linux-kernel - [lkp-robot] [mm, zone_device] 7138970383: BUG:kernel_hang_in_boot

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Date:   Mon, 8 May 2017 14:53:17 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Kirill Shutemov <kirill.shutemov@...ux.intel.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Lutomirski <luto@...nel.org>,
        Borislav Petkov <bp@...en8.de>,
        Brian Gerst <brgerst@...il.com>,
        Denys Vlasenko <dvlasenk@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Jérôme Glisse <jglisse@...hat.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...org
Subject: [lkp-robot] [mm, zone_device]  7138970383:
 BUG:kernel_hang_in_boot_stage


FYI, we noticed the following commit:

commit: 71389703839ebe9cb426c72d5f0bd549592e583c ("mm, zone_device: Replace {get, put}_zone_device_page() with a single reference to fix pmem crash")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

in testcase: trinity
with following parameters:

	runtime: 300s

test-description: Trinity is a linux system call fuzz tester.
test-url: http://codemonkey.org.uk/projects/trinity/


on test machine: qemu-system-x86_64 -enable-kvm -m 420M

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


+------------------------------------------------------------------------------------------------------------+------------+------------+
|                                                                                                            | dbd68d8e84 | 7138970383 |
+------------------------------------------------------------------------------------------------------------+------------+------------+
| boot_successes                                                                                             | 0          | 0          |
| boot_failures                                                                                              | 10         | 10         |
| Kernel_panic-not_syncing:memblock_virt_alloc_try_nid:Failed_to_allocate#bytes_align=#nid=-#from=#max_addr= | 4          |            |
| BUG:unable_to_handle_kernel                                                                                | 6          |            |
| Oops:#[##]                                                                                                 | 6          |            |
| Kernel_panic-not_syncing:Fatal_exception                                                                   | 6          |            |
| BUG:kernel_hang_in_boot_stage                                                                              | 0          | 10         |
+------------------------------------------------------------------------------------------------------------+------------+------------+



[    0.000000] BRK [0x0d8cf000, 0x0d8cffff] PGTABLE
[    0.000000] BRK [0x0d8d0000, 0x0d8d0fff] PGTABLE
[    0.000000] BRK [0x0d8d1000, 0x0d8d1fff] PGTABLE

Elapsed time: 440
BUG: kernel hang in boot stage

initrds=(
	/osimage/yocto/yocto-tiny-i386-2016-04-22.cgz
	/lkp/scheduled/vm-lkp-st01-yocto-ia32-9/trinity-300s-yocto-tiny-i386-2016-04-22.cgz-71389703839ebe9cb426c72d5f0bd549592e583c-20170505-92051-1nqet0z-0.cgz
	/lkp/lkp/lkp-i386.cgz


To reproduce:

        git clone https://github.com/01org/lkp-tests.git
        cd lkp-tests
        bin/lkp qemu -k <bzImage> job-script  # job-script is attached in this email



Thanks,
Xiaolong

View attachment "config-4.11.0-rc5-00141-g7138970" of type "text/plain" (112348 bytes)

View attachment "job-script" of type "text/plain" (3814 bytes)

Download attachment "dmesg.xz" of type "application/octet-stream" (1948 bytes)