dmesg - 2013-05-15 08:25
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 2.6.32-358.el6.x86_64 (mockbuild@c6b8.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-3) (GCC) ) #1 SMP Fri Feb 22 00:31:26 UTC 2013
Command line: ro root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD console=hvc0 KEYTABLE=us rd_LVM_LV=VolGroup/lv_swap SYSFONT=latarcyrheb-sun16 crashkernel=auto rd_LVM_LV=VolGroup/lv_root rd_NO_DM rhgb quiet graphical utf8
KERNEL supported cpus:
Intel GenuineIntel
AMD AuthenticAMD
Centaur CentaurHauls
ACPI in unprivileged domain disabled
released 0 pages of unused memory
BIOS-provided physical RAM map:
Xen: 0000000000000000 - 00000000000a0000 (usable)
Xen: 00000000000a0000 - 0000000000100000 (reserved)
Xen: 0000000000100000 - 0000000080000000 (usable)
DMI not present or invalid.
e820 update range: 0000000000000000 - 0000000000001000 (usable) ==> (reserved)
e820 remove range: 00000000000a0000 - 0000000000100000 (usable)
last_pfn = 0x80000 max_arch_pfn = 0x400000000
initial memory mapped : 0 - 20000000
init_memory_mapping: 0000000000000000-0000000080000000
0000000000 - 0080000000 page 4k
kernel direct mapping tables up to 80000000 @ 100000-503000
RAMDISK: 0203c000 - 049cd000
No NUMA configuration found
Faking a node at 0000000000000000-0000000080000000
Bootmem setup node 0 0000000000000000-0000000080000000
NODE_DATA [0000000000008000 - 000000000003bfff]
bootmap [000000000003c000 - 000000000004bfff] pages 10
(7 early reservations) ==> bootmem [0000000000 - 0080000000]
#0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
#1 [0004dd0000 - 0004dfb000] XEN PAGETABLES ==> [0004dd0000 - 0004dfb000]
#2 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000]
#3 [0001000000 - 000201b0a4] TEXT DATA BSS ==> [0001000000 - 000201b0a4]
#4 [000203c000 - 00049cd000] RAMDISK ==> [000203c000 - 00049cd000]
#5 [00049cd000 - 0004dd0000] XEN START INFO ==> [00049cd000 - 0004dd0000]
#6 [0000100000 - 00004d5000] PGTABLE ==> [0000100000 - 00004d5000]
Reserving 129MB of memory at 80MB for crashkernel (System RAM: 2048MB)
Zone PFN ranges:
DMA 0x00000001 -> 0x00001000
DMA32 0x00001000 -> 0x00100000
Normal 0x00100000 -> 0x00100000
Movable zone start PFN for each node
early_node_map[2] active PFN ranges
0: 0x00000001 -> 0x000000a0
0: 0x00000100 -> 0x00080000
On node 0 totalpages: 524191
DMA zone: 56 pages used for memmap
DMA zone: 984 pages reserved
DMA zone: 2959 pages, LIFO batch:0
DMA32 zone: 7112 pages used for memmap
DMA32 zone: 513080 pages, LIFO batch:31
SFI: Simple Firmware Interface v0.7
SMP: Allowing 2 CPUs, 0 hotplug CPUs
No local APIC present
APIC: disable apic facility
nr_irqs_gsi: 16
PM: Registered nosave memory: 00000000000a0000 - 0000000000100000
Allocating PCI resources starting at 80000000 (gap: 80000000:80000000)
Booting paravirtualized kernel on Xen
Xen version: 4.1.3 (preserve-AD)
NR_CPUS:4096 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1
PERCPU: Embedded 31 pages/cpu @ffff88000d136000 s94552 r8192 d24232 u126976
pcpu-alloc: s94552 r8192 d24232 u126976 alloc=31*4096
pcpu-alloc: [0] 0 [0] 1
trying to map vcpu_info 0 at ffff88000d141020, mfn 80e0f1, offset 32
cpu 0 using vcpu_info at ffff88000d141020
trying to map vcpu_info 1 at ffff88000d160020, mfn 41c5c1, offset 32
cpu 1 using vcpu_info at ffff88000d160020
Xen: using vcpu_info placement
Built 1 zonelists in Node order, mobility grouping on. Total pages: 516039
Policy zone: DMA32
Kernel command line: ro root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD console=hvc0 KEYTABLE=us rd_LVM_LV=VolGroup/lv_swap SYSFONT=latarcyrheb-sun16 crashkernel=129M@0M rd_LVM_LV=VolGroup/lv_root rd_NO_DM rhgb quiet graphical utf8
PID hash table entries: 4096 (order: 3, 32768 bytes)
Checking aperture...
No AGP bridge found
Memory: 1867928k/2097152k available (5220k kernel code, 388k absent, 228836k reserved, 7121k data, 1264k init)
Hierarchical RCU implementation.
NR_IRQS:33024 nr_irqs:288
Console: colour dummy device 80x25
console [tty0] enabled
console [hvc0] enabled
allocated 8388608 bytes of page_cgroup
please try 'cgroup_disable=memory' option if you don't want memory cgroups
Xen: using vcpuop timer interface
installing Xen timer for CPU 0
alloc irq_desc for 287 on node 0
alloc kstat_irqs on node 0
Detected 3059.110 MHz processor.
Calibrating delay loop (skipped), value calculated using timer frequency.. 6118.22 BogoMIPS (lpj=3059110)
pid_max: default: 32768 minimum: 301
Security Framework initialized
SELinux: Initializing.
SELinux: Starting in permissive mode
Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
Mount-cache hash table entries: 256
Initializing cgroup subsys ns
Initializing cgroup subsys cpuacct
Initializing cgroup subsys memory
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
Initializing cgroup subsys net_cls
Initializing cgroup subsys blkio
Initializing cgroup subsys perf_event
Initializing cgroup subsys net_prio
CPU: CPU feature constant_tsc disabled on xen guest
CPU: Unsupported number of siblings 32
alternatives: switching to unfair spinlock
SMP alternatives: switching to UP code
ftrace: converting mcount calls to 0f 1f 44 00 00
ftrace: allocating 21428 entries in 85 pages
alloc irq_desc for 286 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 285 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 284 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 283 on node 0
alloc kstat_irqs on node 0
Performance Events: unsupported p6 CPU model 44 no PMU driver, software events only.
NMI watchdog disabled (cpu0): hardware events not enabled
installing Xen timer for CPU 1
alloc irq_desc for 282 on node 0
alloc kstat_irqs on node 0
SMP alternatives: switching to SMP code
alloc irq_desc for 281 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 280 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 279 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 278 on node 0
alloc kstat_irqs on node 0
CPU: CPU feature constant_tsc disabled on xen guest
CPU: Unsupported number of siblings 32
Brought up 2 CPUs
sizeof(vma)=200 bytes
sizeof(page)=56 bytes
sizeof(inode)=592 bytes
sizeof(dentry)=192 bytes
sizeof(ext3inode)=800 bytes
sizeof(buffer_head)=104 bytes
sizeof(skbuff)=232 bytes
sizeof(task_struct)=2648 bytes
devtmpfs: initialized
Grant table initialized
regulator: core version 0.5
NET: Registered protocol family 16
alloc irq_desc for 277 on node 0
alloc kstat_irqs on node 0
PCI: Fatal: No config space access function found
bio: create slab at 0
ACPI: Interpreter disabled.
xen_balloon: Initialising balloon driver.
last_pfn = 0x80000 max_arch_pfn = 0x400000000
vgaarb: loaded
SCSI subsystem initialized
libata version 3.00 loaded.
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
PCI: System does not support PCI
PCI: System does not support PCI
NetLabel: Initializing
NetLabel: domain hash size = 128
NetLabel: protocols = UNLABELED CIPSOv4
NetLabel: unlabeled traffic allowed by default
Switching to clocksource xen
pnp: PnP ACPI: disabled
PCI: max bus depth: 0 pci_try_num: 1
NET: Registered protocol family 2
IP route cache hash table entries: 65536 (order: 7, 524288 bytes)
TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
TCP: Hash tables configured (established 262144 bind 65536)
TCP reno registered
NET: Registered protocol family 1
Trying to unpack rootfs image as initramfs...
Freeing initrd memory: 42564k freed
platform rtc_cmos: registered platform RTC device (no PNP device found)
audit: initializing netlink socket (disabled)
type=2000 audit(1368544284.780:1): initialized
HugeTLB registered 2 MB page size, pre-allocated 0 pages
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
msgmni has been set to 3731
SELinux: Registering netfilter hooks
alg: No test for stdrng (krng)
ksign: Installing public key data
Loading keyring
- Added public key 6AA10540A705B299
- User ID: CentOS (Kernel Module GPG key)
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
pciehp: PCI Express Hot Plug Controller Driver version: 0.4
acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
ipmi message handler version 39.2
IPMI System Interface driver.
ipmi_si: Adding default-specified kcs state machine
ipmi_si: Trying default-specified kcs state machine at i/o address 0xca2, slave address 0x0, irq 0
Could not set up I/O space
Trying to free nonexistent resource
Trying to free nonexistent resource
ipmi_si: Adding default-specified smic state machine
ipmi_si: Trying default-specified smic state machine at i/o address 0xca9, slave address 0x0, irq 0
Could not set up I/O space
Trying to free nonexistent resource
Trying to free nonexistent resource
Trying to free nonexistent resource
ipmi_si: Adding default-specified bt state machine
ipmi_si: Trying default-specified bt state machine at i/o address 0xe4, slave address 0x0, irq 0
Could not set up I/O space
Trying to free nonexistent resource
Trying to free nonexistent resource
Trying to free nonexistent resource
ipmi_si: Unable to find any System Interface(s)
alloc irq_desc for 276 on node 0
alloc kstat_irqs on node 0
Non-volatile memory driver v1.3
Linux agpgart interface v0.103
crash memory driver: version 1.1
brd: module loaded
loop: module loaded
input: Macintosh mouse button emulation as /devices/virtual/input/input0
Fixed MDIO Bus: probed
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
PNP: No PS/2 controller found. Probing ports directly.
mice: PS/2 mouse device common for all mice
rtc_cmos: probe of rtc_cmos failed with error -16
cpuidle: using governor ladder
cpuidle: using governor menu
EFI Variables Facility v0.08 2004-May-17
usbcore: registered new interface driver hiddev
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 17
registered taskstats version 1
XENBUS: Device with no driver: device/vbd/51712
XENBUS: Device with no driver: device/vbd/51760
XENBUS: Device with no driver: device/vif/0
XENBUS: Device with no driver: device/vif/1
XENBUS: Device with no driver: device/vif/2
XENBUS: Device with no driver: device/vif/3
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Initalizing network drop monitor service
Freeing unused kernel memory: 1264k freed
Write protecting the kernel read-only data: 10240k
Freeing unused kernel memory: 904k freed
Freeing unused kernel memory: 1676k freed
dracut: dracut-004-303.el6
dracut: rd_NO_LUKS: removing cryptoluks activation
device-mapper: uevent: version 1.0.3
device-mapper: ioctl: 4.23.6-ioctl (2012-07-25) initialised: dm-devel@redhat.com
udev: starting version 147
dracut: Starting plymouth daemon
dracut: rd_NO_MD: removing MD RAID activation
xlblk_init: register_blkdev major: 202
alloc irq_desc for 275 on node 0
alloc kstat_irqs on node 0
blkfront: xvda: barriers disabled
xvda:
alloc irq_desc for 274 on node 0
alloc kstat_irqs on node 0
xvda1 xvda2
blkfront: xvdd: barriers disabled
xvdd: unknown partition table
dracut: Scanning devices xvda2 for LVM logical volumes VolGroup/lv_swap VolGroup/lv_root
dracut: inactive '/dev/VolGroup/lv_root' [15.60 GiB] inherit
dracut: inactive '/dev/VolGroup/lv_swap' [3.91 GiB] inherit
EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts:
dracut: Mounted root filesystem /dev/mapper/VolGroup-lv_root
dracut: Loading SELinux policy
type=1404 audit(1368544285.664:2): enforcing=1 old_enforcing=0 auid=4294967295 ses=4294967295
SELinux: 2048 avtab hash slots, 276421 rules.
SELinux: 2048 avtab hash slots, 276421 rules.
SELinux: 9 users, 12 roles, 3889 types, 201 bools, 1 sens, 1024 cats
SELinux: 81 classes, 276421 rules
SELinux: Completing initialization.
SELinux: Setting up existing superblocks.
SELinux: initialized (dev dm-0, type ext4), uses xattr
SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs
SELinux: initialized (dev selinuxfs, type selinuxfs), uses genfs_contexts
SELinux: initialized (dev mqueue, type mqueue), uses transition SIDs
SELinux: initialized (dev hugetlbfs, type hugetlbfs), uses transition SIDs
SELinux: initialized (dev devpts, type devpts), uses transition SIDs
SELinux: initialized (dev inotifyfs, type inotifyfs), uses genfs_contexts
SELinux: initialized (dev anon_inodefs, type anon_inodefs), uses genfs_contexts
SELinux: initialized (dev pipefs, type pipefs), uses task SIDs
SELinux: initialized (dev debugfs, type debugfs), uses genfs_contexts
SELinux: initialized (dev sockfs, type sockfs), uses task SIDs
SELinux: initialized (dev devtmpfs, type devtmpfs), uses transition SIDs
SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs
SELinux: initialized (dev proc, type proc), uses genfs_contexts
SELinux: initialized (dev bdev, type bdev), uses genfs_contexts
SELinux: initialized (dev rootfs, type rootfs), uses genfs_contexts
SELinux: initialized (dev sysfs, type sysfs), uses genfs_contexts
type=1403 audit(1368544286.130:3): policy loaded auid=4294967295 ses=4294967295
dracut:
dracut: Switching root
SELinux: initialized (dev usbfs, type usbfs), uses genfs_contexts
udev: starting version 147
Initialising Xen virtual ethernet driver.
alloc irq_desc for 273 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 272 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 271 on node 0
alloc kstat_irqs on node 0
alloc irq_desc for 270 on node 0
alloc kstat_irqs on node 0
EXT4-fs (xvda1): mounted filesystem with ordered data mode. Opts:
SELinux: initialized (dev xvda1, type ext4), uses xattr
Adding 4095992k swap on /dev/mapper/VolGroup-lv_swap. Priority:-1 extents:1 across:4095992k SS
SELinux: initialized (dev binfmt_misc, type binfmt_misc), uses genfs_contexts
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
ip6_tables: (C) 2000-2006 Netfilter Core Team
nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
ip_tables: (C) 2000-2006 Netfilter Core Team
eth0: no IPv6 routers present
SELinux: 2048 avtab hash slots, 277524 rules.
SELinux: 2048 avtab hash slots, 277524 rules.
SELinux: 9 users, 12 roles, 3897 types, 205 bools, 1 sens, 1024 cats
SELinux: 81 classes, 277524 rules
INFO: task blogbench:16335 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d14c700 0 16335 16316 0x00000080
ffff88007df1dba8 0000000000000286 0000000000000000 ffffffff81fcf4e8
0000000000000000 0000000000000001 ffff88007df1dbf8 ffffffffa0079920
ffff88007bddbaf8 ffff88007df1dfd8 000000000000fb88 ffff88007bddbaf8
Call Trace:
[] ? ext4_find_entry+0x2a0/0x490 [ext4]
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16339 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d16b700 0 16339 16316 0x00000080
ffff88007bdafba8 0000000000000286 0000000000000000 ffffffff81fcf4e8
ffffc90000205f70 0000000000085469 ffff88007bdafb48 ffffffff8100c1fb
ffff88007b381058 ffff88007bdaffd8 000000000000fb88 ffff88007b381058
Call Trace:
[] ? xen_hypervisor_callback+0x1b/0x20
[] ? avc_has_perm+0x71/0x90
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16386 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d14c700 0 16386 16316 0x00000080
ffff880003f73ba8 0000000000000286 0000000000000180 ffffffff81fcf4e8
ffffffff81007c8f ffffffff810046b6 0000000000d597bf 0000000000000002
ffff88007cdafab8 ffff880003f73fd8 000000000000fb88 ffff88007cdafab8
Call Trace:
[] ? xen_restore_fl_direct_end+0x0/0x1
[] ? xen_mc_flush+0x106/0x250
[] ? avc_has_perm+0x71/0x90
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16406 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d14c700 0 16406 16316 0x00000080
ffff88007c0c5ba8 0000000000000286 0000000000000000 ffffffff81fcf4e8
000000000000001a 0000000000000200 ffff88005c46a870 0000000000000020
ffff88007a2805f8 ffff88007c0c5fd8 000000000000fb88 ffff88007a2805f8
Call Trace:
[] ? avc_has_perm+0x71/0x90
[] ? ext4_mark_iloc_dirty+0x35f/0x5a0 [ext4]
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16415 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d16b700 0 16415 16316 0x00000080
ffff88007b991ba8 0000000000000286 0000000000000000 ffffffff81fcf4e8
ffffffff81007c8f ffffffff810046b6 00000000004df95c ffff88007e880000
ffff88007b5a4638 ffff88007b991fd8 000000000000fb88 ffff88007b5a4638
Call Trace:
[] ? xen_restore_fl_direct_end+0x0/0x1
[] ? xen_mc_flush+0x106/0x250
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16424 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d16b700 0 16424 16316 0x00000080
ffff88007d7f7ba8 0000000000000286 ffffc900002c8e20 ffffffff81fcf4e8
ffff88007d7f7b18 ffffffff8150e0a0 ffff88007d7f7b48 ffffffff8119da6e
ffff880003c525f8 ffff88007d7f7fd8 000000000000fb88 ffff880003c525f8
Call Trace:
[] ? _cond_resched+0x30/0x40
[] ? ifind_fast+0x5e/0xb0
[] ? avc_has_perm+0x71/0x90
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b
INFO: task blogbench:16426 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blogbench D ffff88000d16b700 0 16426 16316 0x00000080
ffff88007a2a9ba8 0000000000000286 0000000000000140 ffffffff81fcf4e8
ffffffff81007c8f ffffffff810046b6 0000000000c6ee9e ffff88007e880000
ffff88007b9a7098 ffff88007a2a9fd8 000000000000fb88 ffff88007b9a7098
Call Trace:
[] ? xen_restore_fl_direct_end+0x0/0x1
[] ? xen_mc_flush+0x106/0x250
[] ? avc_has_perm+0x71/0x90
[] __mutex_lock_slowpath+0x13e/0x180
[] ? inode_has_perm+0x54/0xa0
[] mutex_lock+0x2b/0x50
[] do_lookup+0x11b/0x230
[] __link_path_walk+0x734/0x1030
[] ? xen_restore_fl_direct_end+0x0/0x1
[] path_walk+0x6a/0xe0
[] do_path_lookup+0x5b/0xa0
[] ? get_empty_filp+0xa0/0x180
[] do_filp_open+0xfb/0xdd0
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? check_events+0x12/0x20
[] ? xen_force_evtchn_callback+0xd/0x10
[] ? alloc_fd+0x92/0x160
[] do_sys_open+0x69/0x140
[] sys_open+0x20/0x30
[] system_call_fastpath+0x16/0x1b