linux-kernel - [linus:master] [clone_private_mnt()] c28f922c9d: kernel-selftests.filesystems/overlayfs.set_layers_via_fds.set_layers_via_fds.set_override_creds

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Message-ID: <202508111025.70bc9757-lkp@intel.com>
Date: Tue, 12 Aug 2025 09:11:20 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Al Viro <viro@...iv.linux.org.uk>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-kernel@...r.kernel.org>,
	Christian Brauner <brauner@...nel.org>, "Orlando, Noah"
	<Noah.Orlando@...haw.com>, <linux-fsdevel@...r.kernel.org>,
	<oliver.sang@...el.com>
Subject: [linus:master] [clone_private_mnt()]  c28f922c9d:
 kernel-selftests.filesystems/overlayfs.set_layers_via_fds.set_layers_via_fds.set_override_creds_nomknod.fail



Hello,

kernel test robot noticed "kernel-selftests.filesystems/overlayfs.set_layers_via_fds.set_layers_via_fds.set_override_creds_nomknod.fail" on:

commit: c28f922c9dcee0e4876a2c095939d77fe7e15116 ("clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on      linus/master 6e64f4580381e32c06ee146ca807c555b8f73e24]
[test failed on linux-next/master 442d93313caebc8ccd6d53f4572c50732a95bc48]

in testcase: kernel-selftests
version: kernel-selftests-x86_64-186f3edfdd41-1_20250803
with following parameters:

	group: filesystems



config: x86_64-rhel-9.4-kselftests
compiler: gcc-12
test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-9980XE CPU @ 3.00GHz (Skylake) with 32G 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/202508111025.70bc9757-lkp@intel.com


# #  RUN           set_layers_via_fds.set_override_creds_nomknod ...
# # set_layers_via_fds.c:516:set_override_creds_nomknod:Expected sys_fsconfig(fd_context, FSCONFIG_CMD_CREATE, NULL, NULL, 0) (-1) == 0 (0)
# # set_override_creds_nomknod: Test terminated by assertion
# #          FAIL  set_layers_via_fds.set_override_creds_nomknod
# not ok 5 set_layers_via_fds.set_override_creds_nomknod



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20250811/202508111025.70bc9757-lkp@intel.com



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