On 02/21/2019 02:35 PM, kernel test robot wrote:
>
> FYI, we noticed the following commit (built with gcc-7):
>
> commit: 568f196756ad9fe2b49c46bbf6a9de1b190438b4 ("bpf: check that BPF
> programs run with preemption disabled")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> in testcase: boot
>
> on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 2G
>
> caused below changes (please refer to attached dmesg/kmsg for entire
> log/backtrace):
Fyi, false positive and already fixed in bpf-next.
(https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=435b3ff5b08a99a15647be32735abf8db66cea9a)
