[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: 2.6.37-rc1 mainline domU - BUG: unable to handle kernel paging request
On Wed, Nov 10, 2010 at 2:15 PM, Bruce Edge <bruce.edge@xxxxxxxxx> wrote: > > This is a mainline 2.6.37-rc1 pvops domU on top of a xen-unstable build 22241 > and xen/stable-2.6.32.x 2.6.32.24 pvops dom0. > > The domU console output hung up prior to spitting out a prompt post root > login. I logged into the domU via ssh and ran an 'ls' of an NFS mounted dir > and > this immediately came out on the domU console: > > [ 480.467525] BUG: unable to handle kernel paging request at ffff880077e9f030 > [ 480.467547] IP: [<ffffffff810355f3>] ptep_set_access_flags+0x27/0x4d > [ 480.467564] PGD 1a04067 PUD 3dd7067 PMD 3f97067 PTE 8010000077e9f065 > [ 480.467587] Oops: 0003 [#1] SMP > [ 480.467601] last sysfs file: /sys/kernel/uevent_seqnum > [ 480.467611] CPU 3 > [ 480.467616] Modules linked in: ext4 mbcache jbd2 crc16 xen_fbfront > fb_sys_fops sysimgblt sysfillrect syscopyarea xen_kbdfront xen_netfront > xen_blkfront > [ 480.467676] > [ 480.467684] Pid: 3957, comm: zsh Not tainted > 2.6.37-rc1-kernel.org-domu-6.0.bedge-debug #1 / > [ 480.467695] RIP: e030:[<ffffffff810355f3>] [<ffffffff810355f3>] > ptep_set_access_flags+0x27/0x4d > [ 480.467710] RSP: e02b:ffff880077ebfbd8 EFLAGS: 00010202 > [ 480.467719] RAX: 800000004d686167 RBX: ffff8800763ddb80 RCX: > 800000004d686167 > [ 480.467729] RDX: ffff880077e9f030 RSI: 00007f5cb26069d0 RDI: > ffff8800763ddb80 > [ 480.467739] RBP: ffff880077ebfc08 R08: 0000000000000001 R09: > ffffea0001a3b2d8 > [ 480.467748] R10: 0000000000000100 R11: 0000000000000000 R12: > 00007f5cb26069d0 > [ 480.467759] R13: 0000000000000001 R14: 0000000000000000 R15: > ffff8800763ddb80 > [ 480.467772] FS: 00007f5cb2606700(0000) GS:ffff88007ff94000(0000) > knlGS:0000000000000000 > [ 480.467783] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b > [ 480.467792] CR2: ffff880077e9f030 CR3: 0000000077dbc000 CR4: > 0000000000002660 > [ 480.467802] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 480.467812] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [ 480.467822] Process zsh (pid: 3957, threadinfo ffff880077ebe000, task > ffff880078b80000) > [ 480.467832] Stack: > [ 480.467838] 0000000000000100 ffffea0001a3b2d8 7000000000000000 > 0000000000000000 > [ 480.467862] ffff880077e9f030 ffffea0001a3b2d8 ffff880077ebfca8 > ffffffff810e2200 > [ 480.467886] ffff880077ebfc38 ffffffff81007c09 ffffea0001a3b2d8 > 0000000000000001 > [ 480.467910] Call Trace: > [ 480.467921] [<ffffffff810e2200>] do_wp_page+0x2d8/0x6be > [ 480.467934] [<ffffffff81007c09>] ? __spin_time_accum+0x21/0x37 > [ 480.467946] [<ffffffff81007e85>] ? __xen_spin_lock+0xb7/0xcd > [ 480.467958] [<ffffffff810e2e60>] handle_mm_fault+0x87a/0x8c1 > [ 480.467972] [<ffffffff814463fe>] do_page_fault+0x374/0x396 > [ 480.467984] [<ffffffff81006c3d>] ? xen_force_evtchn_callback+0xd/0xf > [ 480.467996] [<ffffffff81006c3d>] ? xen_force_evtchn_callback+0xd/0xf > [ 480.468009] [<ffffffff810072a2>] ? check_events+0x12/0x20 > [ 480.468020] [<ffffffff8100728f>] ? xen_restore_fl_direct_end+0x0/0x1 > [ 480.468034] [<ffffffff810a6fa4>] ? __call_rcu+0x123/0x12c > [ 480.468045] [<ffffffff81006c3d>] ? xen_force_evtchn_callback+0xd/0xf > [ 480.468059] [<ffffffff810072a2>] ? check_events+0x12/0x20 > [ 480.468072] [<ffffffff81443615>] page_fault+0x25/0x30 > [ 480.468085] [<ffffffff81206add>] ? __put_user_4+0x1d/0x30 > [ 480.468096] [<ffffffff810498a6>] ? schedule_tail+0x5c/0x60 > [ 480.468108] [<ffffffff8100a9c3>] ret_from_fork+0x13/0x80 > [ 480.468116] Code: 41 5d c9 c3 55 48 89 e5 41 55 45 31 ed 41 54 49 89 f4 53 > 48 89 fb 48 83 ec 18 48 39 0a 41 0f 95 c5 45 85 c0 74 1d 45 85 ed 74 18 <48> > 89 0a 48 8b 3f 0f 1f 80 00 00 00 00 4c 89 e6 48 89 df e8 b2 > [ 480.468323] RIP [<ffffffff810355f3>] ptep_set_access_flags+0x27/0x4d > [ 480.468323] RSP <ffff880077ebfbd8> > [ 480.468323] CR2: ffff880077e9f030 > [ 480.468323] ---[ end trace 6d1623321ecd50ac ]--- > > The domU config is attached as config.2.6.37_domU_debug > > > -Bruce Here's another attempt from the same config with the full domU boot logs: Started domain dpm (id=4) [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 2.6.37-rc1-kernel.org-domu-6.0.bedge-debug (root@opal) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #1 SMP Tue Nov 9 20:26:03 PST 2010 [ 0.000000] Command line: root=UUID=4d87e4cb-8317-41d4-aea2-ac2ebee699f7 ro swiotlb=force noirqbalance noirqbalance console=hvc0,115200n8 --flow_control=r ip=:127.0.255.255::::eth0:dhcp [ 0.000000] ACPI in unprivileged domain disabled [ 0.000000] released 0 pages of unused memory [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] Xen: 0000000000000000 - 00000000000a0000 (usable) [ 0.000000] Xen: 00000000000a0000 - 0000000000100000 (reserved) [ 0.000000] Xen: 0000000000100000 - 0000000080800000 (usable) [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] DMI not present or invalid. [ 0.000000] No AGP bridge found [ 0.000000] last_pfn = 0x80800 max_arch_pfn = 0x400000000 [ 0.000000] Scanning 0 areas for low memory corruption [ 0.000000] init_memory_mapping: 0000000000000000-0000000080800000 [ 0.000000] RAMDISK: 01d95000 - 02fa9000 [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at 0000000000000000-0000000080800000 [ 0.000000] Initmem setup node 0 0000000000000000-0000000080800000 [ 0.000000] NODE_DATA [000000007fffb000 - 000000007fffffff] [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0x00000010 -> 0x00001000 [ 0.000000] DMA32 0x00001000 -> 0x00100000 [ 0.000000] Normal empty [ 0.000000] Movable zone start PFN for each node [ 0.000000] early_node_map[2] active PFN ranges [ 0.000000] 0: 0x00000010 -> 0x000000a0 [ 0.000000] 0: 0x00000100 -> 0x00080800 [ 0.000000] SMP: Allowing 6 CPUs, 0 hotplug CPUs [ 0.000000] No local APIC present [ 0.000000] APIC: disable apic facility [ 0.000000] APIC: switched to apic NOOP [ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 0000000000100000 [ 0.000000] Allocating PCI resources starting at 80800000 (gap: 80800000:7f800000) [ 0.000000] Booting paravirtualized kernel on Xen [ 0.000000] Xen version: 4.1-unstable (preserve-AD) [ 0.000000] setup_percpu: NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:6 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 28 pages/cpu @ffff88007ff40000 s82752 r8192 d23744 u114688 [ 0.000000] pcpu-alloc: s82752 r8192 d23744 u114688 alloc=28*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 519022 [ 0.000000] Policy zone: DMA32 [ 0.000000] Kernel command line: root=UUID=4d87e4cb-8317-41d4-aea2-ac2ebee699f7 ro swiotlb=force noirqbalance noirqbalance console=hvc0,115200n8 --flow_control=r ip=:127.0.255.255::::eth0:dhcp [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Placing 64MB software IO TLB between ffff880079400000 - ffff88007d400000 [ 0.000000] software IO TLB at phys 0x79400000 - 0x7d400000 [ 0.000000] Memory: 1959896k/2105344k available (4398k kernel code, 448k absent, 145000k reserved, 6327k data, 756k init) [ 0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1 [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU-based detection of stalled CPUs is disabled. [ 0.000000] NR_IRQS:4352 nr_irqs:320 16 [ 0.000000] Console: colour dummy device 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] console [hvc0] enabled [ 0.000000] installing Xen timer for CPU 0 [ 0.000000] Detected 2660.064 MHz processor. [ 0.000999] Calibrating delay loop (skipped), value calculated using timer frequency.. 5320.12 BogoMIPS (lpj=2660064) [ 0.000999] pid_max: default: 32768 minimum: 301 [ 0.000999] Security Framework initialized [ 0.000999] SELinux: Initializing. [ 0.000999] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 0.001408] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.001635] Mount-cache hash table entries: 256 [ 0.002195] Initializing cgroup subsys ns [ 0.002208] ns_cgroup deprecated: consider using the 'clone_children' flag without the ns_cgroup. [ 0.002220] Initializing cgroup subsys cpuacct [ 0.002231] Initializing cgroup subsys freezer [ 0.002356] CPU: Unsupported number of siblings 16 [ 0.002362] Performance Events: unsupported p6 CPU model 26 no PMU driver, software events only. [ 0.002483] SMP alternatives: switching to UP code [ 0.004119] cpu 0 spinlock event irq 318 [ 0.004765] NMI watchdog failed to create perf event on cpu0: fffffffffffffffe [ 0.005050] installing Xen timer for CPU 1 [ 0.005157] cpu 1 spinlock event irq 312 [ 0.005194] SMP alternatives: switching to SMP code [ 0.000999] CPU: Unsupported number of siblings 16 [ 0.006158] NMI watchdog failed to create perf event on cpu1: fffffffffffffffe [ 0.006474] installing Xen timer for CPU 2 [ 0.006585] cpu 2 spinlock event irq 306 [ 0.000999] CPU: Unsupported number of siblings 16 [ 0.006816] NMI watchdog failed to create perf event on cpu2: fffffffffffffffe [ 0.006999] installing Xen timer for CPU 3 [ 0.007037] cpu 3 spinlock event irq 300 [ 0.000999] CPU: Unsupported number of siblings 16 [ 0.007300] NMI watchdog failed to create perf event on cpu3: fffffffffffffffe [ 0.007534] installing Xen timer for CPU 4 [ 0.007636] cpu 4 spinlock event irq 294 [ 0.000999] CPU: Unsupported number of siblings 16 [ 0.007874] NMI watchdog failed to create perf event on cpu4: fffffffffffffffe [ 0.008041] installing Xen timer for CPU 5 [ 0.008083] cpu 5 spinlock event irq 288 [ 0.000999] CPU: Unsupported number of siblings 16 [ 0.008344] NMI watchdog failed to create perf event on cpu5: fffffffffffffffe [ 0.008356] Brought up 6 CPUs [ 0.009181] kworker/u:0 used greatest stack depth: 5696 bytes left [ 0.012051] Grant table initialized [ 0.030978] Time: 165:165:165 Date: 165/165/65 [ 0.031229] NET: Registered protocol family 16 [ 0.036672] PCI: setting up Xen PCI frontend stub [ 0.037225] kworker/u:0 used greatest stack depth: 5528 bytes left [ 0.074302] bio: create slab <bio-0> at 0 [ 0.075385] ACPI: Interpreter disabled. [ 0.077056] xen_balloon: Initialising balloon driver. [ 0.079323] vgaarb: loaded [ 0.081270] usbcore: registered new interface driver usbfs [ 0.081283] usbcore: registered new interface driver hub [ 0.081283] usbcore: registered new device driver usb [ 0.083183] PCI: System does not support PCI [ 0.084007] PCI: System does not support PCI [ 0.085236] NetLabel: Initializing [ 0.085236] NetLabel: domain hash size = 128 [ 0.085236] NetLabel: protocols = UNLABELED CIPSOv4 [ 0.085313] NetLabel: unlabeled traffic allowed by default [ 0.086544] Switching to clocksource xen [ 0.106256] pnp: PnP ACPI: disabled [ 0.129799] NET: Registered protocol family 2 [ 0.130174] IP route cache hash table entries: 65536 (order: 7, 524288 bytes) [ 0.131882] TCP established hash table entries: 262144 (order: 10, 4194304 bytes) [ 0.132891] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 0.133179] TCP: Hash tables configured (established 262144 bind 65536) [ 0.133191] TCP reno registered [ 0.133301] UDP hash table entries: 1024 (order: 3, 32768 bytes) [ 0.133407] UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes) [ 0.133914] NET: Registered protocol family 1 [ 0.134582] RPC: Registered udp transport module. [ 0.134590] RPC: Registered tcp transport module. [ 0.134595] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.134892] Trying to unpack rootfs image as initramfs... [ 0.178824] Freeing initrd memory: 18512k freed [ 0.268798] DMA-API: preallocated 32768 debug entries [ 0.268810] DMA-API: debugging enabled by kernel config [ 0.271181] platform rtc_cmos: registered platform RTC device (no PNP device found) [ 0.285410] Machine check injector initialized [ 0.294732] microcode: CPU0 sig=0x106a4, pf=0x2, revision=0xa [ 0.294803] microcode: CPU1 sig=0x106a4, pf=0x2, revision=0xa [ 0.294893] microcode: CPU2 sig=0x106a4, pf=0x2, revision=0xa [ 0.294944] microcode: CPU3 sig=0x106a4, pf=0x2, revision=0xa [ 0.294998] microcode: CPU4 sig=0x106a4, pf=0x2, revision=0xa [ 0.295043] microcode: CPU5 sig=0x106a4, pf=0x2, revision=0xa [ 0.295590] microcode: Microcode Update Driver: v2.00 <tigran@xxxxxxxxxxxxxxxxxxxx>, Peter Oruba [ 0.295607] Scanning for low memory corruption every 60 seconds [ 0.298813] audit: initializing netlink socket (disabled) [ 0.298940] type=2000 audit(1289403082.795:1): initialized [ 0.333762] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 0.376985] VFS: Disk quotas dquot_6.5.2 [ 0.377853] Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.383121] NTFS driver 2.1.29 [Flags: R/W]. [ 0.385014] msgmni has been set to 3864 [ 0.389953] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 0.389970] io scheduler noop registered [ 0.389979] io scheduler deadline registered [ 0.390666] io scheduler cfq registered (default) [ 0.392486] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 0.406238] pcifront pci-0: Installing PCI frontend [ 0.406967] pcifront pci-0: Creating PCI Frontend Bus 0000:00 [ 0.417634] pcifront pci-0: claiming resource 0000:00:00.0/0 [ 0.417634] pcifront pci-0: claiming resource 0000:00:00.0/2 [ 0.417634] pcifront pci-0: claiming resource 0000:00:00.0/3 [ 0.417634] pcifront pci-0: claiming resource 0000:00:00.0/4 [ 0.417634] pcifront pci-0: claiming resource 0000:00:01.0/0 [ 0.417634] pcifront pci-0: claiming resource 0000:00:01.0/2 [ 0.417634] pcifront pci-0: claiming resource 0000:00:01.0/3 [ 0.417634] pcifront pci-0: claiming resource 0000:00:01.0/4 [ 0.417634] pcifront pci-0: claiming resource 0000:00:02.0/0 [ 0.417634] pcifront pci-0: claiming resource 0000:00:02.0/2 [ 0.417634] pcifront pci-0: claiming resource 0000:00:02.0/3 [ 0.417634] pcifront pci-0: claiming resource 0000:00:02.0/4 [ 0.417634] pcifront pci-0: claiming resource 0000:00:03.0/0 [ 0.417634] pcifront pci-0: claiming resource 0000:00:03.0/2 [ 0.417634] pcifront pci-0: claiming resource 0000:00:03.0/3 [ 0.417634] pcifront pci-0: claiming resource 0000:00:03.0/4 [ 0.731775] Non-volatile memory driver v1.3 [ 0.731790] Linux agpgart interface v0.103 [ 0.733731] [drm] Initialized drm 1.1.0 20060810 [ 0.733752] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.827202] brd: module loaded [ 0.840788] loop: module loaded [ 0.841965] Fixed MDIO Bus: probed [ 0.844025] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.844651] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 0.845194] uhci_hcd: USB Universal Host Controller Interface driver [ 0.846985] usbcore: registered new interface driver usblp [ 0.847763] usbcore: registered new interface driver libusual [ 0.849433] PNP: No PS/2 controller found. Probing ports directly. [ 0.850279] i8042.c: No controller found. [ 0.850883] mice: PS/2 mouse device common for all mice [ 0.853446] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0 [ 0.854066] rtc_cmos: probe of rtc_cmos failed with error -38 [ 0.855928] cpuidle: using governor ladder [ 0.855941] cpuidle: using governor menu [ 0.856029] Netfilter messages via NETLINK v0.30. [ 0.856136] nf_conntrack version 0.5.0 (16384 buckets, 65536 max) [ 0.857888] ctnetlink v0.93: registering with nfnetlink. [ 0.860285] ip_tables: (C) 2000-2006 Netfilter Core Team [ 0.860677] TCP cubic registered [ 0.860687] Initializing XFRM netlink socket [ 0.863286] NET: Registered protocol family 10 [ 0.867216] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 0.867612] IPv6 over IPv4 tunneling driver [ 0.871326] NET: Registered protocol family 17 [ 0.871566] Registering the dns_resolver key type [ 0.873668] registered taskstats version 1 [ 0.873912] kmemleak: Kernel memory leak detector initialized [ 0.873928] kmemleak: Automatic memory scanning thread started [ 0.875057] XENBUS: Device with no driver: device/vbd/51712 [ 0.875057] XENBUS: Device with no driver: device/vif/0 [ 0.875057] XENBUS: Device with no driver: device/console/0 [ 0.875057] Magic number: 1:252:3141 [ 13.388958] Freeing unused kernel memory: 756k freed [ 13.389190] Write protecting the kernel read-only data: 10240k [ 13.398774] Freeing unused kernel memory: 1724k freed [ 13.400663] Freeing unused kernel memory: 1992k freed [ 13.494573] all_generic_ide used greatest stack depth: 5472 bytes left [ 13.519388] udevd (1111): /proc/1111/oom_adj is deprecated, please use /proc/1111/oom_score_adj instead. Begin: Loading essential drivers... ... [ 13.559435] blkid used greatest stack depth: 5408 bytes left [ 13.568391] blkfront: xvda: barriers disabled [ 13.574762] blkid used greatest stack depth: 5264 bytes left [ 13.580813] xvda: xvda1 xvda2 < xvda5 > [ 13.645562] modprobe used greatest stack depth: 5088 bytes left [ 13.653160] Initialising Xen virtual ethernet driver. [ 13.659540] blkid used greatest stack depth: 4960 bytes left [ 13.735467] blkid used greatest stack depth: 4752 bytes left Done. Begin: Running /scripts/init-premount ... Done. Begin: Mounting root file system... ... Begin: Running /scripts/local-top ... Done. Begin: Running /scripts/local-premount ... Done. [ 13.903774] EXT4-fs (xvda1): INFO: recovery required on readonly filesystem [ 13.903799] EXT4-fs (xvda1): write access will be enabled during recovery [ 14.033719] EXT4-fs (xvda1): recovery complete [ 14.034966] EXT4-fs (xvda1): mounted filesystem with ordered data mode. Opts: (null) [ 14.035510] exe used greatest stack depth: 4112 bytes left Begin: Running /scripts/local-bottom ... Done. Done. Begin: Running /scripts/init-bottom ... Done. init: ureadahead main process (1214) terminated with status 5 fsck from util-linux-ng 2.17.2 e2fsck 1.41.11 (14-Mar-2010) /dev/xvda1: clean, 56314/288576 files, 287743/1153280 blocks * Enable login on console [ OK ] * Check for hostname changes... [ OK ] ...done. * Setting sensors limits No sensors found! Make sure you loaded all the kernel drivers you need. Try sensors-detect to find out which these are. No sensors found! Make sure you loaded all the kernel drivers you need. Try sensors-detect to find out which these are. [ OK ] * Initializing random number generator... [ OK ] * Setting up X server socket directory /tmp/.X11-unix... [ OK ] * Setting up ICE socket directory /tmp/.ICE-unix... [ OK ] * Not starting fancontrol; run pwmconfig first. * Starting internet superserver inetd [ OK ] Starting openntpd: ntpd. * Starting network management services: * Setting core file location... [ OK ] * Restoring resolver state... [ OK ] * Checking tomcat configuration ...done. * Starting Tomcat servlet engine tomcat6 Using CATALINA_BASE: /var/lib/tomcat6 Using CATALINA_HOME: /usr/share/tomcat6 Using CATALINA_TMPDIR: /tmp/tomcat6-tmp Using JRE_HOME: /usr/lib/jvm/java-6-openjdk Using CLASSPATH: /usr/share/tomcat6/bin/bootstrap.jar [ OK ] collectd has been disabled - see /etc/default/collectd. * Recording successful boot for GRUB ...done. * Running local boot scripts (/etc/rc.local) [ OK ] mountall: Plymouth command failed mountall: Disconnected from Plymouth 6.0.16-01 kaan-04-dpm login: root Password: [ 42.646538] ------------[ cut here ]------------ [ 42.646556] kernel BUG at arch/x86/xen/mmu.c:1831! [ 42.646566] invalid opcode: 0000 [#1] SMP [ 42.646582] last sysfs file: /sys/kernel/uevent_seqnum [ 42.646592] CPU 0 [ 42.646598] Modules linked in: ext4 mbcache jbd2 crc16 xen_fbfront fb_sys_fops sysimgblt sysfillrect syscopyarea xen_kbdfront xen_netfront xen_blkfront [ 42.646665] [ 42.646674] Pid: 3916, comm: lsb_release Not tainted 2.6.37-rc1-kernel.org-domu-6.0.bedge-debug #1 / [ 42.646688] RIP: e030:[<ffffffff81004bce>] [<ffffffff81004bce>] pin_pagetable_pfn+0x31/0x37 [ 42.646711] RSP: e02b:ffff88007595bce8 EFLAGS: 00010282 [ 42.646721] RAX: 00000000ffffffea RBX: 000000000007751e RCX: 0000000000000001 [ 42.646732] RDX: 00000000deadbeef RSI: 00000000deadbeef RDI: 00000000deadbeef [ 42.646744] RBP: ffff88007595bd08 R08: 00003ffffffff000 R09: ffff880000000000 [ 42.646756] R10: 00000000deadbeef R11: dead000000200200 R12: 0000000000000003 [ 42.646768] R13: ffff880075c90150 R14: ffff8800781d9398 R15: ffff880075161d40 [ 42.646784] FS: 00007fee63b01700(0000) GS:ffff88007ff40000(0000) knlGS:0000000000000000 [ 42.646797] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b [ 42.646807] CR2: 00007faac54182b8 CR3: 00000000771dd000 CR4: 0000000000002660 [ 42.646819] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.646832] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 42.646844] Process lsb_release (pid: 3916, threadinfo ffff88007595a000, task ffff880075161d40) [ 42.646857] Stack: [ 42.646864] ffff880000000000 00000000000484f0 ffff8800777c6d80 000000000007751e [ 42.646892] ffff88007595bd28 ffffffff810066a8 000000000007751e ffff8800777c6d80 [ 42.646919] ffff88007595bd38 ffffffff810066db ffff88007595bd78 ffffffff810e048f [ 42.646946] Call Trace: [ 42.646959] [<ffffffff810066a8>] xen_alloc_ptpage+0x68/0x6d [ 42.646973] [<ffffffff810066db>] xen_alloc_pte+0xe/0x10 [ 42.646989] [<ffffffff810e048f>] __pte_alloc+0x72/0xd7 [ 42.647003] [<ffffffff810e2717>] handle_mm_fault+0x131/0x8c1 [ 42.647017] [<ffffffff810e6e36>] ? mmap_region+0x391/0x4bf [ 42.647033] [<ffffffff8100eb84>] ? arch_get_unmapped_area_topdown+0x4a/0x28a [ 42.647052] [<ffffffff814463fe>] do_page_fault+0x374/0x396 [ 42.647059] [<ffffffff8102b78a>] ? pvclock_clocksource_read+0x4b/0xb4 [ 42.647059] [<ffffffff81007c09>] ? __spin_time_accum+0x21/0x37 [ 42.647059] [<ffffffff81007e85>] ? __xen_spin_lock+0xb7/0xcd [ 42.647059] [<ffffffff81443615>] page_fault+0x25/0x30 [ 42.647059] Code: ec 20 89 7d e0 48 89 f7 e8 c0 ff ff ff 48 8d 7d e0 48 89 45 e8 be 01 00 00 00 31 d2 41 ba f0 7f 00 00 e8 76 c7 ff ff 85 c0 74 04 <0f> 0b eb fe c9 c3 55 48 89 e5 41 54 49 89 fc 53 31 db 48 8b 3d [ 42.647059] RIP [<ffffffff81004bce>] pin_pagetable_pfn+0x31/0x37 [ 42.647059] RSP <ffff88007595bce8> [ 42.647059] ---[ end trace 3fbbffee414a5166 ]--- _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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