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X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Feb 2026 02:51:33.2908 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 7sH8rHa5nFikJaN7YTwEYP/6nvNOSpx0WZf10TY0gcuEjK6o9K417KfZisPkNyBpE9BQIGGUq7TFLAqbNY1NzA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR11MB6727 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "ltp.ioctl_pidfd06.fail" on: commit: 16cc0cf19e0b75a336cbf619d208e22b351bd430 ("[PATCH] pidfs: return -E= REMOTE when PIDFD_GET_INFO is called on another ns") url: https://github.com/intel-lab-lkp/linux/commits/luca-boccassi-gmail-com= /pidfs-return-EREMOTE-when-PIDFD_GET_INFO-is-called-on-another-ns/20260128-= 065425 base: https://git.kernel.org/cgit/linux/kernel/git/vfs/vfs.git vfs.all patch link: https://lore.kernel.org/all/20260127225209.2293342-1-luca.bocca= ssi@gmail.com/ patch subject: [PATCH] pidfs: return -EREMOTE when PIDFD_GET_INFO is called= on another ns in testcase: ltp version:=20 with following parameters: disk: 1SSD fs: btrfs test: syscalls-00/ioctl_pidfd06 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 versio= n of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202602061056.b94e9170-lkp@intel.co= m 2026-02-03 16:33:15 kirk -U ltp -f temp_single_test --env TMPDIR=3D/fs/sdb1= /tmpdir Host information Hostname: lkp-ivb-d04 Python: 3.13.5 (main, Jun 25 2025, 18:55:22) [GCC 14.2.0] Directory: /tmp/kirk.root/tmppqdrj0by Connecting to SUT: default Starting suite: temp_single_test --------------------------------- =1B[1;37mioctl_pidfd06: =1B[0m=1B[1;31mfail=1B[0m | =1B[1;33mtainted=1B[0m = (0.034s) = =20 Execution time: 0.100s Suite: temp_single_test Total runs: 1 Runtime: 0.034s Passed: 0 Failed: 1 Skipped: 0 Broken: 0 Warnings: 0 Kernel: Linux 6.19.0-rc5-00159-g16cc0cf19e0b #1 SMP PREEMPT_DYNAMIC T= ue Feb 3 23:56:34 CST 2026 Machine: unknown Arch: x86_64 RAM: 6899592 kB Swap: 0 kB Distro: debian 13 Disconnecting from SUT: default Session stopped The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260206/202602061056.b94e9170-lkp@= intel.com --=20 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki