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Date:   Mon, 08 May 2017 20:13:37 +0800
From:   kernel test robot <fengguang.wu@...el.com>
To:     Sean Young <sean@...s.org>
Cc:     LKP <lkp@...org>, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-media@...r.kernel.org,
        Mauro Carvalho Chehab <m.chehab@...sung.com>,
        wfg@...ux.intel.com
Subject: [[media] rc] e662671619: BUG: kernel hang in test stage

Greetings,

0day kernel testing robot got the below dmesg and the first bad commit is

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master

commit e66267161971155a8b4756b4e17f2f2f82b9f842
Author:     Sean Young <sean@...s.org>
AuthorDate: Tue Mar 7 17:07:59 2017 -0300
Commit:     Mauro Carvalho Chehab <mchehab@...pensource.com>
CommitDate: Wed Apr 5 14:50:57 2017 -0300

    [media] rc: promote lirc_sir out of staging
    
    Rename lirc_sir to sir_ir in the process.
    
    Signed-off-by: Sean Young <sean@...s.org>
    Signed-off-by: Mauro Carvalho Chehab <mchehab@...pensource.com>

8c7c6cad6a  [media] staging: sir: make sure we are ready to receive interrupts
e662671619  [media] rc: promote lirc_sir out of staging
13e0988140  docs: complete bumping minimal GNU Make version to 3.81
f12e216777  Add linux-next specific files for 20170508
+------------------------------------------------------------------+------------+------------+------------+---------------+
|                                                                  | 8c7c6cad6a | e662671619 | 13e0988140 | next-20170508 |
+------------------------------------------------------------------+------------+------------+------------+---------------+
| boot_successes                                                   | 55         | 0          | 0          | 0             |
| boot_failures                                                    | 0          | 37         | 37         | 40            |
| BUG:soft_lockup-CPU##stuck_for#s                                 | 0          | 8          | 6          | 10            |
| Kernel_panic-not_syncing:softlockup:hung_tasks                   | 0          | 8          | 6          | 10            |
| BUG:kernel_hang_in_test_stage                                    | 0          | 29         | 31         | 28            |
| INFO:rcu_sched_detected_stalls_on_CPUs/tasks                     | 0          | 0          | 2          | 3             |
| invoked_oom-killer:gfp_mask=0x                                   | 0          | 0          | 0          | 2             |
| Mem-Info                                                         | 0          | 0          | 0          | 2             |
| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 0          | 0          | 0          | 2             |
+------------------------------------------------------------------+------------+------------+------------+---------------+

[   41.324393] ALSA device list:
[   41.325049]   No soundcards found.
[   41.325049]   No soundcards found.


                                                          # HH:MM RESULT GOOD BAD GOOD_BUT_DIRTY DIRTY_NOT_BAD
git bisect start 9e597e815f68867c70d1b70cb2b037b92a8ec12b v4.11 --
git bisect good 8cb3085b3ac7fc4039a8c34af788dc4c08199dd8  # 08:30  G     11     0    0   0  Merge remote-tracking branch 'rockchip/for-next'
git bisect  bad 348458a565902ee6a8a3c2efc178e969cd21c523  # 09:20  B      0     6   43  14  Merge remote-tracking branch 'gfs2/for-next'
git bisect good 55bb08aaf30223ed6306aee7a14bf8ddb38735e9  # 09:42  G     11     0    0   1  Merge remote-tracking branch 'ext4/dev'
git bisect good 9db7ad18806d57dde025d6c9e9360a6e9b7b1819  # 09:54  G     11     0    0   1  Merge branch 'dmi/master'
git bisect  bad b7405c4fe570e3a2e07e930fff60a28617f3d84b  # 10:31  B      0    11   52  16  Merge remote-tracking branch 'idle/next'
git bisect  bad 365c61a843786374a541341b81059dcaea2a0f4d  # 11:06  B      0    11   23   1  Merge remote-tracking branch 'v4l-dvb-next/master'
git bisect good d73d8a90a247a5ab8951c5520da96cc7915e5d58  # 11:15  G     10     0    0   0  Merge remote-tracking branch 'hwmon-staging/hwmon-next'
git bisect  bad b61d4f520565450263784bdb22883115be5ad8ef  # 11:45  B      0     4   31  16  Merge remote-tracking branch 'v4l-dvb/master'
git bisect  bad eacb975b48272f54532b62f515a3cf7eefa35123  # 12:57  B      0     5   16   0  [media] usbvision: fix NULL-deref at probe
git bisect good 855749a75609122b57b2d4ebd872944836388a14  # 13:06  G     11     0    0   0  [media] sh_mobile_ceu_camera: use module_platform_driver
git bisect  bad 91f6d55d70708ac3c5b8ede4b8943d701a19889e  # 13:52  B      0    11   28   6  [media] staging: s5p-cec: Use cec_get_drvdata()
git bisect good cf9ed9aa5b0c196b796d2728218e3c06b0f42d90  # 14:04  G     11     0    0   1  [media] staging: sir: fill in missing fields and fix probe
git bisect  bad 6ea87867e552500b242cd5be3590d6c1ff91f508  # 14:36  B      0    11   48  19  [media] atmel-isc: fix off-by-one comparison and out of bounds read issue
git bisect good 4d7cf7ec84a84b4950d8fb36c627771d38058300  # 14:52  G     11     0    0   0  [media] staging: sir: remove unnecessary messages
git bisect  bad e66267161971155a8b4756b4e17f2f2f82b9f842  # 15:25  B      0     5   65  24  [media] rc: promote lirc_sir out of staging
git bisect good 8c7c6cad6aee5013694120a2b2907c530c08a245  # 15:39  G     11     0    0   1  [media] staging: sir: make sure we are ready to receive interrupts
# first bad commit: [e66267161971155a8b4756b4e17f2f2f82b9f842] [media] rc: promote lirc_sir out of staging
git bisect good 8c7c6cad6aee5013694120a2b2907c530c08a245  # 15:42  G     31     0    0   1  [media] staging: sir: make sure we are ready to receive interrupts
# extra tests with CONFIG_DEBUG_INFO_REDUCED
git bisect  bad e66267161971155a8b4756b4e17f2f2f82b9f842  # 20:05  B      0    11   23   1  [media] rc: promote lirc_sir out of staging
# extra tests on HEAD of linux-review/SF-Markus-Elfring/x86-intel_rdt-Use-seq_putc-in-show_doms/20170508-060003
git bisect  bad 6b84ef06519036e44450fde94d2a4d4763186e32  # 20:05  B      0    21   35   0  x86/intel_rdt: Use seq_putc() in show_doms()
# extra tests on tree/branch linus/master
git bisect  bad 13e0988140374123bead1dd27c287354cb95108e  # 20:06  B      0    31   86   6  docs: complete bumping minimal GNU Make version to 3.81
# extra tests on tree/branch linux-next/master
git bisect  bad f12e216777935a05c1dff943e41ecee62e80fe35  # 20:07  B      0    28   67  12  Add linux-next specific files for 20170508

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/lkp                          Intel Corporation

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