linux-kernel - [next] mm: overcommit_memory: failed - TFAIL: alloc passed, expected to fail

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Date:   Wed, 11 May 2022 22:33:00 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     open list <linux-kernel@...r.kernel.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        linux-mm <linux-mm@...ck.org>, lkft-triage@...ts.linaro.org,
        LTP List <ltp@...ts.linux.it>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Peter Xu <peterx@...hat.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        Shakeel Butt <shakeelb@...gle.com>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        Ganesan Rajagopal <rganesan@...sta.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Michal Hocko <mhocko@...e.com>
Subject: [next] mm: overcommit_memory: failed - TFAIL: alloc passed, expected
 to fail

Following LTP test regressions were noticed on Linux next-20220511 tag on
all the devices.

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

Regressions found on x86 and arm64.

   ltp-mm-tests/overcommit_memory04
   ltp-mm-tests/overcommit_memory06
   ltp-mm-tests/overcommit_memory03
   ltp-mm-tests/min_free_kbytes
   ltp-mm-tests/overcommit_memory01
   ltp-mm-tests/oom01
   ltp-mm-tests/overcommit_memory05


mem.c:154: TFAIL: victim signalled: (9) SIGKILL
overcommit_memory.c:203: TFAIL: alloc passed, expected to fail
overcommit_memory.c:176: TINFO: malloc 7102100 kB successfully
overcommit_memory.c:203: TFAIL: alloc passed, expected to fail
overcommit_memory.c:176: TINFO: malloc 3523530 kB successfully

overcommit_memory.c:203: TFAIL: alloc passed, expected to fail
overcommit_memory.c:176: TINFO: malloc 8456472 kB successfully
overcommit_memory.c:203: TFAIL: alloc passed, expected to fail
overcommit_memory.c:176: TINFO: malloc 4283276 kB successfully
overcommit_memory.c:203: TFAIL: alloc passed, expected to fail
overcommit_memory.c:176: TINFO: malloc 2114118 kB successfully


metadata:
  git_ref: master
  git_repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
  git_sha: 6107040c99d5dfc920721c198d45ed2d639b113a
  git_describe: next-20220511
  kernel_version: 5.18.0-rc6
  kernel-config: https://builds.tuxbuild.com/291BWBU964yoppGqYfnVF8AJMg4/config
  build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/536448964
  artifact-location: https://builds.tuxbuild.com/291BWBU964yoppGqYfnVF8AJMg4
  toolchain: gcc-11


Full test log on x86:
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20220511/testrun/9438084/suite/ltp-mm-tests/test/overcommit_memory01/log
https://lkft.validation.linaro.org/scheduler/job/5012581#L10525


--
Linaro LKFT
https://lkft.linaro.org