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xen-bugs
[Xen-bugs] [Bug 1417] New: [VT-d] Xen hypervisor will crash at booting i
http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1417
Summary: [VT-d] Xen hypervisor will crash at booting if vt-d is
enabled
Product: Xen
Version: unstable
Platform: All
OS/Version: All
Status: NEW
Severity: critical
Priority: P1
Component: Hypervisor
AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
ReportedBy: haicheng.li@xxxxxxxxx
Environment:
------------
Service Arch (ia32/ia32e/IA64): ia32pae ia32e
Guest Arch (ia32/ia32e/IA64):
Guest OS Type (Linux/Windows):
Change Set: 19196
Hardware: NHM-HEDT, Stoakley
Other:
Bug detailed description:
--------------------------
Xen hypervisor with VT-d enabled will crash at booting with following log:
(XEN) Intel machine check reporting enabled on CPU#7.
(XEN) CPU7: Thermal monitoring enabled (TM2)
(XEN) CMCI: CPU7 has no CMCI support
(XEN) CPU7: Intel(R) Xeon(R) CPU X5376 @ 2.80GHz stepping 0b
(XEN) Total of 8 processors activated.
(XEN) ENABLING IO-APIC IRQs
(XEN) -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) checking TSC synchronization across 8 CPUs: passed.
(XEN) Platform timer is 3.579MHz ACPI PM Timer
(XEN) microcode.c:73:d32767 microcode: CPU1 resumed
(XEN) microcode.c:73:d32767 microcode: CPU7 resumed
(XEN) microcode.c:73:d32767 microcode: CPU3 resumed
(XEN) microcode.c:73:d32767 microcode: CPU5 resumed
(XEN) Brought up 8 CPUs
(XEN) microcode.c:73:d32767 microcode: CPU2 resumed
(XEN) ----[ Xen-3.4-unstable x86_64 debug=y Not tainted ]----
(XEN) microcode.c:73:d32767 microcode: CPU6 resumed
(XEN) CPU: 0
(XEN) microcode.c:73:d32767 microcode: CPU4 resumed
(XEN) RIP: e008:[<ffff828c8011b591>] check_lock+0x19/0x4e
(XEN) RFLAGS: 0000000000010046 CONTEXT: hypervisor
(XEN) rax: 0000000000000001 rbx: 0000000000000040 rcx: 0000000000000001
(XEN) rdx: 0000000000000082 rsi: 0000000000000001 rdi: 0000000000000044
(XEN) rbp: ffff828c80277c58 rsp: ffff828c80277c58 r8: 0000000000000004
(XEN) r9: 0000000000000001 r10: 0000000000000001 r11: 0000000000000000
(XEN) r12: 0000000000000082 r13: 0000000000000282 r14: 0000000000000090
(XEN) r15: ffff83022ff937e0 cr0: 000000008005003b cr4: 00000000000026f0
(XEN) cr3: 00000000cfc7c000 cr2: 0000000000000044
(XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008
(XEN) Xen stack trace from rsp=ffff828c80277c58:
(XEN) ffff828c80277c78 ffff828c8011b70c 0000000000000000 0000000000000040
(XEN) ffff828c80277c98 ffff828c8012df24 ffff828c802a1c00 ffff828c802a1c24
(XEN) ffff828c80277ca8 ffff828c8012df83 ffff828c80277ce8 ffff828c80147cc0
(XEN) ffff828c80277ce8 00000000fffffff4 0000000000000090 ffff828c8012e3a7
(XEN) ffff828c801e2279 ffff83022ff933a0 ffff828c80277d28 ffff828c801481fa
(XEN) ffff83022ff937e0 0000000000000090 ffff83022ff933a0 0000000000004800
(XEN) ffff83022ff933a0 ffff828c8029d400 ffff828c80277d68 ffff828c8012e32f
(XEN) ffff828c80277d48 0000000000000004 ffff83022ff933a0 0000000000000282
(XEN) ffff83022fff16b0 0000000000100000 ffff828c80277d98 ffff828c8012eff7
(XEN) 0000000000000004 ffff83022ff936e0 ffff828c8020bab0 0000000000000020
(XEN) ffff828c80277de8 ffff828c8012f586 ffff828c80277dd8 ffff828c8012a183
(XEN) 0000000000000004 00010001802095c0 0001000100010001 00000000ffffffed
(XEN) ffff828c8022ec08 0000000000000007 ffff828c80277e08 ffff828c8012be18
(XEN) ffff828c80277e08 ffff828c8022eaf8 ffff828c80277f18 ffff828c80222ca8
(XEN) 0000000000000000 0000000000000000 0000000000000000 ffff828c8020e675
(XEN) ffffffffc0270000 ffff8300cfc7cff8 ffff8300cfc7dff8 000000000020e610
(XEN) 000000000008bf30 0000000000000000 0000000000000000 0000000000000000
(XEN) ffff83000008bfc0 ffff83000008bf30 0000000000afd000 0000000000000000
(XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
(XEN) 0000000000000000 0000000000000000 0000000800000000 000000010000006e
(XEN) Xen call trace:
(XEN) [<ffff828c8011b591>] check_lock+0x19/0x4e
(XEN) [<ffff828c8011b70c>] _spin_lock_irqsave+0x21/0x3f
(XEN) [<ffff828c8012df24>] dma_msi_unmask+0x2a/0x4b
(XEN) [<ffff828c8012df83>] dma_msi_startup+0x9/0x10
(XEN) [<ffff828c80147cc0>] setup_irq_vector+0x73/0x99
(XEN) [<ffff828c801481fa>] request_irq_vector+0x6c/0x9a
(XEN) [<ffff828c8012e32f>] iommu_set_interrupt+0x97/0x10f
(XEN) [<ffff828c8012eff7>] init_vtd_hw+0x13a/0x2d1
(XEN) [<ffff828c8012f586>] intel_vtd_setup+0x32e/0x42e
(XEN) [<ffff828c8012be18>] iommu_setup+0x2d/0xf5
(XEN) [<ffff828c80222ca8>] __start_xen+0x457d/0x4895
(XEN)
(XEN) Pagetable walk from 0000000000000044:
(XEN) L4[0x000] = 000000022fff0063 5555555555555555
(XEN) L3[0x000] = 000000022ffef063 5555555555555555
(XEN) L2[0x000] = 000000022ffee063 5555555555555555
(XEN) L1[0x000] = 0000000000000000 ffffffffffffffff
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) FATAL PAGE FAULT
(XEN) [error_code=0000]
(XEN) Faulting linear address: 0000000000000044
(XEN) ****************************************
(XEN)
(XEN) Reboot in five seconds...
--
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