Public bug reported:
We are using KVM VM's on a system running oneiric 3.0.0-14-server & hit
upon the below GPF in KVM. The exact environment with natty
(2.6.38-8-server never had this issue). This appears to be a new issue
in 3.0 kernels that is in oneiric.
Dec 14 19:12:04 ccslave kernel: [104436.245311] general protection fault: 0000
[#1] SMP
Dec 14 19:12:04 ccslave kernel: [104436.256021] CPU 14
Dec 14 19:12:04 ccslave kernel: [104436.256140] Modules linked in: pci_stub
dm_iostat scst_vdisk iscsi_scst scst libcrc32c ip6table_filter ip6_tables
ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4
nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle
xt_tcpudp iptable_filter ip_tables x_tables vesafb kvm_intel kvm drbd lru_cache
nfsd nfs lockd fscache auth_rpcgss nfs_acl sunrpc ib_iser rdma_cm ib_cm iw_cm
ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi
scsi_transport_iscsi joydev usbhid hid dcdbas psmouse serio_raw ghes
i7core_edac edac_core bridge stp dm_multipath hed acpi_power_meter lp parport
ses enclosure ixgbevf ixgbe dca mdio megaraid_sas bnx2
Dec 14 19:12:04 ccslave kernel: [104436.330096]
Dec 14 19:12:04 ccslave kernel: [104436.330100] Pid: 7220, comm: kvm Tainted: G
W 3.0.0-14-server #23-Ubuntu Dell Inc. PowerEdge R510/0DPRKF
Dec 14 19:12:04 ccslave kernel: [104436.330105] RIP: 0010:[<ffffffffa0374890>]
[<ffffffffa0374890>] kvm_unmap_rmapp+0x20/0x60 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330130] RSP: 0018:ffff880619717b30
EFLAGS: 00010202
Dec 14 19:12:04 ccslave kernel: [104436.330133] RAX: 000088029df3d7f8 RBX:
ffffc9001518cff8 RCX: ffffffffa0374870
Dec 14 19:12:04 ccslave kernel: [104436.330136] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 000088029df3d7f8
Dec 14 19:12:04 ccslave kernel: [104436.330138] RBP: ffff880619717b50 R08:
0000000000000023 R09: 00007f5b421ba000
Dec 14 19:12:04 ccslave kernel: [104436.330140] R10: ffff8804645f3080 R11:
ffff8806196457f8 R12: ffff880619aac000
Dec 14 19:12:04 ccslave kernel: [104436.330143] R13: 0000000000000000 R14:
ffff88061b222000 R15: 00000000000774ff
Dec 14 19:12:04 ccslave kernel: [104436.330146] FS: 00007f5bd0e347a0(0000)
GS:ffff88062fce0000(0000) knlGS:0000000000000000
Dec 14 19:12:04 ccslave kernel: [104436.330148] CS: 0010 DS: 0000 ES: 0000
CR0: 000000008005003b
Dec 14 19:12:04 ccslave kernel: [104436.330151] CR2: 00007f5bcdde6550 CR3:
0000000619645000 CR4: 00000000000026e0
Dec 14 19:12:04 ccslave kernel: [104436.330154] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Dec 14 19:12:04 ccslave kernel: [104436.330156] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Dec 14 19:12:04 ccslave kernel: [104436.330159] Process kvm (pid: 7220,
threadinfo ffff880619716000, task ffff88061b3d4560)
Dec 14 19:12:04 ccslave kernel: [104436.330161] Stack:
Dec 14 19:12:04 ccslave kernel: [104436.330162] ffffffffffffff10
ffff88061b222060 0000000000000001 00007f5bb96bb000
Dec 14 19:12:04 ccslave kernel: [104436.330166] ffff880619717bc0
ffffffffa0370dd9 ffffffffffffff10 ffffffffa0374870
Dec 14 19:12:04 ccslave kernel: [104436.330169] 0000000000000000
ffff880619aac000 ffff880600000001 0000000100000000
Dec 14 19:12:04 ccslave kernel: [104436.330173] Call Trace:
Dec 14 19:12:04 ccslave kernel: [104436.330188] [<ffffffffa0370dd9>]
kvm_handle_hva+0x99/0x180 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330202] [<ffffffffa0374870>] ?
mmu_shrink+0x180/0x180 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330216] [<ffffffffa0377aa7>]
kvm_unmap_hva+0x17/0x20 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330227] [<ffffffffa03593a2>]
kvm_mmu_notifier_invalidate_range_start+0x62/0xb0 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330233] [<ffffffff8114d96b>]
__mmu_notifier_invalidate_range_start+0x4b/0x60
Dec 14 19:12:04 ccslave kernel: [104436.330238] [<ffffffff81130b12>]
copy_page_range+0x3f2/0x4e0
Dec 14 19:12:04 ccslave kernel: [104436.330242] [<ffffffff8113a361>] ?
anon_vma_clone+0xf1/0x1a0
Dec 14 19:12:04 ccslave kernel: [104436.330248] [<ffffffff812edf8d>] ?
rb_insert_color+0xad/0x150
Dec 14 19:12:04 ccslave kernel: [104436.330253] [<ffffffff8105bce7>]
dup_mmap+0x277/0x3d0
Dec 14 19:12:04 ccslave kernel: [104436.330256] [<ffffffff8105c83b>]
dup_mm+0xfb/0x2c0
Dec 14 19:12:04 ccslave kernel: [104436.330263] [<ffffffff815e9653>]
copy_mm+0x8b/0xdc
Dec 14 19:12:04 ccslave kernel: [104436.330266] [<ffffffff8105d0eb>]
copy_process.part.23+0x6bb/0xe00
Dec 14 19:12:04 ccslave kernel: [104436.330269] [<ffffffff8112f9e8>] ?
handle_mm_fault+0x1f8/0x350
Dec 14 19:12:04 ccslave kernel: [104436.330274] [<ffffffff81603810>] ?
do_page_fault+0x210/0x530
Dec 14 19:12:04 ccslave kernel: [104436.330277] [<ffffffff8105d8a7>]
copy_process+0x77/0x80
Dec 14 19:12:04 ccslave kernel: [104436.330281] [<ffffffff8105d9be>]
do_fork+0xbe/0x330
Dec 14 19:12:04 ccslave kernel: [104436.330286] [<ffffffff81071da7>] ?
__set_task_blocked+0x37/0x80
Dec 14 19:12:04 ccslave kernel: [104436.330289] [<ffffffff81070edd>] ?
__sigqueue_free+0x3d/0x50
Dec 14 19:12:04 ccslave kernel: [104436.330297] [<ffffffff81012e38>]
sys_clone+0x28/0x30
Dec 14 19:12:04 ccslave kernel: [104436.330302] [<ffffffff81608363>]
stub_clone+0x13/0x20
Dec 14 19:12:04 ccslave kernel: [104436.330306] [<ffffffff81608042>] ?
system_call_fastpath+0x16/0x1b
Dec 14 19:12:04 ccslave kernel: [104436.330308] Code: e7 e0 cb e0 66 90 e9 a2
fe ff ff 55 48 89 e5 41 55 41 54 53 48 83 ec 08 66 66 66 66 90 45 31 ed 49 89
fc 48 89 f3 eb 20 0f 1f 00 <f6> 00 01 74 35 48 8b 15 74 7a 02 00 48 89 c6 4c 89
e7 41 bd 01
Dec 14 19:12:04 ccslave kernel: [104436.330329] RIP [<ffffffffa0374890>]
kvm_unmap_rmapp+0x20/0x60 [kvm]
Dec 14 19:12:04 ccslave kernel: [104436.330343] RSP <ffff880619717b30>
Dec 14 19:12:04 ccslave kernel: [104436.354610] ---[ end trace 74ffabd4022fb2d7
]---
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-14-server 3.0.0-14.23
ProcVersionSignature: Ubuntu 3.0.0-14.23-server 3.0.9
Uname: Linux 3.0.0-14-server x86_64
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 2011-12-19 06:30 seq
crw-rw---- 1 root audio 116, 33 2011-12-19 06:30 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
Date: Mon Dec 19 06:43:03 2011
HibernationDevice: RESUME=UUID=a2f4cf63-69ef-4c37-8fdf-6d6919274aae
InstallationMedia: Ubuntu-Server 11.04 "Natty Narwhal" - Release amd64
(20110426)
MachineType: Dell Inc. PowerEdge R510
PciMultimedia:
ProcEnviron:
LANGUAGE=en_US:en
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-14-server
root=UUID=a343c1c4-8b09-4f66-9ba4-838f6b60e7e7 ro quiet intel_iommu=on
ixgbe.max_vfs=10
RelatedPackageVersions:
linux-restricted-modules-3.0.0-14-server N/A
linux-backports-modules-3.0.0-14-server N/A
linux-firmware 1.60
RfKill: Error: [Errno 2] No such file or directory
SourcePackage: linux
UpgradeStatus: Upgraded to oneiric on 2011-12-12 (6 days ago)
dmi.bios.date: 10/25/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.5.3
dmi.board.name: 0DPRKF
dmi.board.vendor: Dell Inc.
dmi.board.version: A03
dmi.chassis.type: 23
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.5.3:bd10/25/2010:svnDellInc.:pnPowerEdgeR510:pvr:rvnDellInc.:rn0DPRKF:rvrA03:cvnDellInc.:ct23:cvr:
dmi.product.name: PowerEdge R510
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug oneiric
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https://bugs.launchpad.net/bugs/906158
Title:
GPF around kvm_handle_hva in 3.0.0-14-server
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