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Message #73780
[Bug 1350522] UdevLog.txt
apport information
** Attachment added: "UdevLog.txt"
https://bugs.launchpad.net/bugs/1350522/+attachment/4167020/+files/UdevLog.txt
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https://bugs.launchpad.net/bugs/1350522
Title:
EC2 kernel crash due to vmalloc
Status in “linux” package in Ubuntu:
Confirmed
Status in “linux” source package in Utopic:
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
---
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Jul 31 20:13 seq
crw-rw---- 1 root audio 116, 33 Jul 31 20:13 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.14.5-0ubuntu1
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:
[ 17.975584] systemd-logind[1248]: New seat seat0.
[ 17.993902] systemd-logind[1248]: New session 1 of user ubuntu.
DistroRelease: Ubuntu 14.10
Ec2AMI: ami-b7ce1dc0
Ec2AMIManifest: (unknown)
Ec2AvailabilityZone: eu-west-1c
Ec2InstanceType: m3.medium
Ec2Kernel: aki-52a34525
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 3.16.0.6.7
PackageArchitecture: amd64
PciMultimedia:
ProcFB:
ProcKernelCmdLine: root=LABEL=cloudimg-rootfs ro console=hvc0 initcall_debug debug ignore_loglevel LOGLEVEL=8
ProcModules:
ProcVersionSignature: Ubuntu 3.16.0-6.11-generic 3.16.0-rc7
RelatedPackageVersions:
linux-restricted-modules-3.16.0-6-generic N/A
linux-backports-modules-3.16.0-6-generic N/A
linux-firmware N/A
RfKill: Error: [Errno 2] No such file or directory
Tags: utopic ec2-images
Uname: Linux 3.16.0-6-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: True
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