Another stack trace from another instance:
20:34:16 [ 2.425540] systemd-udevd[95]: starting version 204
20:34:16 [ 2.576097] ------------[ cut here ]------------
20:34:16 [ 2.576111] WARNING: CPU: 0 PID: 98 at
/build/buildd/linux-3.16.0/mm/vmalloc.c:128
vmap_page_range_noflush+0x2d1/0x370()
20:34:16 [ 2.576115] Modules linked in:
20:34:16 [ 2.576120] CPU: 0 PID: 98 Comm: systemd-udevd Not tainted
3.16.0-6-generic #11-Ubuntu
20:34:16 [ 2.576123] 0000000000000009 ffff88000316fb98 ffffffff81755538
0000000000000000
20:34:16 [ 2.576128] ffff88000316fbd0 ffffffff8106bb0d ffff88000400df68
0000000000000001
20:34:16 [ 2.576132] ffff880003393900 ffffffffc01ed000 0000000000000000
ffff88000316fbe0
20:34:16 [ 2.576136] Call Trace:
20:34:16 [ 2.576147] [<ffffffff81755538>] dump_stack+0x45/0x56
20:34:16 [ 2.576152] [<ffffffff8106bb0d>] warn_slowpath_common+0x7d/0xa0
20:34:16 [ 2.576156] [<ffffffff8106bbea>] warn_slowpath_null+0x1a/0x20
20:34:16 [ 2.576159] [<ffffffff81197c31>]
vmap_page_range_noflush+0x2d1/0x370
20:34:16 [ 2.576163] [<ffffffff81197cfe>] map_vm_area+0x2e/0x40
20:34:16 [ 2.576167] [<ffffffff8119a058>] __vmalloc_node_range+0x188/0x280
20:34:16 [ 2.576175] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576178] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576183] [<ffffffff8104f294>] module_alloc+0x74/0xd0
20:34:16 [ 2.576187] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576190] [<ffffffff810e92b4>]
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576194] [<ffffffff810e9a6c>] layout_and_allocate+0x74c/0xc70
20:34:16 [ 2.576198] [<ffffffff810ea063>] load_module+0xd3/0x1b70
20:34:16 [ 2.576202] [<ffffffff811cfeb1>] ? vfs_read+0xf1/0x170
20:34:16 [ 2.576206] [<ffffffff810e7aa1>] ?
copy_module_from_fd.isra.46+0x121/0x180
20:34:16 [ 2.576209] [<ffffffff810ebc76>] SyS_finit_module+0x86/0xb0
20:34:16 [ 2.576217] [<ffffffff8175de7f>] tracesys+0xe1/0xe6
20:34:16 [ 2.576220] ---[ end trace 0f39a359bc0e983c ]---
20:34:16 [ 2.576223] vmalloc: allocation failure, allocated 20480 of 24576
bytes
20:34:16 [ 2.576226] systemd-udevd: page allocation failure: order:0,
mode:0xd2
20:34:16 [ 2.576229] CPU: 0 PID: 98 Comm: systemd-udevd Tainted: G W
3.16.0-6-generic #11-Ubuntu
20:34:16 [ 2.576232] ffffffff81a88bc0 ffff88000316fc08 ffffffff81755538
00000000000000d2
20:34:16 [ 2.576236] ffff88000316fc90 ffffffff811642bf ffffffff81a88bc0
ffff88000316fc28
20:34:16 [ 2.576239] 00003fff00000018 ffff88000316fca0 ffff88000316fc40
0000000000000163
20:34:16 [ 2.576246] Call Trace:
20:34:16 [ 2.576249] [<ffffffff81755538>] dump_stack+0x45/0x56
20:34:16 [ 2.576254] [<ffffffff811642bf>] warn_alloc_failed+0xdf/0x130
20:34:16 [ 2.576257] [<ffffffff8119a118>] __vmalloc_node_range+0x248/0x280
20:34:16 [ 2.576261] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576264] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576267] [<ffffffff8104f294>] module_alloc+0x74/0xd0
20:34:16 [ 2.576271] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576274] [<ffffffff810e92b4>]
module_alloc_update_bounds+0x14/0x70
20:34:16 [ 2.576278] [<ffffffff810e9a6c>] layout_and_allocate+0x74c/0xc70
20:34:16 [ 2.576281] [<ffffffff810ea063>] load_module+0xd3/0x1b70
20:34:16 [ 2.576287] [<ffffffff811cfeb1>] ? vfs_read+0xf1/0x170
20:34:16 [ 2.576290] [<ffffffff810e7aa1>] ?
copy_module_from_fd.isra.46+0x121/0x180
20:34:16 [ 2.576294] [<ffffffff810ebc76>] SyS_finit_module+0x86/0xb0
20:34:16 [ 2.576298] [<ffffffff8175de7f>] tracesys+0xe1/0xe6
20:34:16 [ 2.576300] Mem-Info:
20:34:16 [ 2.576302] Node 0 DMA per-cpu:
20:34:16 [ 2.576304] CPU 0: hi: 0, btch: 1 usd: 0
20:34:16 [ 2.576306] Node 0 DMA32 per-cpu:
20:34:16 [ 2.576311] CPU 0: hi: 186, btch: 31 usd: 125
20:34:16 [ 2.576315] active_anon:630 inactive_anon:13 isolated_anon:0
20:34:16 [ 2.576315] active_file:975 inactive_file:4521 isolated_file:0
20:34:16 [ 2.576315] unevictable:0 dirty:0 writeback:0 unstable:0
20:34:16 [ 2.576315] free:943953 slab_reclaimable:1610
slab_unreclaimable:1090
20:34:16 [ 2.576315] mapped:836 shmem:19 pagetables:285 bounce:0
20:34:16 [ 2.576315] free_cma:16384
20:34:16 [ 2.576325] Node 0 DMA free:15852kB min:32kB low:40kB high:48kB
active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:0kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15996kB
managed:15912kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB
slab_reclaimable:0kB slab_unreclaimable:12kB kernel_stack:0kB pagetables:0kB
unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0
all_unreclaimable? yes
20:34:16 [ 2.576338] lowmem_reserve[]: 0 3730 3730 3730
20:34:16 [ 2.576342] Node 0 DMA32 free:3759960kB min:7796kB low:9744kB
high:11692kB active_anon:2496kB inactive_anon:52kB active_file:3900kB
inactive_file:18084kB unevictable:0kB isolated(anon):0kB isolated(file):0kB
present:3923968kB managed:3822724kB mlocked:0kB dirty:0kB writeback:0kB
mapped:3344kB shmem:76kB slab_reclaimable:6440kB slab_unreclaimable:4348kB
kernel_stack:768kB pagetables:1140kB unstable:0kB bounce:0kB free_cma:65536kB
writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
20:34:16 [ 2.576358] lowmem_reserve[]: 0 0 0 0
20:34:16 [ 2.576362] Node 0 DMA: 1*4kB (E) 3*8kB (UEM) 1*16kB (E) 2*32kB
(EM) 4*64kB (UEM) 3*128kB (UEM) 3*256kB (UEM) 2*512kB (EM) 3*1024kB (UEM)
3*2048kB (EMR) 1*4096kB (M) = 15852kB
20:34:16 [ 2.576379] Node 0 DMA32: 6*4kB (UM) 4*8kB (U) 7*16kB (UEM) 3*32kB
(UEM) 1*64kB (U) 2*128kB (UE) 3*256kB (UM) 5*512kB (EM) 4*1024kB (UEM) 2*2048kB
(UM) 915*4096kB (MRC) = 3759944kB
20:34:16 [ 2.576394] Node 0 hugepages_total=0 hugepages_free=0
hugepages_surp=0 hugepages_size=2048kB
20:34:16 [ 2.576397] 5502 total pagecache pages
20:34:16 [ 2.576399] 0 pages in swap cache
20:34:16 [ 2.576401] Swap cache stats: add 0, delete 0, find 0/0
20:34:16 [ 2.576403] Free swap = 0kB
20:34:16 [ 2.576405] Total swap = 0kB
20:34:16 [ 2.576407] 984991 pages RAM
20:34:16 [ 2.576411] 0 pages HighMem/MovableOnly
20:34:16 [ 2.576413] 25311 pages reserved
20:34:16 [ 2.576414] 0 pages hwpoisoned
20:34:16 Begin: Loading essential drivers ... done.
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https://bugs.launchpad.net/bugs/1350522
Title:
EC2 kernel crash due to vmalloc
Status in “linux” package in Ubuntu:
Confirmed
Bug description:
During Alpha-2 automated testing, I saw the following in a log:
19:35:02 [ 2.475810] systemd-udevd[95]: starting version 204
19:35:02 [ 2.547049] ------------[ cut here ]------------
19:35:02 [ 2.547065] WARNING: CPU: 0 PID: 97 at
/build/buildd/linux-3.16.0/mm/vmalloc.c:128
vmap_page_range_noflush+0x2d1/0x370()
19:35:02 [ 2.547069] Modules linked in:
19:35:02 [ 2.547073] CPU: 0 PID: 97 Comm: systemd-udevd Not tainted
3.16.0-6-generic #11-Ubuntu
19:35:02 [ 2.547077] 0000000000000009 ffff880002defb98 ffffffff81755538
0000000000000000
19:35:02 [ 2.547082] ffff880002defbd0 ffffffff8106bb0d ffff88000400ec88
0000000000000001
19:35:02 [ 2.547086] ffff880002fcfb00 ffffffffc0391000 0000000000000000
ffff880002defbe0
19:35:02 [ 2.547090] Call Trace:
19:35:02 [ 2.547096] [<ffffffff81755538>] dump_stack+0x45/0x56
19:35:02 [ 2.547101] [<ffffffff8106bb0d>] warn_slowpath_common+0x7d/0xa0
19:35:02 [ 2.547104] [<ffffffff8106bbea>] warn_slowpath_null+0x1a/0x20
19:35:02 [ 2.547108] [<ffffffff81197c31>]
vmap_page_range_noflush+0x2d1/0x370
19:35:02 [ 2.547112] [<ffffffff81197cfe>] map_vm_area+0x2e/0x40
19:35:02 [ 2.547115] [<ffffffff8119a058>]
__vmalloc_node_range+0x188/0x280
19:35:02 [ 2.547120] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547124] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547129] [<ffffffff8104f294>] module_alloc+0x74/0xd0
19:35:02 [ 2.547132] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547135] [<ffffffff810e92b4>]
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547146] [<ffffffff810e9a6c>] layout_and_allocate+0x74c/0xc70
19:35:02 [ 2.547149] [<ffffffff810ea063>] load_module+0xd3/0x1b70
19:35:02 [ 2.547154] [<ffffffff811cfeb1>] ? vfs_read+0xf1/0x170
19:35:02 [ 2.547157] [<ffffffff810e7aa1>] ?
copy_module_from_fd.isra.46+0x121/0x180
19:35:02 [ 2.547161] [<ffffffff810ebc76>] SyS_finit_module+0x86/0xb0
19:35:02 [ 2.547167] [<ffffffff8175de7f>] tracesys+0xe1/0xe6
19:35:02 [ 2.547169] ---[ end trace 8a5de7fc66e75fe4 ]---
19:35:02 [ 2.547172] vmalloc: allocation failure, allocated 20480 of
24576 bytes
19:35:02 [ 2.547175] systemd-udevd: page allocation failure: order:0,
mode:0xd2
19:35:02 [ 2.547180] CPU: 0 PID: 97 Comm: systemd-udevd Tainted: G
W 3.16.0-6-generic #11-Ubuntu
19:35:02 [ 2.547183] ffffffff81a88bc0 ffff880002defc08 ffffffff81755538
00000000000000d2
19:35:02 [ 2.547187] ffff880002defc90 ffffffff811642bf ffffffff81a88bc0
ffff880002defc28
19:35:02 [ 2.547191] 00003fff00000018 ffff880002defca0 ffff880002defc40
0000000000000163
19:35:02 [ 2.547195] Call Trace:
19:35:02 [ 2.547197] [<ffffffff81755538>] dump_stack+0x45/0x56
19:35:02 [ 2.547202] [<ffffffff811642bf>] warn_alloc_failed+0xdf/0x130
19:35:02 [ 2.547207] [<ffffffff8119a118>]
__vmalloc_node_range+0x248/0x280
19:35:02 [ 2.547210] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547214] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547217] [<ffffffff8104f294>] module_alloc+0x74/0xd0
19:35:02 [ 2.547220] [<ffffffff810e92b4>] ?
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547224] [<ffffffff810e92b4>]
module_alloc_update_bounds+0x14/0x70
19:35:02 [ 2.547229] [<ffffffff810e9a6c>] layout_and_allocate+0x74c/0xc70
19:35:02 [ 2.547232] [<ffffffff810ea063>] load_module+0xd3/0x1b70
19:35:02 [ 2.547235] [<ffffffff811cfeb1>] ? vfs_read+0xf1/0x170
19:35:02 [ 2.547238] [<ffffffff810e7aa1>] ?
copy_module_from_fd.isra.46+0x121/0x180
19:35:02 [ 2.547242] [<ffffffff810ebc76>] SyS_finit_module+0x86/0xb0
19:35:02 [ 2.547246] [<ffffffff8175de7f>] tracesys+0xe1/0xe6
19:35:02 [ 2.547248] Mem-Info:
---
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Jul 30 20:19 seq
crw-rw---- 1 root audio 116, 33 Jul 30 20:19 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.14.4-0ubuntu2
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
CurrentDmesg:
[ 42.901579] systemd-logind[1378]: New seat seat0.
[ 42.932887] systemd-logind[1378]: New session 1 of user ubuntu.
DistroRelease: Ubuntu 14.10
Ec2AMI: ami-c571d8d8
Ec2AMIManifest: (unknown)
Ec2AvailabilityZone: sa-east-1b
Ec2InstanceType: m3.medium
Ec2Kernel: aki-5553f448
Ec2Ramdisk: unavailable
IwConfig: Error: [Errno 2] No such file or directory
Lspci:
Lsusb: Error: command ['lsusb'] failed with exit code 1: unable to initialize
libusb: -99
Package: linux-image-virtual 3.16.0.5.6
PackageArchitecture: amd64
PciMultimedia:
ProcFB:
ProcKernelCmdLine: root=LABEL=cloudimg-rootfs ro console=hvc0
ProcModules:
ProcVersionSignature: User Name 3.16.0-5.10-generic 3.16.0-rc6
RelatedPackageVersions:
linux-restricted-modules-3.16.0-5-generic N/A
linux-backports-modules-3.16.0-5-generic N/A
linux-firmware N/A
RfKill: Error: [Errno 2] No such file or directory
Tags: utopic ec2-images third-party-packages
Uname: Linux 3.16.0-5-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm audio cdrom dialout dip floppy netdev plugdev sudo video
_MarkForUpload: True
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