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). > > > >This did not happen in 3.11.1, although brcmsmac hasn't worked on this machine > >as far as I remember. In the previous kernels (~3.2.0+), it loads, but the > >reception is extremely weak - you must be within few meters to the AP, and the card would > >die after several minutes. The proprietary wl.ko driver works fine. > > > >I've attached the dmesg output, the kernel configuration and the output of lspci -vnn. > >I'm comfortable with experimenting; please let me know how I can help here. > > 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 > Arend, much thanks and an apology for not checking the patches. I will try this out ASAP. Is the (presumedly) low RX gain also a known problem with brcmsmac on BCM4313? -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
