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[Xen-devel] Re: AMD IOMMU related boot failure due to page coalescing c/

from [Ian Jackson] [Permanent Link][Original]
To: Wei Wang2 <wei.wang2@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "keir@xxxxxxx" <keir@xxxxxxx>
Subject: [Xen-devel] Re: AMD IOMMU related boot failure due to page coalescing c/s 23767
From: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Date: Fri, 19 Aug 2011 16:59:41 +0100
Cc:
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I wrote:
> The machine in question does have a reasonable amount of RAM.  And
> yes, thanks, your patch fixes it for me.

But wait, actually it now crashes later !

(XEN) Assertion 'test_bit(vector, cfg->used_vectors)' failed at io_apic.c:455
(XEN) ----[ Xen-4.2-unstable  x86_64  debug=y  Not tainted ]----
(XEN) CPU:    0
(XEN) RIP:    e008:[<ffff82c48015e062>] smp_irq_move_cleanup_interrupt+0x24d/0x2
cf
(XEN) RFLAGS: 0000000000010046   CONTEXT: hypervisor
(XEN) rax: 0000000000000000   rbx: 0000000000000051   rcx: ffff82c4802e0c60
(XEN) rdx: 0000000000000051   rsi: 0000000000000001   rdi: ffff83021fe011b8
(XEN) rbp: ffff82c4802a7e28   rsp: ffff82c4802a7da8   r8:  0000000000000001
(XEN) r9:  ffff83021fff0108   r10: ffff83021fffa580   r11: 000000057f8429e5
(XEN) r12: 0000000000000022   r13: ffff83021ff00890   r14: ffff83021fe011b4
(XEN) r15: ffff82c4802a7f18   cr0: 000000008005003b   cr4: 00000000000006f0
(XEN) cr3: 00000000dfcac000   cr2: 00000000c4463c80
(XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0033   ss: 0000   cs: e008
(XEN) Xen stack trace from rsp=ffff82c4802a7da8:
(XEN)    ffff82c4802a7f18 ffff82c4802a7de8 ffff82c4802a7f18 ffff82c4802a7f18
(XEN)    ffff82c4802e0c60 ffff82c4802e0c60 0000005100000000 0000000000000000
(XEN)    ffff82c4802e0700 0000000000000002 ffff82c4802a7e10 ffff82c4802a7f18
(XEN)    ffff82c480253150 ffff82c4802a7f18 00000004481ab3c7 ffff82c4802502c0
(XEN)    00007d3b7fd581a7 ffff82c48014e000 ffff82c4802502c0 00000004481ab3c7
(XEN)    ffff82c4802a7f18 ffff82c480253150 ffff82c4802a7ee0 ffff82c4802a7f18
(XEN)    000000057f8429e5 ffff83021fffa580 ffff83021fff0108 0000000000000001
(XEN)    0000000000000000 0000000000000000 ffff82c4802e06f0 ffff82c4802e1180
(XEN)    0000000000000000[    7.392316] A 0000002000000000 ffff82c480154153 0000
00000000e008DDRCONF(NETDEV_U
(XEN)    0000000000000246 ffff82c4802a7ee0 0000000000000000 ffff82c4802a7f10P):
eth0: link i
(XEN)    ffff82c4801571e6 0000000000000000 ffff8300dfafe000 0000000000000000s no
t ready

(XEN)    ffff8300dfcef000 ffff82c4802a7d48 0000000000000000 0000000000000000
(XEN)    0000000000000000 0000000000000000 00000000c4b7bec4 00000000b7d902c8
(XEN)    0000000000000000 0000000000000000 0000000000000000 0000000000000000
(XEN)    0000000000000001 00000000c4463c80 0000000000000002 00000000c441d300
(XEN)    0000000020185067 0000000e00000003 00000000c104da9e 0000000000000061
(XEN)    0000000000000202 00000000c4b7beb0 0000000000000069 0000000000000000
(XEN)    0000000000000000 0000000000000000 0000000000000000 0000000000000000
(XEN)    ffff8300dfafe000 0000000000000000 0000000000000000
(XEN) Xen call trace:
(XEN)    [<ffff82c48015e062>] smp_irq_move_cleanup_interrupt+0x24d/0x2cf
(XEN)    [<ffff82c48014e000>] irq_move_cleanup_interrupt+0x30/0x40
(XEN)    [<ffff82c480154153>] default_idle+0x81/0x86
(XEN)    [<ffff82c4801571e6>] idle_loop+0x55/0x69
(XEN)
[    7.393691] i(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) Assertion 'test_bit(vector, cfg->used_vectors)' failed at io_apic.c:455
gb: eth0 NIC Lin(XEN) ****************************************
(XEN)
k is Up 1000 Mbp(XEN) Reboot in five seconds...
s Full Duplex, F(XEN) Assertion 'test_bit(vector, cfg->used_vectors)' failed at
io_apic.c:455
(XEN) ----[ Xen-4.2-unstable  x86_64  debug=y  Not tainted ]----
(XEN) CPU:    0
(XEN) RIP:    e008:[<ffff82c48015e062>]
 smp_irq_move_cleanup_interrupt+0x24d/0x2cf
(XEN) RFLAGS: 0000000000010046   CONTEXT: hypervisor
(XEN) rax: 0000000000000000   rbx: 0000000000000031   rcx: ffff82c4802e0c60
(XEN) rdx: 0000000000000031   rsi: 0000000000000002   rdi: ffff83021fe00fb8
(XEN) rbp: ffff82c4802a7968   rsp: ffff82c4802a78e8   r8:  0000000000000000
(XEN) r9:  0000000000000048   r10: 00000000fffffffc   r11: 00000000fffffffe
(XEN) r12: 000000000000001e   r13: ffff83021ff00790   r14: ffff83021fe00fb4
(XEN) r15: ffff82c4802a7f18   cr0: 000000008005003b   cr4: 00000000000006f0
(XEN) cr3: 00000000dfcac000   cr2: 00000000c4463c80
(XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0033   ss: 0000   cs: e008
(XEN) Xen stack trace from rsp=ffff82c4802a78e8:
(XEN)    ffff82c4802a7f18 ffff82c4802a7928 ffff82c4802a7f18 ffff82c4802a7f18
(XEN)    ffff82c4802e0c60 ffff82c4802e0c60 0000003100000000 ffff82c4802a7aa8
(XEN)    ffff82c4802a7938 ffff82c48013b831 ffff82c4802a7968 ffff83021fe00280
(XEN)    0000000000000200 0000000000000004 ffff82c4802a7aa8 ffff82c4802c6568
(XEN)    00007d3b7fd58667 ffff82c48014e000 ffff82c4802c6568 ffff82c4802a7aa8
(XEN)    0000000000000004 0000000000000200 ffff82c4802a7a98 ffff83021fe00280
(XEN)    00000000fffffffe 00000000fffffffc 0000000000000048 0000000000000000
(XEN)    0000000000000000 0000000000000000 ffff82c4802a7f18 0000000000000002
(XEN)    ffff83021fe002b4 0000002000000000 ffff82c480123d9c 000000000000e008
(XEN)    0000000000000246 ffff82c4802a7a20 0000000000000000 ffff82c480162be2
(XEN)    ffff82c480123df4 ffff82c4802a7a58 0000000000000004 ffff83021fe002b4
(XEN)    ffff82c400000004 ffff82c4802a7e38 ffff82c4802a7a78 ffff82c48013aa69
(XEN)    ffff82c4802a7a78 ffff82c4802457e0 0000000000000082 ffff82c48023532e
(XEN)    00000000000001c7 0000000000000061 00007d3b7fd58537 ffff82c48015b3b6
(XEN)    0000000000000061 00000000000001c7 ffff82c48023532e 0000000000000082
(XEN)    ffff82c4802a7b88 ffff82c4802457e0 00000000fffffffe 00000000fffffffc
(XEN)    0000000000000048 0000000000000000 0000000000000000 0000000000000000
(XEN)    ffff82c4802a7f18 0000000000000002 ffff82c48025d3a0 000000f100000000
(XEN)    ffff82c480176905 000000000000e008 0000000000000246 ffff82c4802a7b58
(XEN)    0000000000000000 ffff82c4801768fd 0000138880245802 ffff82c4802457e0
(XEN) Xen call trace:
(XEN)    [<ffff82c48015e062>] smp_irq_move_cleanup_interrupt+0x24d/0x2cf
(XEN)    [<ffff82c48014e000>] irq_move_cleanup_interrupt+0x30/0x40
(XEN)    [<ffff82c480123d9c>] _spin_unlock_irq+0x44/0x45
(XEN)    [<ffff82c48015b3b6>] common_interrupt+0x26/0x30
(XEN)    [<ffff82c480176905>] machine_restart+0x3d/0x1e2
(XEN)    [<ffff82c48013b13d>] panic+0x18d/0x199
(XEN)    [<ffff82c48017f85b>] do_invalid_op+0x3d1/0x458
(XEN)    [<ffff82c480219d36>] handle_exception_saved+0x30/0x6e
(XEN)    [<ffff82c48015e062>] smp_irq_move_cleanup_interrupt+0x24d/0x2cf
(XEN)    [<ffff82c48014e000>] irq_move_cleanup_interrupt+0x30/0x40
(XEN)    [<ffff82c480154153>] default_idle+0x81/0x86
(XEN)    [<ffff82c4801571e6>] idle_loop+0x55/0x69
(XEN)
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) Assertion 'test_bit(vector, cfg->used_vectors)' failed at io_apic.c:455
(XEN) ****************************************
(XEN)
(XEN) Reboot in five seconds...

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