linux-kernel - [ipv6] a088d1d73a: WARNING:at_net/mac80211/agg-tx.c:#ieee80211_start_tx_ba

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Message-ID: <20170222020301.GA1067@inn.lkp.intel.com>
Date:   Wed, 22 Feb 2017 10:03:02 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Linus Lüssing <linus.luessing@...3.blue>
Cc:     "David S. Miller" <davem@...emloft.net>,
        LKML <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>, lkp@...org
Subject: [ipv6]  a088d1d73a:
 WARNING:at_net/mac80211/agg-tx.c:#ieee80211_start_tx_ba_cb[mac80211]


FYI, we noticed the following commit:

commit: a088d1d73a4bcfd7bc482f8d08375b9b665dc3e5 ("ipv6: Fix IPv6 packet loss in scenarios involving roaming + snooping switches")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

in testcase: hwsim
with following parameters:

	group: hwsim-01



on test machine: 64 threads Intel(R) Xeon(R) CPU E5-4650 0 @ 2.70GHz with 64G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):


+------------------------------------------------------------------+------------+------------+
|                                                                  | 62f01db9cf | a088d1d73a |
+------------------------------------------------------------------+------------+------------+
| boot_successes                                                   | 0          | 4          |
| boot_failures                                                    | 2          |            |
| invoked_oom-killer:gfp_mask=0x                                   | 2          |            |
| Mem-Info                                                         | 2          |            |
| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 2          |            |
+------------------------------------------------------------------+------------+------------+



kern  :warn  : [  146.568070] WARNING: CPU: 12 PID: 669 at net/mac80211/agg-tx.c:770 ieee80211_start_tx_ba_cb+0x139/0x150 [mac80211]
kern  :warn  : [  146.568071] Modules linked in: ccm bridge stp llc arc4 mac80211_hwsim mac80211 cfg80211 rfkill rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver sr_mod cdrom sd_mod sg intel_rapl sb_edac edac_core x86_pkg_temp_thermal intel_powerclamp coretemp mgag200 ttm kvm drm_kms_helper syscopyarea irqbypass sysfillrect crct10dif_pclmul sysimgblt fb_sys_fops crc32_pclmul crc32c_intel snd_pcm isci ghash_clmulni_intel snd_timer libsas pcbc scsi_transport_sas aesni_intel snd ahci libahci soundcore drm crypto_simd glue_helper cryptd pcspkr usb_storage libata shpchp wmi ipmi_si ipmi_devintf ipmi_msghandler ip_tables
kern  :warn  : [  146.568114] CPU: 12 PID: 669 Comm: kworker/u256:1 Not tainted 4.10.0-rc6-00104-ga088d1d #1
kern  :warn  : [  146.568115] Hardware name: Intel Corporation LH Pass/S4600LH...., BIOS SE5C600.86B.99.02.1047.032320122259 03/23/2012
kern  :warn  : [  146.568127] Workqueue: phy0 ieee80211_iface_work [mac80211]
kern  :warn  : [  146.568128] Call Trace:
kern  :warn  : [  146.568141]  dump_stack+0x63/0x8a
kern  :warn  : [  146.568146]  __warn+0xcb/0xf0
kern  :warn  : [  146.568147]  warn_slowpath_null+0x1d/0x20
kern  :warn  : [  146.568156]  ieee80211_start_tx_ba_cb+0x139/0x150 [mac80211]
kern  :warn  : [  146.568166]  ieee80211_iface_work+0x266/0x470 [mac80211]
kern  :warn  : [  146.568180]  process_one_work+0x1a3/0x480
kern  :warn  : [  146.568182]  worker_thread+0x4e/0x4d0
kern  :warn  : [  146.568185]  kthread+0x10c/0x140
kern  :warn  : [  146.568187]  ? process_one_work+0x480/0x480
kern  :warn  : [  146.568187]  ? kthread_create_on_node+0x40/0x40
kern  :warn  : [  146.568195]  ret_from_fork+0x2c/0x40
kern  :warn  : [  146.568197] ---[ end trace 0e4afc24db5dbafa ]---


To reproduce:

        git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Kernel Test Robot

View attachment "config-4.10.0-rc6-00104-ga088d1d" of type "text/plain" (155570 bytes)

View attachment "job-script" of type "text/plain" (4360 bytes)

Download attachment "kmsg.xz" of type "application/octet-stream" (196944 bytes)

View attachment "hwsim" of type "text/plain" (115812 bytes)

View attachment "job.yaml" of type "text/plain" (3590 bytes)

View attachment "reproduce" of type "text/plain" (8018 bytes)