On 21.11.2016 21:23, Wim Osterholt wrote: > On Mon, Nov 21, 2016 at 04:58:25PM +0100, Wim Osterholt wrote: >> >> I didn't find traces of kernel-4.9-rc5 being ran on any of my laptops, so I >> can't have seen a crash on rc5. It seems rc5 and rc6 is safe now. > > Neither 4.8.10, nor 4.8.9 show the bug. > It must be a bug ouside cdc_acm that they have fixed. (a late propagation of > the IRQ-penalty-bug-fix maybe?) > > I'm rebuilding 4.8.8 now. > > Groeten, Wim. >
After all the patching and testing I concluded the same, breakage came and is gone outside drivers/usb/class/ https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/diff/?id=v4.9-rc5&id2=v4.9-rc4
