Test result without CONFIG_KALLSYMS and CONFIG_KALLSYMS_ALL enabled: ubuntu@gummo:~$ sudo cat /proc/modules signpost 12288 - - Live 0x0000000000000000 (OE) fuse 77824 - - Live 0x0000000000000000 kvm_intel 180224 - - Live 0x0000000000000000 btrfs 819200 - - Live 0x0000000000000000 xor 20480 - - Live 0x0000000000000000 zstd_decompress 77824 - - Live 0x0000000000000000 zstd_compress 159744 - - Live 0x0000000000000000 xxhash 12288 - - Live 0x0000000000000000 lzo_compress 12288 - - Live 0x0000000000000000 raid6_pq 106496 - - Live 0x0000000000000000 pata_acpi 12288 - - Live 0x0000000000000000 ubuntu@gummo:~$ cat /proc/version_signature Ubuntu 4.15.0-1008.8-kvm 4.15.17
Test result with CONFIG_KALLSYMS and CONFIG_KALLSYMS_ALL enabled: ubuntu@gummo:~$ sudo cat /proc/modules fuse 94208 3 - Live 0xffffffffc0560000 kvm_intel 196608 0 - Live 0xffffffffc052f000 btrfs 913408 0 - Live 0xffffffffc044f000 xor 24576 1 btrfs, Live 0xffffffffc0444000 zstd_decompress 86016 1 btrfs, Live 0xffffffffc042a000 zstd_compress 172032 1 btrfs, Live 0xffffffffc03fb000 xxhash 16384 2 zstd_decompress,zstd_compress, Live 0xffffffffc03f4000 lzo_compress 16384 1 btrfs, Live 0xffffffffc03ef000 raid6_pq 114688 1 btrfs, Live 0xffffffffc03ce000 pata_acpi 16384 0 - Live 0xffffffffc03c6000 ubuntu@gummo:~$ cat /proc/version_signature Ubuntu 4.15.0-1009.9-kvm 4.15.17 Looks like this config option is the cause. I also noticed that it was enabled in Xenial KVM, which explains why it passed with it. If you think this config should be enabled for Bionic KVM as well, I will send to patch to the mailing list. Thanks -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1764980 Title: test_095_kernel_symbols_missing_proc_modules failed with 4.15 KVM kernel Status in QA Regression Testing: Fix Committed Status in linux package in Ubuntu: Invalid Status in linux-kvm package in Ubuntu: Invalid Status in linux source package in Bionic: Invalid Status in linux-kvm source package in Bionic: Invalid Bug description: test_095_kernel_symbols_missing_proc_modules from ubuntu_qrt_kernel_security test failed with 4.15.0-1004-kvm FAIL: test_095_kernel_symbols_missing_proc_modules (__main__.KernelSecurityTest) kernel addresses in /proc/modules are zeroed out ---------------------------------------------------------------------- Traceback (most recent call last): File "./test-kernel-security.py", line 1609, in test_095_kernel_symbols_missing_proc_modules self._check_pK_files(self._095_kernel_symbols_missing_proc_modules, expected=expected) File "./test-kernel-security.py", line 1492, in _check_pK_files test_function(expected_restricted) File "./test-kernel-security.py", line 1525, in _095_kernel_symbols_missing_proc_modules expected) File "./test-kernel-security.py", line 1414, in _read_twice self.assertFalse(0 == int(address, 16), "%s: root saw %s" % (filename, address)) AssertionError: /proc/modules: root saw 0x0000000000000000 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-1004-kvm 4.15.0-1004.4 ProcVersionSignature: User Name 4.15.0-1004.4-kvm 4.15.15 Uname: Linux 4.15.0-1004-kvm x86_64 ApportVersion: 2.20.9-0ubuntu5 Architecture: amd64 Date: Wed Apr 18 09:00:43 2018 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=C.UTF-8 SHELL=/bin/bash SourcePackage: linux-kvm UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/qa-regression-testing/+bug/1764980/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
