[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] xen panics when setting int3 traps
Aslo reboot when destroy a VM. The logs from L1 Xen: (XEN) ----[ Xen-4.4.1 x86_64 debug=n Not tainted ]----
(XEN) CPU: 0 (XEN) RIP: e008:[<ffff82d080127b6b>] _spin_unlock+0x1b/0x30 (XEN) RFLAGS: 0000000000010202 CONTEXT: hypervisor (XEN) rax: ffff82d0802f8320 rbx: 00007f4b024a9004 rcx: 0000000000000002 (XEN) rdx: ffff82d0802b0000 rsi: 0000000000000080 rdi: 000000007c6ebdb0 (XEN) rbp: ffff82d0802b7e48 rsp: ffff82d0802b7dc0 r8: 0000000000000004 (XEN) r9: 0000000000000002 r10: ffff82d0802284f0 r11: 0000000000000282 (XEN) r12: 0000000000000000 r13: 00007fffd571aff0 r14: ffff8300740a0000 (XEN) r15: 0000000000000000 cr0: 0000000080050033 cr4: 00000000001526f0 (XEN) cr3: 000000003afa0000 cr2: 000000007c6ebdb0 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e010 cs: e008 (XEN) Xen stack trace from rsp=ffff82d0802b7dc0: (XEN) ffff82d080103285 ffff83007c6eb000 0000000000000000 ffff83007c6eb000 (XEN) 0000000100000005 ffff83007c6eb000 ffff83007c6c1000 ffff82d0802b7ec8 (XEN) ffff82d0802b0000 ffff83007c6eb000 ffff82e000fde500 0000000000000005 (XEN) 0000000000000000 ffff83007ef28000 ffff83007c6c1000 000000000007ef28 (XEN) 00007ff000000003 0000000900000003 0000000001650001 000000000165f670 (XEN) 00007fffd571b140 0000000000000001 00007f4b02299557 0000000000000001 (XEN) 0000000000000000 00007fffd571b0ac 00007f4b01bf2018 000000000165f450 (XEN) 0000000000000001 000000000165f680 00007f4b022a0515 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000001 0000000000000033 (XEN) ffff83007c6c1000 ffff8800442ebec0 ffff88006bdb2490 00007fffd571aff0 (XEN) 00007fffd571aff0 0000000000000000 ffff82d08021aef9 00007fffd571b140 (XEN) 000000000165f670 000000000165b050 000000000165f680 ffff8800442ebec0 (XEN) ffff88006d709400 0000000000000282 00007fff00000001 000000b4d327202c (XEN) 00007f4b02077040 0000000000000024 ffffffff8100148a 0000000000000000 (XEN) 0000000000000001 00007f4b024a9004 0001010000000000 ffffffff8100148a (XEN) 000000000000e033 0000000000000282 ffff8800442ebe30 000000000000e02b (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 ffff83007c6c1000 0000000000000000 0000000000000000 (XEN) Xen call trace: (XEN) [<ffff82d080127b6b>] _spin_unlock+0x1b/0x30 (XEN) [<ffff82d080103285>] do_domctl+0x2c5/0x1180 (XEN) [<ffff82d08021aef9>] syscall_enter+0xa9/0xae (XEN) (XEN) Pagetable walk from 000000007c6ebdb0: (XEN) L4[0x000] = 000000003afaf067 0000000000043139 (XEN) L3[0x001] = 0000000000000000 ffffffffffffffff (XEN) (XEN) **************************************** (XEN) Panic on CPU 0: (XEN) FATAL PAGE FAULT (XEN) [error_code=0002] (XEN) Faulting linear address: 000000007c6ebdb0 (XEN) **************************************** (XEN) (XEN) Reboot in five seconds... And the logs from L0 Xen (d20 is the L1 Xen): (d20) HVM Loader (d20) Detected Xen v4.6.0 (d20) Xenbus rings @0xfeffc000, event channel 1 (d20) System requested SeaBIOS (d20) CPU speed is 1600 MHz (d20) Relocating guest memory for lowmem MMIO space disabled (d20) PCI-ISA link 0 routed to IRQ5 (d20) PCI-ISA link 1 routed to IRQ10 (d20) PCI-ISA link 2 routed to IRQ11 (d20) PCI-ISA link 3 routed to IRQ5 (d20) pci dev 01:3 INTA->IRQ10 (d20) pci dev 02:0 INTA->IRQ11 (d20) pci dev 04:0 INTA->IRQ5 (d20) No RAM in high memory; setting high_mem resource base to 100000000 (d20) pci dev 03:0 bar 10 size 002000000: 0f0000008 (d20) pci dev 02:0 bar 14 size 001000000: 0f2000008 (d20) pci dev 04:0 bar 30 size 000040000: 0f3000000 (d20) pci dev 03:0 bar 30 size 000010000: 0f3040000 (d20) pci dev 03:0 bar 14 size 000001000: 0f3050000 (d20) pci dev 02:0 bar 10 size 000000100: 00000c001 (d20) pci dev 04:0 bar 10 size 000000100: 00000c101 (d20) pci dev 04:0 bar 14 size 000000100: 0f3051000 (d20) pci dev 01:1 bar 20 size 000000010: 00000c201 (d20) Multiprocessor initialisation: (d20) - CPU0 ... 46-bit phys ... fixed MTRRs ... var MTRRs [1/8] ... done. (d20) - CPU1 ... 46-bit phys ... fixed MTRRs ... var MTRRs [1/8] ... done. (d20) Writing SMBIOS tables ... (d20) Loading SeaBIOS ... (d20) Creating MP tables ... (d20) Loading ACPI ... (d20) vm86 TSS at fc00a180 (d20) BIOS map: (d20) 10000-100d3: Scratch space (d20) c0000-fffff: Main BIOS (d20) E820 table: (d20) [00]: 00000000:00000000 - 00000000:000a0000: RAM (d20) HOLE: 00000000:000a0000 - 00000000:000c0000 (d20) [01]: 00000000:000c0000 - 00000000:00100000: RESERVED (d20) [02]: 00000000:00100000 - 00000000:7f800000: RAM (d20) HOLE: 00000000:7f800000 - 00000000:fc000000 (d20) [03]: 00000000:fc000000 - 00000001:00000000: RESERVED (d20) Invoking SeaBIOS ... (d20) SeaBIOS (version rel-1.8.2-0-g33fbe13-20151206_111754-storage) (d20) (d20) Found Xen hypervisor signature at 40000000 (d20) Running on QEMU (i440fx) (d20) xen: copy e820... (d20) Relocating init from 0x000de2f0 to 0x7f7ae840 (size 71424) (d20) CPU Mhz=1601 (d20) Found 7 PCI devices (max PCI bus is 00) (d20) Allocated Xen hypercall page at 7f7ff000 (d20) Detected Xen v4.6.0 (d20) xen: copy BIOS tables... (d20) Copying SMBIOS entry point from 0x00010010 to 0x000f6490 (d20) Copying MPTABLE from 0xfc001160/fc001170 to 0x000f6390 (d20) Copying PIR from 0x00010030 to 0x000f6310 (d20) Copying ACPI RSDP from 0x000100b0 to 0x000f62e0 (d20) Using pmtimer, ioport 0xb008 (d20) Scan for VGA option rom (d20) Running option rom at c000:0003 (d20) pmm call arg1=0 (d20) Turning on vga text mode console (d20) SeaBIOS (version rel-1.8.2-0-g33fbe13-20151206_111754-storage) (d20) Machine UUID b99ffc8f-8dda-44c8-b8e7-04331274c410 (d20) All threads complete. (d20) Found 0 lpt ports (d20) Found 1 serial ports (d20) ATA controller 1 at 1f0/3f4/0 (irq 14 dev 9) (d20) ATA controller 2 at 170/374/0 (irq 15 dev 9) (d20) ata0-0: QEMU HARDDISK ATA-7 Hard-Disk (20480 MiBytes) (d20) Searching bootorder for: /pci@i0cf8/*@1,1/drive@0/disk@0 (d20) PS2 keyboard initialized (d20) All threads complete. (d20) Scan for option roms (d20) Running option rom at c980:0003 (d20) pmm call arg1=1 (d20) pmm call arg1=0 (d20) pmm call arg1=1 (d20) pmm call arg1=0 (d20) Searching bootorder for: /pci@i0cf8/*@4 (d20) (d20) Press F12 for boot menu. (d20) (d20) Searching bootorder for: HALT (d20) drive 0x000f6290: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 s=41943040 (d20) Space available for UMB: ca800-ee800, f5cb0-f6290 (d20) Returned 258048 bytes of ZoneHigh (d20) e820 map has 6 items: (d20) 0: 0000000000000000 - 000000000009fc00 = 1 RAM (d20) 1: 000000000009fc00 - 00000000000a0000 = 2 RESERVED (d20) 2: 00000000000f0000 - 0000000000100000 = 2 RESERVED (d20) 3: 0000000000100000 - 000000007f7ff000 = 1 RAM (d20) 4: 000000007f7ff000 - 000000007f800000 = 2 RESERVED (d20) 5: 00000000fc000000 - 0000000100000000 = 2 RESERVED (d20) enter handle_19: (d20) NULL (d20) Booting from Hard Disk... (d20) Booting from 0000:7c00 jones
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