Public bug reported:
We hit upon this GPF in kswapd kvm mmu notify flow. This is again a new
bug in 3.0 kernels that we didnt see in Natty (2.6.38-8-server)
Dec 18 06:47:15 ccslave kernel: [298834.710376] general protection fault: 0000
[#2] SMP
Dec 18 06:47:15 ccslave kernel: [298834.748586] CPU 1
Dec 18 06:47:15 ccslave kernel: [298834.748889] Modules linked in: pci_stub
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
kvm_intel kvm drbd lru_cache vesafb ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad
ib_core nfsd ib_addr nfs scst_vdisk iscsi_tcp libiscsi_tcp iscsi_scst libiscsi
scsi_transport_iscsi lockd scst fscache auth_rpcgss nfs_acl sunrpc libcrc32c
dm_iostat bridge stp joydev usbhid psmouse hid serio_raw i7core_edac edac_core
ghes dm_multipath acpi_power_meter hed dcdbas lp parport ses enclosure ixgbevf
ixgbe dca megaraid_sas bnx2 mdio
Dec 18 06:47:15 ccslave kernel: [298834.838210]
Dec 18 06:47:15 ccslave kernel: [298834.838214] Pid: 92, comm: kswapd1 Tainted:
G D 3.0.0-14-server #23-Ubuntu Dell Inc. PowerEdge R510/0DPRKF
Dec 18 06:47:15 ccslave kernel: [298834.838220] RIP: 0010:[<ffffffffa045e890>]
[<ffffffffa045e890>] kvm_unmap_rmapp+0x20/0x60 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838267] RSP: 0000:ffff88061a8559b0
EFLAGS: 00010202
Dec 18 06:47:15 ccslave kernel: [298834.838269] RAX: 000088061894b7f8 RBX:
ffffc9001ac2fff8 RCX: ffffffffa045e8d0
Dec 18 06:47:15 ccslave kernel: [298834.838271] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 000088061894b7f8
Dec 18 06:47:15 ccslave kernel: [298834.838273] RBP: ffff88061a8559d0 R08:
ffffffff81df5138 R09: 0000000000000100
Dec 18 06:47:15 ccslave kernel: [298834.838275] R10: 0000000000000001 R11:
0000000000000002 R12: ffff880614eb0000
Dec 18 06:47:15 ccslave kernel: [298834.838278] R13: 0000000000000000 R14:
ffff88056f4cf000 R15: 000000000006daff
Dec 18 06:47:15 ccslave kernel: [298834.838280] FS: 0000000000000000(0000)
GS:ffff88032fc00000(0000) knlGS:0000000000000000
Dec 18 06:47:15 ccslave kernel: [298834.838283] CS: 0010 DS: 0000 ES: 0000
CR0: 000000008005003b
Dec 18 06:47:15 ccslave kernel: [298834.838285] CR2: 000000000982c2b8 CR3:
0000000001c03000 CR4: 00000000000026e0
Dec 18 06:47:15 ccslave kernel: [298834.838287] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Dec 18 06:47:15 ccslave kernel: [298834.838289] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Dec 18 06:47:15 ccslave kernel: [298834.838292] Process kswapd1 (pid: 92,
threadinfo ffff88061a854000, task ffff88031d589720)
Dec 18 06:47:15 ccslave kernel: [298834.838294] Stack:
Dec 18 06:47:15 ccslave kernel: [298834.838296] ffff88061a855a10
ffffc9001ac2fff8 0000000000000001 00007fdadd5ec000
Dec 18 06:47:15 ccslave kernel: [298834.838299] ffff88061a8559f0
ffffffffa045e945 ffff88056f4cf060 0000000000000001
Dec 18 06:47:15 ccslave kernel: [298834.838302] ffff88061a855a60
ffffffffa045add9 0000000000000010 ffffffffa045e8d0
Dec 18 06:47:15 ccslave kernel: [298834.838305] Call Trace:
Dec 18 06:47:15 ccslave kernel: [298834.838320] [<ffffffffa045e945>]
kvm_age_rmapp+0x75/0x90 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838332] [<ffffffffa045add9>]
kvm_handle_hva+0x99/0x180 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838345] [<ffffffffa045e8d0>] ?
kvm_unmap_rmapp+0x60/0x60 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838358] [<ffffffffa0461af7>]
kvm_age_hva+0x17/0x20 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838368] [<ffffffffa04434dd>]
kvm_mmu_notifier_clear_flush_young+0x4d/0x90 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838376] [<ffffffff8114d7b8>]
__mmu_notifier_clear_flush_young+0x48/0x60
Dec 18 06:47:15 ccslave kernel: [298834.838380] [<ffffffff81138f1b>]
page_referenced_one+0x18b/0x1f0
Dec 18 06:47:15 ccslave kernel: [298834.838384] [<ffffffff8113a8a5>]
page_referenced_anon+0xd5/0x130
Dec 18 06:47:15 ccslave kernel: [298834.838387] [<ffffffff8113a9c8>]
page_referenced+0xc8/0xf0
Dec 18 06:47:15 ccslave kernel: [298834.838392] [<ffffffff8111cbe9>]
shrink_active_list.isra.50+0x1d9/0x370
Dec 18 06:47:15 ccslave kernel: [298834.838395] [<ffffffff8111c737>] ?
shrink_inactive_list+0x187/0x460
Dec 18 06:47:15 ccslave kernel: [298834.838399] [<ffffffff81010f79>] ?
read_tsc+0x9/0x20
Dec 18 06:47:15 ccslave kernel: [298834.838402] [<ffffffff8111ce33>]
shrink_list+0xb3/0x140
Dec 18 06:47:15 ccslave kernel: [298834.838405] [<ffffffff8111cf64>]
shrink_zone+0xa4/0x1d0
Dec 18 06:47:15 ccslave kernel: [298834.838408] [<ffffffff8111e125>]
balance_pgdat+0x505/0x6f0
Dec 18 06:47:15 ccslave kernel: [298834.838411] [<ffffffff8111e3fa>]
kswapd+0xea/0x1f0
Dec 18 06:47:15 ccslave kernel: [298834.838414] [<ffffffff8111e310>] ?
balance_pgdat+0x6f0/0x6f0
Dec 18 06:47:15 ccslave kernel: [298834.838418] [<ffffffff81080bbc>]
kthread+0x8c/0xa0
Dec 18 06:47:15 ccslave kernel: [298834.838422] [<ffffffff81609164>]
kernel_thread_helper+0x4/0x10
Dec 18 06:47:15 ccslave kernel: [298834.838426] [<ffffffff81080b30>] ?
flush_kthread_worker+0xa0/0xa0
Dec 18 06:47:15 ccslave kernel: [298834.838429] [<ffffffff81609160>] ?
gs_change+0x13/0x13
Dec 18 06:47:15 ccslave kernel: [298834.838430] Code: e7 40 bd 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 18 06:47:15 ccslave kernel: [298834.838450] RIP [<ffffffffa045e890>]
kvm_unmap_rmapp+0x20/0x60 [kvm]
Dec 18 06:47:15 ccslave kernel: [298834.838463] RSP <ffff88061a8559b0>
Dec 18 06:47:15 ccslave kernel: [298835.100270] ---[ end trace ce317bb6c729a57c
]---
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 06:53:37 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: Confirmed
** Tags: amd64 apport-bug oneiric
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https://bugs.launchpad.net/bugs/906161
Title:
GPF in kvm_age_rmapp in kswapd1 context
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