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jintack

Incomplete SMP L2 booting with the same kernel

Apr 19th, 2016
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  1. ./run-guest.sh: line 95: /sys/class/net/kvmtap0/ifindex: No such file or directory
  2. Booting Linux on physical CPU 0x3
  3. Initializing cgroup subsys cpu
  4. Linux version 4.4.0-rc5+ (jintackl@kvm-node.jintackl-qv15103.kvmarm-pg0.utah.cloudlab.us) (gcc version 4.8.2 (Ubuntu/Linaro 4.8.2-19ubuntu1) ) #2 SMP PREEMPT Tue Apr 19 20:00:21 MDT 2016
  5. Boot CPU: AArch64 Processor [500f0001]
  6. earlycon: Early serial console at MMIO 0x9000000 (options '')
  7. bootconsole [uart0] enabled
  8. efi: Getting EFI parameters from FDT:
  9. efi: UEFI not found.
  10. cma: Reserved 16 MiB at 0x00000000ff000000
  11. psci: probing for conduit method from DT.
  12. psci: PSCIv0.2 detected in firmware.
  13. psci: Using standard PSCI v0.2 function IDs
  14. psci: Trusted OS migration not required
  15. Failed to find device node for boot cpu
  16. missing boot CPU MPIDR, not enabling secondaries
  17. PERCPU: Embedded 15 pages/cpu @ffff8000fffc7000 s24576 r8192 d28672 u61440
  18. Detected PIPT I-cache on CPU0
  19. Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1032192
  20. Kernel command line: earlycon=pl011,0x09000000 console=ttyAMA0 root=/dev/vda rw
  21. PID hash table entries: 4096 (order: 3, 32768 bytes)
  22. Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
  23. Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
  24. software IO TLB [mem 0xfafff000-0xfefff000] (64MB) mapped at [ffff8000bafff000-ffff8000beffefff]
  25. Memory: 4030056K/4194304K available (6002K kernel code, 505K rwdata, 2520K rodata, 548K init, 217K bss, 147864K reserved, 16384K cma-reserved)
  26. Virtual kernel memory layout:
  27. vmalloc : 0xffff000000000000 - 0xffff7bffbfff0000 (126974 GB)
  28. vmemmap : 0xffff7bffc0000000 - 0xffff7fffc0000000 ( 4096 GB maximum)
  29. 0xffff7bffc1000000 - 0xffff7bffc5000000 ( 64 MB actual)
  30. fixed : 0xffff7ffffa7fd000 - 0xffff7ffffac00000 ( 4108 KB)
  31. PCI I/O : 0xffff7ffffae00000 - 0xffff7ffffbe00000 ( 16 MB)
  32. modules : 0xffff7ffffc000000 - 0xffff800000000000 ( 64 MB)
  33. memory : 0xffff800000000000 - 0xffff800100000000 ( 4096 MB)
  34. .init : 0xffff8000008d5000 - 0xffff80000095e000 ( 548 KB)
  35. .text : 0xffff800000080000 - 0xffff8000008d4994 ( 8531 KB)
  36. .data : 0xffff80000096f000 - 0xffff8000009ed600 ( 506 KB)
  37. SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
  38. Preemptible hierarchical RCU implementation.
  39. Build-time adjustment of leaf fanout to 64.
  40. RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=1.
  41. RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=1
  42. NR_IRQS:64 nr_irqs:64 0
  43. GICv2m: Node v2m: range[0x8020000:0x8020fff], SPI[80:144]
  44. Architected cp15 timer(s) running at 50.00MHz (virt).
  45. clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xb8812736b, max_idle_ns: 440795202655 ns
  46. sched_clock: 56 bits at 50MHz, resolution 20ns, wraps every 4398046511100ns
  47. Console: colour dummy device 80x25
  48. Calibrating delay loop (skipped), value calculated using timer frequency.. 100.00 BogoMIPS (lpj=200000)
  49. pid_max: default: 32768 minimum: 301
  50. Security Framework initialized
  51. Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
  52. Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)
  53. Initializing cgroup subsys memory
  54. Initializing cgroup subsys hugetlb
  55. EFI services will not be available.
  56. ASID allocator initialised with 65536 entries
  57. Brought up 1 CPUs
  58. SMP: Total of 1 processors activated.
  59. CPU: All CPU(s) started at EL1
  60. devtmpfs: initialized
  61. DMI not present or invalid.
  62. clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  63. pinctrl core: initialized pinctrl subsystem
  64. NET: Registered protocol family 16
  65. cpuidle: using governor ladder
  66. cpuidle: using governor menu
  67. vdso: 2 pages (1 code @ ffff800000975000, 1 data @ ffff800000974000)
  68. hw-breakpoint: found 4 breakpoint and 4 watchpoint registers.
  69. DMA: preallocated 256 KiB pool for atomic allocations
  70. Serial: AMBA PL011 UART driver
  71. 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 38, base_baud = 0) is a PL011 rev1
  72. console [ttyAMA0] enabled
  73. console [ttyAMA0] enabled
  74. bootconsole [uart0] disabled
  75. bootconsole [uart0] disabled
  76. vgaarb: loaded
  77. SCSI subsystem initialized
  78. usbcore: registered new interface driver usbfs
  79. usbcore: registered new interface driver hub
  80. usbcore: registered new device driver usb
  81. pps_core: LinuxPPS API ver. 1 registered
  82. pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  83. PTP clock support registered
  84. dmi: Firmware registration failed.
  85. clocksource: Switched to clocksource arch_sys_counter
  86. NET: Registered protocol family 2
  87. TCP established hash table entries: 32768 (order: 6, 262144 bytes)
  88. TCP bind hash table entries: 32768 (order: 7, 524288 bytes)
  89. TCP: Hash tables configured (established 32768 bind 32768)
  90. UDP hash table entries: 2048 (order: 4, 65536 bytes)
  91. UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
  92. NET: Registered protocol family 1
  93. RPC: Registered named UNIX socket transport module.
  94. RPC: Registered udp transport module.
  95. RPC: Registered tcp transport module.
  96. RPC: Registered tcp NFSv4.1 backchannel transport module.
  97. kvm [1]: HYP mode not available
  98. nest-tests successfully initialized
  99. futex hash table entries: 256 (order: 3, 32768 bytes)
  100. audit: initializing netlink subsys (disabled)
  101. audit: type=2000 audit(2.304:1): initialized
  102. HugeTLB registered 2 MB page size, pre-allocated 0 pages
  103. VFS: Disk quotas dquot_6.6.0
  104. VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  105. NFS: Registering the id_resolver key type
  106. Key type id_resolver registered
  107. Key type id_legacy registered
  108. fuse init (API version 7.23)
  109. 9p: Installing v9fs 9p2000 file system support
  110. io scheduler noop registered
  111. io scheduler cfq registered (default)
  112. PCI host bridge /pcie@10000000 ranges:
  113. IO 0x3eff0000..0x3effffff -> 0x00000000
  114. MEM 0x10000000..0x3efeffff -> 0x10000000
  115. pci-host-generic 3f000000.pcie: PCI host bridge to bus 0000:00
  116. pci_bus 0000:00: root bus resource [bus 00-0f]
  117. pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
  118. pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff]
  119. pci 0000:00:01.0: BAR 1: assigned [mem 0x10000000-0x10000fff]
  120. pci 0000:00:01.0: BAR 0: assigned [io 0x1000-0x103f]
  121. virtio-pci 0000:00:01.0: enabling device (0000 -> 0003)
  122. virtio-pci 0000:00:01.0: virtio_pci: leaving for legacy driver
  123. Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
  124. msm_serial: driver initialized
  125. Failed to find cpu0 device node
  126. Unable to detect cache hierarchy from DT for CPU 0
  127. loop: module loaded
  128. tun: Universal TUN/TAP device driver, 1.6
  129. tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
  130. sky2: driver version 1.30
  131. ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  132. ehci-pci: EHCI PCI platform driver
  133. ehci-platform: EHCI generic platform driver
  134. ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  135. ohci-pci: OHCI PCI platform driver
  136. ohci-platform: OHCI generic platform driver
  137. usbcore: registered new interface driver usb-storage
  138. mousedev: PS/2 mouse device common for all mice
  139. device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
  140. sdhci: Secure Digital Host Controller Interface driver
  141. sdhci: Copyright(c) Pierre Ossman
  142. Synopsys Designware Multimedia Card Interface Driver
  143. sdhci-pltfm: SDHCI platform and OF driver helper
  144. ledtrig-cpu: registered to indicate activity on CPUs
  145. usbcore: registered new interface driver usbhid
  146. usbhid: USB HID core driver
  147. NET: Registered protocol family 17
  148. bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
  149. 9pnet: Installing 9P2000 support
  150. Key type dns_resolver registered
  151. registered taskstats version 1
  152. hctosys: unable to open rtc device (rtc0)
  153. uart-pl011 9000000.pl011: no DMA platform data
  154. EXT4-fs (vda): couldn't mount as ext3 due to feature incompatibilities
  155. EXT4-fs (vda): recovery complete
  156. EXT4-fs (vda): mounted filesystem with ordered data mode. Opts: (null)
  157. VFS: Mounted root (ext4 filesystem) on device 254:0.
  158. devtmpfs: mounted
  159. Freeing unused kernel memory: 548K (ffff8000008d5000 - ffff80000095e000)
  160. Freeing alternatives memory: 48K (ffff80000095e000 - ffff80000096a000)
  161. Mount failed for selinuxfs on /sys/fs/selinux: No such file or directory
  162. random: init urandom read with 6 bits of entropy available
  163. init: hwclock main process (743) terminated with status 1
  164. init: plymouth-upstart-bridge main process (741) terminated with status 1
  165. init: plymouth-upstart-bridge main process ended, respawning
  166.  
  167. Ubuntu 14.04 LTS kvm-guest ttyAMA0
  168.  
  169. kvm-guest login: root (automatic login)
  170.  
  171. Last login: Thu Jan 1 00:00:15 UTC 1970 on tty1
  172. Welcome to Ubuntu 14.04 LTS (GNU/Linux 4.4.0-rc5+ aarch64)
  173.  
  174. * Documentation: http://www.linaro.org
  175. root@kvm-guest:~#
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