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Message-ID: <20180104054930.GB23834@yexl-desktop>
Date: Thu, 4 Jan 2018 13:49:30 +0800
From: kernel test robot <xiaolong.ye@...el.com>
To: Michal Hocko <mhocko@...e.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>,
Jérôme Glisse <jglisse@...hat.com>,
Balbir Singh <bsingharora@...il.com>,
Aneesh Kumar <aneesh.kumar@...ux.vnet.ibm.com>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Dan Williams <dan.j.williams@...el.com>,
David Nellans <dnellans@...dia.com>,
Evgeny Baskakov <ebaskakov@...dia.com>,
Johannes Weiner <hannes@...xchg.org>,
John Hubbard <jhubbard@...dia.com>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
Mark Hairgrove <mhairgrove@...dia.com>,
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
Ross Zwisler <ross.zwisler@...ux.intel.com>,
Sherry Cheung <SCheung@...dia.com>,
Subhash Gutti <sgutti@...dia.com>,
Vladimir Davydov <vdavydov.dev@...il.com>,
Bob Liu <liubo95@...wei.com>,
Andrew Morton <akpm@...ux-foundation.org>,
LKML <linux-kernel@...r.kernel.org>, lkp@...org
Subject: [lkp-robot] [mm/memory_hotplug] 3072e413e3:
page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_RETRY_MAYFAIL|__GFP_ZERO),nodemask=(null)
FYI, we noticed the following commit (built with gcc-7):
commit: 3072e413e305e353cd4654f8a57d953b66e85bf3 ("mm/memory_hotplug: introduce add_pages")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
in testcase: nvml
with following parameters:
group: obj
test: pmem
nr_pmem: 1
fs: ext4
mount_option: dax
on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 1G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
Starting /etc/rc.local Compatibility...
Starting OpenBSD Secure Shell server...
Starting LKP bootstrap...
rc.local[2139]: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/lkp/lkp/src/bin
LKP: HOSTNAME vm-lkp-hsw01-1G-10, MAC 52:54:00:12:34:56, kernel 4.13.0-09235-g3072e41 1, serial console /dev/ttyS0
[ 6.268581] systemd-udevd: page allocation failure: order:9, mode:0x14084c0(GFP_KERNEL|__GFP_RETRY_MAYFAIL|__GFP_ZERO), nodemask=(null)
[ 6.270880] systemd-udevd cpuset=/ mems_allowed=0
[ 6.271638] CPU: 0 PID: 1811 Comm: systemd-udevd Tainted: G O 4.13.0-09235-g3072e41 #1
[ 6.273289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 6.274930] Call Trace:
[ 6.275644] dump_stack+0x8e/0xc8
[ 6.276289] warn_alloc+0xe4/0x165
[ 6.276922] ? find_next_bit+0xb/0xd
[ 6.277579] __alloc_pages_nodemask+0xe1a/0xef1
[ 6.278476] vmemmap_alloc_block+0x43/0x84
[ 6.279224] alloc_block_buf+0x15/0x3a
[ 6.280040] __vmemmap_alloc_block_buf+0x12b/0x13e
[ 6.280798] vmemmap_populate+0x115/0x2ed
[ 6.281487] sparse_mem_map_populate+0x27/0x38
[ 6.282230] sparse_add_one_section+0x76/0x15b
[ 6.282949] __add_pages+0x122/0x211
[ 6.283607] add_pages+0x1a/0x68
[ 6.284227] arch_add_memory+0x43/0x4b
[ 6.284888] devm_memremap_pages+0x27a/0x396
[ 6.285596] __wrap_devm_memremap_pages+0x50/0x59 [nfit_test_iomap]
[ 6.286467] pmem_attach_disk+0x305/0x4e4 [nd_pmem]
[ 6.287223] ? kfree_const+0x20/0x23
[ 6.287868] ? kobject_put+0x165/0x16d
[ 6.288531] ? put_device+0x17/0x1a
[ 6.289169] nd_pmem_probe+0x8f/0x94 [nd_pmem]
[ 6.289889] nvdimm_bus_probe+0x6c/0x10b [libnvdimm]
[ 6.290653] driver_probe_device+0x1d4/0x3cb
[ 6.291359] __driver_attach+0xbb/0xde
[ 6.292018] ? driver_probe_device+0x3cb/0x3cb
[ 6.292738] ? driver_probe_device+0x3cb/0x3cb
[ 6.293456] bus_for_each_dev+0x6d/0x85
[ 6.294121] driver_attach+0x1e/0x20
[ 6.294771] bus_add_driver+0x13b/0x222
[ 6.295440] driver_register+0x88/0xbf
[ 6.296098] ? 0xffffffffa0005000
[ 6.296724] __nd_driver_register+0x75/0x7c [libnvdimm]
[ 6.297506] ? 0xffffffffa0005000
[ 6.298129] pmem_init+0x1e/0x1000 [nd_pmem]
[ 6.298834] do_one_initcall+0x90/0x131
[ 6.299503] ? kmem_cache_alloc_trace+0xc9/0x179
[ 6.300290] ? do_init_module+0x27/0x1dd
[ 6.300964] do_init_module+0x5f/0x1dd
[ 6.301627] load_module+0x1ae2/0x20ea
[ 6.302291] ? kernel_read+0x43/0x55
[ 6.302936] SyS_finit_module+0xb8/0xc5
[ 6.303606] ? SyS_finit_module+0xb8/0xc5
[ 6.304291] do_syscall_64+0x69/0xee
[ 6.304936] entry_SYSCALL64_slow_path+0x25/0x25
[ 6.305670] RIP: 0033:0x7ff6c5c940f9
[ 6.306316] RSP: 002b:00007ffcd9b9da98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 6.307594] RAX: ffffffffffffffda RBX: 0000562413ad7ed0 RCX: 00007ff6c5c940f9
[ 6.308535] RDX: 0000000000000000 RSI: 00007ff6c65ac265 RDI: 000000000000000f
[ 6.309477] RBP: 00007ff6c65ac265 R08: 0000000000000000 R09: 00007ffcd9b9e010
[ 6.310416] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000000
[ 6.311360] R13: 0000562413acfc70 R14: 0000000000020000 R15: 0000562412068924
[ 6.312319] Mem-Info:
[ 6.360020] active_anon:15233 inactive_anon:2237 isolated_anon:0
[ 6.360020] active_file:4 inactive_file:3 isolated_file:0
[ 6.360020] unevictable:106641 dirty:0 writeback:0 unstable:0
[ 6.360020] slab_reclaimable:6418 slab_unreclaimable:2577
[ 6.360020] mapped:3538 shmem:2265 pagetables:696 bounce:0
[ 6.360020] free:62722 free_pcp:128 free_cma:51196
[ 6.372019] Node 0 active_anon:61340kB inactive_anon:8948kB active_file:16kB inactive_file:12kB unevictable:426564kB isolated(anon):0kB isolated(file):0kB mapped:14152kB dirty:0kB writeback:0kB shmem:9060kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[ 6.375805] Node 0 DMA free:3520kB min:788kB low:984kB high:1180kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 6.388022] lowmem_reserve[]: 0 656 656 656 656
To reproduce:
git clone https://github.com/intel/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-4.13.0-09235-g3072e41" of type "text/plain" (108157 bytes)
View attachment "job-script" of type "text/plain" (4053 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (17748 bytes)
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