[rhelv6-list] Kernel 2.6.32-220.2.1 KVM bug?
Robin Price II
rprice at redhat.com
Thu Jan 12 20:56:51 UTC 2012
Searching the kbase, it looks like we have something for customer to
reference, hope this helps.
https://access.redhat.com/kb/docs/DOC-68014
~rp
On 01/12/2012 01:53 PM, Morten Stevens wrote:
> Hi,
>
> After updating to 6.2 I see the following error on two different systems:
>
> Both servers are running as KVM hypvervisor with multiple linux guests.
>
> System 1)
>
> Jan 12 00:30:35 kvm-001 kernel: ------------[ cut here ]------------
> Jan 12 00:30:35 kvm-001 kernel: WARNING: at kernel/sched.c:5914
> thread_return+0x232/0x79d() (Not tainted)
> Jan 12 00:30:35 kvm-001 kernel: Hardware name: IBM System x3550 -[7978C2G]-
> Jan 12 00:30:35 kvm-001 kernel: Modules linked in: ebtable_nat ebtables
> sunrpc bridge stp llc 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 kvm_intel kvm bnx2 ses enclosure ibmpex ibmaem
> ipmi_msghandler ics932s401 sg serio_raw i2c_i801 iTCO_wdt
> iTCO_vendor_support i5000_edac edac_core i5k_amb ioatdma dca shpchp ext4
> mbcache jbd2 sd_mod crc_t10dif sr_mod cdrom aacraid pata_acpi
> ata_generic ata_piix radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core
> dm_mod [last unloaded: scsi_wait_scan]
> Jan 12 00:30:35 kvm-001 kernel: Pid: 1572, comm: qemu-kvm Not tainted
> 2.6.32-220.2.1.el6.x86_64 #1
> Jan 12 00:30:35 kvm-001 kernel: Call Trace:
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff81069997>] ?
> warn_slowpath_common+0x87/0xc0
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff810699ea>] ?
> warn_slowpath_null+0x1a/0x20
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff814eccc5>] ?
> thread_return+0x232/0x79d
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffffa0354889>] ?
> vmx_vcpu_load+0x89/0x130 [kvm_intel]
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffffa0352106>] ?
> __vmx_load_host_state+0xe6/0x100 [kvm_intel]
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffffa02f3dd5>] ?
> kvm_vcpu_block+0x75/0xc0 [kvm]
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff81090a10>] ?
> autoremove_wake_function+0x0/0x40
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffffa03079fc>] ?
> kvm_arch_vcpu_ioctl_run+0x49c/0xf10 [kvm]
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffffa02f1322>] ?
> kvm_vcpu_ioctl+0x522/0x670 [kvm]
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8105e782>] ?
> default_wake_function+0x12/0x20
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8118b966>] ? pollwake+0x56/0x60
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8105e770>] ?
> default_wake_function+0x0/0x20
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8104c969>] ?
> __wake_up_common+0x59/0x90
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff81053200>] ?
> __dequeue_entity+0x30/0x50
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff81189162>] ? vfs_ioctl+0x22/0xa0
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8104c9d8>] ?
> __wake_up_locked_key+0x18/0x20
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff811bc673>] ?
> eventfd_write+0x193/0x1d0
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8118962a>] ?
> do_vfs_ioctl+0x3aa/0x580
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff810a54ab>] ? sys_futex+0x7b/0x170
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff81189881>] ? sys_ioctl+0x81/0xa0
> Jan 12 00:30:35 kvm-001 kernel: [<ffffffff8100b0f2>] ?
> system_call_fastpath+0x16/0x1b
> Jan 12 00:30:35 kvm-001 kernel: ---[ end trace 4b636dcb9348f551 ]---
>
> System 2)
>
> Jan 11 23:36:47 kvm-002 kernel: ------------[ cut here ]------------
> Jan 11 23:36:47 kvm-002 kernel: WARNING: at kernel/sched.c:5914
> thread_return+0x232/0x79d() (Not tainted)
> Jan 11 23:36:47 kvm-002 kernel: Hardware name: IBM System x3550 -[7978C2G]-
> Jan 11 23:36:47 kvm-002 kernel: Modules linked in: ipmi_si ipmi_devintf
> ebtable_nat ebtables sunrpc bridge stp llc 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 kvm_intel kvm bnx2 ses enclosure ibmpex
> ibmaem ipmi_msghandler ics932s401 i2c_i801 serio_raw sg iTCO_wdt
> iTCO_vendor_support i5000_edac edac_core i5k_amb ioatdma dca shpchp ext4
> mbcache jbd2 sd_mod crc_t10dif sr_mod cdrom aacraid pata_acpi
> ata_generic ata_piix radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core
> dm_mod [last unloaded: scsi_wait_scan]
> Jan 11 23:36:47 kvm-002 kernel: Pid: 1772, comm: kvm-pit-wq Not tainted
> 2.6.32-220.2.1.el6.x86_64 #1
> Jan 11 23:36:47 kvm-002 kernel: Call Trace:
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff81069997>] ?
> warn_slowpath_common+0x87/0xc0
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff810699ea>] ?
> warn_slowpath_null+0x1a/0x20
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff814eccc5>] ?
> thread_return+0x232/0x79d
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff81090cfe>] ?
> prepare_to_wait+0x4e/0x80
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffffa031bbe0>] ?
> pit_do_work+0x0/0xf0 [kvm]
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff8108b15c>] ?
> worker_thread+0x1fc/0x2a0
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff81090a10>] ?
> autoremove_wake_function+0x0/0x40
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff8108af60>] ?
> worker_thread+0x0/0x2a0
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff810906a6>] ? kthread+0x96/0xa0
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff8100c14a>] ? child_rip+0xa/0x20
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff81090610>] ? kthread+0x0/0xa0
> Jan 11 23:36:47 kvm-002 kernel: [<ffffffff8100c140>] ? child_rip+0x0/0x20
> Jan 11 23:36:47 kvm-002 kernel: ---[ end trace 1d94fe6e30260f41 ]---
>
> Any ideas?
>
> Thanks.
>
> Best regards,
>
> Morten
>
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--
+-----------------------------[ robin at redhat.com ]----+
| Robin Price II - RHCE,RHCDS,RHCVA |
| Inside Solutions Architect |
| Red Hat, Inc. |
| w: +1 (919) 754 4412 |
| c: +1 (252) 474 3525 |
| |
+---------[ http://people.redhat.com/rprice ]---------+
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