsmac causes a soft lockup (trace #1), effectively killing the box. This is a Lenovo S206
> >>>with BCM4313 (14e4:4727), which I believe is a bluetooth combo board. After a while,
> >>>RCU scheduler code detects a lockup (trace #2).
> >>>
[...]
> >>
> >>A fix for this problem has been submitted to John. I think it is in
> >>transit to mainline so probably will be in 3.12-rc2.
> >>
> >>Here the URL of the patch:
> >>
> >>https://git.kernel.org/cgit/linux/kernel/git/linville/wireless.git/patch/?id=aaa2ced15ad8dca8048666c9f70736424d696a6b
> >>
> >
[...]
> The patch is in 3.12-rc2. There have been more reports on that, but
> it still needs to be investigated. Can you provide content of
> /sys/kernel/debug/brcmsmac/bcma*/hardware? You need to have
> CONFIG_BRCMDBG selected.
> 

Here you go:

board vendor: 14e4
board type: 587
board revision: 1307
board flags: 402201
board flags2: 884
firmware revision: 262032c

Once again thank you. On 3.12.0-rc2, brcmsmac seems to work fine, which has never happened before, and makes me
very happy. Now I am getting new bug messages that I have to look at.
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