linux-kernel - next: LTP: syscalls: epoll_clt() if fd is an invalid fd expected EBADF: EINVAL (22)

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Message-ID: <CA+G9fYv_UU+oVUbd8Mzt8FkXscenX2kikRSCZ7DPXif9i5erNg@mail.gmail.com>
Date:   Wed, 7 Dec 2022 21:28:04 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     open list <linux-kernel@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org, regressions@...ts.linux.dev,
        lkft-triage@...ts.linaro.org,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        LTP List <ltp@...ts.linux.it>
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        Jens Axboe <axboe@...nel.dk>,
        Anders Roxell <anders.roxell@...aro.org>,
        Arnd Bergmann <arnd@...db.de>, chrubis <chrubis@...e.cz>
Subject: next: LTP: syscalls: epoll_clt() if fd is an invalid fd expected
 EBADF: EINVAL (22)

LTP syscalls epoll_ctl02 is failing on Linux next master.
The reported problem is always reproducible and starts from next-20221205.

GOOD tag: next-20221202
BAD tag: next-20221205

tst_test.c:1524: TINFO: Timeout per run is 0h 05m 00s
epoll_ctl02.c:87: TPASS: epoll_clt(...) if epfd is an invalid fd : EBADF (9)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if fd does not support epoll : EPERM (1)
epoll_ctl02.c:87: TFAIL: epoll_clt(...) if fd is an invalid fd
expected EBADF: EINVAL (22)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if op is not supported : EINVAL (22)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if fd is the same as epfd : EINVAL (22)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if events is NULL : EFAULT (14)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if fd is not registered with
EPOLL_CTL_DEL : ENOENT (2)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if fd is not registered with
EPOLL_CTL_MOD : ENOENT (2)
epoll_ctl02.c:87: TPASS: epoll_clt(...) if fd is already registered
with EPOLL_CTL_ADD : EEXIST (17)

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


Test results:
https://lkft.validation.linaro.org/scheduler/job/5931196#L1367
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20221207/testrun/13492039/suite/ltp-syscalls/test/epoll_ctl02/log
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20221205/testrun/13412113/suite/ltp-syscalls/test/epoll_ctl02/details/

Test results comparison:
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20221207/testrun/13492039/suite/ltp-syscalls/test/epoll_ctl02/history/

metadata:
  git_ref: master
  git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
  git_sha: ee9bda616d36d2dc864aa294c2656fad88c9efa0
  git_describe: next-20221205
  kernel_version: 6.1.0-rc7
  kernel-config: https://builds.tuxbuild.com/2ITqQKvBJSwcIYKcYvEdPjjrw64/config
  build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/713047540
  artifact-location: https://builds.tuxbuild.com/2ITqQKvBJSwcIYKcYvEdPjjrw64
  toolchain: gcc-11

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