linux-kernel - [linus:master] [gpio] 8bd76b3d3f: kernel-selftests.gpio.gpio-sim.sh.fail

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Message-ID: <202501221006.a1ca5dfa-lkp@intel.com>
Date: Wed, 22 Jan 2025 11:00:07 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Koichiro Den <koichiro.den@...onical.com>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-kernel@...r.kernel.org>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	<linux-gpio@...r.kernel.org>, <oliver.sang@...el.com>
Subject: [linus:master] [gpio]  8bd76b3d3f:
 kernel-selftests.gpio.gpio-sim.sh.fail

Hello,

kernel test robot noticed "kernel-selftests.gpio.gpio-sim.sh.fail" on:

commit: 8bd76b3d3f3af7ac2898b6a27ad90c444fec418f ("gpio: sim: lock up configfs that an instantiated device depends on")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linus/master      95ec54a420b8f445e04a7ca0ea8deb72c51fe1d3]
[test failed on linux-next/master f066b5a6c7a06adfb666b7652cc99b4ff264f4ed]

in testcase: kernel-selftests
version: kernel-selftests-x86_64-7503345ac5f5-1_20241208
with following parameters:

	group: gpio

config: x86_64-dcg_x86_64_defconfig-kselftests
compiler: gcc-12
test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-10980XE CPU @ 3.00GHz (Cascade Lake) 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/202501221006.a1ca5dfa-lkp@intel.com

# timeout set to 300
# selftests: gpio: gpio-sim.sh
# trap: SIGTERM: bad trap
# 1. chip_name and dev_name attributes
# 1.1. Chip name is communicated to user
# 1.2. chip_name returns 'none' if the chip is still pending
# 1.3. Device name is communicated to user
# 2. Creating and configuring simulated chips
# 2.1. Default number of lines is 1
# 2.2. Number of lines can be specified
# 2.3. Label can be set
# 2.4. Label can be left empty
# 2.5. Line names can be configured
# rmdir: failed to remove '/sys/kernel/config/gpio-sim/chip/bank/line0': Device or resource busy
# Unable to remove the line
# GPIO gpio-sim test FAIL
# rmdir: failed to remove '/sys/kernel/config/gpio-sim/chip/bank/line0': Device or resource busy
# Unable to remove the line
# GPIO gpio-sim test FAIL
not ok 2 selftests: gpio: gpio-sim.sh # exit=1

The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20250122/202501221006.a1ca5dfa-lkp@intel.com

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