From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: xen dom0 2.6.32.15 kernel BUG at drivers/xen/grant-table.c:583 Date: Mon, 14 Jun 2010 11:56:29 +0100 Message-ID: <4C160ADD.80609@goop.org> References: <4C15E000.7060509@nets.rwth-aachen.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4C15E000.7060509@nets.rwth-aachen.de> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Arnd Hannemann Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On 06/14/2010 08:53 AM, Arnd Hannemann wrote: > Hi, > > we have regular but hard to reproduce (wait for a day or two starting domUs) kernel panics (see below) with latest > "xen/stable-2.6.32.x" git tree. > Are you sure its the latest? There were some problems with the tasklet-based netback patches which I since reverted. (And I now have fixes for, so I'll reapply them soon.) J > Any idea, anyone? > > Best regards, > Arnd > > Jun 11 20:03:16 vmhost1 logger: /etc/xen/scripts/vif-bridge: Successful vif-bridge online for vif861.1, bridge br0. > Jun 11 20:03:16 vmhost1 logger: /etc/xen/scripts/vif-bridge: Writing backend/vif/861/1/hotplug-status connected to xenstore. > Jun 11 20:03:16 vmhost1 [21717.809194] ------------[ cut here ]------------ > Jun 11 20:03:16 vmhost1 [21717.809227] kernel BUG at drivers/xen/grant-table.c:583! > Jun 11 20:03:16 vmhost1 [21717.809251] invalid opcode: 0000 [#1] > Jun 11 20:03:16 vmhost1 SMP > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.809295] last sysfs file: /sys/devices/virtual/net/br0/bridge/topology_change_detected > Jun 11 20:03:16 vmhost1 [21717.809324] Modules linked in: > Jun 11 20:03:16 vmhost1 netconsole > Jun 11 20:03:16 vmhost1 raid0 > Jun 11 20:03:16 vmhost1 md_mod > Jun 11 20:03:16 vmhost1 rtc_cmos > Jun 11 20:03:16 vmhost1 rtc_core > Jun 11 20:03:16 vmhost1 rtc_lib > Jun 11 20:03:16 vmhost1 thermal > Jun 11 20:03:16 vmhost1 processor > Jun 11 20:03:16 vmhost1 pl2303 > Jun 11 20:03:16 vmhost1 thermal_sys > Jun 11 20:03:16 vmhost1 button > Jun 11 20:03:16 vmhost1 usbserial > Jun 11 20:03:16 vmhost1 acpi_processor > Jun 11 20:03:16 vmhost1 hwmon > Jun 11 20:03:16 vmhost1 sr_mod > Jun 11 20:03:16 vmhost1 cdrom > Jun 11 20:03:16 vmhost1 ipv6 > Jun 11 20:03:16 vmhost1 evdev > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.809575] > Jun 11 20:03:16 vmhost1 [21717.809593] Pid: 0, comm: swapper Not tainted (2.6.32.15-xen4.0.0-dom0 #1) System Product Name > Jun 11 20:03:16 vmhost1 [21717.809624] EIP: 0061:[] EFLAGS: 00010282 CPU: 0 > Jun 11 20:03:16 vmhost1 [21717.809652] EIP is at gnttab_copy_grant_page+0x1f0/0x260 > Jun 11 20:03:16 vmhost1 [21717.809675] EAX: ffffffea EBX: c153be84 ECX: 00000001 EDX: 00000000 > Jun 11 20:03:16 vmhost1 [21717.809700] ESI: 00007ff0 EDI: 0000003e EBP: c290dde0 ESP: c153be50 > Jun 11 20:03:16 vmhost1 [21717.809726] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0069 > Jun 11 20:03:16 vmhost1 [21717.809750] Process swapper (pid: 0, ti=c153a000 task=c1543760 task.ti=c153a000) > Jun 11 20:03:16 vmhost1 [21717.809777] Stack: > Jun 11 20:03:16 vmhost1 [21717.809793] 00000000 > Jun 11 20:03:16 vmhost1 0021412d > Jun 11 20:03:16 vmhost1 c28f02e0 > Jun 11 20:03:16 vmhost1 0002c1ef > Jun 11 20:03:16 vmhost1 ec1ef000 > Jun 11 20:03:16 vmhost1 ecf85adc > Jun 11 20:03:16 vmhost1 0000003e > Jun 11 20:03:16 vmhost1 ec1ef000 > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.809917] <0> > Jun 11 20:03:16 vmhost1 00000000 > Jun 11 20:03:16 vmhost1 eb317000 > Jun 11 20:03:16 vmhost1 00000000 > Jun 11 20:03:16 vmhost1 0000003e > Jun 11 20:03:16 vmhost1 eb2a0000 > Jun 11 20:03:16 vmhost1 1412d001 > Jun 11 20:03:16 vmhost1 00000000 > Jun 11 20:03:16 vmhost1 0002c1ef > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.810059] <0> > Jun 11 20:03:16 vmhost1 00000000 > Jun 11 20:03:16 vmhost1 c1627f54 > Jun 11 20:03:16 vmhost1 c155b97 > Jun 11 20:03:16 vmhost1 8 > Jun 11 20:03:16 vmhost1 c1627f54 > Jun 11 20:03:16 vmhost1 01c5b765 > Jun 11 20:03:16 vmhost1 c121fff1 > Jun 11 20:03:16 vmhost1 c1006a98 > Jun 11 20:03:16 vmhost1 c3b90240 > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.810146] Call Trace: > Jun 11 20:03:16 vmhost1 [21717.810168] [] ? net_tx_action+0x1d1/0x9b0 > Jun 11 20:03:16 vmhost1 [21717.810197] [] ? check_events+0x8/0xc > Jun 11 20:03:16 vmhost1 [21717.810224] [] ? run_timer_softirq+0x15d/0x1e0 > Jun 11 20:03:16 vmhost1 [21717.810252] [] ? tasklet_action+0x9e/0xb0 > Jun 11 20:03:16 vmhost1 [21717.810278] [] ? __do_softirq+0x88/0x110 > Jun 11 20:03:16 vmhost1 [21717.810304] [] ? __xen_evtchn_do_upcall+0xd7/0x160 > Jun 11 20:03:16 vmhost1 [21717.810332] [] ? do_softirq+0x3d/0x40 > Jun 11 20:03:16 vmhost1 [21717.810357] [] ? xen_evtchn_do_upcall+0x2a/0x40 > Jun 11 20:03:16 vmhost1 [21717.810385] [] ? xen_do_upcall+0x7/0xc > Jun 11 20:03:16 vmhost1 [21717.810411] [] ? hypercall_page+0x3a7/0x1010 > Jun 11 20:03:16 vmhost1 [21717.810442] [] ? xen_safe_halt+0xf/0x20 > Jun 11 20:03:16 vmhost1 [21717.810474] [] ? xen_idle+0x1c/0x30 > Jun 11 20:03:16 vmhost1 [21717.810501] [] ? cpu_idle+0x3a/0x60 > Jun 11 20:03:16 vmhost1 [21717.810527] [] ? start_kernel+0x2c6/0x2cb > Jun 11 20:03:16 vmhost1 [21717.810559] [] ? unknown_bootoption+0x0/0x190 > Jun 11 20:03:16 vmhost1 [21717.810594] [] ? xen_start_kernel+0x624/0x62c > Jun 11 20:03:16 vmhost1 [21717.810620] Code: > Jun 11 20:03:16 vmhost1 8d > Jun 11 20:03:16 vmhost1 5c > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 34 > Jun 11 20:03:16 vmhost1 c1 > Jun 11 20:03:16 vmhost1 e0 > Jun 11 20:03:16 vmhost1 0c > Jun 11 20:03:16 vmhost1 83 > Jun 11 20:03:16 vmhost1 c8 > Jun 11 20:03:16 vmhost1 01 > Jun 11 20:03:16 vmhost1 89 > Jun 11 20:03:16 vmhost1 44 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 34 > Jun 11 20:03:16 vmhost1 8b > Jun 11 20:03:16 vmhost1 44 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 0c > Jun 11 20:03:16 vmhost1 c7 > Jun 11 20:03:16 vmhost1 44 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 40 > Jun 11 20:03:16 vmhost1 00 > Jun 11 20:03:16 vmhost1 00 > Jun 11 20:03:16 vmhost1 00 > Jun 11 20:03:16 vmhost1 00 > Jun 11 20:03:16 vmhost1 89 > Jun 11 20:03:16 vmhost1 44 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 3c > Jun 11 20:03:16 vmhost1 e8 > Jun 11 20:03:16 vmhost1 b8 > Jun 11 20:03:16 vmhost1 1e > Jun 11 20:03:16 vmhost1 df > Jun 11 20:03:16 vmhost1 ff > Jun 11 20:03:16 vmhost1 85 > Jun 11 20:03:16 vmhost1 c0 > Jun 11 20:03:16 vmhost1 0f > Jun 11 20:03:16 vmhost1 84 > Jun 11 20:03:16 vmhost1 2c > Jun 11 20:03:16 vmhost1 ff > Jun 11 20:03:16 vmhost1 ff > Jun 11 20:03:16 vmhost1 ff > Jun 11 18:03:15 vmhost1 unparseable log message: "<0f> " > Jun 11 20:03:16 vmhost1 0b > Jun 11 20:03:16 vmhost1 eb > Jun 11 20:03:16 vmhost1 fe > Jun 11 20:03:16 vmhost1 0f > Jun 11 20:03:16 vmhost1 0b > Jun 11 20:03:16 vmhost1 eb > Jun 11 20:03:16 vmhost1 fe > Jun 11 20:03:16 vmhost1 0f > Jun 11 20:03:16 vmhost1 0b > Jun 11 20:03:16 vmhost1 eb > Jun 11 20:03:16 vmhost1 fe > Jun 11 20:03:16 vmhost1 8b > Jun 11 20:03:16 vmhost1 54 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 04 > Jun 11 20:03:16 vmhost1 8b > Jun 11 20:03:16 vmhost1 44 > Jun 11 20:03:16 vmhost1 24 > Jun 11 20:03:16 vmhost1 0c > Jun 11 20:03:16 vmhost1 e8 > Jun 11 20:03:16 vmhost1 > Jun 11 20:03:16 vmhost1 [21717.811364] EIP: [] > Jun 11 20:03:16 vmhost1 gnttab_copy_grant_page+0x1f0/0x260 > Jun 11 20:03:16 vmhost1 SS:ESP 0069:c153be50 > Jun 11 20:03:16 vmhost1 [21717.811821] ---[ end trace 763de4792c00b5c0 ]--- > Jun 11 20:03:16 vmhost1 [21717.811962] Kernel panic - not syncing: Fatal exception in interrupt > Jun 11 20:03:16 vmhost1 [21717.812043] Pid: 0, comm: swapper Tainted: G D 2.6.32.15-xen4.0.0-dom0 #1 > Jun 11 20:03:16 vmhost1 [21717.812192] Call Trace: > Jun 11 20:03:16 vmhost1 [21717.812276] [] ? panic+0x42/0xe1 > Jun 11 20:03:16 vmhost1 [21717.812350] [] ? oops_end+0x96/0xa0 > Jun 11 20:03:16 vmhost1 [21717.812422] [] ? do_invalid_op+0x7f/0x90 > Jun 11 20:03:16 vmhost1 [21717.812496] [] ? gnttab_copy_grant_page+0x1f0/0x260 > Jun 11 20:03:16 vmhost1 [21717.812574] [] ? __alloc_pages_nodemask+0xe4/0x5b0 > Jun 11 20:03:16 vmhost1 [21717.812650] [] ? xen_force_evtchn_callback+0x17/0x30 > Jun 11 20:03:16 vmhost1 [21717.812726] [] ? check_events+0x8/0xc > Jun 11 20:03:16 vmhost1 [21717.812799] [] ? error_code+0x66/0x6c > Jun 11 20:03:16 vmhost1 [21717.812872] [] ? do_invalid_op+0x0/0x90 > Jun 11 20:03:16 vmhost1 [21717.812945] [] ? gnttab_copy_grant_page+0x1f0/0x260 > Jun 11 20:03:16 vmhost1 [21717.813022] [] ? net_tx_action+0x1d1/0x9b0 > Jun 11 20:03:16 vmhost1 [21717.813108] [] ? check_events+0x8/0xc > Jun 11 20:03:16 vmhost1 [21717.813185] [] ? run_timer_softirq+0x15d/0x1e0 > Jun 11 20:03:16 vmhost1 [21717.813260] [] ? tasklet_action+0x9e/0xb0 > Jun 11 20:03:16 vmhost1 [21717.813333] [] ? __do_softirq+0x88/0x110 > Jun 11 20:03:16 vmhost1 [21717.813407] [] ? __xen_evtchn_do_upcall+0xd7/0x160 > Jun 11 20:03:16 vmhost1 [21717.813483] [] ? do_softirq+0x3d/0x40 > Jun 11 20:03:16 vmhost1 [21717.813556] [] ? xen_evtchn_do_upcall+0x2a/0x40 > Jun 11 20:03:16 vmhost1 [21717.813631] [] ? xen_do_upcall+0x7/0xc > Jun 11 20:03:16 vmhost1 [21717.813704] [] ? hypercall_page+0x3a7/0x1010 > Jun 11 20:03:16 vmhost1 [21717.813779] [] ? xen_safe_halt+0xf/0x20 > Jun 11 20:03:16 vmhost1 [21717.813852] [] ? xen_idle+0x1c/0x30 > Jun 11 20:03:16 vmhost1 [21717.813939] [] ? cpu_idle+0x3a/0x60 > Jun 11 20:03:16 vmhost1 [21717.814024] [] ? start_kernel+0x2c6/0x2cb > Jun 11 20:03:16 vmhost1 [21717.814101] [] ? unknown_bootoption+0x0/0x190 > Jun 11 20:03:16 vmhost1 [21717.814181] [] ? xen_start_kernel+0x624/0x62c > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel > >