On Tue, Nov 01, 2011 at 10:56:06PM +0200, Pasi Kärkkäinen wrote:
> On Mon, Oct 31, 2011 at 09:29:24PM +0200, Pasi Kärkkäinen wrote:
> > On Mon, Oct 31, 2011 at 12:24:14PM -0700, Boris Derzhavets wrote:
> > > Seems to related
> > >
> > > https://bugs.launchpad.net/ubuntu/+source/xen/+bug/854829
> > >
> >
> > Thanks, that seems to be the same bug.
> >
> > Is the bugfix patch from xen-unstable going to backported to
> > xen-4.1-testing.hg ?
> > (4.1 backported patch available on ubuntu's launchpad above..)
> >
>
> So the Ubuntu backport from xen-unstable to Xen 4.1.1 is here:
> https://launchpadlibrarian.net/81948978/xen-pirq-resubmit-irq.patch
>
> It seems to be shipping in Ubuntu 11.10 xen 4.1.1-2ubuntu4.1 packages.
>
> Does that patch look suitable to be applied to xen-4.1-testing.hg ?
> This bug should be fixed for Xen 4.1.3.
>
Any comments?
-- Pasi
>
> >
> >
> > > Boris.
> > >
> > > --- On Mon, 10/31/11, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> > >
> > > From: Pasi Kärkkäinen <pasik@xxxxxx>
> > > Subject: [Xen-devel] Xen 4.1.2 HVM guest realtek nic problems (eth0
> > > 8139cp transmit queue timed out)
> > > To: xen-devel@xxxxxxxxxxxxxxxxxxx
> > > Date: Monday, October 31, 2011, 2:49 PM
> > >
> > > Hello,
> > >
> > > While testing Xen 4.1.2 and HVM guests I noticed the following
> > > problem
> > > with Fedora 16 HVM guests (using Linux 3.1.0 kernel in the VM):
> > >
> > > The errors (call trace) happens pretty much immediately when there's
> > > some network traffic going on..
> > >
> > > Simple "yum update" in the VM triggers the problem..
> > >
> > > [ 0.000000] Linux version 3.1.0-5.fc16.x86_64
> > > ([1]mockbuild@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc version 4.6.1
> > > 20111003
> > > (Red Hat 4.6.1-10) (GCC) ) #1 SMP Thu Oct 27 03:46:50 UTC 2011
> > > [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.1.0-5.fc16.x86_64
> > > root=/dev/mapper/vg_f16test64hvm-lv_root ro
> > > rd.lvm.lv=vg_f16test64hvm/lv_root rd.dm=0 SYSFONT=latarcyrheb-sun16
> > > rhgb
> > > KEYTABLE=fi rd.md=0 rd.luks=0 rd.lvm.lv=vg_f16test64hvm/lv_swap
> > > LANG=en_US.UTF-8 console=ttyS0,38400 console=tty0
> > > <snip>
> > >
> > > [ 28.998481] 8139cp 0000:00:03.0: eth0: link up, 100Mbps,
> > > full-duplex,
> > > lpa 0x05E1
> > > [ 149.712071] ------------[ cut here ]------------
> > > [ 149.717216] WARNING: at net/sched/sch_generic.c:255
> > > dev_watchdog+0xf0/0x150()
> > > [ 149.724709] Hardware name: HVM domU
> > > [ 149.728738] NETDEV WATCHDOG: eth0 (8139cp): transmit queue 0 timed
> > > out
> > > [ 149.735537] Modules linked in: ip6t_REJECT nf_conntrack_ipv6
> > > nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 ip6table_filter
> > > xt_state
> > > ip6_tables nf_conntrack 81
> > > 39too 8139cp ppdev parport_pc mii parport i2c_piix4 i2c_core joydev
> > > [last unloaded: scsi_wait_scan]
> > > [ 149.768028] Pid: 0, comm: swapper Not tainted 3.1.0-5.fc16.x86_64
> > > #1
> > > [ 149.774639] Call Trace:
> > > [ 149.777765] <IRQ> [<ffffffff81057a56>]
> > > warn_slowpath_common+0x83/0x9b
> > > [ 149.784024] [<ffffffff81057b11>] warn_slowpath_fmt+0x46/0x48
> > > [ 149.790141] [<ffffffff813ef49d>] ? netif_tx_lock+0x4a/0x7c
> > > [ 149.799007] [<ffffffff813ef613>] dev_watchdog+0xf0/0x150
> > > [ 149.806361] [<ffffffff81064b51>] run_timer_softirq+0x19b/0x280
> > > [ 149.814392] [<ffffffff81014fec>] ? sched_clock+0x9/0xd
> > > [ 149.821650] [<ffffffff813ef523>] ? netif_tx_unlock+0x54/0x54
> > > [ 149.828926] [<ffffffff8105d6b3>] __do_softirq+0xc9/0x1b5
> > > [ 149.836803] [<ffffffff81014fec>] ? sched_clock+0x9/0xd
> > > [ 149.843422] [<ffffffff814be5ec>] call_softirq+0x1c/0x30
> > > [ 149.850067] [<ffffffff81010b45>] do_softirq+0x46/0x81
> > > [ 149.856760] [<ffffffff8105d97b>] irq_exit+0x57/0xb1
> > > [ 149.863035] [<ffffffff812a39d3>] xen_evtchn_do_upcall+0x31/0x3e
> > > [ 149.871144] [<ffffffff814be76e>]
> > > xen_hvm_callback_vector+0x6e/0x80
> > > [ 149.879494] <EOI> [<ffffffff8102f2f1>] ?
> > > native_safe_halt+0xb/0xd
> > > [ 149.888220] [<ffffffff81015b7e>] default_idle+0x4e/0x86
> > > [ 149.894962] [<ffffffff8100e2ed>] cpu_idle+0xae/0xe8
> > > [ 149.901461] [<ffffffff814934ee>] rest_init+0x72/0x74
> > > [ 149.908949] [<ffffffff81b76b7d>] start_kernel+0x3ab/0x3b6
> > > [ 149.916617] [<ffffffff81b762c4>]
> > > x86_64_start_reservations+0xaf/0xb3
> > > [ 149.929148] [<ffffffff81b76140>] ? early_idt_handlers+0x140/0x140
> > > [ 149.936797] [<ffffffff81b763ca>] x86_64_start_kernel+0x102/0x111
> > > [ 149.944336] ---[ end trace d8786cb7d6a57f8a ]---
> > > [ 149.950406] 8139cp 0000:00:03.0: eth0: Transmit timeout, status
> > > d 3b 15 80ff
> > > [ 149.961879] ------------[ cut here ]------------
> > > [ 149.962245] WARNING: at kernel/softirq.c:159
> > > _local_bh_enable_ip+0x44/0x8e()
> > > [ 149.962245] Hardware name: HVM domU
> > > [ 149.962245] Modules linked in: ip6t_REJECT nf_conntrack_ipv6
> > > nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 ip6table_filter
> > > xt_state
> > > ip6_tables nf_conntrack 8139too 8139cp ppdev parport_pc mii parport
> > > i2c_piix4 i2c_core joydev [last unloaded: scsi_wait_scan]
> > > [ 149.962245] Pid: 0, comm: swapper Tainted: G
> > > W 3.1.0-5.fc16.x86_64 #1
> > > [ 149.962245] Call Trace:
> > > [ 149.962245] <IRQ> [<ffffffff81057a56>]
> > > warn_slowpath_common+0x83/0x9b
> > > [ 149.962245] [<ffffffff813ce599>] ? skb_release_data+0xca/0xcf
> > > [ 149.962245] [<ffffffff81057a88>] warn_slowpath_null+0x1a/0x1c
> > > [ 149.962245] [<ffffffff8105d462>] _local_bh_enable_ip+0x44/0x8e
> > > [ 149.962245] [<ffffffff8105d4ba>] local_bh_enable_ip+0xe/0x10
> > > [ 149.962245] [<ffffffff814b5db4>] _raw_spin_unlock_bh+0x15/0x17
> > > [ 149.962245] [<ffffffffa0053969>] destroy_conntrack+0x9d/0xdc
> > > [nf_conntrack]
> > > [ 149.962245] [<ffffffff813fa343>] nf_conntrack_destroy+0x19/0x1b
> > > [ 149.962245] [<ffffffff813ce7ad>] skb_release_head_state+0xa7/0xef
> > > [ 149.962245] [<ffffffff813ce5b1>] __kfree_skb+0x13/0x83
> > > [ 149.962245] [<ffffffff813ce677>] consume_skb+0x56/0x6b
> > > [ 149.962245] [<ffffffffa003c1b9>] cp_clean_rings+0xb4/0x114
> > > [8139cp]
> > > [ 149.962245] [<ffffffffa003c371>] cp_tx_timeout+0x88/0x10e
> > > [8139cp]
> > > [ 149.962245] [<ffffffff813ef627>] dev_watchdog+0x104/0x150
> > > [ 149.962245] [<ffffffff81064b51>] run_timer_softirq+0x19b/0x280
> > > [ 149.962245] [<ffffffff81014fec>] ? sched_clock+0x9/0xd
> > > [ 149.962245] [<ffffffff813ef523>] ? netif_tx_unlock+0x54/0x54
> > > [ 149.962245] [<ffffffff8105d6b3>] __do_softirq+0xc9/0x1b5
> > > [ 149.962245] [<ffffffff81014fec>] ? sched_clock+0x9/0xd
> > > [ 149.962245] [<ffffffff814be5ec>] call_softirq+0x1c/0x30
> > > [ 149.962245] [<ffffffff81010b45>] do_softirq+0x46/0x81
> > > [ 149.962245] [<ffffffff8105d97b>] irq_exit+0x57/0xb1
> > > [ 149.962245] [<ffffffff812a39d3>] xen_evtchn_do_upcall+0x31/0x3e
> > > [ 149.962245] [<ffffffff814be76e>]
> > > xen_hvm_callback_vector+0x6e/0x80
> > > [ 149.962245] <EOI> [<ffffffff8102f2f1>] ?
> > > native_safe_halt+0xb/0xd
> > > [ 149.962245] [<ffffffff81015b7e>] default_idle+0x4e/0x86
> > > [ 149.962245] [<ffffffff8100e2ed>] cpu_idle+0xae/0xe8
> > > [ 149.962245] [<ffffffff814934ee>] rest_init+0x72/0x74
> > > [ 149.962245] [<ffffffff81b76b7d>] start_kernel+0x3ab/0x3b6
> > > [ 149.962245] [<ffffffff81b762c4>]
> > > x86_64_start_reservations+0xaf/0xb3
> > > [ 149.962245] [<ffffffff81b76140>] ? early_idt_handlers+0x140/0x140
> > > [ 149.962245] [<ffffffff81b763ca>] x86_64_start_kernel+0x102/0x111
> > > [ 149.962245] ---[ end trace d8786cb7d6a57f8b ]---
> > >
> > > Full guest kernel dmesg attached to this email.
> > > The host is running F16 with Xen 4.1.2 and Linux 3.1.0 dom0 kernel.
> > >
> > > Xen cfgfile for the HVM domain:
> > >
> > > kernel = "hvmloader"
> > > builder='hvm'
> > > device_model = 'qemu-dm'
> > > name = "f16test64hvm"
> > > memory = 1024
> > > vcpus=1
> > > pae=1
> > > acpi=1
> > > apic=1
> > > vif = [ 'type=ioemu, mac=00:16:3f:03:01:14, bridge=virbr0' ]
> > > disk = [ 'phy:/dev/vg_f16/f16test64hvm,hda,w',
> > > 'file:/root/iso/Fedora-16-Final-RC2-x86_64-DVD.iso,hdc:cdrom,r' ]
> > > boot='cd'
> > > xen_platform_pci=0
> > > on_poweroff = 'destroy'
> > > on_reboot = 'restart'
> > > on_crash = 'restart'
> > > sdl=0
> > > vnc=1
> > > vncpasswd=''
> > > stdvga=0
> > > serial='pty'
> > > tsc_mode=0
> > > usb=1
> > > usbdevice='tablet'
> > > keymap='fi'
> > >
> > > Using "model=e1000" instead for the vif works OK.. no problems with
> > > the
> > > emulated intel nic.
> > >
> > > Any ideas what the problem with the emulated realtek nic?
> > >
> > > Thanks,
> > >
> > > -- Pasi
> > >
> > > -----Inline Attachment Follows-----
> > >
> > > _______________________________________________
> > > Xen-devel mailing list
> > > [2]Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > [3]http://lists.xensource.com/xen-devel
> > >
> > > References
> > >
> > > Visible links
> > > 1. file:///mc/compose?to=mockbuild@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> > > 2. file:///mc/compose?to=Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > 3. http://lists.xensource.com/xen-devel
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
>
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