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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@ts.fujitsu.com
Domagkstr. 28 Internet: ts.fujitsu.com
D-80807 Muenchen Company details: ts.fujitsu.com/imprint.html


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