Minor All of our lab groups now get a defuncted process when stopping the ods-signerd. Running Ubuntu 11.10.
Apr 27 07:48:41 ip-10-228-226-138 ods-signerd: [engine] signer shutdown
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548327] alignment check: 0000 1 SMP
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548349] CPU 0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548352] Modules linked in: acpiphp
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548359]
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548364] Pid: 32224, comm: ods-signerd Not tainted 3.0.0-17-virtual #30-Ubuntu
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548373] RIP: e030:[<ffffffff8112d5c4>] [<ffffffff8112d5c4>] zap_pte_range+0x44/0x3d0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548387] RSP: e02b:ffff880023a43a78 EFLAGS: 00050296
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548392] RAX: ffff880023ba5c00 RBX: ffff8800024c4018 RCX: 0000000000400000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548398] RDX: ffff8800024c4010 RSI: ffff880023b7a160 RDI: ffff880023a43c18
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548403] RBP: ffff880023a43b18 R08: 000000000043e000 R09: 0000000000000000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548409] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000400000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548414] R13: 000000000043e000 R14: ffff8800027e1880 R15: 000000000043e000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548423] FS: 00007f310b146700(0000) GS:ffff8800266a9000(0000) knlGS:0000000000000000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548430] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548435] CR2: 00007f310bbbb820 CR3: 0000000001c03000 CR4: 0000000000002620
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548441] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548447] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000000
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548453] Process ods-signerd (pid: 32224, threadinfo ffff880023a42000, task ffff880023ba5c00)
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548460] Stack:
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548463] 0000000002571000 ffff880023a43b28 ffffffff8100471d ffff880023a43ac0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548474] ffffffff81005c49 ffff880023ba5c00 ffff8800024c4010 ffff8800024c4010
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548484] ffff880023b7a160 ffff880023a43c18 0000000000000000 ffff880023a43ba8
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548496] Call Trace:
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548503] [<ffffffff8100471d>] ? __raw_callee_save_xen_make_pte+0x11/0x1e
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548511] [<ffffffff81005c49>] ? pte_mfn_to_pfn+0x89/0xf0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548517] [<ffffffff81004759>] ? __raw_callee_save_xen_pmd_val+0x11/0x1e
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548524] [<ffffffff8112dafa>] unmap_page_range+0x1aa/0x2f0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548531] [<ffffffff810059c0>] ? xen_unpin_page.part.15+0x130/0x130
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548537] [<ffffffff8112e1ea>] unmap_vmas+0xca/0x160
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548544] [<ffffffff811356f7>] exit_mmap+0x97/0x140
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548551] [<ffffffff81007b02>] ? check_events+0x12/0x20
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548558] [<ffffffff810073ed>] ? xen_force_evtchn_callback+0xd/0x10
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548566] [<ffffffff8105c272>] mmput.part.21+0x42/0x130
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548573] [<ffffffff8105c385>] mmput+0x25/0x30
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548580] [<ffffffff81062b7a>] exit_mm+0x12a/0x160
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548588] [<ffffffff810d74d3>] ? taskstats_exit+0x1a3/0x240
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548596] [<ffffffff816061f5>] ? _raw_spin_lock_irq+0x15/0x20
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548603] [<ffffffff81062d2e>] do_exit+0x17e/0x440
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548611] [<ffffffff810713da>] ? __dequeue_signal+0x6a/0xb0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548617] [<ffffffff81063194>] do_group_exit+0x44/0xa0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548623] [<ffffffff81073bdd>] get_signal_to_deliver+0x27d/0x3f0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548631] [<ffffffff8100a7a6>] do_signal+0x56/0x180
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548637] [<ffffffff81007aef>] ? xen_restore_fl_direct_reloc+0x4/0x4
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548645] [<ffffffff8160611e>] ? _raw_spin_unlock_irqrestore+0x1e/0x30
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548652] [<ffffffff8160c9d0>] ? kprobe_flush_task+0xc0/0x150
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548660] [<ffffffff8104dcea>] ? finish_task_switch+0xca/0xf0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548667] [<ffffffff8100aa95>] do_notify_resume+0x65/0x80
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548674] [<ffffffff810578d7>] ? schedule_tail+0x27/0xb0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548680] [<ffffffff8160e690>] int_signal+0x12/0x17
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548684] Code: 65 48 8b 04 25 80 cd 00 00 48 89 7d a8 48 89 75 a0 49 89 cc 48 89 55 98 4d 89 c7 4c 89 4d b0 48 89 45 88 0f 1f 40 00 48 8b 55 98
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548771] RIP [<ffffffff8112d5c4>] zap_pte_range+0x44/0x3d0
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548778] RSP <ffff880023a43a78>
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548785] --[ end trace f57a0cfbbd513662 ]--
Apr 27 07:48:41 ip-10-228-226-138 kernel: [86633.548791] Fixing recursive fault but reboot is needed!