[Xen-devel] Re: [xen-unstable test] 9085: regressions - FAIL

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

xen.org writes ("[xen-unstable test] 9085: regressions - FAIL"):
>  test-amd64-i386-xl            5 xen-boot                 fail pass in 9083

Boot failure on machines with AMD IOMMU, I think.

Ian.

Sep 26 12:13:59.207009 (XEN) PCI: Using MCFG for segment 0000 bus 00-ff
Sep 26 12:13:59.214606 (XEN) Xen BUG at iommu_init.c:777
Sep 26 12:13:59.218999 (XEN) ----[ Xen-4.2-unstable  x86_64  debug=y  Not 
tainted ]----
Sep 26 12:13:59.226620 (XEN) CPU:    0
Sep 26 12:13:59.226659 (XEN) RIP:    e008:[<ffff82c48026f576>] 
alloc_ivrs_mappings+0x14/0x18b
Sep 26 12:13:59.235021 (XEN) RFLAGS: 0000000000010246   CONTEXT: hypervisor
Sep 26 12:13:59.243013 (XEN) rax: 0000000000000000   rbx: ffff8302155faee0   
rcx: 0000000000000000
Sep 26 12:13:59.250624 (XEN) rdx: 0000000000000000   rsi: 0000000000000010   
rdi: 0000000000000000
Sep 26 12:13:59.259027 (XEN) rbp: ffff82c4802a7d58   rsp: ffff82c4802a7d48   
r8:  ffff83021b202004
Sep 26 12:13:59.266626 (XEN) r9:  0000000000000010   r10: 0000000000000004   
r11: 0000000000000001
Sep 26 12:13:59.274671 (XEN) r12: 0000000000000000   r13: ffff82c3ffd7a620   
r14: ffff82c3ffd7a620
Sep 26 12:13:59.282628 (XEN) r15: ffff83000007bfb0   cr0: 000000008005003b   
cr4: 00000000000006f0
Sep 26 12:13:59.290627 (XEN) cr3: 00000000dfcac000   cr2: 0000000000000000
Sep 26 12:13:59.295026 (XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: 
0000   cs: e008
Sep 26 12:13:59.303027 (XEN) Xen stack trace from rsp=ffff82c4802a7d48:
Sep 26 12:13:59.310613 (XEN)    ffff8302155faee0 ffff82c3ffd7a650 
ffff82c4802a7da8 ffff82c480270508
Sep 26 12:13:59.318631 (XEN)    ffff82c4802a7df0 ffff83000007bf30 
ffff82c4802a7d98 0000000000000030
Sep 26 12:13:59.326629 (XEN)    ffff82c3ffd7a650 ffff82c3ffd7a620 
ffff82c3ffd7a620 ffff83000007bfb0
Sep 26 12:13:59.334630 (XEN)    ffff82c4802a7dd8 ffff82c480271f5f 
ffff82c480271ebc ffff82c48028adbd
Sep 26 12:13:59.342631 (XEN)    ffff83000007bf30 ffff83000007bf30 
ffff82c4802a7e08 ffff82c48027238b
Sep 26 12:13:59.350631 (XEN)    ffff8302155faea0 ffff82c3ffd7a620 
00000000ffffffed 0000000000000000
Sep 26 12:13:59.359035 (XEN)    ffff82c4802a7e18 ffff82c4802707df 
ffff82c4802a7e28 ffff82c48026ff9b
Sep 26 12:13:59.366656 (XEN)    ffff82c4802a7e48 ffff82c48026cfc7 
ffff82c4802a7f18 ffff83000007bfb0
Sep 26 12:13:59.374634 (XEN)    ffff82c4802a7f08 ffff82c48027e179 
0000000000000000 0000000000000000
Sep 26 12:13:59.382632 (XEN)    ffff83000007bdc0 000000000084a000 
00000000dfa00000 0000000000000000
Sep 26 12:13:59.390632 (XEN)    00000000002f6280 ffff82c4802d9574 
ffff83000007bf30 00000000ffffffff
Sep 26 12:13:59.399033 (XEN)    ffff82c400000004 ffff830000000003 
0000000800000000 000000010000006e
Sep 26 12:13:59.406634 (XEN)    0000000000000003 00000000000002f8 
0000000000000000 0000000000000000
Sep 26 12:13:59.414634 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.422635 (XEN)    000000000007fe0c ffff82c4801000b5 
0000000000000000 0000000000000000
Sep 26 12:13:59.430737 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.442655 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.451039 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.458638 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.466638 (XEN)    0000000000000000 0000000000000000 
0000000000000000 0000000000000000
Sep 26 12:13:59.474638 (XEN) Xen call trace:
Sep 26 12:13:59.479012 (XEN)    [<ffff82c48026f576>] 
alloc_ivrs_mappings+0x14/0x18b
Sep 26 12:13:59.483042 (XEN)    [<ffff82c480270508>] 
amd_iommu_detect_one_acpi+0x108/0x300
Sep 26 12:13:59.491039 (XEN)    [<ffff82c480271f5f>] detect_iommu_acpi+0xa3/0xd4
Sep 26 12:13:59.498633 (XEN)    [<ffff82c48027238b>] acpi_table_parse+0x6e/0x7c
Sep 26 12:13:59.502631 (XEN)    [<ffff82c4802707df>] 
amd_iommu_detect_acpi+0x17/0x19
Sep 26 12:13:59.511033 (XEN)    [<ffff82c48026ff9b>] amd_iov_detect+0x1a/0xcf
Sep 26 12:13:59.519034 (XEN)    [<ffff82c48026cfc7>] iommu_setup+0x67/0x151
Sep 26 12:13:59.522631 (XEN)    [<ffff82c48027e179>] __start_xen+0x258a/0x2931
Sep 26 12:13:59.530665 (XEN)    
Sep 26 12:13:59.530702 (XEN) 
Sep 26 12:13:59.534602 (XEN) ****************************************
Sep 26 12:13:59.539024 (XEN) Panic on CPU 0:
Sep 26 12:13:59.542612 (XEN) Xen BUG at iommu_init.c:777
Sep 26 12:13:59.546620 (XEN) ****************************************
Sep 26 12:13:59.555029 (XEN) 
Sep 26 12:13:59.555065 (XEN) Reboot in five seconds...

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