linux-hardening - Re: [PATCH v2] wifi: mac80211: Avoid address calculations via out of bounds array indexing

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Message-ID: <202406031527.5530f205-oliver.sang@intel.com>
Date: Mon, 3 Jun 2024 15:20:56 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Kenton Groombridge <concord@...too.org>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, Kees Cook
	<keescook@...omium.org>, <linux-wireless@...r.kernel.org>,
	<johannes@...solutions.net>, <concord@...too.org>, <davem@...emloft.net>,
	<edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-hardening@...r.kernel.org>, <oliver.sang@...el.com>
Subject: Re: [PATCH v2] wifi: mac80211: Avoid address calculations via out of
 bounds array indexing



Hello,

kernel test robot noticed "hwsim.autogo_force_diff_channel.fail" on:

commit: f68b86b282be59dcb687700c3b9ede5cd16e36cf ("[PATCH v2] wifi: mac80211: Avoid address calculations via out of bounds array indexing")
url: https://github.com/intel-lab-lkp/linux/commits/Kenton-Groombridge/wifi-mac80211-Avoid-address-calculations-via-out-of-bounds-array-indexing/20240517-230100
base: https://git.kernel.org/cgit/linux/kernel/git/wireless/wireless-next.git main
patch link: https://lore.kernel.org/all/20240517145420.8891-1-concord@gentoo.org/
patch subject: [PATCH v2] wifi: mac80211: Avoid address calculations via out of bounds array indexing

in testcase: hwsim
version: hwsim-x86_64-07c9f183e-1_20240402
with following parameters:

	test: group-14



compiler: gcc-13
test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz (Haswell) 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/202406031527.5530f205-oliver.sang@intel.com



2024-06-01 05:33:00 ./run-tests.py autogo_force_diff_channel
DEV: wlan0: 02:00:00:00:00:00
DEV: wlan1: 02:00:00:00:01:00
DEV: wlan2: 02:00:00:00:02:00
APDEV: wlan3
APDEV: wlan4
START autogo_force_diff_channel 1/1
Test: P2P autonomous GO and station interface operate on different channels
Starting AP wlan3
Connect STA wlan7 to AP
Connection timed out
Traceback (most recent call last):
  File "/lkp/benchmarks/hwsim/tests/hwsim/./run-tests.py", line 591, in main
    t(dev, apdev)
  File "/lkp/benchmarks/hwsim/tests/hwsim/test_p2p_channel.py", line 444, in test_autogo_force_diff_channel
    wpas.connect("ap-test", key_mgmt="NONE", scan_freq="2412")
  File "/lkp/benchmarks/hwsim/tests/hwsim/wpasupplicant.py", line 1153, in connect
    self.connect_network(id, timeout=timeout)
  File "/lkp/benchmarks/hwsim/tests/hwsim/wpasupplicant.py", line 506, in connect_network
    self.wait_connected(timeout=timeout)
  File "/lkp/benchmarks/hwsim/tests/hwsim/wpasupplicant.py", line 1437, in wait_connected
    raise Exception(error)
Exception: Connection timed out
FAIL autogo_force_diff_channel 29.021569 2024-06-01 05:33:42.767850
passed 0 test case(s)
skipped 0 test case(s)
failed tests: autogo_force_diff_channel



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240603/202406031527.5530f205-oliver.sang@intel.com



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