linux-kernel - [linus:master] [pidfs] 3c17001b21: ltp.ioctl

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Message-ID: <202510271348.f0d33753-lkp@intel.com>
Date: Mon, 27 Oct 2025 14:18:41 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Christian Brauner <brauner@...nel.org>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-kernel@...r.kernel.org>,
	Aleksa Sarai <cyphar@...har.com>, Jan Kara <jack@...e.cz>,
	<linux-fsdevel@...r.kernel.org>, <ltp@...ts.linux.it>,
	<oliver.sang@...el.com>
Subject: [linus:master] [pidfs]  3c17001b21: ltp.ioctl_pidfd05.fail

Hello,

kernel test robot noticed "ltp.ioctl_pidfd05.fail" on:

commit: 3c17001b21b9f168c957ced9384abe969019b609 ("pidfs: validate extensible ioctls")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on      linus/master 566771afc7a81e343da9939f0bd848d3622e2501]
[test failed on linux-next/master 72fb0170ef1f45addf726319c52a0562b6913707]

in testcase: ltp
version: ltp-x86_64-8566228f2-1_20251019
with following parameters:

	disk: 1HDD
	fs: f2fs
	test: syscalls-06/ioctl_pidfd05

config: x86_64-rhel-9.4-ltp
compiler: gcc-14
test machine: 4 threads 1 sockets Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz (Ivy Bridge) with 8G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@...el.com>
| Closes: https://lore.kernel.org/oe-lkp/202510271348.f0d33753-lkp@intel.com

Running tests.......
<<<test_start>>>
tag=ioctl_pidfd05 stime=1761396961
cmdline="ioctl_pidfd05"
contacts=""
analysis=exit
<<<test_output>>>
tst_buffers.c:57: TINFO: Test is using guarded buffers
tst_test.c:2021: TINFO: LTP version: 20250930-11-g8566228f2
tst_test.c:2024: TINFO: Tested kernel: 6.17.0-rc1-00001-g3c17001b21b9 #1 SMP PREEMPT_DYNAMIC Sat Oct 25 19:45:26 CST 2025 x86_64
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
tst_kconfig.c:676: TINFO: CONFIG_KASAN kernel option detected which might slow the execution
tst_test.c:1842: TINFO: Overall timeout per run is 0h 10m 00s
ioctl_pidfd05.c:45: TPASS: ioctl(pidfd, PIDFD_GET_INFO, NULL) : EINVAL (22)
ioctl_pidfd05.c:46: TFAIL: ioctl(pidfd, PIDFD_GET_INFO_SHORT, info_invalid) expected EINVAL: ENOTTY (25)

Summary:
passed   1
failed   1
broken   0
skipped  0
warnings 0
incrementing stop
<<<execution_status>>>
initiation_status="ok"
duration=0 termination_type=exited termination_id=1 corefile=no
cutime=0 cstime=2
<<<test_end>>>
INFO: ltp-pan reported some tests FAIL
LTP Version: 20250930-11-g8566228f2

       ###############################################################

            Done executing testcases.
            LTP Version:  20250930-11-g8566228f2
       ###############################################################

The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20251027/202510271348.f0d33753-lkp@intel.com

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki