Hi All,
One of our developers managed to trigger a kernel oops on a 4.4.2 dom0.. Oops
text is attached. He was working on setting up network namespaces / bridging
inside a centos domU, had activated the bridge and lost networking (probably
config error) so he rebooted the VM. On reboot is when we saw the oops, along
with various xen procs hanging:
root 23388 0.0 1.6 132796 32264 ? SLsl Oct02 0:04 /usr/sbin/xl
create /mnt/xen/gx/xen/metrixc7
root 26119 0.0 0.0 0 0 ? Z Oct02 0:00 \_ [block]
<defunct>
root 26127 0.0 0.0 0 0 ? Z Oct02 0:00 \_ [block]
<defunct>
root 26137 0.0 0.0 0 0 ? Z Oct02 0:00 \_ [block]
<defunct>
root 26157 0.0 0.0 0 0 ? Z Oct02 0:00 \_ [block]
<defunct>
root 26169 0.0 0.0 0 0 ? Z Oct02 0:00 \_ [block]
<defunct>
root 26195 0.0 0.0 0 0 ? Z Oct02 0:00 \_
[vif-bridge] <defunct>
root 24625 0.0 0.0 0 0 ? Ds Oct02 0:06 [tapdisk]
At this point the dom0 is still up and running existing VMs fine, I can also
migrate live VMs off of it successfully although the post-migration clean up
fails and hangs:
libxl: error: libxl_device.c:935:device_backend_callback: unable to remove
device with path /local/domain/0/backend/vbd/17/51712
Host is running centos 7 with the 4.4.2-7 package and kernel
3.10.68-11.el6.centos.alt.x86_64. I've also attached xl dmesg.
First time I've seen anything like this and not sure if his networking/bridging
in the domU is related or just coincidental. Any thoughts / ideas? Going to try
to reproduce on a test dom0 later this week, so happy to grab any additional
debugging if required.
- Nathan
Oct 2 18:27:02 vana-031 kernel: BUG: unable to handle kernel paging request at
ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: IP: [<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: PGD 1c0d067 PUD 104e0c067 PMD 104ce0067 PTE 0
Oct 2 18:27:02 vana-031 kernel: Oops: 0002 [#1] SMP
Oct 2 18:27:02 vana-031 kernel: Modules linked in: ebt_ip6 tun ebt_ip
ebtable_filter ebtables arptable_filter arp_tables bridge xen_pciback
xen_gntalloc nfsd auth_rpcgss nfsv3 nfs_acl nfs fscache lockd sunrpc 8021q garp
stp llc bond
ing ipv6 xen_acpi_processor blktap xen_netback xen_blkback xen_gntdev
xen_evtchn xenfs xen_privcmd iTCO_wdt iTCO_vendor_support dcdbas coretemp
freq_table mperf crc32_pclmul crc32c_intel ghash_clmulni_intel microcode pcspkr
ses enclosure
sg ipmi_devintf ipmi_si ipmi_msghandler joydev i2c_i801 lpc_ich shpchp ixgbe
mdio igb hwmon ptp pps_core ioatdma dca ext4 jbd2 mbcache raid1 sd_mod
crc_t10dif aesni_intel ablk_helper cryptd lrw gf128mul glue_helper aes_x86_64
mpt2sas sc
si_transport_sas raid_class ahci libahci wmi ttm drm_kms_helper dm_mirror
dm_region_hash dm_log dm_mod
Oct 2 18:27:02 vana-031 kernel: CPU: 18 PID: 24625 Comm: tapdisk Not tainted
3.10.68-11.el6.centos.alt.x86_64 #1
Oct 2 18:27:02 vana-031 kernel: Hardware name: Dell Inc. PowerEdge C6220
II/09N44V, BIOS 2.6.0 10/09/2014
Oct 2 18:27:02 vana-031 kernel: task: ffff880004ed2780 ti: ffff880024266000
task.ti: ffff880024266000
Oct 2 18:27:02 vana-031 kernel: RIP: e030:[<ffffffff812a8036>]
[<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: RSP: e02b:ffff880024267c90 EFLAGS: 00010202
Oct 2 18:27:02 vana-031 kernel: RAX: ffff88006564b000 RBX: ffff88004104f830
RCX: 0000000000001000
Oct 2 18:27:02 vana-031 kernel: RDX: 0000000000001000 RSI: ffff88007c0ca000
RDI: ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: RBP: ffff880024267cd8 R08: 0000000000000000
R09: 0000000000000000
Oct 2 18:27:02 vana-031 kernel: R10: 0000000000000000 R11: ffff880024267eb8
R12: 0000000000000001
Oct 2 18:27:02 vana-031 kernel: R13: ffff880000000000 R14: 6db6db6db6db6db7
R15: 0000160000000000
Oct 2 18:27:02 vana-031 kernel: FS: 00007f62c755e740(0000)
GS:ffff880101440000(0000) knlGS:ffff8801014e0000
Oct 2 18:27:02 vana-031 kernel: CS: e033 DS: 0000 ES: 0000 CR0:
0000000080050033
Oct 2 18:27:02 vana-031 kernel: CR2: ffff88006564b000 CR3: 000000003533b000
CR4: 0000000000042660
Oct 2 18:27:02 vana-031 kernel: DR0: 0000000000000000 DR1: 0000000000000000
DR2: 0000000000000000
Oct 2 18:27:02 vana-031 kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0
DR7: 0000000000000400
Oct 2 18:27:02 vana-031 kernel: Stack:
Oct 2 18:27:02 vana-031 kernel: ffffffffa030f42a 0000000000000000
00000000664b4800 ffff880024267cc8
Oct 2 18:27:02 vana-031 kernel: ffff88004104f830 ffff8800664b4800
ffff8800664b4800 0000000000000000
Oct 2 18:27:02 vana-031 kernel: ffff8800664b4820 ffff880024267cf8
ffffffffa030e1f7 ffff88004104f830
Oct 2 18:27:02 vana-031 kernel: Call Trace:
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f42a>] ?
blktap_request_bounce+0xda/0x100 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030e1f7>]
blktap_ring_unmap_request+0x67/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f072>]
blktap_device_end_request+0x32/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030dca9>]
blktap_ring_ioctl+0x1f9/0x370 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810631a1>] ? SyS_time+0x21/0x60
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81017879>] ?
emulate_vsyscall+0x329/0x3d0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a67d>] ?
__bad_area_nosemaphore+0x21d/0x230
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a6a3>] ?
bad_area_nosemaphore+0x13/0x20
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fe166>] ?
__do_page_fault+0x3c6/0x500
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ac569>] do_vfs_ioctl+0x89/0x350
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ac8d1>] SyS_ioctl+0xa1/0xb0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810e0de6>] ?
__audit_syscall_exit+0x246/0x2f0
Oct 2 18:27:02 vana-031 kernel: Code: 0f 94 c0 48 83 c4 08 0f b6 c0 5b c9 c3
0f 1f 84 00 00 00 00 00 e8 6b f8 ff ff 80 7b 25 00 74 c8 eb d3 90 90 90 48 89
f8 48 89 d1 <f3> a4 c3 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 20 4c 8b 06 4c 8b
Oct 2 18:27:02 vana-031 kernel: RIP [<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: RSP <ffff880024267c90>
Oct 2 18:27:02 vana-031 kernel: CR2: ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: ---[ end trace 1b9afc6b3c348034 ]---
Oct 2 18:27:02 vana-031 kernel: BUG: unable to handle kernel paging request at
ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: IP: [<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: PGD 1c0d067 PUD 104e0c067 PMD 104ce0067 PTE 0
Oct 2 18:27:02 vana-031 kernel: Oops: 0002 [#2] SMP
Oct 2 18:27:02 vana-031 kernel: Modules linked in: ebt_ip6 tun ebt_ip
ebtable_filter ebtables arptable_filter arp_tables bridge xen_pciback
xen_gntalloc nfsd auth_rpcgss nfsv3 nfs_acl nfs fscache lockd sunrpc 8021q garp
stp llc bonding ipv6 xen_acpi_processor blktap xen_netback xen_blkback
xen_gntdev xen_evtchn xenfs xen_privcmd iTCO_wdt iTCO_vendor_support dcdbas
coretemp freq_table mperf crc32_pclmul crc32c_intel ghash_clmulni_intel
microcode pcspkr ses enclosure sg ipmi_devintf ipmi_si ipmi_msghandler joydev
i2c_i801 lpc_ich shpchp ixgbe mdio igb hwmon ptp pps_core ioatdma dca ext4 jbd2
mbcache raid1 sd_mod crc_t10dif aesni_intel ablk_helper cryptd lrw gf128mul
glue_helper aes_x86_64 mpt2sas scsi_transport_sas raid_class ahci libahci wmi
ttm drm_kms_helper dm_mirror dm_region_hash dm_log dm_mod
Oct 2 18:27:02 vana-031 kernel: CPU: 18 PID: 24625 Comm: tapdisk Tainted: G
D 3.10.68-11.el6.centos.alt.x86_64 #1
Oct 2 18:27:02 vana-031 kernel: Hardware name: Dell Inc. PowerEdge C6220
II/09N44V, BIOS 2.6.0 10/09/2014
Oct 2 18:27:02 vana-031 kernel: task: ffff880004ed2780 ti: ffff880024266000
task.ti: ffff880024266000
Oct 2 18:27:02 vana-031 kernel: RIP: e030:[<ffffffff812a8036>]
[<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: RSP: e02b:ffff880024267780 EFLAGS: 00010202
Oct 2 18:27:02 vana-031 kernel: RAX: ffff88006564b000 RBX: ffff88004104f830
RCX: 0000000000001000
Oct 2 18:27:02 vana-031 kernel: RDX: 0000000000001000 RSI: ffff88007c0ca000
RDI: ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: RBP: ffff8800242677c8 R08: ffff880004ed2f58
R09: 0000000000000000
Oct 2 18:27:02 vana-031 kernel: R10: ffff880105139e00 R11: ffffea0000087338
R12: 0000000000000001
Oct 2 18:27:02 vana-031 kernel: R13: ffff880000000000 R14: 6db6db6db6db6db7
R15: 0000160000000000
Oct 2 18:27:02 vana-031 kernel: FS: 0000000000000000(0000)
GS:ffff880101440000(0000) knlGS:ffff8801014e0000
Oct 2 18:27:02 vana-031 kernel: CS: e033 DS: 0000 ES: 0000 CR0:
0000000080050033
Oct 2 18:27:02 vana-031 kernel: CR2: ffff88006564b000 CR3: 0000000001c0c000
CR4: 0000000000042660
Oct 2 18:27:02 vana-031 kernel: DR0: 0000000000000000 DR1: 0000000000000000
DR2: 0000000000000000
Oct 2 18:27:02 vana-031 kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0
DR7: 0000000000000400
Oct 2 18:27:02 vana-031 kernel: Stack:
Oct 2 18:27:02 vana-031 kernel: ffffffffa030f42a 0000000000000030
00000000014562d0 0000000000000000
Oct 2 18:27:02 vana-031 kernel: ffff88004104f830 ffff8800664b4800
ffff8800664b4800 00000000fffffffb
Oct 2 18:27:02 vana-031 kernel: 0000000000000002 ffff8800242677e8
ffffffffa030e1f7 ffff88004104f830
Oct 2 18:27:02 vana-031 kernel: Call Trace:
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f42a>] ?
blktap_request_bounce+0xda/0x100 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030e1f7>]
blktap_ring_unmap_request+0x67/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f072>]
blktap_device_end_request+0x32/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030d7d6>]
blktap_ring_vm_close+0x86/0xe0 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8115e913>] remove_vma+0x33/0x70
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8115ea3c>] exit_mmap+0xec/0x170
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810594dc>] mmput+0x6c/0x130
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81061a5f>] exit_mm+0x13f/0x1a0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810e0b2b>] ? __audit_free+0x1cb/0x240
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8100ab69>] ?
xen_irq_enable_direct_reloc+0x4/0x4
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81061c28>] do_exit+0x168/0x480
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fb1d1>] oops_end+0xb1/0x100
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a38e>] no_context+0x11e/0x1f0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8100688f>] ?
pte_mfn_to_pfn+0x7f/0x110
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a58d>]
__bad_area_nosemaphore+0x12d/0x230
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81005269>] ?
__raw_callee_save_xen_pmd_val+0x11/0x1e
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a6a3>]
bad_area_nosemaphore+0x13/0x20
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fe166>]
__do_page_fault+0x3c6/0x500
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ad320>] ? __pollwait+0xf0/0xf0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ad320>] ? __pollwait+0xf0/0xf0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ad320>] ? __pollwait+0xf0/0xf0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fe2ae>] do_page_fault+0xe/0x10
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fa578>] page_fault+0x28/0x30
Oct 2 18:27:02 vana-031 kernel: [<ffffffff812a8036>] ? memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f42a>] ?
blktap_request_bounce+0xda/0x100 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030e1f7>]
blktap_ring_unmap_request+0x67/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030f072>]
blktap_device_end_request+0x32/0x90 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffffa030dca9>]
blktap_ring_ioctl+0x1f9/0x370 [blktap]
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810631a1>] ? SyS_time+0x21/0x60
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81017879>] ?
emulate_vsyscall+0x329/0x3d0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a67d>] ?
__bad_area_nosemaphore+0x21d/0x230
Oct 2 18:27:02 vana-031 kernel: [<ffffffff8104a6a3>] ?
bad_area_nosemaphore+0x13/0x20
Oct 2 18:27:02 vana-031 kernel: [<ffffffff815fe166>] ?
__do_page_fault+0x3c6/0x500
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ac569>] do_vfs_ioctl+0x89/0x350
Oct 2 18:27:02 vana-031 kernel: [<ffffffff811ac8d1>] SyS_ioctl+0xa1/0xb0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff810e0de6>] ?
__audit_syscall_exit+0x246/0x2f0
Oct 2 18:27:02 vana-031 kernel: [<ffffffff81602d99>]
system_call_fastpath+0x16/0x1b
Oct 2 18:27:02 vana-031 kernel: Code: 0f 94 c0 48 83 c4 08 0f b6 c0 5b c9 c3
0f 1f 84 00 00 00 00 00 e8 6b f8 ff ff 80 7b 25 00 74 c8 eb d3 90 90 90 48 89
f8 48 89 d1 <f3> a4 c3 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 20 4c 8b 06 4c 8b
Oct 2 18:27:02 vana-031 kernel: RIP [<ffffffff812a8036>] memcpy+0x6/0x110
Oct 2 18:27:02 vana-031 kernel: RSP <ffff880024267780>
Oct 2 18:27:02 vana-031 kernel: CR2: ffff88006564b000
Oct 2 18:27:02 vana-031 kernel: ---[ end trace 1b9afc6b3c348035 ]---
Oct 2 18:27:02 vana-031 kernel: Fixing recursive fault but reboot is needed!
(d28) Invoking SeaBIOS ...
(d28) SeaBIOS (version ?-20150729_130445-c1bg.rdu2.centos.org)
(d28)
(d28) Found Xen hypervisor signature at 40000000
(d28) Running on QEMU (i440fx)
(d28) xen: copy e820...
(d28) Relocating init from 0x000dd250 to 0xeffadca0 (size 74400)
(d28) CPU Mhz=2600
(d28) Found 7 PCI devices (max PCI bus is 00)
(d28) Allocated Xen hypercall page at effff000
(d28) Detected Xen v4.4.2-7.el6
(d28) xen: copy BIOS tables...
(d28) Copying SMBIOS entry point from 0x00010010 to 0x000f5e50
(d28) Copying MPTABLE from 0xfc001160/fc001170 to 0x000f5d50
(d28) Copying PIR from 0x00010030 to 0x000f5cd0
(d28) Copying ACPI RSDP from 0x000100b0 to 0x000f5ca0
(d28) Using pmtimer, ioport 0xb008
(d28) Scan for VGA option rom
(d28) WARNING! Found unaligned PCI rom (vd=1013:00b8)
(d28) Running option rom at c000:0003
(XEN) stdvga.c:147:d28 entering stdvga and caching modes
(d28) Turning on vga text mode console
(d28) SeaBIOS (version ?-20150729_130445-c1bg.rdu2.centos.org)
(d28) Machine UUID 1766f92b-4a88-4cdb-b120-fab171e1e89d
(d28) All threads complete.
(d28) Found 0 lpt ports
(d28) Found 0 serial ports
(d28) ATA controller 1 at 1f0/3f4/0 (irq 14 dev 9)
(d28) ATA controller 2 at 170/374/0 (irq 15 dev 9)
(d28) ata0-0: QEMU HARDDISK ATA-7 Hard-Disk (80 GiBytes)
(d28) Searching bootorder for: /pci@i0cf8/*@1,1/drive@0/disk@0
(d28) DVD/CD [ata0-1: QEMU DVD-ROM ATAPI-4 DVD/CD]
(d28) Searching bootorder for: /pci@i0cf8/*@1,1/drive@0/disk@1
(d28) PS2 keyboard initialized
(d28) All threads complete.
(d28) Scan for option roms
(d28) Running option rom at c900:0003
(d28) pmm call arg1=1
(d28) pmm call arg1=0
(d28) pmm call arg1=1
(d28) pmm call arg1=0
(d28) Searching bootorder for: /pci@i0cf8/*@4
(d28)
(d28) Press F12 for boot menu.
(d28)
(d28) Searching bootorder for: HALT
(d28) drive 0x000f5c50: PCHS=16383/16/63 translation=lba LCHS=1024/255/63
s=167772160
(d28)
(d28) Space available for UMB: ca000-ee000, f5670-f5bf0
(d28) Returned 258048 bytes of ZoneHigh
(d28) e820 map has 7 items:
(d28) 0: 0000000000000000 - 000000000009fc00 = 1 RAM
(d28) 1: 000000000009fc00 - 00000000000a0000 = 2 RESERVED
(d28) 2: 00000000000f0000 - 0000000000100000 = 2 RESERVED
(d28) 3: 0000000000100000 - 00000000effff000 = 1 RAM
(d28) 4: 00000000effff000 - 00000000f0000000 = 2 RESERVED
(d28) 5: 00000000fc000000 - 0000000100000000 = 2 RESERVED
(d28) 6: 0000000100000000 - 000000010f800000 = 1 RAM
(d28) enter handle_19:
(d28) NULL
(d28) Booting from DVD/CD...
(d28) Booting from 0000:7c00
(XEN) stdvga.c:151:d28 leaving stdvga
(XEN) irq.c:270: Dom28 PCI link 0 changed 5 -> 0
(XEN) irq.c:270: Dom28 PCI link 2 changed 11 -> 0
(XEN) irq.c:270: Dom28 PCI link 1 changed 10 -> 0
(XEN) irq.c:270: Dom28 PCI link 3 changed 5 -> 0
(XEN) grant_table.c:289:d0 Increased maptrack size to 9 frames
(XEN) grant_table.c:289:d0 Increased maptrack size to 10 frames
(XEN) grant_table.c:289:d0 Increased maptrack size to 11 frames
(XEN) grant_table.c:1249:d21 Expanding dom (21) grant table from (6) to (7)
frames.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000d04 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000d24 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000d44 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000d64 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000d84 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000da4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000dc4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000de4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000e04 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000e24 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000e44 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000e64 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000e84 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000ea4 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000ec4 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:2524:d33 Domain attempted WRMSR 0000000000000c24 from
0x0000000000030000 to 0x0000000000000003.
(XEN) grant_table.c:1249:d33 Expanding dom (33) grant table from (4) to (5)
frames.
(XEN) grant_table.c:1249:d33 Expanding dom (33) grant table from (5) to (6)
frames.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000d04 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000d24 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000d44 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000d64 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000d84 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000da4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000dc4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000de4 from
0x0000000000030000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000e04 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000e24 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000e44 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000e64 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000e84 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000ea4 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:3081: GPF (0000): ffff82d08018de4b -> ffff82d080223a72
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000ec4 from
0x0000000000000000 to 0x0000000000000003.
(XEN) traps.c:2524:d34 Domain attempted WRMSR 0000000000000c24 from
0x0000000000030000 to 0x0000000000000003.
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