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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Xen Dom0 boot failure on platform that supports ARM GICv4
> -----Original Message----- > From: Julien Grall [mailto:julien.grall@xxxxxxx] > Sent: 03 September 2018 18:14 > To: Shameerali Kolothum Thodi <shameerali.kolothum.thodi@xxxxxxxxxx>; > xen-devel@xxxxxxxxxxxxx > Cc: sstabellini@xxxxxxxxxx; Linuxarm <linuxarm@xxxxxxxxxx>; Andre > Przywara <andre.przywara@xxxxxxx> > Subject: Re: Xen Dom0 boot failure on platform that supports ARM GICv4 > > > > On 03/09/18 17:54, Shameerali Kolothum Thodi wrote: > > Hi Julien, > > > > Thanks for taking a look at this. > > > >> -----Original Message----- > >> From: Julien Grall [mailto:julien.grall@xxxxxxx] > >> Sent: 03 September 2018 17:13 > >> To: Shameerali Kolothum Thodi <shameerali.kolothum.thodi@xxxxxxxxxx>; > >> xen-devel@xxxxxxxxxxxxx > >> Cc: sstabellini@xxxxxxxxxx; Linuxarm <linuxarm@xxxxxxxxxx>; Andre > >> Przywara <andre.przywara@xxxxxxx> > >> Subject: Re: Xen Dom0 boot failure on platform that supports ARM GICv4 > >> > >> > >> > >> On 03/09/18 15:53, Shameerali Kolothum Thodi wrote: > >>> Hi, > >> > >> Hello, > >> > >>> I am trying to boot xen(stable-4.11) on one of our ARM64 boards which > >>> has support for GICv4. > >>> > >>> But dom0(kernel 4.18) boot fails with the below trap, > >>> > >>> XEN) ............done. > >>> (XEN) Std. Loglevel: All > >>> (XEN) Guest Loglevel: All > >>> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch > >>> input to Xen) > >>> (XEN) Freed 304kB init memory. > >>> (XEN) traps.c:2007:d0v0 HSR=0x93800004 pc=0xffff00000841af04 > >>> gva=0xffff00000b10ffe8 gpa=0x004000aa10ffe8 > >> > >> Which bits of Linux is trying to access the region? > > > > I think it is the gic_iterate_rdists() as the offset just before this is > > ffe8, which > is GICR_PIDR2 > > > >>> > >>> After a bit of debugging, it looks like, the GICR size used in > >> vgic_v3_domain_init() > >>> is GICv4 GICR size(256K) and this upsets the first_cpu calculations. > >> > >> Can you expand what you mean by upset? What's wrong with the first_cpu > >> calculations. > > > > What I meant is, since this is a GICv4, the vgic_v3_hw.regions[i]->size is > > set to > 256K and > > since first_cpu is calculated like, > > > > first_cpu += size /GICV3_GICR_SIZE; > > > > gets wrong as what I am seeing is, > > > > (XEN) frst_cpu 2 > > (XEN) first_cpu 4 > > (XEN) first_cpu 6 > > (XEN) first_cpu 8 > > (XEN) first_cpu 10 > > (XEN) first_cpu 12 > > (XEN) first_cpu 14 > > ..... > > (XEN) first_cpu 192 > > > > But the original number of CPUS are only 96. Hence I thought this is wrong. > > This is perfectly fine. Until recently it was not possible to know the > number of vCPUs at domain creation. So the function is computing the > first CPU for all the regions. > With the recent change, it would be possible to only compute what is > necessary. Ah..alright. This was not clear to me. > >>> > >>> Since dom0 gicv3 is also an emulated one, I think the size should be > >>> restricted to use the GICv3 GICR size(128K). I have made the below > >>> changes and is able to boot dom0 now. > >>> > >>> But not sure, this is the right approach to fix the issue. Please let me > >>> know your thoughts. > >>> > >>> Thanks, > >>> Shameer > >>> > >>> ---->8------------- > >>> > >>> diff --git a/xen/arch/arm/gic-v3.c b/xen/arch/arm/gic-v3.c > >>> index b2ed0f8..bf028cc 100644 > >>> --- a/xen/arch/arm/gic-v3.c > >>> +++ b/xen/arch/arm/gic-v3.c > >>> @@ -1783,7 +1783,8 @@ static int __init gicv3_init(void) > >>> reg = readl_relaxed(GICD + GICD_TYPER); > >>> intid_bits = GICD_TYPE_ID_BITS(reg); > >>> > >>> - vgic_v3_setup_hw(dbase, gicv3.rdist_count, gicv3.rdist_regions, > >> intid_bits); > >>> + vgic_v3_setup_hw(dbase, gicv3.rdist_count, gicv3.rdist_regions, > >>> + intid_bits, gic_dist_supports_dvis()); > >>> gicv3_init_v2(); > >>> > >>> spin_lock_init(&gicv3.lock); > >>> diff --git a/xen/arch/arm/vgic-v3.c b/xen/arch/arm/vgic-v3.c > >>> index 4b42739..0f53d88 100644 > >>> --- a/xen/arch/arm/vgic-v3.c > >>> +++ b/xen/arch/arm/vgic-v3.c > >>> @@ -59,18 +59,21 @@ static struct { > >>> unsigned int nr_rdist_regions; > >>> const struct rdist_region *regions; > >>> unsigned int intid_bits; /* Number of interrupt ID bits */ > >>> + bool dvis; > >>> } vgic_v3_hw; > >>> > >>> void vgic_v3_setup_hw(paddr_t dbase, > >>> unsigned int nr_rdist_regions, > >>> const struct rdist_region *regions, > >>> - unsigned int intid_bits) > >>> + unsigned int intid_bits, > >>> + bool dvis) > >>> { > >>> vgic_v3_hw.enabled = true; > >>> vgic_v3_hw.dbase = dbase; > >>> vgic_v3_hw.nr_rdist_regions = nr_rdist_regions; > >>> vgic_v3_hw.regions = regions; > >>> vgic_v3_hw.intid_bits = intid_bits; > >>> + vgic_v3_hw.dvis = dvis; > >>> } > >>> > >>> static struct vcpu *vgic_v3_irouter_to_vcpu(struct domain *d, uint64_t > >> irouter) > >>> @@ -1673,6 +1676,9 @@ static int vgic_v3_domain_init(struct domain *d) > >>> { > >>> paddr_t size = vgic_v3_hw.regions[i].size; > >>> > >>> + if (vgic_v3_hw.dvis && (size == GICV4_GICR_SIZE)) > >>> + size = GICV3_GICR_SIZE; > >> > >> vgic_v3_hw.regions is describing the regions in the layout that could > >> hold re-distributor. You can have multiple re-distributor per region. > >> > >> The variable size holds the size of the region, not the size of the > >> re-distributor. > >> > >> I am not sure to understand why you want to restrict the size of the > >> region here because GICV4_GICR_SIZE is a multiple of GICV3_GICR_SIZE. So > >> you should be able to fit 2 re-distributors per region. > >> > >> It looks like to me the re-distributor regions are not reported > >> correctly or Dom0 thinks it is on GICv4. Can you provide a bit more > >> details on the function that cause the crash and some logs from Linux? > > > > Ok. I added few prints along the vgic mmio read path and this is what > happens > > before the trap. > > > > vgic_v3_rdistr_mmio_read() > > get_vcpu_from_rdist() -->returns NULL here for 0x004000aa10ffe8 > which > > actually belongs to > > cpu id 48 as per the log > below > > Do you mean region id 48? So if I get it correctly, you are trying to > access re-distributor for vCPU ID 96. Hmm..I was under the impression that there is a one to one map here. And you are right, it is indeed vcpu id 96 which is invalid. > [...] > > > If I remember correctly there was no logs from Dom0, but I need to double > > check the Dom0 cmdline option to see earlycon was set. > > > > I could also enable/add any prints that you think will help and rerun. > > Please > > let me know > > I may have an idea what is happening. As we populate more regions than > necessary, it is possible that Linux is trying to access them. Would it > be possible to add some debug in the Linux function gic_iterate_rdists > to know what the kernel is trying to read? Ok, enabled earlycon for Dom0. Please find the log below, (XEN) ............done. (XEN) Std. Loglevel: All (XEN) Guest Loglevel: All (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 304kB init memory. (XEN) DOM0: [ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x480fd010] (XEN) DOM0: [ 0.000000] Linux version 4.18.0-rc1-220038-gecb377e-dirty (shameer@shameer-ubuntu) (gcc version 4.9.2 20140904 (prerelease (XEN) DOM0: ) (crosstool-NG linaro-1.13.1-4.9-2014.09 - Linaro GCC 4.9-2014.09)) #255 SMP PREEMPT Mon Sep 3 19:14:14 BST 2018 (XEN) DOM0: [ 0.000000] Xen 4.11 support found (XEN) DOM0: [ 0.000000] efi: Getting EFI parameters from FDT: (XEN) DOM0: [ 0.000000] efi: EFI v2.50 by Xen (XEN) DOM0: [ 0.000000] efi: ACPI 2.0=0x239be02648 (XEN) DOM0: [ 0.000000] ACPI: Early table checksum verification disabled (XEN) DOM0: [ 0.000000] ACPI: RSDP 0x000000239BE02648 000024 (v02 HISI ) (XEN) DOM0: [ 0.000000] ACPI: XSDT 0x000000239BE02598 0000AC (v01 HISI HIP08 00000000 01000013) (XEN) DOM0: [ 0.000000] ACPI: FACP 0x000000239BE00000 000114 (v06 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: DSDT 0x00000000394D0000 006290 (v02 HISI HIP08 00000000 INTL 20180531) (XEN) DOM0: [ 0.000000] ACPI: GTDT 0x0000000039540000 000060 (v02 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: DBG2 0x0000000039530000 00005A (v00 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: MCFG 0x0000000039520000 00003C (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: SLIT 0x0000000039510000 00003C (v01 HISI HIP07 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: SPCR 0x0000000039500000 000050 (v02 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: SRAT 0x00000000394F0000 00074C (v03 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: APIC 0x000000239BE00118 002458 (v04 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: IORT 0x00000000394C0000 000E48 (v00 HISI HIP08 00000000 INTL 20180531) (XEN) DOM0: [ 0.000000] ACPI: BERT 0x00000000394B0000 000030 (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: HEST 0x00000000394A0000 00013C (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: ERST 0x0000000039480000 000230 (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: EINJ 0x0000000039470000 000170 (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: PPTT 0x0000000031080000 002A30 (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: SPMI 0x0000000031070000 000041 (v05 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: iBFT 0x0000000030FD0000 000800 (v01 HISI HIP08 00000000 00000000) (XEN) DOM0: [ 0.000000] ACPI: STAO 0x000000239BE02570 000025 (v01 HISI HIP08 00000000 INTL 20151124) (XEN) DOM0: [ 0.000000] ACPI: SPCR: console: pl011,mmio32,0x94080000,115200 (XEN) DOM0: [ 0.000000] earlycon: pl11 at MMIO32 0x0000000094080000 (options '115200') (XEN) DOM0: [ 0.000000] bootconsole [pl11] enabled (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x0 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x1 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x2 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x3 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x4 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x5 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x6 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x7 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x8 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x9 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xa -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xb -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xc -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xd -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xe -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0xf -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x100 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x101 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x102 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x103 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x104 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x105 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x106 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 0 -> MPIDR 0x107 -> Node 0 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x108 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x109 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10a -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10b -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10c -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10d -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10e -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x10f -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x200 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x201 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x202 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x203 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x204 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x205 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x206 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x207 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x208 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x209 -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20a -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20b -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20c -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20d -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20e -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 1 -> MPIDR 0x20f -> Node 1 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x300 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x301 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x302 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x303 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x304 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x305 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x306 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x307 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x308 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x309 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30a -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30b -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30c -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30d -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30e -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x30f -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x400 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x401 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x402 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x403 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x404 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x405 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x406 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 2 -> MPIDR 0x407 -> Node 2 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x408 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x409 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40a -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40b -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40c -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40d -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40e -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x40f -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x500 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x501 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x502 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x503 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x504 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x505 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x506 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x507 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x508 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x509 -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50a -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50b -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50c -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50d -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50e -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: NUMA: SRAT: PXM 3 -> MPIDR 0x50f -> Node 3 (XEN) DOM0: [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x2080000000-0x23ffffffff] (XEN) DOM0: [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x7fffffff] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA [mem 0x2317feaa80-0x2317febfff] (XEN) DOM0: [ 0.000000] NUMA: Initmem setup node 1 [<memory-less node>] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA [mem 0x2317fe9500-0x2317feaa7f] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA(1) on node 0 (XEN) DOM0: [ 0.000000] NUMA: Initmem setup node 2 [<memory-less node>] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA [mem 0x2317fe7f80-0x2317fe94ff] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA(2) on node 0 (XEN) DOM0: [ 0.000000] NUMA: Initmem setup node 3 [<memory-less node>] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA [mem 0x2317fe6a00-0x2317fe7f7f] (XEN) DOM0: [ 0.000000] NUMA: NODE_DATA(3) on node 0 (XEN) DOM0: [ 0.000000] Zone ranges: (XEN) DOM0: [ 0.000000] DMA32 [mem 0x0000000020000000-0x00000000ffffffff] (XEN) DOM0: [ 0.000000] Normal [mem 0x0000000100000000-0x000000239be02fff] (XEN) DOM0: [ 0.000000] Movable zone start for each node (XEN) DOM0: [ 0.000000] Early memory node ranges (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000000020000000-0x0000000027ffffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000000030fd0000-0x0000000030fdffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000000031070000-0x000000003108ffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000000039470000-0x000000003948ffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x00000000394a0000-0x000000003955ffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000000039620000-0x000000003963ffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x0000002220000000-0x0000002317ffffff] (XEN) DOM0: [ 0.000000] node 0: [mem 0x000000239be00000-0x000000239be02fff] (XEN) DOM0: [ 0.000000] Initmem setup node 0 [mem 0x0000000020000000-0x000000239be02fff] (XEN) DOM0: [ 0.000000] Could not find start_pfn for node 1 (XEN) DOM0: [ 0.000000] Initmem setup node 1 [mem 0x0000000000000000-0x0000000000000000] (XEN) DOM0: [ 0.000000] Could not find start_pfn for node 2 (XEN) DOM0: [ 0.000000] Initmem setup node 2 [mem 0x0000000000000000-0x0000000000000000] (XEN) DOM0: [ 0.000000] Could not find start_pfn for node 3 (XEN) DOM0: [ 0.000000] Initmem setup node 3 [mem 0x0000000000000000-0x0000000000000000] (XEN) DOM0: [ 0.000000] psci: probing for conduit method from ACPI. (XEN) DOM0: [ 0.000000] psci: PSCIv1.1 detected in firmware. (XEN) DOM0: [ 0.000000] psci: Using standard PSCI v0.2 function IDs (XEN) DOM0: [ 0.000000] psci: Trusted OS migration not required (XEN) DOM0: [ 0.000000] psci: SMC Calling Convention v1.1 (XEN) DOM0: [ 0.000000] random: get_random_bytes called from start_kernel+0xb0/0x420 with crng_init=0 (XEN) DOM0: [ 0.000000] percpu: Embedded 23 pages/cpu @(____ptrval____) s56448 r8192 d29568 u94208 (XEN) DOM0: [ 0.000000] Detected VIPT I-cache on CPU0 (XEN) DOM0: [ 0.000000] CPU features: detected: Kernel page table isolation (KPTI) (XEN) DOM0: [ 0.000000] CPU features: detected: Hardware dirty bit management (XEN) DOM0: [ 0.000000] Built 4 zonelists, mobility grouping on. Total pages: 1032493 (XEN) DOM0: [ 0.000000] Policy zone: Normal (XEN) DOM0: [ 0.000000] Kernel command line: rdinit=/init console=hvc0 earlycon acpi=force noinitrd root=/dev/nvme0n1p1 rw (XEN) DOM0: [ 0.000000] log_buf_len individual max cpu contribution: 4096 bytes (XEN) DOM0: [ 0.000000] log_buf_len total cpu_extra contributions: 389120 bytes (XEN) DOM0: [ 0.000000] log_buf_len min size: 131072 bytes (XEN) DOM0: [ 0.000000] log_buf_len: 524288 bytes (XEN) DOM0: [ 0.000000] early log buf free: 117564(89%) (XEN) DOM0: [ 0.000000] software IO TLB [mem 0x23e00000-0x27e00000] (64MB) mapped at [(____ptrval____)-(____ptrval____)] (XEN) DOM0: [ 0.000000] Memory: 3981840K/4195532K available (13244K kernel code, 1510K rwdata, 5836K rodata, 1216K init, 456K bss, 2136 (XEN) DOM0: 92K reserved, 0K cma-reserved) (XEN) DOM0: [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=96, Nodes=4 (XEN) DOM0: [ 0.000000] Preemptible hierarchical RCU implementation. (XEN) DOM0: [ 0.000000] RCU restricting CPUs from NR_CPUS=128 to nr_cpu_ids=96. (XEN) DOM0: [ 0.000000] Tasks RCU enabled. (XEN) DOM0: [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=96 (XEN) DOM0: [ 0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0 (XEN) DOM0: [ 0.000000] GICv3: Distributor has no Range Selector support (XEN) DOM0: [ 0.000000] gic_iterate_rdists: nr_redist_regions 96 gic_data.redist_stride 0x0 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [0] gicr read ptr @ffff000009900000, phys_base @0x00000000aa100000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [1] gicr read ptr @ffff000009980000, phys_base @0x00000000aa140000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [2] gicr read ptr @ffff000009a00000, phys_base @0x00000000aa180000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [3] gicr read ptr @ffff000009a80000, phys_base @0x00000000aa1c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [4] gicr read ptr @ffff000009b00000, phys_base @0x00000000aa200000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [5] gicr read ptr @ffff000009b80000, phys_base @0x00000000aa240000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [6] gicr read ptr @ffff000009c00000, phys_base @0x00000000aa280000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [7] gicr read ptr @ffff000009c80000, phys_base @0x00000000aa2c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [8] gicr read ptr @ffff000009d00000, phys_base @0x00000000aa300000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [9] gicr read ptr @ffff000009d80000, phys_base @0x00000000aa340000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [10] gicr read ptr @ffff000009e00000, phys_base @0x00000000aa380000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [11] gicr read ptr @ffff000009e80000, phys_base @0x00000000aa3c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [12] gicr read ptr @ffff000009f00000, phys_base @0x00000000aa400000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [13] gicr read ptr @ffff000009f80000, phys_base @0x00000000aa440000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [14] gicr read ptr @ffff00000a000000, phys_base @0x00000000aa480000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [15] gicr read ptr @ffff00000a080000, phys_base @0x00000000aa4c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [16] gicr read ptr @ffff00000a100000, phys_base @0x00000000aa500000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [17] gicr read ptr @ffff00000a180000, phys_base @0x00000000aa540000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [18] gicr read ptr @ffff00000a200000, phys_base @0x00000000aa580000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [19] gicr read ptr @ffff00000a280000, phys_base @0x00000000aa5c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [20] gicr read ptr @ffff00000a300000, phys_base @0x00000000aa600000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [21] gicr read ptr @ffff00000a380000, phys_base @0x00000000aa640000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [22] gicr read ptr @ffff00000a400000, phys_base @0x00000000aa680000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [23] gicr read ptr @ffff00000a480000, phys_base @0x00000000aa6c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [24] gicr read ptr @ffff00000a500000, phys_base @0x00000000ae100000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [25] gicr read ptr @ffff00000a580000, phys_base @0x00000000ae140000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [26] gicr read ptr @ffff00000a600000, phys_base @0x00000000ae180000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [27] gicr read ptr @ffff00000a680000, phys_base @0x00000000ae1c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [28] gicr read ptr @ffff00000a700000, phys_base @0x00000000ae200000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [29] gicr read ptr @ffff00000a780000, phys_base @0x00000000ae240000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [30] gicr read ptr @ffff00000a800000, phys_base @0x00000000ae280000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [31] gicr read ptr @ffff00000a880000, phys_base @0x00000000ae2c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [32] gicr read ptr @ffff00000a900000, phys_base @0x00000000ae300000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [33] gicr read ptr @ffff00000a980000, phys_base @0x00000000ae340000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [34] gicr read ptr @ffff00000aa00000, phys_base @0x00000000ae380000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [35] gicr read ptr @ffff00000aa80000, phys_base @0x00000000ae3c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [36] gicr read ptr @ffff00000ab00000, phys_base @0x00000000ae400000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [37] gicr read ptr @ffff00000ab80000, phys_base @0x00000000ae440000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [38] gicr read ptr @ffff00000ac00000, phys_base @0x00000000ae480000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [39] gicr read ptr @ffff00000ac80000, phys_base @0x00000000ae4c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [40] gicr read ptr @ffff00000ad00000, phys_base @0x00000000ae500000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [41] gicr read ptr @ffff00000ad80000, phys_base @0x00000000ae540000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [42] gicr read ptr @ffff00000ae00000, phys_base @0x00000000ae580000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [43] gicr read ptr @ffff00000ae80000, phys_base @0x00000000ae5c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [44] gicr read ptr @ffff00000af00000, phys_base @0x00000000ae600000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [45] gicr read ptr @ffff00000af80000, phys_base @0x00000000ae640000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [46] gicr read ptr @ffff00000b000000, phys_base @0x00000000ae680000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [47] gicr read ptr @ffff00000b080000, phys_base @0x00000000ae6c0000 (XEN) DOM0: [ 0.000000] gic_iterate_rdists: [48] gicr read ptr @ffff00000b100000, phys_base @0x00004000aa100000 (XEN) XEN: get_vcpu_from_rdist: vcpu_id 96 d->max_vcpus 96 region->first_cpu 96 region->base 00004000aa100000 (XEN) traps.c:2007:d0v0 HSR=0x93800004 pc=0xffff00000841af70 gva=0xffff00000b10ffe8 gpa=0x004000aa10ffe8 (XEN) DOM0: [ 0.000000] Unhandled fault at 0xffff00000b10ffe8 (XEN) DOM0: [ 0.000000] Mem abort info: (XEN) DOM0: [ 0.000000] ESR = 0x96000000 (XEN) DOM0: [ 0.000000] Exception class = DABT (current EL), IL = 32 bits (XEN) DOM0: [ 0.000000] SET = 0, FnV = 0 (XEN) DOM0: [ 0.000000] EA = 0, S1PTW = 0 (XEN) DOM0: [ 0.000000] Data abort info: (XEN) DOM0: [ 0.000000] ISV = 0, ISS = 0x00000000 (XEN) DOM0: [ 0.000000] CM = 0, WnR = 0 (XEN) DOM0: [ 0.000000] swapper pgtable: 4k pages, 48-bit VAs, pgdp = (____ptrval____) (XEN) DOM0: [ 0.000000] [ffff00000b10ffe8] pgd=0000002317ffe003, pud=0000002317ffd003, pmd=000000230fdc2003, pte=00e84000aa10ff07 (XEN) DOM0: [ 0.000000] Internal error: ttbr address size fault: 96000000 [#1] PREEMPT SMP (XEN) DOM0: [ 0.000000] Modules linked in: (XEN) DOM0: [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.18.0-rc1-220038-gecb377e-dirty #255 (XEN) DOM0: [ 0.000000] pstate: 60000085 (nZCv daIf -PAN -UAO) (XEN) DOM0: [ 0.000000] pc : gic_iterate_rdists+0xb4/0x150 (XEN) DOM0: [ 0.000000] lr : gic_iterate_rdists+0xac/0x150 (XEN) DOM0: [ 0.000000] sp : ffff000009463d00 (XEN) DOM0: [ 0.000000] x29: ffff000009463d00 x28: 0000000000000001 (XEN) DOM0: [ 0.000000] x27: ffff000009474af0 x26: ffff00000919d5f0 (XEN) DOM0: [ 0.000000] x25: 0000000000000018 x24: 0000000000000030 (XEN) DOM0: [ 0.000000] x23: 0000000000000480 x22: ffff00000841ae48 (XEN) DOM0: [ 0.000000] x21: ffff000009474000 x20: ffff00000b100000 (XEN) DOM0: [ 0.000000] x19: ffff000008dd33c0 x18: 00000000007fff00 (XEN) DOM0: [ 0.000000] x17: 0000000000000020 x16: 000000000000000a (XEN) DOM0: [ 0.000000] x15: ffffffffffffffff x14: 3078304020657361 (XEN) DOM0: [ 0.000000] x13: 625f73796870202c x12: 3030303030316230 (XEN) DOM0: [ 0.000000] x11: 3030303066666666 x10: 4020727470206461 (XEN) DOM0: [ 0.000000] x9 : c117cabcb346e200 x8 : 0000000000000101 (XEN) DOM0: [ 0.000000] x7 : 736964725f657461 x6 : ffff0000095e8746 (XEN) DOM0: [ 0.000000] x5 : 0000000000000000 x4 : 0000000000000000 (XEN) DOM0: [ 0.000000] x3 : ffffffffffffffff x2 : ffff00000948a468 (XEN) DOM0: [ 0.000000] x1 : 0000000000000000 x0 : ffff00000b10ffe8 (XEN) DOM0: [ 0.000000] Process swapper/0 (pid: 0, stack limit = 0x(____ptrval____)) (XEN) DOM0: [ 0.000000] Call trace: (XEN) DOM0: [ 0.000000] gic_iterate_rdists+0xb4/0x150 (XEN) DOM0: [ 0.000000] gic_init_bases+0x180/0x328 (XEN) DOM0: [ 0.000000] gic_acpi_init+0x13c/0x27c (XEN) DOM0: [ 0.000000] acpi_match_madt+0x44/0x78 (XEN) DOM0: [ 0.000000] acpi_table_parse_entries_array+0x170/0x200 (XEN) DOM0: [ 0.000000] acpi_table_parse_entries+0x3c/0x5c (XEN) DOM0: [ 0.000000] acpi_table_parse_madt+0x24/0x2c (XEN) DOM0: [ 0.000000] __acpi_probe_device_table+0x94/0xec (XEN) DOM0: [ 0.000000] irqchip_init+0x30/0x38 (XEN) DOM0: [ 0.000000] init_IRQ+0x78/0x110 (XEN) DOM0: [ 0.000000] start_kernel+0x288/0x420 (XEN) DOM0: [ 0.000000] Code: aa1403e3 97f43400 91403e80 913fa000 (b9400000) (XEN) DOM0: [ 0.000000] ---[ end trace 118dd2a135e77f55 ]--- (XEN) DOM0: [ 0.000000] Kernel panic - not syncing: Attempted to kill the idle task! (XEN) DOM0: [ 0.000000] ---[ end Kernel panic - not syncing: Attempted to kill the idle task! ]--- .... Thanks, Shameer > Cheers, > > -- > Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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