Attachment 914814 Details for Bug 1104682 – Call Trace of 3.15.3 booting up in a Xen DomU guest

Call Trace of 3.15.3 booting up in a Xen DomU guest

3.15.3-200.fc20-messages-call-trace.txt (text/plain), 53.68 KB, created by Joonas on 2014-07-05 13:22:29 UTC

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Creator: Joonas

Created: 2014-07-05 13:22:29 UTC

Size: 53.68 KB

patch

obsolete

>Jul  5 09:14:50 localhost kernel: BUG: soft lockup - CPU#0 stuck for 23s! [systemd-udevd:268]
>Jul  5 09:14:50 localhost kernel: Modules linked in: bochs_drm(+) drm_kms_helper ttm drm xen_netfront xen_blkfront i2c_core ata_generic pata_acpi
>Jul  5 09:14:50 localhost kernel: CPU: 0 PID: 268 Comm: systemd-udevd Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:14:50 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:14:50 localhost kernel: task: ffff880036583b40 ti: ffff8800364f0000 task.ti: ffff8800364f0000
>Jul  5 09:14:50 localhost kernel: RIP: 0010:[<ffffffff8135aa1f>]  [<ffffffff8135aa1f>] memset+0x1f/0xb0
>Jul  5 09:14:50 localhost kernel: RSP: 0018:ffff8800364f36a0  EFLAGS: 00000206
>Jul  5 09:14:50 localhost kernel: RAX: 0000000000000000 RBX: 00000000acf82b92 RCX: 00000000000424ce
>Jul  5 09:14:50 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000c6d990
>Jul  5 09:14:50 localhost kernel: RBP: ffff8800364f3798 R08: 00000000f17fffff R09: ffffc90000b80000
>Jul  5 09:14:50 localhost kernel: R10: 0000000000000001 R11: ffffffff811ad33f R12: ffff880036b9fdc0
>Jul  5 09:14:50 localhost kernel: R13: ffffc90000b80000 R14: 0000000000300000 R15: 8000000000000573
>Jul  5 09:14:50 localhost kernel: FS:  00007f5d564fa880(0000) GS:ffff88003f400000(0000) knlGS:0000000000000000
>Jul  5 09:14:50 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Jul  5 09:14:50 localhost kernel: CR2: 00007f5d56503000 CR3: 0000000036589000 CR4: 00000000000006f0
>Jul  5 09:14:50 localhost kernel: Stack:
>Jul  5 09:14:50 localhost kernel: ffffffffa00a8569 00000000ffffffff 00000002364f3718 ffff880036449438
>Jul  5 09:14:50 localhost kernel: ffff88003c470738 ffff88003c429ae0 ffff88003c429b40 0000000000000000
>Jul  5 09:14:50 localhost kernel: ffff88003c429b50 ffff8800364f3778 ffff8800364f3850 0000000000000000
>Jul  5 09:14:50 localhost kernel: Call Trace:
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00a8569>] ? ttm_bo_move_memcpy+0x5d9/0x6a0 [ttm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b82c8>] bochs_bo_move+0x18/0x20 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00a5d25>] ttm_bo_handle_move_mem+0x265/0x5b0 [ttm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00a66b9>] ? ttm_bo_mem_space+0x169/0x340 [ttm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00a6d47>] ttm_bo_validate+0x237/0x250 [ttm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b8923>] bochs_bo_pin+0xf3/0x170 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b973e>] bochsfb_create+0xfe/0x3f0 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa0093618>] drm_fb_helper_initial_config+0x2d8/0x500 [drm_kms_helper]
>Jul  5 09:14:50 localhost kernel: [<ffffffff811ca1a7>] ? __kmalloc+0x1f7/0x240
>Jul  5 09:14:50 localhost kernel: [<ffffffffa009290e>] ? drm_fb_helper_init+0x10e/0x210 [drm_kms_helper]
>Jul  5 09:14:50 localhost kernel: [<ffffffff811c9876>] ? kmem_cache_alloc_trace+0x1d6/0x200
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b9a8e>] bochs_fbdev_init+0x5e/0x70 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b826f>] bochs_load+0x8f/0xa0 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa004f6cd>] drm_dev_register+0xad/0x100 [drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00522a9>] drm_get_pci_dev+0x89/0x200 [drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00b81b9>] bochs_pci_probe+0x99/0xc0 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffff8138e695>] local_pci_probe+0x45/0xa0
>Jul  5 09:14:50 localhost kernel: [<ffffffff8138fa89>] pci_device_probe+0xf9/0x150
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145e3fd>] driver_probe_device+0x12d/0x3d0
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145e773>] __driver_attach+0x93/0xa0
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145e6e0>] ? __device_attach+0x40/0x40
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145c223>] bus_for_each_dev+0x73/0xc0
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145ddae>] driver_attach+0x1e/0x20
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145d960>] bus_add_driver+0x180/0x250
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:14:50 localhost kernel: [<ffffffff8145edf4>] driver_register+0x64/0xf0
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:14:50 localhost kernel: [<ffffffff8138e02c>] __pci_register_driver+0x4c/0x50
>Jul  5 09:14:50 localhost kernel: [<ffffffffa005252a>] drm_pci_init+0x10a/0x140 [drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:14:50 localhost kernel: [<ffffffffa00c0017>] bochs_init+0x17/0x1000 [bochs_drm]
>Jul  5 09:14:50 localhost kernel: [<ffffffff8100216a>] do_one_initcall+0xfa/0x1b0
>Jul  5 09:14:50 localhost kernel: [<ffffffff81059883>] ? set_memory_nx+0x43/0x50
>Jul  5 09:14:50 localhost kernel: [<ffffffff81103fc2>] load_module+0x1d92/0x25e0
>Jul  5 09:14:50 localhost kernel: [<ffffffff810ffce0>] ? store_uevent+0x70/0x70
>Jul  5 09:14:50 localhost kernel: [<ffffffff811ebf70>] ? kernel_read+0x50/0x80
>Jul  5 09:14:50 localhost kernel: [<ffffffff811049c6>] SyS_finit_module+0xa6/0xd0
>Jul  5 09:14:50 localhost kernel: [<ffffffff816ff229>] system_call_fastpath+0x16/0x1b
>Jul  5 09:14:50 localhost kernel: Code: 1e 44 88 1f c3 90 90 90 90 90 90 90 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 <f3> 48 ab 89 d1 f3 aa 4c 89 c8 c3 66 66 66 90 66 66 66 90 66 66
>Jul  5 09:14:54 localhost udevadm: udevadm settle - timeout of 30 seconds reached, the event queue contains:
>Jul  5 09:14:54 localhost udevadm: /sys/devices/pci0000:00/0000:00:02.0 (1479)
>Jul  5 09:14:54 localhost udevadm: /sys/devices/pci0000:00/0000:00:02.0/drm/controlD64 (1686)
>Jul  5 09:14:54 localhost udevadm: /sys/devices/pci0000:00/0000:00:02.0/drm/card0 (1687)
>Jul  5 09:14:54 localhost plymouth: Executing: /usr/bin/plymouth show-splash
>Jul  5 09:14:54 localhost systemd-udevd: worker [268] /devices/pci0000:00/0000:00:02.0 timeout; kill it
>Jul  5 09:14:54 localhost systemd-udevd: seq 1479 '/devices/pci0000:00/0000:00:02.0' killed
>Jul  5 09:14:54 localhost dracut-initqueue: Scanning devices xvda2  for LVM logical volumes fedora/swap fedora/root fedora/swap fedora/root
>Jul  5 09:14:54 localhost dracut-initqueue: inactive '/dev/fedora/root' [17.51 GiB] inherit
>Jul  5 09:14:54 localhost dracut-initqueue: inactive '/dev/fedora/swap' [2.00 GiB] inherit
>Jul  5 09:15:18 localhost kernel: BUG: soft lockup - CPU#0 stuck for 23s! [systemd-udevd:268]
>Jul  5 09:15:18 localhost kernel: Modules linked in: bochs_drm(+) drm_kms_helper ttm drm xen_netfront xen_blkfront i2c_core ata_generic pata_acpi
>Jul  5 09:15:18 localhost kernel: CPU: 0 PID: 268 Comm: systemd-udevd Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:18 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:18 localhost kernel: task: ffff880036583b40 ti: ffff8800364f0000 task.ti: ffff8800364f0000
>Jul  5 09:15:18 localhost kernel: RIP: 0010:[<ffffffff8135aa1f>]  [<ffffffff8135aa1f>] memset+0x1f/0xb0
>Jul  5 09:15:18 localhost kernel: RSP: 0018:ffff8800364f36a0  EFLAGS: 00000206
>Jul  5 09:15:18 localhost kernel: RAX: 0000000000000000 RBX: 00000000acf82b92 RCX: 0000000000023715
>Jul  5 09:15:18 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000d64758
>Jul  5 09:15:18 localhost kernel: RBP: ffff8800364f3798 R08: 00000000f17fffff R09: ffffc90000b80000
>Jul  5 09:15:18 localhost kernel: R10: 0000000000000001 R11: ffffffff811ad33f R12: ffff880036b9fdc0
>Jul  5 09:15:18 localhost kernel: R13: ffffc90000b80000 R14: 0000000000300000 R15: 8000000000000573
>Jul  5 09:15:18 localhost kernel: FS:  00007f5d564fa880(0000) GS:ffff88003f400000(0000) knlGS:0000000000000000
>Jul  5 09:15:18 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Jul  5 09:15:18 localhost kernel: CR2: 00007f5d56503000 CR3: 0000000036589000 CR4: 00000000000006f0
>Jul  5 09:15:18 localhost kernel: Stack:
>Jul  5 09:15:18 localhost kernel: ffffffffa00a8569 00000000ffffffff 00000002364f3718 ffff880036449438
>Jul  5 09:15:18 localhost kernel: ffff88003c470738 ffff88003c429ae0 ffff88003c429b40 0000000000000000
>Jul  5 09:15:18 localhost kernel: ffff88003c429b50 ffff8800364f3778 ffff8800364f3850 0000000000000000
>Jul  5 09:15:18 localhost kernel: Call Trace:
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00a8569>] ? ttm_bo_move_memcpy+0x5d9/0x6a0 [ttm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b82c8>] bochs_bo_move+0x18/0x20 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00a5d25>] ttm_bo_handle_move_mem+0x265/0x5b0 [ttm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00a66b9>] ? ttm_bo_mem_space+0x169/0x340 [ttm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00a6d47>] ttm_bo_validate+0x237/0x250 [ttm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b8923>] bochs_bo_pin+0xf3/0x170 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b973e>] bochsfb_create+0xfe/0x3f0 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa0093618>] drm_fb_helper_initial_config+0x2d8/0x500 [drm_kms_helper]
>Jul  5 09:15:18 localhost kernel: [<ffffffff811ca1a7>] ? __kmalloc+0x1f7/0x240
>Jul  5 09:15:18 localhost kernel: [<ffffffffa009290e>] ? drm_fb_helper_init+0x10e/0x210 [drm_kms_helper]
>Jul  5 09:15:18 localhost kernel: [<ffffffff811c9876>] ? kmem_cache_alloc_trace+0x1d6/0x200
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b9a8e>] bochs_fbdev_init+0x5e/0x70 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b826f>] bochs_load+0x8f/0xa0 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa004f6cd>] drm_dev_register+0xad/0x100 [drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00522a9>] drm_get_pci_dev+0x89/0x200 [drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00b81b9>] bochs_pci_probe+0x99/0xc0 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffff8138e695>] local_pci_probe+0x45/0xa0
>Jul  5 09:15:18 localhost kernel: [<ffffffff8138fa89>] pci_device_probe+0xf9/0x150
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145e3fd>] driver_probe_device+0x12d/0x3d0
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145e773>] __driver_attach+0x93/0xa0
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145e6e0>] ? __device_attach+0x40/0x40
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145c223>] bus_for_each_dev+0x73/0xc0
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145ddae>] driver_attach+0x1e/0x20
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145d960>] bus_add_driver+0x180/0x250
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:18 localhost kernel: [<ffffffff8145edf4>] driver_register+0x64/0xf0
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:18 localhost kernel: [<ffffffff8138e02c>] __pci_register_driver+0x4c/0x50
>Jul  5 09:15:18 localhost kernel: [<ffffffffa005252a>] drm_pci_init+0x10a/0x140 [drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:18 localhost kernel: [<ffffffffa00c0017>] bochs_init+0x17/0x1000 [bochs_drm]
>Jul  5 09:15:18 localhost kernel: [<ffffffff8100216a>] do_one_initcall+0xfa/0x1b0
>Jul  5 09:15:18 localhost kernel: [<ffffffff81059883>] ? set_memory_nx+0x43/0x50
>Jul  5 09:15:18 localhost kernel: [<ffffffff81103fc2>] load_module+0x1d92/0x25e0
>Jul  5 09:15:18 localhost kernel: [<ffffffff810ffce0>] ? store_uevent+0x70/0x70
>Jul  5 09:15:18 localhost kernel: [<ffffffff811ebf70>] ? kernel_read+0x50/0x80
>Jul  5 09:15:18 localhost kernel: [<ffffffff811049c6>] SyS_finit_module+0xa6/0xd0
>Jul  5 09:15:18 localhost kernel: [<ffffffff816ff229>] system_call_fastpath+0x16/0x1b
>Jul  5 09:15:18 localhost kernel: Code: 1e 44 88 1f c3 90 90 90 90 90 90 90 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 <f3> 48 ab 89 d1 f3 aa 4c 89 c8 c3 66 66 66 90 66 66 66 90 66 66
>Jul  5 09:15:24 localhost kernel: INFO: rcu_sched self-detected stall on CPU { 0}  (t=60000 jiffies g=18446744073709551462 c=18446744073709551461 q=4174)
>Jul  5 09:15:24 localhost kernel: sending NMI to all CPUs:
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 0
>Jul  5 09:15:24 localhost kernel: CPU: 0 PID: 268 Comm: systemd-udevd Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff880036583b40 ti: ffff8800364f0000 task.ti: ffff8800364f0000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff810479dc>]  [<ffffffff810479dc>] default_send_IPI_mask_sequence_phys+0xbc/0x100
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003f403c28  EFLAGS: 00000046
>Jul  5 09:15:24 localhost kernel: RAX: 0000000000000400 RBX: 000000000000b022 RCX: 0000000000000031
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000300
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003f403c60 R08: ffffffff81d0a5e0 R09: 000000000000023e
>Jul  5 09:15:24 localhost kernel: R10: 0000000000000000 R11: ffff88003f40399e R12: ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000400 R14: 0000000000000086 R15: 0000000000000002
>Jul  5 09:15:24 localhost kernel: FS:  00007f5d564fa880(0000) GS:ffff88003f400000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Jul  5 09:15:24 localhost kernel: CR2: 00007f5d56503000 CR3: 0000000036589000 CR4: 00000000000006f0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: 000000003f403c80 0000000000000000 0000000000002710 ffffffff81c54ac0
>Jul  5 09:15:24 localhost kernel: ffffffff81d0a660 ffffffff81c54ac0 0000000000000000 ffff88003f403c70
>Jul  5 09:15:24 localhost kernel: ffffffff8104cc37 ffff88003f403c88 ffffffff81047ba4 ffff88003f40eac0
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: <IRQ>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8104cc37>] physflat_send_IPI_all+0x17/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff81047ba4>] arch_trigger_all_cpu_backtrace+0x64/0xa0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810ed694>] rcu_check_callbacks+0x404/0x670
>Jul  5 09:15:24 localhost kernel: [<ffffffff810c0ab1>] ? account_process_tick+0x121/0x1b0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810973b7>] update_process_times+0x47/0x70
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f89c5>] tick_sched_handle.isra.16+0x25/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a41>] tick_sched_timer+0x41/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810af624>] __run_hrtimer+0x74/0x1d0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a00>] ? tick_sched_handle.isra.16+0x60/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810afe17>] hrtimer_interrupt+0x107/0x250
>Jul  5 09:15:24 localhost kernel: [<ffffffff8100a0ee>] xen_timer_interrupt+0x3e/0x180
>Jul  5 09:15:24 localhost kernel: [<ffffffff814486a0>] ? add_interrupt_randomness+0x50/0x220
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e3c5e>] handle_irq_event_percpu+0x3e/0x1a0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e73ee>] handle_percpu_irq+0x3e/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e32e7>] generic_handle_irq+0x27/0x40
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140dd77>] evtchn_2l_handle_events+0x277/0x290
>Jul  5 09:15:24 localhost kernel: [<ffffffff81009fe0>] ? xen_clocksource_read+0x20/0x30
>Jul  5 09:15:24 localhost kernel: [<ffffffff810bfd8d>] ? sched_clock_local+0x1d/0x80
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140b490>] __xen_evtchn_do_upcall+0x50/0x90
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140d373>] xen_evtchn_do_upcall+0x33/0x50
>Jul  5 09:15:24 localhost kernel: [<ffffffff81700ced>] xen_hvm_callback_vector+0x6d/0x80
>Jul  5 09:15:24 localhost kernel: <EOI>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff811ad33f>] ? alloc_vmap_area+0x6f/0x310
>Jul  5 09:15:24 localhost kernel: [<ffffffff8135aa1f>] ? memset+0x1f/0xb0
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a8569>] ? ttm_bo_move_memcpy+0x5d9/0x6a0 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b82c8>] bochs_bo_move+0x18/0x20 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a5d25>] ttm_bo_handle_move_mem+0x265/0x5b0 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a66b9>] ? ttm_bo_mem_space+0x169/0x340 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a6d47>] ttm_bo_validate+0x237/0x250 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b8923>] bochs_bo_pin+0xf3/0x170 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b973e>] bochsfb_create+0xfe/0x3f0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa0093618>] drm_fb_helper_initial_config+0x2d8/0x500 [drm_kms_helper]
>Jul  5 09:15:24 localhost kernel: [<ffffffff811ca1a7>] ? __kmalloc+0x1f7/0x240
>Jul  5 09:15:24 localhost kernel: [<ffffffffa009290e>] ? drm_fb_helper_init+0x10e/0x210 [drm_kms_helper]
>Jul  5 09:15:24 localhost kernel: [<ffffffff811c9876>] ? kmem_cache_alloc_trace+0x1d6/0x200
>Jul  5 09:15:24 localhost kernel: INFO: rcu_sched detected stalls on CPUs/tasks: { 0}
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b9a8e>] bochs_fbdev_init+0x5e/0x70 [bochs_drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b826f>] bochs_load+0x8f/0xa0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa004f6cd>] drm_dev_register+0xad/0x100 [drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00522a9>] drm_get_pci_dev+0x89/0x200 [drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b81b9>] bochs_pci_probe+0x99/0xc0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138e695>] local_pci_probe+0x45/0xa0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138fa89>] pci_device_probe+0xf9/0x150
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e3fd>] driver_probe_device+0x12d/0x3d0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e773>] __driver_attach+0x93/0xa0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e6e0>] ? __device_attach+0x40/0x40
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145c223>] bus_for_each_dev+0x73/0xc0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145ddae>] driver_attach+0x1e/0x20
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145d960>] bus_add_driver+0x180/0x250
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145edf4>] driver_register+0x64/0xf0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138e02c>] __pci_register_driver+0x4c/0x50
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa005252a>] drm_pci_init+0x10a/0x140 [drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0017>] bochs_init+0x17/0x1000 [bochs_drm]
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8100216a>] do_one_initcall+0xfa/0x1b0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81059883>] ? set_memory_nx+0x43/0x50
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81103fc2>] load_module+0x1d92/0x25e0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810ffce0>] ? store_uevent+0x70/0x70
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff811ebf70>] ? kernel_read+0x50/0x80
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff811049c6>] SyS_finit_module+0xa6/0xd0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff816ff229>] system_call_fastpath+0x16/0x1b
>Jul  5 09:15:24 localhost kernel: Code:
>Jul  5 09:15:24 localhost kernel: 90
>Jul  5 09:15:24 localhost kernel: 8b
>Jul  5 09:15:24 localhost kernel: 0c
>Jul  5 09:15:24 localhost kernel: 25
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: a3
>Jul  5 09:15:24 localhost kernel: 5e
>Jul  5 09:15:24 localhost kernel: ff
>Jul  5 09:15:24 localhost kernel: 80
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: 10
>Jul  5 09:15:24 localhost kernel: 75
>Jul  5 09:15:24 localhost kernel: f2
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: f0
>Jul  5 09:15:24 localhost kernel: c1
>Jul  5 09:15:24 localhost kernel: e0
>Jul  5 09:15:24 localhost kernel: 18
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 04
>Jul  5 09:15:24 localhost kernel: 25
>Jul  5 09:15:24 localhost kernel: 10
>Jul  5 09:15:24 localhost kernel: a3
>Jul  5 09:15:24 localhost kernel: 5e
>Jul  5 09:15:24 localhost kernel: ff
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 83
>Jul  5 09:15:24 localhost kernel: ff
>Jul  5 09:15:24 localhost kernel: 02
>Jul  5 09:15:24 localhost kernel: 44
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e8
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 45
>Jul  5 09:15:24 localhost kernel: c7
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 04
>Jul  5 09:15:24 localhost kernel: 25
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: a3
>Jul  5 09:15:24 localhost kernel: 5e
>Jul  5 09:15:24 localhost kernel: ff
>Jul  5 09:15:24 localhost kernel: <eb>
>Jul  5 09:15:24 localhost kernel: 8a
>Jul  5 09:15:24 localhost kernel: 4c
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: f7
>Jul  5 09:15:24 localhost kernel: 57
>Jul  5 09:15:24 localhost kernel: 9d
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 90
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 90
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 83
>Jul  5 09:15:24 localhost kernel: c4
>Jul  5 09:15:24 localhost kernel: 10
>Jul  5 09:15:24 localhost kernel: 5b
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 5c
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 1
>Jul  5 09:15:24 localhost kernel: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2a62c0 ti: ffff88003d2e8000 task.ti: ffff88003d2e8000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff81053576>]
>Jul  5 09:15:24 localhost kernel: [<ffffffff81053576>] native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003d2ebe78  EFLAGS: 00000286
>Jul  5 09:15:24 localhost kernel: RAX: 00000000ffffffed RBX: ffff88003d2ebfd8 RCX: 0100000000000000
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003d2ebe78 R08: 0000000000000000 R09: ffff880000130400
>Jul  5 09:15:24 localhost kernel: R10: 00000000000003ef R11: 00000000000003dd R12: 0000000000000001
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000000 R14: ffff88003d2e8000 R15: ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f420000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007fff4f03bac8 CR3: 0000000036a0b000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebe98
>Jul  5 09:15:24 localhost kernel: ffffffff8101cdaf
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel: ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebea8
>Jul  5 09:15:24 localhost kernel: ffffffff8101d69f
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebf20
>Jul  5 09:15:24 localhost kernel: ffffffff810d0801
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel: 0000000000000010
>Jul  5 09:15:24 localhost kernel: 0000000000000282
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code:
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fa
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fb
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fb
>Jul  5 09:15:24 localhost kernel: f4
>Jul  5 09:15:24 localhost kernel: <5d>
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: f4
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 2
>Jul  5 09:15:24 localhost kernel: CPU: 2 PID: 0 Comm: swapper/2 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2a6ca0 ti: ffff88003d2ec000 task.ti: ffff88003d2ec000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff81053576>]
>Jul  5 09:15:24 localhost kernel: [<ffffffff81053576>] native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003d2efe78  EFLAGS: 00000286
>Jul  5 09:15:24 localhost kernel: RAX: 00000000ffffffed RBX: ffff88003d2effd8 RCX: 0100000000000000
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003d2efe78 R08: 0000000000000000 R09: ffff88003f4546f8
>Jul  5 09:15:24 localhost kernel: R10: 00000000000003f2 R11: 00000000000003dd R12: 0000000000000002
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000000 R14: ffff88003d2ec000 R15: ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f440000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007f5d543bb140 CR3: 0000000036a0a000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: ffff88003d2efe98
>Jul  5 09:15:24 localhost kernel: ffffffff8101cdaf
>Jul  5 09:15:24 localhost kernel: ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel: ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffff88003d2efea8
>Jul  5 09:15:24 localhost kernel: ffffffff8101d69f
>Jul  5 09:15:24 localhost kernel: ffff88003d2eff20
>Jul  5 09:15:24 localhost kernel: ffffffff810d0801
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel: 0000000000000010
>Jul  5 09:15:24 localhost kernel: 0000000000000286
>Jul  5 09:15:24 localhost kernel: ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code:
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fa
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fb
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: fb
>Jul  5 09:15:24 localhost kernel: f4
>Jul  5 09:15:24 localhost kernel: <5d>
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: e5
>Jul  5 09:15:24 localhost kernel: f4
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c3
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: 1f
>Jul  5 09:15:24 localhost kernel: 84
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 3
>Jul  5 09:15:24 localhost kernel: CPU: 3 PID: 0 Comm: swapper/3 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2f0000 ti: ffff88003d2f8000 task.ti: ffff88003d2f8000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff81430564>]
>Jul  5 09:15:24 localhost kernel: [<ffffffff81430564>] vt_console_print+0x1b4/0x420
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003f463b08  EFLAGS: 00000002
>Jul  5 09:15:24 localhost kernel: RAX: 0000000000000749 RBX: ffff88003d830000 RCX: 00000000ffffffff
>Jul  5 09:15:24 localhost kernel: RDX: ffff8800000be9be RSI: 0000000000000003 RDI: ffffffff82000b70
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003f463b60 R08: 000000000000000f R09: ffff8800000be9a0
>Jul  5 09:15:24 localhost kernel: R10: 0000000000000000 R11: ffff88003f463a36 R12: 0000000000000049
>Jul  5 09:15:24 localhost kernel: R13: ffffffff81ee2a90 R14: 0000000000000000 R15: 0000000000000010
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f460000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007f7928404000 CR3: 0000000036ab0000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: 0000000f00000002
>Jul  5 09:15:24 localhost kernel: ffff8800000be9a0
>Jul  5 09:15:24 localhost kernel: ffffffff81ee2ac3
>Jul  5 09:15:24 localhost kernel: ffff88003d830000
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffffffff00000020
>Jul  5 09:15:24 localhost kernel: 71f4ed89d4d06fa5
>Jul  5 09:15:24 localhost kernel: ffffffff81cae300
>Jul  5 09:15:24 localhost kernel: 0000000000000043
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel: 0000000000000034
>Jul  5 09:15:24 localhost kernel: 0000000000000000
>Jul  5 09:15:24 localhost kernel: ffff88003f463b88
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: <IRQ>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e0963>] call_console_drivers.constprop.19+0x93/0xf0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e1855>] console_unlock+0x2a5/0x3f0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e1c15>] vprintk_emit+0x275/0x4f0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810c8f04>] ? update_group_power+0x174/0x270
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff816eb576>] printk+0x77/0x8e
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810ed847>] rcu_check_callbacks+0x5b7/0x670
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810973b7>] update_process_times+0x47/0x70
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f89c5>] tick_sched_handle.isra.16+0x25/0x60
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a41>] tick_sched_timer+0x41/0x60
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810af624>] __run_hrtimer+0x74/0x1d0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a00>] ? tick_sched_handle.isra.16+0x60/0x60
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810afe17>] hrtimer_interrupt+0x107/0x250
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8100a0ee>] xen_timer_interrupt+0x3e/0x180
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e3c5e>] handle_irq_event_percpu+0x3e/0x1a0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e73ee>] handle_percpu_irq+0x3e/0x60
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e32e7>] generic_handle_irq+0x27/0x40
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140dd77>] evtchn_2l_handle_events+0x277/0x290
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81009fe0>] ? xen_clocksource_read+0x20/0x30
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810bfd8d>] ? sched_clock_local+0x1d/0x80
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140b490>] __xen_evtchn_do_upcall+0x50/0x90
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140d373>] xen_evtchn_do_upcall+0x33/0x50
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81700ced>] xen_hvm_callback_vector+0x6d/0x80
>Jul  5 09:15:24 localhost kernel: <EOI>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81053576>] ? native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code:
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 83
>Jul  5 09:15:24 localhost kernel: c7
>Jul  5 09:15:24 localhost kernel: 01
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: b6
>Jul  5 09:15:24 localhost kernel: 83
>Jul  5 09:15:24 localhost kernel: c5
>Jul  5 09:15:24 localhost kernel: 01
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 41
>Jul  5 09:15:24 localhost kernel: 0f
>Jul  5 09:15:24 localhost kernel: b6
>Jul  5 09:15:24 localhost kernel: f4
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: c7
>Jul  5 09:15:24 localhost kernel: c7
>Jul  5 09:15:24 localhost kernel: 70
>Jul  5 09:15:24 localhost kernel: 0b
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 82
>Jul  5 09:15:24 localhost kernel: 44
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 45
>Jul  5 09:15:24 localhost kernel: ac
>Jul  5 09:15:24 localhost kernel: 4c
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 4d
>Jul  5 09:15:24 localhost kernel: b0
>Jul  5 09:15:24 localhost kernel: c1
>Jul  5 09:15:24 localhost kernel: e0
>Jul  5 09:15:24 localhost kernel: 08
>Jul  5 09:15:24 localhost kernel: 01
>Jul  5 09:15:24 localhost kernel: f0
>Jul  5 09:15:24 localhost kernel: be
>Jul  5 09:15:24 localhost kernel: 03
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 66
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 02
>Jul  5 09:15:24 localhost kernel: <48>
>Jul  5 09:15:24 localhost kernel: 8d
>Jul  5 09:15:24 localhost kernel: 55
>Jul  5 09:15:24 localhost kernel: c0
>Jul  5 09:15:24 localhost kernel: 48
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 5d
>Jul  5 09:15:24 localhost kernel: c0
>Jul  5 09:15:24 localhost kernel: 44
>Jul  5 09:15:24 localhost kernel: 89
>Jul  5 09:15:24 localhost kernel: 65
>Jul  5 09:15:24 localhost kernel: c8
>Jul  5 09:15:24 localhost kernel: e8
>Jul  5 09:15:24 localhost kernel: 4b
>Jul  5 09:15:24 localhost kernel: 9c
>Jul  5 09:15:24 localhost kernel: 2c
>Jul  5 09:15:24 localhost kernel: 00
>Jul  5 09:15:24 localhost kernel: 44
>Jul  5 09:15:24 localhost kernel: 8b
>Jul  5 09:15:24 localhost kernel: 45
>Jul  5 09:15:24 localhost kernel: ac
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: (detected by 3, t=60002 jiffies, g=18446744073709551462, c=18446744073709551461, q=4174)
>Jul  5 09:15:24 localhost kernel: sending NMI to all CPUs:
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 1
>Jul  5 09:15:24 localhost kernel: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2a62c0 ti: ffff88003d2e8000 task.ti: ffff88003d2e8000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff81053576>]  [<ffffffff81053576>] native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003d2ebe78  EFLAGS: 00000286
>Jul  5 09:15:24 localhost kernel: RAX: 00000000ffffffed RBX: ffff88003d2ebfd8 RCX: 0100000000000000
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003d2ebe78 R08: 0000000000000000 R09: ffff880000130400
>Jul  5 09:15:24 localhost kernel: R10: 00000000000003ef R11: 00000000000003dd R12: 0000000000000001
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000000 R14: ffff88003d2e8000 R15: ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f420000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007fff4f03bac8 CR3: 0000000036a0b000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebe98 ffffffff8101cdaf ffff88003d2ebfd8 ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebea8 ffffffff8101d69f ffff88003d2ebf20 ffffffff810d0801
>Jul  5 09:15:24 localhost kernel: ffff88003d2ebfd8 0000000000000010 0000000000000282 ffff88003d2ebfd8
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 2
>Jul  5 09:15:24 localhost kernel: CPU: 2 PID: 0 Comm: swapper/2 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2a6ca0 ti: ffff88003d2ec000 task.ti: ffff88003d2ec000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff81053576>]  [<ffffffff81053576>] native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003d2efe78  EFLAGS: 00000286
>Jul  5 09:15:24 localhost kernel: RAX: 00000000ffffffed RBX: ffff88003d2effd8 RCX: 0100000000000000
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003d2efe78 R08: 0000000000000000 R09: ffff88003f4546f8
>Jul  5 09:15:24 localhost kernel: R10: 00000000000003f2 R11: 00000000000003dd R12: 0000000000000002
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000000 R14: ffff88003d2ec000 R15: ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f440000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007f5d543bb140 CR3: 0000000036a0a000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: ffff88003d2efe98 ffffffff8101cdaf ffff88003d2effd8 ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel: ffff88003d2efea8 ffffffff8101d69f ffff88003d2eff20 ffffffff810d0801
>Jul  5 09:15:24 localhost kernel: ffff88003d2effd8 0000000000000010 0000000000000286 ffff88003d2effd8
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 3
>Jul  5 09:15:24 localhost kernel: CPU: 3 PID: 0 Comm: swapper/3 Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff88003d2f0000 ti: ffff88003d2f8000 task.ti: ffff88003d2f8000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff810479dc>]  [<ffffffff810479dc>] default_send_IPI_mask_sequence_phys+0xbc/0x100
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff88003f463c28  EFLAGS: 00000046
>Jul  5 09:15:24 localhost kernel: RAX: 0000000000000400 RBX: 000000000000b022 RCX: 0000000000000031
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000003 RSI: 0000000000000006 RDI: 0000000000000300
>Jul  5 09:15:24 localhost kernel: RBP: ffff88003f463c60 R08: ffffffff81d0a5e0 R09: 0000000000000460
>Jul  5 09:15:24 localhost kernel: R10: 0000000000000000 R11: ffff88003f46399e R12: ffffffff81d0a5e0
>Jul  5 09:15:24 localhost kernel: R13: 0000000000000400 R14: 0000000000000086 R15: 0000000000000002
>Jul  5 09:15:24 localhost kernel: FS:  0000000000000000(0000) GS:ffff88003f460000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>Jul  5 09:15:24 localhost kernel: CR2: 00007f7928404000 CR3: 0000000036ab0000 CR4: 00000000000006e0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: 000000063f463c80 0000000000000003 0000000000002710 ffffffff81c54ac0
>Jul  5 09:15:24 localhost kernel: ffffffff81d0a660 ffffffff81c54ac0 0000000000000003 ffff88003f463c70
>Jul  5 09:15:24 localhost kernel: ffffffff8104cc37 ffff88003f463c88 ffffffff81047ba4 ffff88003f46eac0
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: <IRQ>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff8104cc37>] physflat_send_IPI_all+0x17/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff81047ba4>] arch_trigger_all_cpu_backtrace+0x64/0xa0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810ed8e3>] rcu_check_callbacks+0x653/0x670
>Jul  5 09:15:24 localhost kernel: [<ffffffff810973b7>] update_process_times+0x47/0x70
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f89c5>] tick_sched_handle.isra.16+0x25/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a41>] tick_sched_timer+0x41/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810af624>] __run_hrtimer+0x74/0x1d0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810f8a00>] ? tick_sched_handle.isra.16+0x60/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810afe17>] hrtimer_interrupt+0x107/0x250
>Jul  5 09:15:24 localhost kernel: [<ffffffff8100a0ee>] xen_timer_interrupt+0x3e/0x180
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e3c5e>] handle_irq_event_percpu+0x3e/0x1a0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e73ee>] handle_percpu_irq+0x3e/0x60
>Jul  5 09:15:24 localhost kernel: [<ffffffff810e32e7>] generic_handle_irq+0x27/0x40
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140dd77>] evtchn_2l_handle_events+0x277/0x290
>Jul  5 09:15:24 localhost kernel: [<ffffffff81009fe0>] ? xen_clocksource_read+0x20/0x30
>Jul  5 09:15:24 localhost kernel: [<ffffffff810bfd8d>] ? sched_clock_local+0x1d/0x80
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140b490>] __xen_evtchn_do_upcall+0x50/0x90
>Jul  5 09:15:24 localhost kernel: [<ffffffff8140d373>] xen_evtchn_do_upcall+0x33/0x50
>Jul  5 09:15:24 localhost kernel: [<ffffffff81700ced>] xen_hvm_callback_vector+0x6d/0x80
>Jul  5 09:15:24 localhost kernel: <EOI>
>Jul  5 09:15:24 localhost kernel:
>Jul  5 09:15:24 localhost kernel: [<ffffffff81053576>] ? native_safe_halt+0x6/0x10
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101cdaf>] default_idle+0x1f/0xc0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8101d69f>] arch_cpu_idle+0xf/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff810d0801>] cpu_startup_entry+0x251/0x410
>Jul  5 09:15:24 localhost kernel: [<ffffffff81043f2b>] start_secondary+0x22b/0x310
>Jul  5 09:15:24 localhost kernel: Code: 90 8b 0c 25 00 a3 5e ff 80 e5 10 75 f2 89 f0 c1 e0 18 89 04 25 10 a3 5e ff 41 83 ff 02 44 89 e8 41 0f 45 c7 89 04 25 00 a3 5e ff <eb> 8a 4c 89 f7 57 9d 66 66 90 66 90 48 83 c4 10 5b 41 5c 41 5d
>Jul  5 09:15:24 localhost kernel: NMI backtrace for cpu 0
>Jul  5 09:15:24 localhost kernel: CPU: 0 PID: 268 Comm: systemd-udevd Not tainted 3.15.3-200.fc20.x86_64 #1
>Jul  5 09:15:24 localhost kernel: Hardware name: Xen HVM domU, BIOS 4.1.6.1 06/18/2014
>Jul  5 09:15:24 localhost kernel: task: ffff880036583b40 ti: ffff8800364f0000 task.ti: ffff8800364f0000
>Jul  5 09:15:24 localhost kernel: RIP: 0010:[<ffffffff8135aa1f>]  [<ffffffff8135aa1f>] memset+0x1f/0xb0
>Jul  5 09:15:24 localhost kernel: RSP: 0018:ffff8800364f36a0  EFLAGS: 00000206
>Jul  5 09:15:24 localhost kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000001d273
>Jul  5 09:15:24 localhost kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000d96c68
>Jul  5 09:15:24 localhost kernel: RBP: ffff8800364f3798 R08: 00000000f17fffff R09: ffffc90000b80000
>Jul  5 09:15:24 localhost kernel: R10: 0000000000000001 R11: ffffffff811ad33f R12: ffff88003c470868
>Jul  5 09:15:24 localhost kernel: R13: ffff880036449400 R14: ffff8800364f3850 R15: ffff880036449400
>Jul  5 09:15:24 localhost kernel: FS:  00007f5d564fa880(0000) GS:ffff88003f400000(0000) knlGS:0000000000000000
>Jul  5 09:15:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Jul  5 09:15:24 localhost kernel: CR2: 00007f5d56503000 CR3: 0000000036589000 CR4: 00000000000006f0
>Jul  5 09:15:24 localhost kernel: Stack:
>Jul  5 09:15:24 localhost kernel: ffffffffa00a8569 00000000ffffffff 00000002364f3718 ffff880036449438
>Jul  5 09:15:24 localhost kernel: ffff88003c470738 ffff88003c429ae0 ffff88003c429b40 0000000000000000
>Jul  5 09:15:24 localhost kernel: ffff88003c429b50 ffff8800364f3778 ffff8800364f3850 0000000000000000
>Jul  5 09:15:24 localhost kernel: Call Trace:
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a8569>] ? ttm_bo_move_memcpy+0x5d9/0x6a0 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b82c8>] bochs_bo_move+0x18/0x20 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a5d25>] ttm_bo_handle_move_mem+0x265/0x5b0 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a66b9>] ? ttm_bo_mem_space+0x169/0x340 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00a6d47>] ttm_bo_validate+0x237/0x250 [ttm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b8923>] bochs_bo_pin+0xf3/0x170 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b973e>] bochsfb_create+0xfe/0x3f0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa0093618>] drm_fb_helper_initial_config+0x2d8/0x500 [drm_kms_helper]
>Jul  5 09:15:24 localhost kernel: [<ffffffff811ca1a7>] ? __kmalloc+0x1f7/0x240
>Jul  5 09:15:24 localhost kernel: [<ffffffffa009290e>] ? drm_fb_helper_init+0x10e/0x210 [drm_kms_helper]
>Jul  5 09:15:24 localhost kernel: [<ffffffff811c9876>] ? kmem_cache_alloc_trace+0x1d6/0x200
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b9a8e>] bochs_fbdev_init+0x5e/0x70 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b826f>] bochs_load+0x8f/0xa0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa004f6cd>] drm_dev_register+0xad/0x100 [drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00522a9>] drm_get_pci_dev+0x89/0x200 [drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00b81b9>] bochs_pci_probe+0x99/0xc0 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138e695>] local_pci_probe+0x45/0xa0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138fa89>] pci_device_probe+0xf9/0x150
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e3fd>] driver_probe_device+0x12d/0x3d0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e773>] __driver_attach+0x93/0xa0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145e6e0>] ? __device_attach+0x40/0x40
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145c223>] bus_for_each_dev+0x73/0xc0
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145ddae>] driver_attach+0x1e/0x20
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145d960>] bus_add_driver+0x180/0x250
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel: [<ffffffff8145edf4>] driver_register+0x64/0xf0
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel: [<ffffffff8138e02c>] __pci_register_driver+0x4c/0x50
>Jul  5 09:15:24 localhost kernel: [<ffffffffa005252a>] drm_pci_init+0x10a/0x140 [drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0000>] ? 0xffffffffa00bffff
>Jul  5 09:15:24 localhost kernel: [<ffffffffa00c0017>] bochs_init+0x17/0x1000 [bochs_drm]
>Jul  5 09:15:24 localhost kernel: [<ffffffff8100216a>] do_one_initcall+0xfa/0x1b0
>Jul  5 09:15:24 localhost kernel: [<ffffffff81059883>] ? set_memory_nx+0x43/0x50
>Jul  5 09:15:24 localhost kernel: [<ffffffff81103fc2>] load_module+0x1d92/0x25e0
>Jul  5 09:15:24 localhost kernel: [<ffffffff810ffce0>] ? store_uevent+0x70/0x70
>Jul  5 09:15:24 localhost kernel: [<ffffffff811ebf70>] ? kernel_read+0x50/0x80
>Jul  5 09:15:24 localhost kernel: [<ffffffff811049c6>] SyS_finit_module+0xa6/0xd0
>Jul  5 09:15:24 localhost kernel: [<ffffffff816ff229>] system_call_fastpath+0x16/0x1b
>Jul  5 09:15:24 localhost kernel: Code: 1e 44 88 1f c3 90 90 90 90 90 90 90 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 <f3> 48 ab 89 d1 f3 aa 4c 89 c8 c3 66 66 66 90 66 66 66 90 66 66

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Attachments on bug 1104682: 914814