On Wed, 2017-12-13 at 16:32 +0200, Luciano Coelho wrote:
On Wed, 2017-12-13 at 14:25 +0100, Paul Menzel wrote:
I enabled the undefined behavior sanitizer, and built Linusâ master branch under Ubuntu 17.10 with gcc (Ubuntu 7.2.0-8ubuntu3)
``` $ grep UBSAN /boot/config-4.15.0-rc3+ CONFIG_ARCH_HAS_UBSAN_SANITIZE_ALL=y #
CONFIG_ARCH_WANTS_UBSAN_NO_NULL is not set CONFIG_UBSAN=y CONFIG_UBSAN_SANITIZE_ALL=y # CONFIG_UBSAN_ALIGNMENT is not set CONFIG_UBSAN_NULL=y ```
Starting the system the messages below are printed.
Starting the system and using the wireless device shows the messages below.
Thanks for reporting! This shouldn't cause any problems, but I'll
fix it by checking that the mac80211_queue is not INVALID_QUEUE
(255) which seems to be the trigger for this warning.
Can you try the following patch to see if the problem goes away?