lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 17 Sep 2020 09:25:42 +0800 From: kernel test robot <rong.a.chen@...el.com> To: Christoph Hellwig <hch@....de> Cc: Al Viro <viro@...iv.linux.org.uk>, Kees Cook <keescook@...omium.org>, LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org, lkp@...el.com Subject: [fs] 36e2c7421f: kernel-selftests.splice.short_splice_read.sh.fail Greeting, FYI, we noticed the following commit (built with gcc-9): commit: 36e2c7421f02a22f71c9283e55fdb672a9eb58e7 ("fs: don't allow splice read/write without explicit ops") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master in testcase: kernel-selftests version: kernel-selftests-x86_64-e8e8f16e-1_20200807 with following parameters: group: kselftests-02 test-description: The kernel contains a set of "self tests" under the tools/testing/selftests/ directory. These are intended to be small unit tests to exercise individual code paths in the kernel. test-url: https://www.kernel.org/doc/Documentation/kselftest.txt on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 8G caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): If you fix the issue, kindly add following tag Reported-by: kernel test robot <rong.a.chen@...el.com> 2020-09-17 06:10:02 make run_tests -C splice make: Entering directory '/usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/splice' gcc default_file_splice_read.c /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/kselftest_harness.h /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/kselftest.h -o /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/splice/default_file_splice_read gcc splice_read.c /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/kselftest_harness.h /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/kselftest.h -o /usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/splice/splice_read TAP version 13 1..2 # selftests: splice: default_file_splice_read.sh ok 1 selftests: splice: default_file_splice_read.sh # selftests: splice: short_splice_read.sh # splice: Invalid argument # FAIL: /proc/26979/limits 4096 # splice: Invalid argument # FAIL: /proc/26979/limits 2 # splice: Invalid argument # FAIL: /proc/26979/comm 4096 # splice: Invalid argument # FAIL: /proc/26979/comm 2 # ok: /proc/sys/fs/nr_open 4096 # ok: /proc/sys/fs/nr_open 2 # ok: /proc/sys/kernel/modprobe 4096 # ok: /proc/sys/kernel/modprobe 2 # ok: /proc/sys/kernel/version 4096 # ok: /proc/sys/kernel/version 2 # splice: Invalid argument # FAIL: /sys/module/test_module/coresize 4096 # splice: Invalid argument # FAIL: /sys/module/test_module/coresize 2 # splice: Invalid argument # FAIL: /sys/module/test_module/sections/.init.text 4096 # splice: Invalid argument # FAIL: /sys/module/test_module/sections/.init.text 2 not ok 2 selftests: splice: short_splice_read.sh # exit=1 make: Leaving directory '/usr/src/perf_selftests-x86_64-rhel-7.6-kselftests-36e2c7421f02a22f71c9283e55fdb672a9eb58e7/tools/testing/selftests/splice' To reproduce: # build kernel cd linux cp config-5.9.0-rc1-00006-g36e2c7421f02a2 .config make HOSTCC=gcc-9 CC=gcc-9 ARCH=x86_64 olddefconfig prepare modules_prepare bzImage git clone https://github.com/intel/lkp-tests.git cd lkp-tests bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email Thanks, Rong Chen View attachment "config-5.9.0-rc1-00006-g36e2c7421f02a2" of type "text/plain" (209845 bytes) View attachment "job-script" of type "text/plain" (6404 bytes) Download attachment "dmesg.xz" of type "application/x-xz" (53940 bytes) View attachment "kernel-selftests" of type "text/plain" (171009 bytes)
Powered by blists - more mailing lists