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  1. [ 0.000000] Linux version 4.15.0-rc7+ (daniel@oreo) (gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.5)) #13 SMP Tue Jan 30 22:28:55 EET 2018
  2. [ 0.000000] Command line:
  3. [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
  4. [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
  5. [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
  6. [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
  7. [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
  8. [ 0.000000] e820: BIOS-provided physical RAM map:
  9. [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
  10. [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
  11. [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
  12. [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdffff] usable
  13. [ 0.000000] BIOS-e820: [mem 0x000000007ffe0000-0x000000007fffffff] reserved
  14. [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
  15. [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
  16. [ 0.000000] NX (Execute Disable) protection: active
  17. [ 0.000000] random: fast init done
  18. [ 0.000000] SMBIOS 2.8 present.
  19. [ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org 04/01/2014
  20. [ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
  21. [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
  22. [ 0.000000] e820: last_pfn = 0x7ffe0 max_arch_pfn = 0x400000000
  23. [ 0.000000] MTRR default type: write-back
  24. [ 0.000000] MTRR fixed ranges enabled:
  25. [ 0.000000] 00000-9FFFF write-back
  26. [ 0.000000] A0000-BFFFF uncachable
  27. [ 0.000000] C0000-FFFFF write-protect
  28. [ 0.000000] MTRR variable ranges enabled:
  29. [ 0.000000] 0 base 0080000000 mask FF80000000 uncachable
  30. [ 0.000000] 1 disabled
  31. [ 0.000000] 2 disabled
  32. [ 0.000000] 3 disabled
  33. [ 0.000000] 4 disabled
  34. [ 0.000000] 5 disabled
  35. [ 0.000000] 6 disabled
  36. [ 0.000000] 7 disabled
  37. [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
  38. [ 0.000000] found SMP MP-table at [mem 0x000f5b40-0x000f5b4f] mapped at [ (ptrval)]
  39. [ 0.000000] Scanning 1 areas for low memory corruption
  40. [ 0.000000] Base memory trampoline at [ (ptrval)] 99000 size 24576
  41. [ 0.000000] BRK [0x4e723000, 0x4e723fff] PGTABLE
  42. [ 0.000000] BRK [0x4e724000, 0x4e724fff] PGTABLE
  43. [ 0.000000] BRK [0x4e725000, 0x4e725fff] PGTABLE
  44. [ 0.000000] BRK [0x4e726000, 0x4e726fff] PGTABLE
  45. [ 0.000000] BRK [0x4e727000, 0x4e727fff] PGTABLE
  46. [ 0.000000] BRK [0x4e728000, 0x4e728fff] PGTABLE
  47. [ 0.000000] RAMDISK: [mem 0x7fcd9000-0x7ffdffff]
  48. [ 0.000000] ACPI: Early table checksum verification disabled
  49. [ 0.000000] ACPI: RSDP 0x00000000000F5900 000014 (v00 BOCHS )
  50. [ 0.000000] ACPI: RSDT 0x000000007FFE16C2 00002C (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001)
  51. [ 0.000000] ACPI: FACP 0x000000007FFE154E 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001)
  52. [ 0.000000] ACPI: DSDT 0x000000007FFE0040 00150E (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001)
  53. [ 0.000000] ACPI: FACS 0x000000007FFE0000 000040
  54. [ 0.000000] ACPI: APIC 0x000000007FFE1642 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001)
  55. [ 0.000000] ACPI: Local APIC address 0xfee00000
  56. [ 0.000000] No NUMA configuration found
  57. [ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000007ffdffff]
  58. [ 0.000000] NODE_DATA(0) allocated [mem 0x7fcd5000-0x7fcd8fff]
  59. [ 0.000000] tsc: Fast TSC calibration using PIT
  60. [ 0.000000] Zone ranges:
  61. [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff]
  62. [ 0.000000] DMA32 [mem 0x0000000001000000-0x000000007ffdffff]
  63. [ 0.000000] Normal empty
  64. [ 0.000000] Movable zone start for each node
  65. [ 0.000000] Early memory node ranges
  66. [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff]
  67. [ 0.000000] node 0: [mem 0x0000000000100000-0x000000007ffdffff]
  68. [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000007ffdffff]
  69. [ 0.000000] On node 0 totalpages: 524158
  70. [ 0.000000] DMA zone: 64 pages used for memmap
  71. [ 0.000000] DMA zone: 21 pages reserved
  72. [ 0.000000] DMA zone: 3998 pages, LIFO batch:0
  73. [ 0.000000] DMA32 zone: 8128 pages used for memmap
  74. [ 0.000000] DMA32 zone: 520160 pages, LIFO batch:31
  75. [ 0.000000] Reserved but unavailable: 98 pages
  76. [ 0.000000] ACPI: PM-Timer IO Port: 0x608
  77. [ 0.000000] ACPI: Local APIC address 0xfee00000
  78. [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
  79. [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
  80. [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
  81. [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
  82. [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
  83. [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
  84. [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
  85. [ 0.000000] ACPI: IRQ0 used by override.
  86. [ 0.000000] ACPI: IRQ5 used by override.
  87. [ 0.000000] ACPI: IRQ9 used by override.
  88. [ 0.000000] ACPI: IRQ10 used by override.
  89. [ 0.000000] ACPI: IRQ11 used by override.
  90. [ 0.000000] Using ACPI (MADT) for SMP configuration information
  91. [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
  92. [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
  93. [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
  94. [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
  95. [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
  96. [ 0.000000] e820: [mem 0x80000000-0xfeffbfff] available for PCI devices
  97. [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
  98. [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1
  99. [ 0.000000] percpu: Embedded 43 pages/cpu @ (ptrval) s137368 r8192 d30568 u1048576
  100. [ 0.000000] pcpu-alloc: s137368 r8192 d30568 u1048576 alloc=1*2097152
  101. [ 0.000000] pcpu-alloc: [0] 0 1
  102. [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 515945
  103. [ 0.000000] Policy zone: DMA32
  104. [ 0.000000] Kernel command line:
  105. [ 0.000000] Calgary: detecting Calgary via BIOS EBDA area
  106. [ 0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
  107. [ 0.000000] Memory: 2034476K/2096632K available (12300K kernel code, 1272K rwdata, 3040K rodata, 1200K init, 660K bss, 62156K reserved, 0K cma-reserved)
  108. [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
  109. [ 0.000000] Kernel/User page tables isolation: enabled
  110. [ 0.000000] Hierarchical RCU implementation.
  111. [ 0.000000] RCU event tracing is enabled.
  112. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.
  113. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
  114. [ 0.000000] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
  115. [ 0.000000] Console: colour VGA+ 80x25
  116. [ 0.000000] console [tty0] enabled
  117. [ 0.000000] ACPI: Core revision 20170831
  118. [ 0.000000] ACPI: 1 ACPI AML tables successfully acquired and loaded
  119. [ 0.001000] APIC: Switch to symmetric I/O mode setup
  120. [ 0.001000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
  121. [ 0.006000] tsc: Fast TSC calibration using PIT
  122. [ 0.007000] tsc: Detected 2400.044 MHz processor
  123. [ 0.007000] Calibrating delay loop (skipped), value calculated using timer frequency.. 4800.08 BogoMIPS (lpj=2400044)
  124. [ 0.008002] pid_max: default: 32768 minimum: 301
  125. [ 0.008336] Security Framework initialized
  126. [ 0.009001] SELinux: Initializing.
  127. [ 0.009353] SELinux: Starting in permissive mode
  128. [ 0.009697] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
  129. [ 0.010093] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
  130. [ 0.010449] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes)
  131. [ 0.011005] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes)
  132. [ 0.011510] CPU: Physical Processor ID: 0
  133. [ 0.011817] mce: CPU supports 10 MCE banks
  134. [ 0.012031] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
  135. [ 0.012343] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
  136. [ 0.012744] Freeing SMP alternatives memory: 36K
  137. [ 0.013116] TSC deadline timer enabled
  138. [ 0.013122] smpboot: CPU0: Intel Xeon E312xx (Sandy Bridge) (family: 0x6, model: 0x2a, stepping: 0x1)
  139. [ 0.013580] Performance Events: unsupported p6 CPU model 42 no PMU driver, software events only.
  140. [ 0.014000] Hierarchical SRCU implementation.
  141. [ 0.014181] smp: Bringing up secondary CPUs ...
  142. [ 0.014518] x86: Booting SMP configuration:
  143. [ 0.014784] .... node #0, CPUs: #1
  144. [ 0.076037] smp: Brought up 1 node, 2 CPUs
  145. [ 0.076545] smpboot: Max logical packages: 2
  146. [ 0.077006] smpboot: Total of 2 processors activated (9667.90 BogoMIPS)
  147. [ 0.077552] devtmpfs: initialized
  148. [ 0.078108] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
  149. [ 0.078100] kworker/u4:0 (20) used greatest stack depth: 14896 bytes left
  150. [ 0.079005] futex hash table entries: 512 (order: 3, 32768 bytes)
  151. [ 0.079426] RTC time: 21:30:09, date: 01/30/18
  152. [ 0.079828] NET: Registered protocol family 16
  153. [ 0.080042] audit: initializing netlink subsys (disabled)
  154. [ 0.080333] audit: type=2000 audit(1517347808.080:1): state=initialized audit_enabled=0 res=1
  155. [ 0.080333] cpuidle: using governor menu
  156. [ 0.081022] ACPI: bus type PCI registered
  157. [ 0.081462] PCI: Using configuration type 1 for base access
  158. [ 0.082038] kworker/u4:0 (48) used greatest stack depth: 14760 bytes left
  159. [ 0.082449] kworker/u4:0 (65) used greatest stack depth: 14280 bytes left
  160. [ 0.087047] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
  161. [ 0.087387] ACPI: Added _OSI(Module Device)
  162. [ 0.088012] ACPI: Added _OSI(Processor Device)
  163. [ 0.088292] ACPI: Added _OSI(3.0 _SCP Extensions)
  164. [ 0.088573] ACPI: Added _OSI(Processor Aggregator Device)
  165. [ 0.089912] ACPI: Interpreter enabled
  166. [ 0.090010] ACPI: (supports S0 S5)
  167. [ 0.090256] ACPI: Using IOAPIC for interrupt routing
  168. [ 0.090561] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
  169. [ 0.091089] ACPI: Enabled 2 GPEs in block 00 to 0F
  170. [ 0.093670] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
  171. [ 0.093980] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
  172. [ 0.094068] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
  173. [ 0.094374] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
  174. [ 0.094854] PCI host bridge to bus 0000:00
  175. [ 0.095009] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
  176. [ 0.095339] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
  177. [ 0.095657] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
  178. [ 0.096005] pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff window]
  179. [ 0.096434] pci_bus 0000:00: root bus resource [mem 0x100000000-0x17fffffff window]
  180. [ 0.096847] pci_bus 0000:00: root bus resource [bus 00-ff]
  181. [ 0.097002] pci_bus 0000:00: scanning bus
  182. [ 0.097028] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
  183. [ 0.097033] pci 0000:00:00.0: calling quirk_mmio_always_on+0x0/0x10
  184. [ 0.097403] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
  185. [ 0.098431] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
  186. [ 0.100232] pci 0000:00:01.1: reg 0x20: [io 0xc0c0-0xc0cf]
  187. [ 0.101020] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7]
  188. [ 0.101342] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6]
  189. [ 0.101639] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177]
  190. [ 0.101956] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376]
  191. [ 0.102168] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
  192. [ 0.102180] pci 0000:00:01.3: calling acpi_pm_check_blacklist+0x0/0x40
  193. [ 0.102482] pci 0000:00:01.3: calling quirk_piix4_acpi+0x0/0x140
  194. [ 0.102491] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI
  195. [ 0.102894] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB
  196. [ 0.103094] pci 0000:00:01.3: calling pci_fixup_piix4_acpi+0x0/0x10
  197. [ 0.103590] pci 0000:00:02.0: [1b36:0100] type 00 class 0x030000
  198. [ 0.105013] pci 0000:00:02.0: reg 0x10: [mem 0xf4000000-0xf7ffffff]
  199. [ 0.108017] pci 0000:00:02.0: reg 0x14: [mem 0xf8000000-0xfbffffff]
  200. [ 0.110018] pci 0000:00:02.0: reg 0x18: [mem 0xfc074000-0xfc075fff]
  201. [ 0.112020] pci 0000:00:02.0: reg 0x1c: [io 0xc080-0xc09f]
  202. [ 0.118018] pci 0000:00:02.0: reg 0x30: [mem 0xfc060000-0xfc06ffff pref]
  203. [ 0.119052] pci 0000:00:02.0: calling efifb_fixup_resources+0x0/0x100
  204. [ 0.119273] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
  205. [ 0.119286] pci 0000:00:03.0: calling quirk_f0_vpd_link+0x0/0x60
  206. [ 0.121011] pci 0000:00:03.0: reg 0x10: [mem 0xfc040000-0xfc05ffff]
  207. [ 0.122011] pci 0000:00:03.0: reg 0x14: [io 0xc000-0xc03f]
  208. [ 0.125008] pci 0000:00:03.0: reg 0x30: [mem 0xfc000000-0xfc03ffff pref]
  209. [ 0.125189] pci 0000:00:04.0: [8086:5a98] type 00 class 0x040100
  210. [ 0.125703] pci 0000:00:06.0: [1af4:1003] type 00 class 0x078000
  211. [ 0.126640] pci 0000:00:06.0: reg 0x10: [io 0xc040-0xc07f]
  212. [ 0.127601] pci 0000:00:06.0: reg 0x14: [mem 0xfc076000-0xfc076fff]
  213. [ 0.131008] pci 0000:00:06.0: reg 0x20: [mem 0xfebf8000-0xfebfbfff 64bit pref]
  214. [ 0.133153] pci 0000:00:08.0: [1af4:1002] type 00 class 0x00ff00
  215. [ 0.134008] pci 0000:00:08.0: reg 0x10: [io 0xc0a0-0xc0bf]
  216. [ 0.136447] pci 0000:00:08.0: reg 0x20: [mem 0xfebfc000-0xfebfffff 64bit pref]
  217. [ 0.138012] pci 0000:00:0e.0: [8086:5a98] type 00 class 0x040300
  218. [ 0.138486] pci 0000:00:0e.0: reg 0x10: [mem 0xfc070000-0xfc073fff]
  219. [ 0.140698] pci_bus 0000:00: fixups for bus
  220. [ 0.140700] pci_bus 0000:00: bus scan returning with max=00
  221. [ 0.141023] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
  222. [ 0.142167] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
  223. [ 0.142561] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
  224. [ 0.142932] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
  225. [ 0.143053] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
  226. [ 0.143484] ACPI: IRQ 10 override to level, high
  227. [ 0.143927] pci 0000:00:02.0: vgaarb: setting as boot VGA device
  228. [ 0.143927] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
  229. [ 0.144016] pci 0000:00:02.0: vgaarb: bridge control possible
  230. [ 0.144338] vgaarb: loaded
  231. [ 0.145353] SCSI subsystem initialized
  232. [ 0.146078] libata version 3.00 loaded.
  233. [ 0.146078] ACPI: bus type USB registered
  234. [ 0.146539] usbcore: registered new interface driver usbfs
  235. [ 0.147028] usbcore: registered new interface driver hub
  236. [ 0.148030] usbcore: registered new device driver usb
  237. [ 0.148518] pps_core: LinuxPPS API ver. 1 registered
  238. [ 0.148957] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  239. [ 0.149017] PTP clock support registered
  240. [ 0.149532] EDAC MC: Ver: 3.0.0
  241. [ 0.150187] Advanced Linux Sound Architecture Driver Initialized.
  242. [ 0.151024] PCI: Using ACPI for IRQ routing
  243. [ 0.151329] PCI: pci_cache_line_size set to 64 bytes
  244. [ 0.151362] pci 0000:00:01.1: BAR 0: reserving [io 0x01f0-0x01f7 flags 0x110] (d=0, p=0)
  245. [ 0.151364] pci 0000:00:01.1: BAR 1: reserving [io 0x03f6 flags 0x110] (d=0, p=0)
  246. [ 0.151366] pci 0000:00:01.1: BAR 2: reserving [io 0x0170-0x0177 flags 0x110] (d=0, p=0)
  247. [ 0.151367] pci 0000:00:01.1: BAR 3: reserving [io 0x0376 flags 0x110] (d=0, p=0)
  248. [ 0.151368] pci 0000:00:01.1: BAR 4: reserving [io 0xc0c0-0xc0cf flags 0x40101] (d=0, p=0)
  249. [ 0.151400] pci 0000:00:02.0: BAR 0: reserving [mem 0xf4000000-0xf7ffffff flags 0x40200] (d=0, p=0)
  250. [ 0.151402] pci 0000:00:02.0: BAR 1: reserving [mem 0xf8000000-0xfbffffff flags 0x40200] (d=0, p=0)
  251. [ 0.151405] pci 0000:00:02.0: BAR 2: reserving [mem 0xfc074000-0xfc075fff flags 0x40200] (d=0, p=0)
  252. [ 0.151407] pci 0000:00:02.0: BAR 3: reserving [io 0xc080-0xc09f flags 0x40101] (d=0, p=0)
  253. [ 0.151431] pci 0000:00:03.0: BAR 0: reserving [mem 0xfc040000-0xfc05ffff flags 0x40200] (d=0, p=0)
  254. [ 0.151434] pci 0000:00:03.0: BAR 1: reserving [io 0xc000-0xc03f flags 0x40101] (d=0, p=0)
  255. [ 0.152031] pci 0000:00:06.0: BAR 0: reserving [io 0xc040-0xc07f flags 0x40101] (d=0, p=0)
  256. [ 0.152035] pci 0000:00:06.0: BAR 1: reserving [mem 0xfc076000-0xfc076fff flags 0x40200] (d=0, p=0)
  257. [ 0.152038] pci 0000:00:06.0: BAR 4: reserving [mem 0xfebf8000-0xfebfbfff flags 0x14220c] (d=0, p=0)
  258. [ 0.152051] pci 0000:00:08.0: BAR 0: reserving [io 0xc0a0-0xc0bf flags 0x40101] (d=0, p=0)
  259. [ 0.152054] pci 0000:00:08.0: BAR 4: reserving [mem 0xfebfc000-0xfebfffff flags 0x14220c] (d=0, p=0)
  260. [ 0.152066] pci 0000:00:0e.0: BAR 0: reserving [mem 0xfc070000-0xfc073fff flags 0x40200] (d=0, p=0)
  261. [ 0.152164] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
  262. [ 0.152167] e820: reserve RAM buffer [mem 0x7ffe0000-0x7fffffff]
  263. [ 0.152341] NetLabel: Initializing
  264. [ 0.152813] NetLabel: domain hash size = 128
  265. [ 0.153007] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
  266. [ 0.153774] NetLabel: unlabeled traffic allowed by default
  267. [ 0.154075] clocksource: Switched to clocksource refined-jiffies
  268. [ 0.163424] VFS: Disk quotas dquot_6.6.0
  269. [ 0.163781] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  270. [ 0.164060] pnp: PnP ACPI init
  271. [ 0.164413] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
  272. [ 0.164444] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)
  273. [ 0.164463] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active)
  274. [ 0.164470] pnp 00:03: [dma 2]
  275. [ 0.164488] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active)
  276. [ 0.164560] pnp 00:04: Plug and Play ACPI device, IDs PNP0501 (active)
  277. [ 0.164735] pnp: PnP ACPI: found 5 devices
  278. [ 0.177931] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
  279. [ 0.178120] clocksource: Switched to clocksource acpi_pm
  280. [ 0.202558] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
  281. [ 0.202560] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
  282. [ 0.202562] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
  283. [ 0.202564] pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff window]
  284. [ 0.202565] pci_bus 0000:00: resource 8 [mem 0x100000000-0x17fffffff window]
  285. [ 0.202653] NET: Registered protocol family 2
  286. [ 0.203402] TCP established hash table entries: 16384 (order: 5, 131072 bytes)
  287. [ 0.204361] TCP bind hash table entries: 16384 (order: 6, 262144 bytes)
  288. [ 0.205302] TCP: Hash tables configured (established 16384 bind 16384)
  289. [ 0.205828] UDP hash table entries: 1024 (order: 3, 32768 bytes)
  290. [ 0.206303] UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes)
  291. [ 0.206719] NET: Registered protocol family 1
  292. [ 0.207243] RPC: Registered named UNIX socket transport module.
  293. [ 0.207593] RPC: Registered udp transport module.
  294. [ 0.207910] RPC: Registered tcp transport module.
  295. [ 0.208309] RPC: Registered tcp NFSv4.1 backchannel transport module.
  296. [ 0.208835] pci 0000:00:00.0: calling quirk_natoma+0x0/0x30
  297. [ 0.208837] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
  298. [ 0.209276] pci 0000:00:00.0: calling quirk_passive_release+0x0/0x80
  299. [ 0.209289] pci 0000:00:01.0: PIIX3: Enabling Passive Release
  300. [ 0.209645] pci 0000:00:01.0: calling quirk_isa_dma_hangs+0x0/0x30
  301. [ 0.209647] pci 0000:00:01.0: Activating ISA DMA hang workarounds
  302. [ 0.210091] pci 0000:00:02.0: calling pci_fixup_video+0x0/0xe0
  303. [ 0.210114] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
  304. [ 0.210755] pci 0000:00:03.0: calling quirk_e100_interrupt+0x0/0x170
  305. [ 0.210824] PCI: CLS 0 bytes, default 64
  306. [ 0.210923] Unpacking initramfs...
  307. [ 0.324763] Freeing initrd memory: 3100K
  308. [ 0.325782] Scanning for low memory corruption every 60 seconds
  309. [ 0.326585] Initialise system trusted keyrings
  310. [ 0.326941] workingset: timestamp_bits=56 max_order=19 bucket_order=0
  311. [ 0.329548] NFS: Registering the id_resolver key type
  312. [ 0.329917] Key type id_resolver registered
  313. [ 0.330233] Key type id_legacy registered
  314. [ 0.330659] SELinux: Registering netfilter hooks
  315. [ 0.333525] Key type asymmetric registered
  316. [ 0.333830] Asymmetric key parser 'x509' registered
  317. [ 0.334188] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
  318. [ 0.334613] io scheduler noop registered
  319. [ 0.334874] io scheduler deadline registered
  320. [ 0.335246] io scheduler cfq registered (default)
  321. [ 0.335548] io scheduler mq-deadline registered
  322. [ 0.335820] io scheduler kyber registered
  323. [ 0.336331] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
  324. [ 0.336780] ACPI: Power Button [PWRF]
  325. [ 0.337351] virtio-pci 0000:00:06.0: runtime IRQ mapping not provided by arch
  326. [ 0.374144] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 10
  327. [ 0.374898] virtio-pci 0000:00:06.0: enabling bus mastering
  328. [ 0.375226] virtio-pci 0000:00:08.0: runtime IRQ mapping not provided by arch
  329. [ 0.395330] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
  330. [ 0.396181] virtio-pci 0000:00:08.0: enabling bus mastering
  331. [ 0.396647] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  332. [ 0.438160] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
  333. [ 0.439297] Non-volatile memory driver v1.3
  334. [ 0.439659] Linux agpgart interface v0.103
  335. [ 0.439988] agpgart-intel 0000:00:00.0: runtime IRQ mapping not provided by arch
  336. [ 0.441755] loop: module loaded
  337. [ 0.442189] ata_piix 0000:00:01.1: runtime IRQ mapping not provided by arch
  338. [ 0.442191] ata_piix 0000:00:01.1: version 2.13
  339. [ 0.442259] ata_piix 0000:00:01.1: enabling bus mastering
  340. [ 0.442828] scsi host0: ata_piix
  341. [ 0.443192] scsi host1: ata_piix
  342. [ 0.443474] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc0c0 irq 14
  343. [ 0.443782] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc0c8 irq 15
  344. [ 0.444187] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI
  345. [ 0.444514] e100: Copyright(c) 1999-2006 Intel Corporation
  346. [ 0.444814] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI
  347. [ 0.445147] e1000: Copyright (c) 1999-2006 Intel Corporation.
  348. [ 0.463669] e1000 0000:00:03.0: runtime IRQ mapping not provided by arch
  349. [ 0.485125] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11
  350. [ 0.485459] e1000 0000:00:03.0: enabling bus mastering
  351. [ 0.599395] ata1.01: NODEV after polling detection
  352. [ 0.599645] ata1.00: ATA-7: QEMU HARDDISK, 2.5+, max UDMA/100
  353. [ 0.599984] ata1.00: 6195 sectors, multi 16: LBA48
  354. [ 0.600765] ata1.00: configured for MWDMA2
  355. [ 0.601274] scsi 0:0:0:0: Direct-Access ATA QEMU HARDDISK 2.5+ PQ: 0 ANSI: 5
  356. [ 0.602096] sd 0:0:0:0: [sda] 6195 512-byte logical blocks: (3.17 MB/3.02 MiB)
  357. [ 0.602564] sd 0:0:0:0: [sda] Write Protect is off
  358. [ 0.602914] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
  359. [ 0.602935] sd 0:0:0:0: Attached scsi generic sg0 type 0
  360. [ 0.621229] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
  361. [ 0.626807] sd 0:0:0:0: [sda] Attached SCSI disk
  362. [ 0.860654] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56
  363. [ 0.861074] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection
  364. [ 0.861447] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
  365. [ 0.861767] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  366. [ 0.862142] sky2: driver version 1.30
  367. [ 0.862538] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  368. [ 0.862899] ehci-pci: EHCI PCI platform driver
  369. [ 0.863301] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  370. [ 0.863711] ohci-pci: OHCI PCI platform driver
  371. [ 0.863996] uhci_hcd: USB Universal Host Controller Interface driver
  372. [ 0.864443] usbcore: registered new interface driver usblp
  373. [ 0.864775] usbcore: registered new interface driver usb-storage
  374. [ 0.865243] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
  375. [ 0.866427] serio: i8042 KBD port at 0x60,0x64 irq 1
  376. [ 0.866703] serio: i8042 AUX port at 0x60,0x64 irq 12
  377. [ 0.867316] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
  378. [ 0.869320] rtc_cmos 00:00: RTC can wake from S4
  379. [ 0.869807] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
  380. [ 0.870258] rtc_cmos 00:00: alarms up to one day, y3k, 114 bytes nvram
  381. [ 0.870699] device-mapper: ioctl: 4.37.0-ioctl (2017-09-20) initialised: dm-devel@redhat.com
  382. [ 0.871240] hidraw: raw HID events driver (C) Jiri Kosina
  383. [ 0.871712] usbcore: registered new interface driver usbhid
  384. [ 0.872046] usbhid: USB HID core driver
  385. [ 0.872563] Netfilter messages via NETLINK v0.30.
  386. [ 0.872908] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
  387. [ 0.873360] ctnetlink v0.93: registering with nfnetlink.
  388. [ 0.873739] ip_tables: (C) 2000-2006 Netfilter Core Team
  389. [ 0.874490] Initializing XFRM netlink socket
  390. [ 0.875082] NET: Registered protocol family 10
  391. [ 0.875659] Segment Routing with IPv6
  392. [ 0.875972] ip6_tables: (C) 2000-2006 Netfilter Core Team
  393. [ 0.876676] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
  394. [ 0.877283] NET: Registered protocol family 17
  395. [ 0.877581] Key type dns_resolver registered
  396. [ 0.878043] sched_clock: Marking stable (878015767, 0)->(995063556, -117047789)
  397. [ 0.878843] registered taskstats version 1
  398. [ 0.879193] Loading compiled-in X.509 certificates
  399. [ 0.879713] Magic number: 2:929:551
  400. [ 0.879978] block sda: hash matches
  401. [ 0.880345] acpi PNP0C0F:02: hash matches
  402. [ 0.880612] console [netcon0] enabled
  403. [ 0.880865] netconsole: network logging started
  404. [ 0.881248] cfg80211: Loading compiled-in X.509 certificates for regulatory database
  405. [ 0.882172] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
  406. [ 0.882492] ALSA device list:
  407. [ 0.882736] No soundcards found.
  408. [ 0.901667] Freeing unused kernel memory: 1200K
  409. [ 0.902105] Write protecting the kernel read-only data: 18432k
  410. [ 0.902553] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
  411. [ 0.903198] cfg80211: failed to load regulatory.db
  412. [ 0.904030] Freeing unused kernel memory: 2004K
  413. [ 0.905840] Freeing unused kernel memory: 1056K
  414. [ 0.920585] ip (1011) used greatest stack depth: 13960 bytes left
  415. [ 0.923345] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
  416. [ 1.375642] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x229860f5895, max_idle_ns: 440795290211 ns
  417. [ 1.489192] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input3
  418. [ 2.383574] clocksource: Switched to clocksource tsc
  419. [ 3.007248] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
  420. [ 3.008795] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  421. [ 34.552592] random: crng init done
  422. [ 720.726371] sof-audio-pci 0000:00:04.0: runtime IRQ mapping not provided by arch
  423. [ 720.726383] sof-audio-pci 0000:00:04.0: SOF PCI DSP detected
  424. [ 720.778765] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10
  425. [ 720.779223] sof-audio-pci 0000:00:04.0: No matching ASoC machine driver found - using nocodec
  426. [ 720.779710] sof-nocodec sof-nocodec: ASoC: CPU DAI sof-audio not registered
  427. [ 720.780064] sof-audio-pci 0000:00:04.0: created machine sof-nocodec
  428. [ 720.780611] sof-audio sof-audio: probing SOF DSP device....
  429. [ 720.780612] sof-audio sof-audio: using platform alias sof-platform
  430. [ 720.780615] sof-audio-pci 0000:00:04.0: can't ioremap BAR 0: [??? 0x00000000 flags 0x0]
  431. [ 720.780677] sof-nocodec sof-nocodec: ASoC: CPU DAI sof-audio not registered
  432. [ 720.780711] sof-audio-pci 0000:00:0e.0: runtime IRQ mapping not provided by arch
  433. [ 720.780712] sof-audio-pci 0000:00:0e.0: SOF PCI DSP detected
  434. [ 720.781637] sof-audio-pci 0000:00:04.0: error: ioremap error
  435. [ 720.781924] sof-audio-pci 0000:00:04.0: can't ioremap BAR 4: [??? 0x00000000 flags 0x0]
  436. [ 720.782330] sof-audio-pci 0000:00:04.0: error: ioremap error
  437. [ 720.782625] sof-audio-pci 0000:00:04.0: enabling bus mastering
  438. [ 720.782895] sof-audio-pci 0000:00:04.0: 64 bit
  439. [ 720.782904] BUG: unable to handle kernel NULL pointer dereference at 0000000000000014
  440. [ 720.802889] IP: apl_read+0x0/0x10 [snd_sof_intel_apl]
  441. [ 720.803339] PGD 800000007bdf9067 P4D 800000007bdf9067 PUD 7bda7067 PMD 0
  442. [ 720.803823] Oops: 0000 [#1] SMP PTI
  443. [ 720.804226] Modules linked in: sof_pci_dev(+) snd_sof_intel_apl
  444. [ 720.804676] CPU: 1 PID: 36 Comm: kworker/1:1 Not tainted 4.15.0-rc7+ #13
  445. [ 720.805180] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org 04/01/2014
  446. [ 720.805930] Workqueue: events request_firmware_work_func
  447. [ 720.806350] RIP: 0010:apl_read+0x0/0x10 [snd_sof_intel_apl]
  448. [ 720.806772] RSP: 0018:ffff918f40437bf8 EFLAGS: 00010246
  449. [ 720.807186] RAX: ffffffffc0052010 RBX: 0000000000000000 RCX: ffffffffafa46358
  450. [ 720.807643] RDX: 0000000000000000 RSI: 0000000000000014 RDI: ffff8865fbe58028
  451. [ 720.808125] RBP: 0000000000000000 R08: 0000000000000001 R09: 00000000000001b6
  452. [ 720.808570] R10: 0000000000000000 R11: 00000000000001b6 R12: ffff8865fc624c00
  453. [ 720.809016] R13: ffff8865fc40b800 R14: ffff8865fbe58028 R15: 0000000000000000
  454. [ 720.809462] FS: 0000000000000000(0000) GS:ffff8865ffb00000(0000) knlGS:0000000000000000
  455. [ 720.810052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  456. [ 720.810346] CR2: 0000000000000014 CR3: 000000007bde8000 CR4: 00000000000406e0
  457. [ 720.810658] Call Trace:
  458. [ 720.810900] apl_probe+0x1d9/0xd50 [snd_sof_intel_apl]
  459. [ 720.811193] sof_probe+0x12f/0x2f0
  460. [ 720.811458] platform_drv_probe+0x30/0x90
  461. [ 720.811727] driver_probe_device+0x283/0x310
  462. [ 720.829608] ? __driver_attach+0xa0/0xa0
  463. [ 720.829694] sof-audio-pci 0000:00:0e.0: No matching ASoC machine driver found - using nocodec
  464. [ 720.829712] ------------[ cut here ]------------
  465. [ 720.829713] sysfs: cannot create duplicate filename '/bus/platform/devices/sof-nocodec'
  466. [ 720.829734] WARNING: CPU: 0 PID: 1787 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x4c/0x60
  467. [ 720.829735] Modules linked in: sof_pci_dev(+) snd_sof_intel_apl
  468. [ 720.829739] CPU: 0 PID: 1787 Comm: insmod Not tainted 4.15.0-rc7+ #13
  469. [ 720.829740] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org 04/01/2014
  470. [ 720.829741] RIP: 0010:sysfs_warn_dup+0x4c/0x60
  471. [ 720.829742] RSP: 0018:ffff918f40553a30 EFLAGS: 00010282
  472. [ 720.829743] RAX: 000000000000004b RBX: ffff8865fc875000 RCX: 0000000000000000
  473. [ 720.829744] RDX: 0000000000000001 RSI: 0000000000000002 RDI: ffffffffafa46350
  474. [ 720.829744] RBP: ffff8865fbc7d630 R08: 0000000000000000 R09: 000000000000004b
  475. [ 720.829745] R10: ffffdb9e81ef5000 R11: 0000000000000000 R12: ffff8865fd3b8f68
  476. [ 720.829746] R13: ffff8865fd3b8f68 R14: ffffffffffffffef R15: 0000000000000000
  477. [ 720.829747] FS: 0000000000000000(0000) GS:ffff8865ffa00000(0063) knlGS:0000000009857880
  478. [ 720.829748] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
  479. [ 720.829750] CR2: 0000000009d1845c CR3: 000000007bde8000 CR4: 00000000000406f0
  480. [ 720.829751] Call Trace:
  481. [ 720.829760] sysfs_do_create_link_sd.isra.2+0x8b/0xa0
  482. [ 720.829763] bus_add_device+0x91/0x140
  483. [ 720.829765] device_add+0x36c/0x5d0
  484. [ 720.829768] ? __kmalloc_track_caller+0x124/0x1a0
  485. [ 720.829769] platform_device_add+0xf6/0x210
  486. [ 720.829771] platform_device_register_full+0xeb/0x120
  487. [ 720.829774] sof_pci_probe+0x1c4/0x260 [sof_pci_dev]
  488. [ 720.829777] local_pci_probe+0x3a/0x90
  489. [ 720.829785] ? _cond_resched+0x11/0x40
  490. [ 720.829786] pci_device_probe+0xb9/0x150
  491. [ 720.829789] driver_probe_device+0x283/0x310
  492. [ 720.829791] __driver_attach+0x8f/0xa0
  493. [ 720.829793] ? driver_probe_device+0x310/0x310
  494. [ 720.829794] bus_for_each_dev+0x55/0x90
  495. [ 720.829796] bus_add_driver+0x196/0x210
  496. [ 720.829797] ? 0xffffffffc0063000
  497. [ 720.829798] driver_register+0x52/0xc0
  498. [ 720.829799] ? 0xffffffffc0063000
  499. [ 720.829801] do_one_initcall+0x39/0x160
  500. [ 720.829807] ? _cond_resched+0x11/0x40
  501. [ 720.829809] ? kmem_cache_alloc_trace+0x2c/0x150
  502. [ 720.829811] do_init_module+0x56/0x1e5
  503. [ 720.829814] load_module+0x1fbb/0x27a0
  504. [ 720.829817] ? SYSC_init_module+0x108/0x120
  505. [ 720.829818] SYSC_init_module+0x108/0x120
  506. [ 720.829820] do_fast_syscall_32+0x8c/0x200
  507. [ 720.829822] entry_SYSENTER_compat+0x60/0x6f
  508. [ 720.829828] Code: 85 c0 48 89 c3 74 12 b9 00 10 00 00 48 89 c2 31 f6 4c 89 e7 e8 36 cd ff ff 48 89 ea 48 89 de 48 c7 c7 80 e8 7e af e8 d4 3e e5 ff <0f> ff 48 89 df 5b 5d 41 5c e9 46 3d f8 ff 66 0f 1f 44 00 00 41
  509. [ 720.829848] ---[ end trace 34d959a8f8047c19 ]---
  510. [ 720.829919] sof-audio-pci: probe of 0000:00:0e.0 failed with error -17
  511. [ 720.890032] bus_for_each_drv+0x50/0x80
  512. [ 720.890403] __device_attach+0xb0/0x110
  513. [ 720.890778] bus_probe_device+0x82/0x90
  514. [ 720.891152] device_add+0x3d9/0x5d0
  515. [ 720.891425] ? __kmalloc_track_caller+0x124/0x1a0
  516. [ 720.891701] platform_device_add+0xf6/0x210
  517. [ 720.891986] platform_device_register_full+0xeb/0x120
  518. [ 720.892265] sof_pci_fw_cb+0x55/0x95 [sof_pci_dev]
  519. [ 720.892540] request_firmware_work_func+0x2c/0x60
  520. [ 720.892819] process_one_work+0x143/0x3d0
  521. [ 720.910544] worker_thread+0x42/0x410
  522. [ 720.910931] kthread+0xf0/0x130
  523. [ 720.911305] ? create_worker+0x170/0x170
  524. [ 720.911691] ? kthread_destroy_worker+0x40/0x40
  525. [ 720.912121] ? call_usermodehelper_exec_async+0x11c/0x120
  526. [ 720.912530] ret_from_fork+0x1f/0x30
  527. [ 720.912900] Code: <8b> 06 c3 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 16 c3 66 90
  528. [ 720.913522] RIP: apl_read+0x0/0x10 [snd_sof_intel_apl] RSP: ffff918f40437bf8
  529. [ 720.913961] CR2: 0000000000000014
  530. [ 720.914322] ---[ end trace 34d959a8f8047c1a ]---
  531. [ 720.914824] kworker/1:1 (36) used greatest stack depth: 13688 bytes left
  532. [ 720.915284] insmod (1787) used greatest stack depth: 13296 bytes left
  533. [ 792.461674] serial8250: too much work for irq4
  534. [ 792.570966] serial8250: too much work for irq4
  535. [ 792.670109] serial8250: too much work for irq4
  536. [ 792.780514] serial8250: too much work for irq4
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