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xen-devel
[Xen-devel] Crash with paravirt-ops 2.6.31.6 kernel
I am seeing the following crash with a pvops domU kernel, only when used with a
32bit userland (the kernel is 64bit):
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Linux version 2.6.31.6 (root@xxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc
version 4.3.4 (Debian 4.3.4-5) ) #2 SMP Mon Nov 16 20:55:31 PST 2009
[ 0.000000] Command line: root=/dev/xvda1 ro
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Centaur CentaurHauls
[ 0.000000] ACPI in unprivileged domain disabled
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] Xen: 0000000000000000 - 00000000000a0000 (usable)
[ 0.000000] Xen: 00000000000a0000 - 0000000000100000 (reserved)
[ 0.000000] Xen: 0000000000100000 - 0000000018000000 (usable)
[ 0.000000] DMI not present or invalid.
[ 0.000000] last_pfn = 0x18000 max_arch_pfn = 0x400000000
[ 0.000000] init_memory_mapping: 0000000000000000-0000000018000000
[ 0.000000] RAMDISK: 015b7000 - 029d3000
[ 0.000000] (7 early reservations) ==> bootmem [0000000000 - 0018000000]
[ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000
- 0000001000]
[ 0.000000] #1 [0002a96000 - 0002aaf000] XEN PAGETABLES ==> [0002a96000
- 0002aaf000]
[ 0.000000] #2 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000
- 0000008000]
[ 0.000000] #3 [0001000000 - 0001596cbc] TEXT DATA BSS ==> [0001000000
- 0001596cbc]
[ 0.000000] #4 [00015b7000 - 00029d3000] RAMDISK ==> [00015b7000
- 00029d3000]
[ 0.000000] #5 [00029d3000 - 0002a96000] XEN START INFO ==> [00029d3000
- 0002a96000]
[ 0.000000] #6 [0000100000 - 00001a6000] PGTABLE ==> [0000100000
- 00001a6000]
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0x00000000 -> 0x00001000
[ 0.000000] DMA32 0x00001000 -> 0x00100000
[ 0.000000] Normal 0x00100000 -> 0x00100000
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] early_node_map[2] active PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x000000a0
[ 0.000000] 0: 0x00000100 -> 0x00018000
[ 0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs
[ 0.000000] No local APIC present
[ 0.000000] APIC: disable apic facility
[ 0.000000] Allocating PCI resources starting at 18000000 (gap:
18000000:e8000000)
[ 0.000000] NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:1 nr_node_ids:1
[ 0.000000] PERCPU: Allocated 20 4k pages, static data 79904 bytes
[ 0.000000] Xen: using vcpu_info placement
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total
pages: 96695
[ 0.000000] Kernel command line: root=/dev/xvda1 ro
[ 0.000000] PID hash table entries: 2048 (order: 11, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[ 0.000000] Initializing CPU#0
[ 0.000000] Checking aperture...
[ 0.000000] No AGP bridge found
[ 0.000000] Memory: 357960k/393216k available (2599k kernel code, 384k
absent, 34208k reserved, 1703k data, 412k init)
[ 0.000000] NR_IRQS:1280
[ 0.000000] Detected 2399.998 MHz processor.
[ 0.004000] Console: colour dummy device 80x25
[ 0.004000] console [tty0] enabled
[ 0.004000] console [hvc0] enabled
[ 0.004000] installing Xen timer for CPU 0
[ 0.004000] Calibrating delay loop (skipped), value calculated using timer
frequency.. 4799.99 BogoMIPS (lpj=9599992)
[ 0.004000] Security Framework initialized
[ 0.004000] SELinux: Disabled at boot.
[ 0.004000] Mount-cache hash table entries: 256
[ 0.004000] Initializing cgroup subsys ns
[ 0.004000] Initializing cgroup subsys devices
[ 0.004000] CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
[ 0.004000] CPU: L2 Cache: 1024K (64 bytes/line)
[ 0.004000] CPU: Physical Processor ID: 1
[ 0.004000] CPU: Processor Core ID: 0
[ 0.004000] Performance Counters: AMD PMU driver.
[ 0.004000] ------------[ cut here ]------------
[ 0.004000] WARNING: at arch/x86/kernel/apic/apic.c:247
native_apic_write_dummy+0x30/0x3d()
[ 0.004000] Modules linked in:
[ 0.004000] Pid: 0, comm: swapper Not tainted 2.6.31.6 #2
[ 0.004000] Call Trace:
[ 0.004000] [<ffffffff81020137>] ? native_apic_write_dummy+0x30/0x3d
[ 0.004000] [<ffffffff81020137>] ? native_apic_write_dummy+0x30/0x3d
[ 0.004000] [<ffffffff8103801e>] ? warn_slowpath_common+0x77/0xa3
[ 0.004000] [<ffffffff81020137>] ? native_apic_write_dummy+0x30/0x3d
[ 0.004000] [<ffffffff81450e86>] ? init_hw_perf_counters+0x2fe/0x39e
[ 0.004000] [<ffffffff81281551>] ? identify_cpu+0x2ea/0x2f3
[ 0.004000] [<ffffffff81450b31>] ? identify_boot_cpu+0x15/0x3e
[ 0.004000] [<ffffffff81450b63>] ? check_bugs+0x9/0x2e
[ 0.004000] [<ffffffff81449487>] ? start_kernel+0x35d/0x373
[ 0.004000] ---[ end trace 4eaa2a86a8e2da22 ]---
[ 0.004000] ... version: 0
[ 0.004000] ... bit width: 48
[ 0.004000] ... generic counters: 4
[ 0.004000] ... value mask: 0000ffffffffffff
[ 0.004000] ... max period: 00007fffffffffff
[ 0.004000] ... fixed-purpose counters: 0
[ 0.004000] ... counter mask: 000000000000000f
[ 0.004000] SMP alternatives: switching to UP code
[ 0.008736] Freeing SMP alternatives: 26k freed
[ 0.008973] Brought up 1 CPUs
[ 0.009378] Booting paravirtualized kernel on Xen
[ 0.009387] Xen version: 3.2-1
[ 0.009559] Grant table initialized
[ 0.009633] NET: Registered protocol family 16
[ 0.011252] PCI: Fatal: No config space access function found
[ 0.013543] bio: create slab <bio-0> at 0
[ 0.013667] ACPI: Interpreter disabled.
[ 0.013979] xen_balloon: Initialising balloon driver.
[ 0.020467] usbcore: registered new interface driver usbfs
[ 0.020573] usbcore: registered new interface driver hub
[ 0.020643] usbcore: registered new device driver usb
[ 0.020874] PCI: System does not support PCI
[ 0.020882] PCI: System does not support PCI
[ 0.022819] pnp: PnP ACPI: disabled
[ 0.023445] NET: Registered protocol family 2
[ 0.023556] IP route cache hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.023846] TCP established hash table entries: 16384 (order: 6, 262144
bytes)
[ 0.024000] TCP bind hash table entries: 16384 (order: 6, 262144 bytes)
[ 0.024000] TCP: Hash tables configured (established 16384 bind 16384)
[ 0.024000] TCP reno registered
[ 0.024096] NET: Registered protocol family 1
[ 0.024167] Trying to unpack rootfs image as initramfs...
[ 0.057841] Freeing initrd memory: 20592k freed
[ 0.074576] platform rtc_cmos: registered platform RTC device (no PNP device
found)
[ 0.075124] audit: initializing netlink socket (disabled)
[ 0.075151] type=2000 audit(1258484309.528:1): initialized
[ 0.075443] VFS: Disk quotas dquot_6.5.2
[ 0.075479] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.075541] msgmni has been set to 808
[ 0.075715] alg: No test for stdrng (krng)
[ 0.075789] Block layer SCSI generic (bsg) driver version 0.4 loaded (major
253)
[ 0.075801] io scheduler noop registered
[ 0.075808] io scheduler deadline registered (default)
[ 0.076605] Event-channel device installed.
[ 0.081749] Linux agpgart interface v0.103
[ 0.081764] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.084567] brd: module loaded
[ 0.135409] input: Macintosh mouse button emulation as /class/input/input0
[ 0.135454] Initialising Xen virtual ethernet driver.
[ 0.137324] PNP: No PS/2 controller found. Probing ports directly.
[ 0.138149] i8042.c: No controller found.
[ 0.138309] mice: PS/2 mouse device common for all mice
[ 0.138470] rtc_cmos: probe of rtc_cmos failed with error -16
[ 0.138600] cpuidle: using governor ladder
[ 0.138613] No iBFT detected.
[ 0.138945] TCP cubic registered
[ 0.138954] NET: Registered protocol family 17
[ 0.139121] registered taskstats version 1
[ 0.313469] blkfront: xvda2: barriers enabled
[ 0.323795] blkfront: xvda1: barriers enabled
[ 0.336056] XENBUS: Device with no driver: device/console/0
[ 0.336093] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[ 0.336184] Freeing unused kernel memory: 412k freed
[ 0.336474] BFS CPU scheduler v0.310 by Con Kolivas.
Loading, please wait...
Begin: Loading essential drivers ... done.
Begin: Running /scripts/init-premount ... FATAL: Error inserting fan
(/lib/modules/2.6.31.6/kernel/drivers/acpi/fan.ko): No such device
FATAL: Error inserting thermal
(/lib/modules/2.6.31.6/kernel/drivers/acpi/thermal.ko): No such device
done.
Begin: Mounting root file system ... Begin: Running /scripts/local-top ... [
0.929769] device-mapper: uevent: version 1.0.3
[ 0.931930] device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised:
dm-devel@xxxxxxxxxx
done.
Begin: Running /scripts/local-premount ... done.
[ 1.085990] kjournald starting. Commit interval 5 seconds
[ 1.086022] EXT3-fs: mounted filesystem with writeback data mode.
Begin: Running /scripts/local-bottom ... done.
done.
Begin: Running /scripts/init-bottom ... done.
[ 1.254927] init[1] general protection ip:f779042f sp:ff9b0340 error:0
[ 1.255189] Kernel panic - not syncing: Attempted to kill init!
[ 1.255202] Pid: 1, comm: init Tainted: G W 2.6.31.6 #2
[ 1.255210] Call Trace:
[ 1.255226] [<ffffffff8128526b>] ? panic+0x86/0x133
[ 1.255237] [<ffffffff810cc7bf>] ? mntput_no_expire+0x23/0xed
[ 1.255247] [<ffffffff81117a83>] ? cap_file_free_security+0x0/0x1
[ 1.255258] [<ffffffff8100d155>] ? xen_force_evtchn_callback+0x9/0xa
[ 1.255267] [<ffffffff8100d7c2>] ? check_events+0x12/0x20
[ 1.255275] [<ffffffff81117a83>] ? cap_file_free_security+0x0/0x1
[ 1.255285] [<ffffffff81287365>] ? _write_lock_irq+0x7/0x16
[ 1.255295] [<ffffffff81040e59>] ? exit_ptrace+0xa7/0x126
[ 1.255304] [<ffffffff8103af48>] ? do_exit+0x72/0x66b
[ 1.255312] [<ffffffff8103b5ad>] ? do_group_exit+0x6c/0x99
[ 1.255321] [<ffffffff8104513c>] ? get_signal_to_deliver+0x303/0x327
[ 1.255332] [<ffffffff8116a0e0>] ? dummycon_dummy+0x0/0x3
[ 1.255341] [<ffffffff812873b3>] ? _spin_unlock_irqrestore+0xc/0xd
[ 1.255351] [<ffffffff8100ee2a>] ? do_notify_resume+0x79/0x6d1
[ 1.255360] [<ffffffff812873b3>] ? _spin_unlock_irqrestore+0xc/0xd
[ 1.255369] [<ffffffff8100d7c2>] ? check_events+0x12/0x20
[ 1.255378] [<ffffffff8100d155>] ? xen_force_evtchn_callback+0x9/0xa
[ 1.255387] [<ffffffff8100d7c2>] ? check_events+0x12/0x20
[ 1.255396] [<ffffffff8116a0e0>] ? dummycon_dummy+0x0/0x3
[ 1.255404] [<ffffffff812873b3>] ? _spin_unlock_irqrestore+0xc/0xd
[ 1.255414] [<ffffffff8100d7af>] ? xen_restore_fl_direct_end+0x0/0x1
[ 1.255423] [<ffffffff812873b3>] ? _spin_unlock_irqrestore+0xc/0xd
[ 1.255432] [<ffffffff81044a57>] ? force_sig_info+0xd3/0xe1
[ 1.255441] [<ffffffff810103dc>] ? retint_signal+0x48/0x8c
I don't know why this is happening. It does not happen on XenSource 2.6.18
kernel, or the Debian 2.6.26 kernel.
William
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