[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Debian Lenny 2.6.26-2-xen-686 crashing as multi-vcpu domU, stack trace
On Mon, Mar 08, 2010 at 08:05:28AM +0000, Jan Beulich wrote: > >>> Pasi Kärkkäinen<pasik@xxxxxx> 07.03.10 16:52 >>> > >Ok, another guest crashed, so here are the xenctx outputs for both vcpus: > > Which would require some cleaning up - afaict these are imprecise call > traces, which are pretty hard to analyze without the corresponding > binary. In any case both vCPU-s appear to try to acquire different > spin locks, the chances are good that this simply is an ABBA deadlock. > > But it's certainly also suspicious that *both* have handle_bad_irq() > on their call stack. > I still have the guest up.. in the crashed state. Anything that I should try? -- Pasi > Jan > > >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> > > vcpu 0: > > eip: c0105c0f jiffies_to_st+0x17 > esp: ec8d3cd4 > eax: bc58158b ebx: 15e6990b ecx: 03020006 edx: bc58158b > esi: bc58158b edi: ec8d3cf4 ebp: c0378184 > cs: 00000061 ds: 0000007b fs: 000000d8 gs: 00000033 > > Stack: > 00000003 00000103 ec8d3cf4 c023d00c 00000000 00000001 00000000 00000000 > 00000006 c149d72c 00000086 c023f80f 00008685 c0378184 00008685 00000000 > 00000100 c02cbd87 ed4026c0 00000000 c0106444 095ff7f8 0354f7fa 00000000 > 001200fa 007a0001 00000000 00000000 00000000 00000000 c1499020 00000000 > > Code: > 89 c6 53 8b 1d 80 81 37 c0 0f ae e8 66 90 f6 c3 01 74 04 f3 90 <eb> ec a1 40 > 81 37 c0 89 f1 29 c1 > > Call Trace: > [<c0105c0f>] jiffies_to_st+0x17 <-- > [<c023d00c>] startup_pirq+0x46 > [<c023f80f>] uuid_show+0x4d > [<c02cbd87>] rwsem_down_read_failed+0x23 > [<c0106444>] timer_interrupt+0x37 > [<c026c4a8>] register_netdevice_notifier+0xeb > [<c0149949>] handle_bad_irq+0x10 > [<c014aa5d>] handle_level_irq+0xd8 > [<c0105b00>] do_IRQ+0x4d > [<c023d76f>] xen_clear_irq_pending+0x3 > [<c010412c>] hypervisor_callback+0x3c > [<c01332b2>] timekeeping_suspend+0x1c > [<c012269d>] sys_stime+0x8 > [<c0181d5d>] igrab+0x1d > [<c015032d>] generic_file_aio_read+0x4e0 > [<c016fe8e>] do_sync_write+0xb3 > [<c012ec98>] wake_bit_function+0x23 > [<c0265ded>] skb_copy_and_csum_bits+0x22f > [<c026966a>] netdev_create_hash+0x20 > [<c01b945b>] security_bprm_post_apply_creds+0x1 > [<c016fdcf>] do_sync_readv_writev+0xed > [<c017061e>] vfs_write+0x95 > [<c0170a6f>] sys_lseek+0x15 > [<c0103f76>] syscall_call+0x7 > > > vcpu 1: > > eip: c0105c0f jiffies_to_st+0x17 > esp: ed447d60 > eax: bc58158b ebx: 15e6990b ecx: 03020009 edx: bc58158b > esi: bc58158b edi: ed447d80 ebp: c14a4b40 > cs: 00000061 ds: 0000007b fs: 000000d8 gs: 00000000 > > Stack: > 00000003 00000107 ed447d80 c023d00c 00000000 00000001 00000000 00000000 > 00000009 c14a472c 000000fb c023f80f 0000fbfa c14a4b40 0000fbfa ed447dcc > ed4a15e0 c02cbd87 c03bfb40 c14a4b40 c01175ac ed4a15e0 ed42bb84 00000000 > 00000000 c01177c6 00000003 00000001 ed4c5fbc ed42bb84 00000001 00000000 > > Code: > 89 c6 53 8b 1d 80 81 37 c0 0f ae e8 66 90 f6 c3 01 74 04 f3 90 <eb> ec a1 40 > 81 37 c0 89 f1 29 c1 > > Call Trace: > [<c0105c0f>] jiffies_to_st+0x17 <-- > [<c023d00c>] startup_pirq+0x46 > [<c023f80f>] uuid_show+0x4d > [<c02cbd87>] rwsem_down_read_failed+0x23 > [<c01175ac>] sched_move_task+0x71 > [<c01177c6>] try_to_wake_up+0xbc > [<c012eca5>] wake_bit_function+0x30 > [<c0114b84>] sys_sched_get_priority_max+0x16 > [<c011684b>] print_cfs_rq+0x84 > [<c012c27d>] flush_cpu_workqueue+0xc > [<c012c5c5>] queue_work+0x28 > [<c012c620>] __cancel_work_timer+0x3 > [<c0106644>] timer_interrupt+0x237 > [<c011684b>] print_cfs_rq+0x84 > [<c0105f74>] get_nsec_offset+0xe > [<c0149949>] handle_bad_irq+0x10 > [<c014aa5d>] handle_level_irq+0xd8 > [<c0105b00>] do_IRQ+0x4d > [<c023d76f>] xen_clear_irq_pending+0x3 > [<c010412c>] hypervisor_callback+0x3c > [<c01013a7>] hypercall_page+0x3a7 > [<c0105f52>] xen_safe_halt+0x9f > [<c01028ab>] xen_idle+0x1b > [<c0102810>] cpu_idle+0xa8 > > > -- Pasi > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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