On Thu, 20 Aug 2015, Roland Weber wrote: > [1.] One line summary of the problem: > "lsusb -v" as root freezes the kernel on Acer ES1-111M > > [2.] Full description of the problem/report: > As root, "lsusb -v" against USB devices "003:001" or "003:002" > of my Acer ES1-111M netbook freezes the kernel. > No log entry, no oops, no magic sysreq key. > Reproducible: always. > There are only those two devices on bus 003. > There is no problem with the other USB buses or devices of the machine. > I have no external USB devices attached. > When I had, there was no problem with them. > > [3.] Keywords (i.e., modules, networking, kernel): > > [4.] Kernel version (from /proc/version): > Linux version 4.1.6-040106-generic (kernel@gomeisa) (gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04) ) #201508170230 SMP Mon Aug 17 06:32:14 UTC 2015 > > The problem also occurs with kernel versions 4.2-rc7 and 3.18. > There is no problem with kernel versions 3.17 and 3.17.8. Can you use "git bisect" between 3.17 and 3.18 to find the commit that caused the problem to start? Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
