Re: panic in AcpiOsGetTimer during boot.

Hey Rick,

Are you running into the same issue reported on this svn-src thread?
https://lists.freebsd.org/pipermail/svn-src-all/2017-September/151775.html

I believe jkim has reverted the change in a subsequent revision (r324136).

Best,
Conrad

On Sun, Oct 1, 2017 at 3:12 PM, Rick Macklem <rmacklem_at_uoguelph.ca> wrote:
> Hi,
>
> I get the KASSERT panic in AcpiOsGetTimer() while booting a recent (2 day old)
> kernel. When I delete the KASSERT(), the kernel boots and seems to work ok.
> (This is the AcpiOsGetTimer() in sys/dev/acpica/Osd/OsdSchedule.c. There also
>  seems to be one of these functions under contrib.)
>
> Here is my dmesg after boot, if it helps indicate why this is called when "cold"
> is still set. (I've marked where the dmesg ends when it Panics if the KASSERT()
> is enabled.)
>
> dmesg after booting:
> Copyright (c) 1992-2017 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
>         The Regents of the University of California. All rights reserved.
> FreeBSD is a registered trademark of The FreeBSD Foundation.
> FreeBSD 12.0-CURRENT #1: Sun Oct  1 09:48:42 EDT 2017
>     root_at_nfsv4-newerlap.rick.home:/sub1/sys.headsep30/amd64/compile/GENERIC amd64
> FreeBSD clang version 3.7.0 (tags/RELEASE_370/final 246257) 20150906
> WARNING: WITNESS option enabled, expect reduced performance.
> VT(vga): resolution 640x480
> CPU: Intel(R) Core(TM) i7-3610QM CPU _at_ 2.30GHz (2294.84-MHz K8-class CPU)
>   Origin="GenuineIntel"  Id=0x306a9  Family=0x6  Model=0x3a  Stepping=9
>   Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
>   Features2=0x7fbae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND>
>   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
>   AMD Features2=0x1<LAHF>
>   Structured Extended Features=0x281<FSGSBASE,SMEP,ERMS>
>   XSAVE Features=0x1<XSAVEOPT>
>   VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID
>   TSC: P-state invariant, performance statistics
> real memory  = 17179869184 (16384 MB)
> avail memory = 16518905856 (15753 MB)
> Event timer "LAPIC" quality 600
> ACPI APIC Table: <_ASUS_ Notebook>
> FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs
> FreeBSD/SMP: 1 package(s) x 4 core(s) x 2 hardware threads
> random: unblocking device.
> arc4random: no preloaded entropy cache
> ioapic0 <Version 2.0> irqs 0-23 on motherboard
> SMP: AP CPU #1 Launched!
> SMP: AP CPU #3 Launched!
> SMP: AP CPU #7 Launched!
> SMP: AP CPU #6 Launched!
> SMP: AP CPU #4 Launched!
> **** dmesg ends here when in KASSERT() panics.
> SMP: AP CPU #5 Launched!
> SMP: AP CPU #2 Launched!
> Timecounter "TSC-low" frequency 1147419696 Hz quality 1000
> random: entropy device external interface
> netmap: loaded module
> [ath_hal] loaded
> module_register_init: MOD_LOAD (vesa, 0xffffffff80f779d0, 0) error 19
> random: registering fast source Intel Secure Key RNG
> random: fast provider: "Intel Secure Key RNG"
> kbd1 at kbdmux0
> nexus0
> vtvga0: <VT VGA driver> on motherboard
> cryptosoft0: <software crypto> on motherboard
> acpi0: <_ASUS_ Notebook> on motherboard
> acpi_ec0: <Embedded Controller: GPE 0x19, ECDT> port 0x62,0x66 on acpi0
> acpi0: Power Button (fixed)
> cpu0: <ACPI CPU> on acpi0
> cpu1: <ACPI CPU> on acpi0
> cpu2: <ACPI CPU> on acpi0
> cpu3: <ACPI CPU> on acpi0
> cpu4: <ACPI CPU> on acpi0
> cpu5: <ACPI CPU> on acpi0
> cpu6: <ACPI CPU> on acpi0
> cpu7: <ACPI CPU> on acpi0
> hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> Timecounter "HPET" frequency 14318180 Hz quality 950
> Event timer "HPET" frequency 14318180 Hz quality 550
> atrtc0: <AT realtime clock> port 0x70-0x77 irq 8 on acpi0
> atrtc0: Warning: Couldn't map I/O.
> atrtc0: registered as a time-of-day clock, resolution 1.000000s
> Event timer "RTC" frequency 32768 Hz quality 0
> attimer0: <AT timer> port 0x40-0x43,0x50-0x53 irq 0 on acpi0
> Timecounter "i8254" frequency 1193182 Hz quality 0
> Event timer "i8254" frequency 1193182 Hz quality 100
> Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
> acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
> pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> pci0: <ACPI PCI bus> on pcib0
> pcib1: <ACPI PCI-PCI bridge> irq 16 at device 1.0 on pci0
> pci1: <ACPI PCI bus> on pcib1
> vgapci0: <VGA-compatible display> port 0xe000-0xe07f mem 0xf6000000-0xf6ffffff,0xf0000000-0xf3ffffff,0xf4000000-0xf5ffffff irq 16 at device 0.0 on pci1
> vgapci0: Boot video device
> hdac0: <NVIDIA GF110 HDA Controller> mem 0xf7080000-0xf7083fff irq 17 at device 0.1 on pci1
> xhci0: <Intel Panther Point USB 3.0 controller> mem 0xf7300000-0xf730ffff irq 16 at device 20.0 on pci0
> xhci0: 32 bytes context size, 64-bit DMA
> usbus0: waiting for BIOS to give up control
> xhci0: Port routing mask set to 0xffffffff
> usbus0 on xhci0
> usbus0: 5.0Gbps Super Speed USB v3.0
> pci0: <simple comms> at device 22.0 (no driver attached)
> ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7318000-0xf73183ff irq 16 at device 26.0 on pci0
> usbus1: EHCI version 1.0
> usbus1 on ehci0
> usbus1: 480Mbps High Speed USB v2.0
> hdac1: <Intel Panther Point HDA Controller> mem 0xf7310000-0xf7313fff irq 22 at device 27.0 on pci0
> pcib2: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> pci2: <ACPI PCI bus> on pcib2
> pcib3: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
> pci3: <ACPI PCI bus> on pcib3
> iwn0: <Intel Centrino Advanced-N 6200> mem 0xf7200000-0xf7201fff irq 17 at device 0.0 on pci3
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> arc4random: no preloaded entropy cache
> pcib4: <ACPI PCI-PCI bridge> irq 19 at device 28.3 on pci0
> pci4: <ACPI PCI bus> on pcib4
> alc0: <Atheros AR8151 v2.0 PCIe Gigabit Ethernet> port 0xd000-0xd07f mem 0xf7100000-0xf713ffff irq 19 at device 0.0 on pci4
> alc0: 11776 Tx FIFO, 12032 Rx FIFO
> alc0: Using 1 MSI message(s).
> miibus0: <MII bus> on alc0
> atphy0: <Atheros F1 10/100/1000 PHY> PHY 0 on miibus0
> atphy0:  none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT-FDX, 1000baseT-FDX-master, auto, auto-flow
> alc0: Using defaults for TSO: 65518/35/2048
> alc0: Ethernet address: 10:bf:48:23:08:56
> ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7317000-0xf73173ff irq 23 at device 29.0 on pci0
> usbus2: EHCI version 1.0
> usbus2 on ehci1
> usbus2: 480Mbps High Speed USB v2.0
> isab0: <PCI-ISA bridge> at device 31.0 on pci0
> isa0: <ISA bus> on isab0
> ahci0: <Intel Panther Point AHCI SATA controller> port 0xf070-0xf077,0xf060-0xf063,0xf050-0xf057,0xf040-0xf043,0xf020-0xf03f mem 0xf7316000-0xf73167ff irq 19 at device 31.2 on pci0
> ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
> ahcich0: <AHCI channel> at channel 0 on ahci0
> ahcich2: <AHCI channel> at channel 2 on ahci0
> ahciem0: <AHCI enclosure management bridge> on ahci0
> acpi_lid0: <Control Method Lid Switch> on acpi0
> acpi_button0: <Sleep Button> on acpi0
> acpi_tz0: <Thermal Zone> on acpi0
> acpi_acad0: <AC Adapter> on acpi0
> battery0: <ACPI Control Method Battery> on acpi0
> atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
> atkbd0: <AT Keyboard> irq 1 on atkbdc0
> kbd0 at atkbd0
> atkbd0: [GIANT-LOCKED]
> psm0: <PS/2 Mouse> irq 12 on atkbdc0
> psm0: [GIANT-LOCKED]
> psm0: model Generic PS/2 mouse, device ID 0
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
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