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[Xen-devel] hypervisor panic on system boot in spinlock.c


  • To: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>
  • From: Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>
  • Date: Fri, 04 Nov 2011 11:23:42 +0100
  • Cc:
  • Delivery-date: Fri, 04 Nov 2011 03:25:01 -0700
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  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Hi,

with xen-unstable cs 24069 I get the following error when booting dom0:

(XEN) PCI add device 0000:00:01.0
(XEN) Xen BUG at spinlock.c:47
(XEN) ----[ Xen-4.2-unstable  x86_64  debug=y  Tainted:    C ]----
(XEN) CPU:    3
(XEN) RIP:    e008:[<ffff82c480124774>] check_lock+0x44/0x50
(XEN) RFLAGS: 0000000000010046   CONTEXT: hypervisor
(XEN) rax: 0000000000000000   rbx: ffff83033eb17868   rcx: 0000000000000001
(XEN) rdx: 0000000000000000   rsi: 0000000000000001   rdi: ffff83033eb1786c
(XEN) rbp: ffff83033ea8fd30   rsp: ffff83033ea8fd30   r8:  ffff83033ea8feb8
(XEN) r9:  00000000deadbeef   r10: ffff82c480225cb0   r11: 0000000000000246
(XEN) r12: ffff83033eb16000   r13: 0000000000000020   r14: ffff83033ea8feb8
(XEN) r15: ffff83033eb17868   cr0: 000000008005003b   cr4: 00000000000026f0
(XEN) cr3: 0000000335691000   cr2: 0000000000000000
(XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010   cs: e008
(XEN) Xen stack trace from rsp=ffff83033ea8fd30:
(XEN)    ffff83033ea8fd48 ffff82c4801247b1 0000000000000020 ffff83033ea8fd88
(XEN)    ffff82c48012b4f5 00000102000000ed 0000000000000020 0000000000000010
(XEN)    0000000000000030 ffff83033ea8feb8 ffff83033ea8fe90 ffff83033ea8fdc8
(XEN)    ffff82c48012b9c7 000000000000f800 0000000000000000 ffff83033eac3180
(XEN)    0000000000000292 ffff83033ea8feb8 ffff83033ea8fe90 ffff83033ea8fde8
(XEN)    ffff82c48010f3ab 0000000000000031 ffff83033eac3180 ffff83033ea8fe18
(XEN)    ffff82c4801658dd ffff83033eb10010 0000000000007ff0 ffff83033ea92000
(XEN)    0000000000000000 ffff83033ea8fe78 ffff82c480177453 ffff83033ea8fe68
(XEN)    ffff83033ea8fe94 ffffffff3ea8fe68 ffff82c480265aa0 ffff83033ea92000
(XEN)    ffff8300bf2fb000 ffff8800bf90fb70 ffff8800bfaf1000 0000000000000000
(XEN)    0000000000007ff0 ffff83033ea8fef8 ffff82c480177d0a 0000000000007ff0
(XEN)    ffffffffffffffff 0000000800000000 ffffffff00000000 0000000000000000
(XEN)    0000000000000003 ffffffff08000000 0000000000000000 0000000000000000
(XEN)    00a0fb00bf2fb000 ffff8300bf2fb000 0000000000000000 ffff8800bfaf1000
(XEN)    0000000000000000 00007cfcc15700c7 ffff82c48021c928 ffffffff8000342a
(XEN)    0000000000000021 0000000000007ff0 0000000000000000 ffff8800bfaf1000
(XEN)    0000000000000000 ffff8800bfaf1000 0000000000000000 0000000000000246
(XEN)    0000000000000008 ffff8800bf90fba4 0000000000000002 0000000000000021
(XEN)    ffffffff8000342a 0000000000000000 ffff8800bf90fb70 000000000000000d
(XEN)    0000010000000000 ffffffff8000342a 000000000000e033 0000000000000246
(XEN) Xen call trace:
(XEN)    [<ffff82c480124774>] check_lock+0x44/0x50
(XEN)    [<ffff82c4801247b1>] _spin_lock+0x11/0x5d
(XEN)    [<ffff82c48012b4f5>] xmem_pool_alloc+0x138/0x4d2
(XEN)    [<ffff82c48012b9c7>] _xmalloc+0x138/0x230
(XEN)    [<ffff82c48010f3ab>] init_one_irq_desc+0x33/0xf8
(XEN)    [<ffff82c4801658dd>] create_irq+0x71/0xb4
(XEN)    [<ffff82c480177453>] physdev_map_pirq+0x2c8/0x548
(XEN)    [<ffff82c480177d0a>] do_physdev_op+0x637/0x10e5
(XEN)    [<ffff82c48021c928>] syscall_enter+0xc8/0x122
(XEN)
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 3:
(XEN) Xen BUG at spinlock.c:47
(XEN) ****************************************


Juergen

--
Juergen Gross                 Principal Developer Operating Systems
PDG ES&S SWE OS6                       Telephone: +49 (0) 89 3222 2967
Fujitsu Technology Solutions              e-mail: juergen.gross@xxxxxxxxxxxxxx
Domagkstr. 28                           Internet: ts.fujitsu.com
D-80807 Muenchen                 Company details: ts.fujitsu.com/imprint.html


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