linux-kernel - 6f58284e66: BUG: kernel hang in boot stage

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Message-ID: <58ec69ef.2FhbOe8CtFHygUd8%fengguang.wu@intel.com>
Date:   Tue, 11 Apr 2017 13:30:23 +0800
From:   kernel test robot <fengguang.wu@...el.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     LKP <lkp@...org>, linux-mips@...ux-mips.org,
        linux-ia64@...r.kernel.org, linux-alpha@...r.kernel.org,
        lvs-devel@...r.kernel.org, linux-doc@...r.kernel.org,
        intel-wired-lan@...ts.osuosl.org, linux-can@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, wfg@...ux.intel.com
Subject: 6f58284e66: BUG: kernel hang in boot 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/next/linux-next.git master

commit 6f58284e666261162b2c95fdd8608f5e247e9a38
Merge: 7fd97bca bf74b20
Author:     Stephen Rothwell <sfr@...b.auug.org.au>
AuthorDate: Mon Apr 10 10:06:42 2017 +1000
Commit:     Stephen Rothwell <sfr@...b.auug.org.au>
CommitDate: Mon Apr 10 10:06:42 2017 +1000

    Merge remote-tracking branch 'net-next/master'

7fd97bca68  Merge remote-tracking branch 'dlm/next'
bf74b20d00  Revert "rtnl: Add support for netdev event to link messages"
6f58284e66  Merge remote-tracking branch 'net-next/master'
f8c97bdb49  Add linux-next specific files for 20170410
+-------------------------------------------------+------------+------------+------------+---------------+
|                                                 | 7fd97bca68 | bf74b20d00 | 6f58284e66 | next-20170410 |
+-------------------------------------------------+------------+------------+------------+---------------+
| boot_successes                                  | 42         | 38         | 0          | 0             |
| boot_failures                                   | 0          | 0          | 17         | 17            |
| BUG:kernel_hang_in_boot_stage                   | 0          | 0          | 17         | 11            |
| BUG:kernel_reboot-without-warning_in_boot_stage | 0          | 0          | 0          | 6             |
+-------------------------------------------------+------------+------------+------------+---------------+

[    0.000000] ACPI: RSDP 0x00000000000F6930 000014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 0x000000001FFE1936 000030 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 0x000000001FFE180A 000074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)


                                                          # HH:MM RESULT GOOD BAD GOOD_BUT_DIRTY DIRTY_NOT_BAD
git bisect start f8c97bdb49832d2b0edaa0c05db873aa2f6101ff 39da7c509acff13fc8cb12ec1bb20337c988ed36 --
git bisect  bad af6d4e29c13fd47ef3d1b4d96b7f781aa7534413  # 05:19  B      0     3   14   0  Merge remote-tracking branch 'drm-panel/drm/panel/for-next'
git bisect good 8a41837405da3919179983b830eb648b65954797  # 05:40  G     13     0    0   0  Merge remote-tracking branch 'xtensa/xtensa-for-next'
git bisect good 1635d3d77b290e99090a4e7f613009cc68531bb8  # 06:04  G     13     0    0   0  Merge remote-tracking branch 'v4l-dvb/master'
git bisect  bad 89c15a058190c83af2d029fad4de33f542bcfb42  # 06:28  B      0     2   13   0  Merge remote-tracking branch 'ipsec-next/master'
git bisect good 3d5657773c2ccdbeff13e2db374a1fd3b3e36722  # 07:06  G     12     0    0   0  Merge remote-tracking branch 'thermal/next'
git bisect good 3700d2a55af503f43ae0e4595c92557bcb89046e  # 07:24  G     13     0    0   0  Merge remote-tracking branch 'ieee1394/for-next'
git bisect good 7fd97bca680b4ceedebf194f8316ae6c2b60ce01  # 08:32  G     13     0    0   0  Merge remote-tracking branch 'dlm/next'
git bisect  bad 6f58284e666261162b2c95fdd8608f5e247e9a38  # 08:55  B      0     1   12   0  Merge remote-tracking branch 'net-next/master'
git bisect good 00ecfb3b34b69dd702dee1bd6de6fc100be384db  # 09:12  G     12     0    0   0  netvsc: remove unnecessary lock on shutdown
git bisect good df1c631648c55bfb247339279f9bc573c7f283f4  # 09:54  G     12     0    0   0  net: mpls: Limit memory allocation for mpls_route
git bisect good b404127879471c38ad13a246ce5dec156f60f828  # 10:14  G     12     0    0   0  Merge branch '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue
git bisect good 15ed8a47ff0571dd268e37002511993b47e996bd  # 10:34  G     12     0    0   0  qede: Add support for ingress headroom
git bisect good e8c5f7231cc03153fee1b5fcb173585354c08ee8  # 10:53  G     12     0    0   0  i40e: Swap use of pf->flags and pf->hw_disabled_flags for ATR Eviction
git bisect good 0c264588b5de50353e4a1ce0c2521576426dd89d  # 11:15  G     13     0    0   0  liquidio: fix VF incorrectly indicating that it successfully set its VLAN
git bisect good ca9ec0888d631c446040a7fab9985afdeb4f73f3  # 11:39  G     13     0    0   0  i40e/i40evf: Add support for padding start of frames
git bisect good 417d978fa532b61b89f0c3ccbd9cdb51090ea032  # 11:59  G     13     0    0   0  Merge branch 'dsa-receive-path-simplifications'
git bisect good 0492b71c42f76b6019ef5fe686a7cb253dded09c  # 12:29  G     13     0    0   0  Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue
git bisect good bf74b20d00b13919db7ae5d1015636e76f56f6ae  # 12:45  G     13     0    0   0  Revert "rtnl: Add support for netdev event to link messages"
# first bad commit: [6f58284e666261162b2c95fdd8608f5e247e9a38] Merge remote-tracking branch 'net-next/master'
git bisect good 7fd97bca680b4ceedebf194f8316ae6c2b60ce01  # 12:50  G     38     0    0   0  Merge remote-tracking branch 'dlm/next'
git bisect good bf74b20d00b13919db7ae5d1015636e76f56f6ae  # 12:54  G     38     0    0   0  Revert "rtnl: Add support for netdev event to link messages"
# extra tests with CONFIG_DEBUG_INFO_REDUCED
git bisect  bad 6f58284e666261162b2c95fdd8608f5e247e9a38  # 13:26  B      0    13   24   0  Merge remote-tracking branch 'net-next/master'
# extra tests on HEAD of linux-next/master
git bisect  bad f8c97bdb49832d2b0edaa0c05db873aa2f6101ff  # 13:27  B      0    11   31   6  Add linux-next specific files for 20170410
# extra tests on tree/branch linux-next/master
git bisect  bad f8c97bdb49832d2b0edaa0c05db873aa2f6101ff  # 13:27  B      0    11   31   6  Add linux-next specific files for 20170410

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

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