After getting xenial kernel 4.4.0-58.79, the following shows that bpa10x.ko module is signed:
<kernel-src-dir>/scripts/extract-module-sig.pl -k /lib/modules/4.4.0-58-generic/kernel/drivers/bluetooth/bpa10x.ko Read 19550 bytes from module file Found magic number at 19550 Found PKCS#7/CMS encapsulation Found 670 bytes of signature [3082029a06092a864886f70d010702a0] No key ID for PKCS#7 message type sig If executed against a staging module, I get: <kernel-src-dir>/scripts/extract-module-sig.pl -k /lib/modules/4.4.0-58-generic/kernel/drivers/staging/rtl8723au/r8723au.ko Read 845376 bytes from module file Magic number not found at 845376 Tagging bug as verified. ** Tags removed: verification-needed-xenial ** Tags added: verification-done-xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1642368 Title: linux: Staging modules should be unsigned To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1642368/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs