Attachment 579868 Details for Bug 815785 – second kernel call trace and continue, then reboot after "lost interrupt" error

second kernel call trace and continue, then reboot after "lost interrupt" error

bz815785.calltrace.1.log (text/plain), 24.81 KB, created by Qixiang Wan on 2012-04-24 14:05:58 UTC

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Creator: Qixiang Wan

Created: 2012-04-24 14:05:58 UTC

Size: 24.81 KB

patch

obsolete

>[root@RHEL63x64HVM ~]# echo > /proc/sysrq-trigger 
>SysRq : HELP : loglevel(0-9) reBoot Crash terminate-all-tasks(E) memory-full-oom-kill(F) kill-all-tasks(I) thaw-filesystems(J) saK show-backtrace-all-active-cpus(L) show-memory-usage(M) nice-all-RT-tasks(N) powerOff show-registers(P) show-all-timers(Q) unRaw Sync show-task-states(T) Unmount show-blocked-tasks(W) dump-ftrace-buffer(Z) 
>[root@RHEL63x64HVM ~]# echo c > /proc/sysrq-trigger 
>SysRq : Trigger a crash
>BUG: unable to handle kernel NULL pointer dereference at (null)
>IP: [<ffffffff8132e236>] sysrq_handle_crash+0x16/0x20
>PGD 37254067 PUD 3edf0067 PMD 0 
>Oops: 0002 [#1] SMP 
>last sysfs file: /sys/kernel/mm/ksm/run
>CPU 0 
>Modules linked in: autofs4 sunrpc ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 vhost_net macvtap macvlan tun microcode xen_netfront i2c_piix4 i2c_core sg ext4 mbcache jbd2 sd_mod crc_t10dif xen_blkfront pata_acpi ata_generic ata_piix dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
>
>Pid: 1649, comm: bash Not tainted 2.6.32-263.el6.x86_64 #1 Red Hat HVM domU
>RIP: 0010:[<ffffffff8132e236>]  [<ffffffff8132e236>] sysrq_handle_crash+0x16/0x20
>RSP: 0018:ffff88003b3f1e18  EFLAGS: 00010096
>RAX: 0000000000000010 RBX: 0000000000000063 RCX: 0000000000000000
>RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000063
>RBP: ffff88003b3f1e18 R08: 0000000000000000 R09: ffffffff8163ab80
>R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
>R13: ffffffff81afb720 R14: 0000000000000286 R15: 0000000000000007
>FS:  00007f2fa7071700(0000) GS:ffff880002200000(0000) knlGS:0000000000000000
>CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>CR2: 0000000000000000 CR3: 000000003b360000 CR4: 00000000000006f0
>DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>Process bash (pid: 1649, threadinfo ffff88003b3f0000, task ffff88003795d500)
>Stack:
> ffff88003b3f1e68 ffffffff8132e4f2 ffff88003792bec0 ffff880000000000
><d> 0000000d80df4018 0000000000000002 ffff880038db13c0 00007f2fa707d000
><d> 0000000000000002 fffffffffffffffb ffff88003b3f1e98 ffffffff8132e5ae
>Call Trace:
> [<ffffffff8132e4f2>] __handle_sysrq+0x132/0x1a0
> [<ffffffff8132e5ae>] write_sysrq_trigger+0x4e/0x50
> [<ffffffff811e089e>] proc_reg_write+0x7e/0xc0
> [<ffffffff8117b6f8>] vfs_write+0xb8/0x1a0
> [<ffffffff8117c111>] sys_write+0x51/0x90
> [<ffffffff8100b0f2>] system_call_fastpath+0x16/0x1b
>Code: d0 88 81 63 44 fd 81 c9 c3 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 0f 1f 44 00 00 c7 05 9d 91 76 00 01 00 00 00 0f ae f8 <c6> 04 25 00 00 00 00 01 c9 c3 55 48 89 e5 0f 1f 44 00 00 8d 47 
>RIP  [<ffffffff8132e236>] sysrq_handle_crash+0x16/0x20
> RSP <ffff88003b3f1e18>
>CR2: 0000000000000000
>Initializing cgroup subsys cpuset
>Initializing cgroup subsys cpu
>Linux version 2.6.32-263.el6.x86_64 (mockbuild@x86-001.build.bos.redhat.com) (gcc version 4.4.6 20110731 (Red Hat 4.4.6-3) (GCC) ) #1 SMP Tue Apr 10 10:24:19 EDT 2012
>Command line: ro root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD rd_LVM_LV=VolGroup/lv_swap SYSFONT=latarcyrheb-sun16 rd_LVM_LV=VolGroup/lv_root KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM console=tty0 console=ttyS0,115200n8 xen_emul_unplug=unnecessary irqpoll nr_cpus=1 reset_devices cgroup_disable=memory mce=off  memmap=exactmap memmap=635K@4K memmap=130417K@49787K elfcorehdr=180204K memmap=4K$0K memmap=1K$639K memmap=128K$896K memmap=21K$1048555K
>KERNEL supported cpus:
>  Intel GenuineIntel
>  AMD AuthenticAMD
>  Centaur CentaurHauls
>BIOS-provided physical RAM map:
> BIOS-e820: 0000000000000100 - 000000000009fc00 (usable)
> BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
> BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
> BIOS-e820: 0000000000100000 - 000000003fffac00 (usable)
> BIOS-e820: 000000003fffac00 - 0000000040000000 (reserved)
>last_pfn = 0x3fffa max_arch_pfn = 0x400000000
>user-defined physical RAM map:
> user: 0000000000000000 - 0000000000001000 (reserved)
> user: 0000000000001000 - 000000000009fc00 (usable)
> user: 000000000009fc00 - 00000000000a0000 (reserved)
> user: 00000000000e0000 - 0000000000100000 (reserved)
> user: 000000000309ec00 - 000000000affb000 (usable)
> user: 000000003fffac00 - 0000000040000000 (reserved)
>DMI 2.4 present.
>SMBIOS version 2.4 @ 0xFCF90
>last_pfn = 0xaffb max_arch_pfn = 0x400000000
>x86 PAT enabled: cpu 0, old 0x7010600070106, new 0x7010600070106
>total RAM covered: 8184M
>Found optimal setting for mtrr clean up
> gran_size: 64K 	chunk_size: 16M 	num_reg: 5  	lose cover RAM: 0G
>init_memory_mapping: 0000000000000000-000000000affb000
>RAMDISK: 0abf5000 - 0afee116
>ACPI: RSDP 00000000000eb340 00024 (v02    Xen)
>ACPI: XSDT 00000000000eb2b0 00044 (v01    Xen      HVM 00000000 HVML 00000000)
>ACPI: FACP 00000000000eb0c0 000F4 (v04    Xen      HVM 00000000 HVML 00000000)
>ACPI: DSDT 00000000000ea050 00FEA (v02    Xen      HVM 00000000 INTL 20110413)
>ACPI: FACS 00000000000ea010 00040
>ACPI: APIC 00000000000eb1c0 00072 (v02    Xen      HVM 00000000 HVML 00000000)
>ACPI: HPET 00000000000eb240 00038 (v01    Xen      HVM 00000000 HVML 00000000)
>ACPI: SSDT 00000000000eb278 00038 (v02    Xen      HVM 00000000 HVML 00000000)
>No NUMA configuration found
>Faking a node at 0000000000000000-000000000affb000
>Bootmem setup node 0 0000000000000000-000000000affb000
>  NODE_DATA [0000000000009000 - 000000000003cfff]
>  bootmap [000000000003d000 -  000000000003e5ff] pages 2
>(7 early reservations) ==> bootmem [0000000000 - 000affb000]
>  #0 [0000000000 - 0000001000]   BIOS data page ==> [0000000000 - 0000001000]
>  #1 [0000006000 - 0000008000]       TRAMPOLINE ==> [0000006000 - 0000008000]
>  #2 [0004000000 - 0005012024]    TEXT DATA BSS ==> [0004000000 - 0005012024]
>  #3 [000abf5000 - 000afee116]          RAMDISK ==> [000abf5000 - 000afee116]
>  #4 [000009fc00 - 0000100000]    BIOS reserved ==> [000009fc00 - 0000100000]
>  #5 [0005013000 - 00050130b1]              BRK ==> [0005013000 - 00050130b1]
>  #6 [0000008000 - 0000009000]          PGTABLE ==> [0000008000 - 0000009000]
>found SMP MP-table at [ffff8800000fccd0] fccd0
>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 -> 0x0000009f
>    0: 0x0000309f -> 0x0000affb
>ACPI: PM-Timer IO Port: 0x1f48
>ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
>ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0])
>IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-47
>ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 low level)
>ACPI: INT_SRC_OVR (bus 0 bus_irq 7 global_irq 7 low level)
>ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 low level)
>ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 low level)
>Using ACPI (MADT) for SMP configuration information
>ACPI: HPET id: 0x8086a201 base: 0xfed00000
>SMP: Allowing 1 CPUs, 0 hotplug CPUs
>Xen version 3.1.
>PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
>PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
>PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
>PM: Registered nosave memory: 0000000000100000 - 000000000309f000
>Allocating PCI resources starting at 40000000 (gap: 40000000c0000000)
>Booting paravirtualized kernel on Xen
>NR_CPUS:4096 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1
>PERCPU: Embedded 31 pages/cpu @ffff880003200000 s94424 r8192 d24360 u2097152
>pcpu-alloc: s94424 r8192 d24360 u2097152 alloc=1*2097152
>pcpu-alloc: [0] 0 
>Built 1 zonelists in Node order, mobility grouping on.  Total pages: 32046
>Policy zone: DMA32
>Kernel command line: ro root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD rd_LVM_LV=VolGroup/lv_swap SYSFONT=latarcyrheb-sun16 rd_LVM_LV=VolGroup/lv_root KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM console=tty0 console=ttyS0,115200n8 xen_emul_unplug=unnecessary irqpoll nr_cpus=1 reset_devices cgroup_disable=memory mce=off  memmap=exactmap memmap=635K@4K memmap=130417K@49787K elfcorehdr=180204K memmap=4K$0K memmap=1K$639K memmap=128K$896K memmap=21K$1048555K
>Misrouted IRQ fixup and polling support enabled
>This may significantly impact system performance
>Disabling memory control group subsystem
>PID hash table entries: 512 (order: 0, 4096 bytes)
>Checking aperture...
>No AGP bridge found
>Memory: 105812k/180204k available (5149k kernel code, 49156k absent, 25236k reserved, 7168k data, 1260k init)
>Hierarchical RCU implementation.
>NR_IRQS:33024 nr_irqs:256
>Console: colour VGA+ 80x25
>console [tty0] enabled
>console [ttyS0] enabled
>Fast TSC calibration using PIT
>Detected 2659.971 MHz processor.
>Calibrating delay loop (skipped), value calculated using timer frequency.. 5319.94 BogoMIPS (lpj=2659971)
>pid_max: default: 32768 minimum: 301
>Security Framework initialized
>SELinux:  Initializing.
>Dentry cache hash table entries: 16384 (order: 5, 131072 bytes)
>Inode-cache hash table entries: 8192 (order: 4, 65536 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
>alternatives: switching to unfair spinlock
>SMP alternatives: switching to UP code
>Freeing SMP alternatives: 34k freed
>ACPI: Core revision 20090903
>ftrace: converting mcount calls to 0f 1f 44 00 00
>ftrace: allocating 21005 entries in 83 pages
>Setting APIC routing to flat
>------------[ cut here ]------------
>WARNING: at arch/x86/kernel/apic/apic.c:1304 setup_local_APIC+0x189/0x290() (Not tainted)
>Hardware name: HVM domU
>Modules linked in:
>Pid: 1, comm: swapper Not tainted 2.6.32-263.el6.x86_64 #1
>Call Trace:
> [<ffffffff8106b6b7>] ? warn_slowpath_common+0x87/0xc0
> [<ffffffff8106b70a>] ? warn_slowpath_null+0x1a/0x20
> [<ffffffff814f6d49>] ? setup_local_APIC+0x189/0x290
> [<ffffffff81c30402>] ? native_smp_prepare_cpus+0x2bd/0x389
> [<ffffffff81c21740>] ? kernel_init+0x112/0x2fe
> [<ffffffff8100c14a>] ? child_rip+0xa/0x20
> [<ffffffff81c2162e>] ? kernel_init+0x0/0x2fe
> [<ffffffff8100c140>] ? child_rip+0x0/0x20
>---[ end trace a7919e7f17c0a725 ]---
>Spurious LAPIC timer interrupt on cpu 0
>..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
>..MP-BIOS bug: 8254 timer not connected to IO-APIC
>...trying to set up timer (IRQ0) through the 8259A ...
>..... (found apic 0 pin 2) ...
>....... failed.
>...trying to set up timer as Virtual Wire IRQ...
>..... failed.
>...trying to set up timer as ExtINT IRQ...
>..... works.
>CPU0: Intel(R) Xeon(R) CPU           W3520  @ 2.67GHz stepping 05
>Performance Events: unsupported p6 CPU model 26 no PMU driver, software events only.
>NMI watchdog disabled (cpu0): hardware events not enabled
>Brought up 1 CPUs
>Total of 1 processors activated (5319.94 BogoMIPS).
>devtmpfs: initialized
>regulator: core version 0.5
>NET: Registered protocol family 16
>ACPI: bus type pci registered
>PCI: Using configuration type 1 for base access
>bio: create slab <bio-0> at 0
>ACPI: Interpreter enabled
>ACPI: (supports S0 S5)
>ACPI: Using IOAPIC for interrupt routing
>ACPI: No dock devices found.
>HEST: Table not found.
>PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
>pci_root PNP0A03:00: host bridge window [io  0x0000-0x0cf7]
>pci_root PNP0A03:00: host bridge window [io  0x0d00-0xffff]
>pci_root PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff]
>pci_root PNP0A03:00: host bridge window [mem 0xf0000000-0xf4ffffff]
>pci 0000:00:01.2: quirk: [io  0x1f40-0x1f7f] claimed by PIIX4 ACPI
>ACPI: PCI Interrupt Link [LNKA] (IRQs *5 7 10 11), disabled.
>ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *7 10 11), disabled.
>ACPI: PCI Interrupt Link [LNKC] (IRQs 5 7 *10 11), disabled.
>ACPI: PCI Interrupt Link [LNKD] (IRQs 5 7 10 *11), disabled.
>vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
>vgaarb: loaded
>vgaarb: bridge control possible 0000:00:02.0
>SCSI subsystem initialized
>usbcore: registered new interface driver usbfs
>usbcore: registered new interface driver hub
>usbcore: registered new device driver usb
>PCI: Using ACPI for IRQ routing
>NetLabel: Initializing
>NetLabel:  domain hash size = 128
>NetLabel:  protocols = UNLABELED CIPSOv4
>NetLabel:  unlabeled traffic allowed by default
>HPET: 3 timers in total, 0 timers will be used for per-cpu timer
>hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
>hpet0: 3 comparators, 64-bit 83.127005 MHz counter
>Switching to clocksource hpet
>pnp: PnP ACPI init
>ACPI: bus type pnp registered
>pnp: PnP ACPI: found 12 devices
>ACPI: ACPI bus type pnp unregistered
>system 00:00: [mem 0x00000000-0x0009ffff] could not be reserved
>system 00:02: [io  0x10c0-0x10c2] has been reserved
>system 00:02: [io  0xb044-0xb047] has been reserved
>system 00:04: [io  0x08a0-0x08a3] has been reserved
>system 00:04: [io  0x0cc0-0x0ccf] has been reserved
>system 00:04: [io  0x04d0-0x04d1] has been reserved
>NET: Registered protocol family 2
>IP route cache hash table entries: 1024 (order: 1, 8192 bytes)
>TCP established hash table entries: 4096 (order: 4, 65536 bytes)
>TCP bind hash table entries: 4096 (order: 4, 65536 bytes)
>TCP: Hash tables configured (established 4096 bind 4096)
>TCP reno registered
>NET: Registered protocol family 1
>pci 0000:00:00.0: Limiting direct PCI/PCI transfers
>pci 0000:00:01.0: Activating ISA DMA hang workarounds
>Trying to unpack rootfs image as initramfs...
>Freeing initrd memory: 4068k freed
>audit: initializing netlink socket (disabled)
>type=2000 audit(1335274773.297:1): 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 214
>alg: No test for stdrng (krng)
>ksign: Installing public key data
>Loading keyring
>- Added public key 2309B2B7AAA9E4C8
>- User ID: Red Hat, Inc. (Kernel Module GPG key)
>- Added public key D4A26C9CCD09BEDA
>- User ID: Red Hat Enterprise Linux Driver Update Program <secalert@redhat.com>
>Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
>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
>acpiphp: Slot [1] registered
>acpiphp: Slot [2] registered
>ERST: Table is not found!
>GHES: HEST is not enabled!
>xen-platform-pci 0000:00:03.0: PCI INT A -> GSI 28 (level, low) -> IRQ 28
>Grant table initialized
>Failed to set shutdown watcher
>Non-volatile memory driver v1.3
>Linux agpgart interface v0.103
>crash memory driver: version 1.1
>Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
>ï¿½serial8250: ttyS0 at I/O 0x3f8 (irq = 0) is a 16450
>00:0b: ttyS0 at I/O 0x3f8 (irq = 4) is a 16450
>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: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
>serio: i8042 KBD port at 0x60,0x64 irq 1
>mice: PS/2 mouse device common for all mice
>rtc_cmos 00:06: rtc core: registered rtc_cmos as rtc0
>rtc0: alarms up to one day, 114 bytes nvram, hpet irqs
>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
>rtc_cmos 00:06: setting system clock to 2012-04-24 13:39:37 UTC (1335274777)
>Initalizing network drop monitor service
>Freeing unused kernel memory: 1260k freed
>Write protecting the kernel read-only data: 10240k
>Freeing unused kernel memory: 976k freed
>Freeing unused kernel memory: 1732k freed
>device-mapper: uevent: version 1.0.3
>device-mapper: ioctl: 4.22.6-ioctl (2011-10-19) initialised: dm-devel@redhat.com
>ip_tables: (C) 2000-2006 Netfilter Core Team
>nf_conntrack version 0.5.0 (889 buckets, 3556 max)
>ip6_tables: (C) 2000-2006 Netfilter Core Team
>NET: Registered protocol family 10
>lo: Disabled Privacy Extensions
>tun: Universal TUN/TAP device driver, 1.6
>tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
>microcode: CPU0 sig=0x106a5, pf=0x2, revision=0xf
>platform microcode: firmware: requesting intel-ucode/06-1a-05
>Refined TSC clocksource calibration: 2660.062 MHz.
>Switching to clocksource tsc
>Microcode Update Driver: v2.00 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
>scsi0 : ata_piix
>scsi1 : ata_piix
>ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc000 irq 14
>ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc008 irq 15
>ata1.00: ATA-7: QEMU HARDDISK, 0.8.2, max UDMA/100
>ata1.00: 16386048 sectors, multi 16: LBA48 
>ata1.00: configured for MWDMA2
>scsi 0:0:0:0: Direct-Access     ATA      QEMU HARDDISK    0.8. PQ: 0 ANSI: 5
>scsi 0:0:0:0: Attached scsi generic sg0 type 0
>8139too Fast Ethernet driver 0.9.28
>8139too 0000:00:04.0: This (id 10ec:8139 rev 20) is an enhanced 8139C+ chip, use 8139cp
>8139cp: 10/100 PCI Ethernet driver v1.3 (Mar 22, 2004)
>8139cp 0000:00:04.0: PCI INT A -> GSI 32 (level, low) -> IRQ 32
>eth0: RTL-8139C+ at 0xffffc90000078000, 00:16:63:35:20:22, IRQ 32
>piix4_smbus 0000:00:01.2: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr
>sd 0:0:0:0: [sda] 16386048 512-byte logical blocks: (8.38 GB/7.81 GiB)
>sd 0:0:0:0: [sda] Write Protect is off
>sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
> sda:
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>INFO: task insmod:190 blocked for more than 120 seconds.
>"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>insmod        D 0000000000000000     0   190      1 0x00000000
> ffff8800088d3ec8 0000000000000082 00000000000000d0 ffff880008962dc0
> 00000000000000d0 0000000000000246 ffff8800088d3e58 ffffffff814fe4de
> ffff88000a96a638 ffff8800088d3fd8 000000000000fb88 ffff88000a96a638
>Call Trace:
> [<ffffffff814fe4de>] ? mutex_lock+0x1e/0x50
> [<ffffffff8109232e>] ? prepare_to_wait+0x4e/0x80
> [<ffffffff8109a46d>] async_synchronize_cookie_domain+0x7d/0x130
> [<ffffffff81092040>] ? autoremove_wake_function+0x0/0x40
> [<ffffffff8109a535>] async_synchronize_cookie+0x15/0x20
> [<ffffffff8109a55c>] async_synchronize_full+0x1c/0x40
> [<ffffffff810b0cf7>] sys_init_module+0x127/0x250
> [<ffffffff8100b0f2>] system_call_fastpath+0x16/0x1b
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>Dev sda: unable to read RDB block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
> unable to read partition table
>sd 0:0:0:0: [sda] Attached SCSI disk
> sda:
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>Dev sda: unable to read RDB block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>Buffer I/O error on device sda, logical block 0
> unable to read partition table
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 fa 07 80 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 fa 07 f0 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 08 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>ata1: lost interrupt (Status 0x50)
>sd 0:0:0:0: [sda] Unhandled error code
>sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT
>sd 0:0:0:0: [sda] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
>md: stopping all md devices.
>Restarting system.
>machine restart
>

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Attachments on bug 815785: 579867 | 579868