On Azure Standard DS14 (16 cores) Debian 8 VM, upgraded the kernel to 3.16.51-2. Upon reboot, VM ended up with kernel panic.
-------------------------------- Serial log for reference: -------------------------------- [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.16.0-4-amd64 (debian-ker...@lists.debian.org) (gcc version 4.8.4 (Debian 4.8.4-1) ) #1 SMP Debian 3.16.51-2 (2017-12-03) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.16.0-4-amd64 root=UUID=62cb0c04-37d7-4645-9a63-d0014657d672 ro console=tty0 console=ttyS0,115200 earlyprintk=ttyS0,115200 consoleblank=0 systemd.show_status=true [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001ffeffff] usable [ 0.000000] BIOS-e820: [mem 0x000000001fff0000-0x000000001fffefff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000001ffff000-0x000000001fffffff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x0000000edfffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000ee0200000-0x0000000fdfffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000001000000000-0x0000001d001fffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.3 present. [ 0.000000] Hypervisor detected: Microsoft HyperV [ 0.000000] HyperV: features 0x2e7f, hints 0xc2c [ 0.000000] HyperV: LAPIC Timer Frequency: 0xc3500 [ 0.000000] AGP: No AGP bridge found [ 0.000000] e820: last_pfn = 0x1d00200 max_arch_pfn = 0x400000000 [ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 [ 0.000000] e820: last_pfn = 0x1fff0 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000ff780-0x000ff78f] mapped at [ffff8800000ff780] [ 0.000000] Using GB pages for direct mapping [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff] [ 0.000000] init_memory_mapping: [mem 0x1d00000000-0x1d001fffff] [ 0.000000] init_memory_mapping: [mem 0x1cfc000000-0x1cffffffff] [ 0.000000] init_memory_mapping: [mem 0x1c80000000-0x1cfbffffff] [ 0.000000] init_memory_mapping: [mem 0x1000000000-0x1c7fffffff] [ 0.000000] init_memory_mapping: [mem 0x00100000-0x1ffeffff] [ 0.000000] init_memory_mapping: [mem 0x100000000-0xedfffffff] [ 0.000000] init_memory_mapping: [mem 0xee0200000-0xfdfffffff] [ 0.000000] RAMDISK: [mem 0x1e9ef000-0x1f7c6fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F5BF0 000014 (v00 ACPIAM) [ 0.000000] ACPI: RSDT 0x000000001FFF0000 000040 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: FACP 0x000000001FFF0200 000081 (v02 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: DSDT 0x000000001FFF1D24 003CBE (v01 MSFTVM MSFTVM02 00000002 INTL 02002026) [ 0.000000] ACPI: FACS 0x000000001FFFF000 000040 [ 0.000000] ACPI: WAET 0x000000001FFF1A80 000028 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: SLIC 0x000000001FFF1AC0 000176 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: OEM0 0x000000001FFF1CC0 000064 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: SRAT 0x000000001FFF0800 0002C0 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.000000] ACPI: APIC 0x000000001FFF0300 000452 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] ACPI: OEMB 0x000000001FFFF040 000064 (v01 VRTUAL MICROSFT 06001702 MSFT 00000097) [ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x04 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x05 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x06 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x07 -> Node 0 [ 0.000000] SRAT: PXM 1 -> APIC 0x08 -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x09 -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0a -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0b -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0c -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0d -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0e -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x0f -> Node 1 [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x00000000-0x1fffffff] hotplug [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x100000000-0xedfffffff] hotplug [ 0.000000] SRAT: Node 1 PXM 1 [mem 0xee0200000-0xfdfffffff] hotplug [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x1000000000-0x1d001fffff] hotplug [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x1d00400000-0x8e7fffffff] hotplug [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x10000200000-0x17fffffffff] hotplug [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x20000200000-0x2ffffffffff] hotplug [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x8e80200000-0xffffdfffff] hotplug [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x18000200000-0x1ffffffffff] hotplug [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x30000200000-0x3ffffffffff] hotplug [ 0.000000] NUMA: Node 0 [mem 0x00000000-0x1fffffff] + [mem 0x100000000-0xedfffffff] -> [mem 0x00000000-0xedfffffff] [ 0.000000] NUMA: Node 1 [mem 0xee0200000-0xfdfffffff] + [mem 0x1000000000-0x1d001fffff] -> [mem 0xee0200000-0x1d001fffff] [ 0.000000] Initmem setup node 0 [mem 0x00000000-0xedfffffff] [ 0.000000] NODE_DATA [mem 0xedfffb000-0xedfffffff] [ 0.000000] Initmem setup node 1 [mem 0xee0800000-0x1d001fffff] [ 0.000000] NODE_DATA [mem 0x1d001fa000-0x1d001fefff] [ 0.000000] Section 927 and 928 (node 1) have a circular dependency on usemap and pgdat allocations [ 0.000000] [ffffea0034100000-ffffea00341fffff] potential offnode page_structs [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x00001000-0x00ffffff] [ 0.000000] DMA32 [mem 0x01000000-0xffffffff] [ 0.000000] Normal [mem 0x100000000-0x1d001fffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00001000-0x0009efff] [ 0.000000] node 0: [mem 0x00100000-0x1ffeffff] [ 0.000000] node 0: [mem 0x100000000-0xedfffffff] [ 0.000000] node 1: [mem 0xee0200000-0xfdfffffff] [ 0.000000] node 1: [mem 0x1000000000-0x1d001fffff] [ 0.000000] ACPI: PM-Timer IO Port: 0x408 [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x04] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x05] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x06] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x09] lapic_id[0x08] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x09] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0a] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0b] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0c] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0d] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0e] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x10] lapic_id[0x0f] enabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x11] lapic_id[0x10] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x12] lapic_id[0x11] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x13] lapic_id[0x12] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x14] lapic_id[0x13] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x15] lapic_id[0x14] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x16] lapic_id[0x15] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x17] lapic_id[0x16] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x18] lapic_id[0x17] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x19] lapic_id[0x18] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1a] lapic_id[0x19] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1b] lapic_id[0x1a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1c] lapic_id[0x1b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1d] lapic_id[0x1c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1e] lapic_id[0x1d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x1f] lapic_id[0x1e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x20] lapic_id[0x1f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x21] lapic_id[0x20] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x22] lapic_id[0x21] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x23] lapic_id[0x22] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x24] lapic_id[0x23] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x25] lapic_id[0x24] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x26] lapic_id[0x25] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x27] lapic_id[0x26] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x28] lapic_id[0x27] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x29] lapic_id[0x28] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2a] lapic_id[0x29] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2b] lapic_id[0x2a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2c] lapic_id[0x2b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2d] lapic_id[0x2c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2e] lapic_id[0x2d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x2f] lapic_id[0x2e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x30] lapic_id[0x2f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x31] lapic_id[0x30] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x32] lapic_id[0x31] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x33] lapic_id[0x32] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x34] lapic_id[0x33] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x35] lapic_id[0x34] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x36] lapic_id[0x35] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x37] lapic_id[0x36] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x38] lapic_id[0x37] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x39] lapic_id[0x38] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3a] lapic_id[0x39] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3b] lapic_id[0x3a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3c] lapic_id[0x3b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3d] lapic_id[0x3c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3e] lapic_id[0x3d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x3f] lapic_id[0x3e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x40] lapic_id[0x3f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x41] lapic_id[0x40] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x42] lapic_id[0x41] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x43] lapic_id[0x42] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x44] lapic_id[0x43] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x45] lapic_id[0x44] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x46] lapic_id[0x45] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x47] lapic_id[0x46] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x48] lapic_id[0x47] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x49] lapic_id[0x48] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4a] lapic_id[0x49] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4b] lapic_id[0x4a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4c] lapic_id[0x4b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4d] lapic_id[0x4c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4e] lapic_id[0x4d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x4f] lapic_id[0x4e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x50] lapic_id[0x4f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x51] lapic_id[0x50] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x52] lapic_id[0x51] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x53] lapic_id[0x52] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x54] lapic_id[0x53] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x55] lapic_id[0x54] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x56] lapic_id[0x55] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x57] lapic_id[0x56] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x58] lapic_id[0x57] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x59] lapic_id[0x58] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5a] lapic_id[0x59] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5b] lapic_id[0x5a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5c] lapic_id[0x5b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5d] lapic_id[0x5c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5e] lapic_id[0x5d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x5f] lapic_id[0x5e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x60] lapic_id[0x5f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x61] lapic_id[0x60] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x62] lapic_id[0x61] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x63] lapic_id[0x62] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x64] lapic_id[0x63] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x65] lapic_id[0x64] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x66] lapic_id[0x65] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x67] lapic_id[0x66] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x68] lapic_id[0x67] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x69] lapic_id[0x68] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6a] lapic_id[0x69] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6b] lapic_id[0x6a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6c] lapic_id[0x6b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6d] lapic_id[0x6c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6e] lapic_id[0x6d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x6f] lapic_id[0x6e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x70] lapic_id[0x6f] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x71] lapic_id[0x70] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x72] lapic_id[0x71] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x73] lapic_id[0x72] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x74] lapic_id[0x73] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x75] lapic_id[0x74] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x76] lapic_id[0x75] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x77] lapic_id[0x76] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x78] lapic_id[0x77] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x79] lapic_id[0x78] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7a] lapic_id[0x79] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7b] lapic_id[0x7a] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7c] lapic_id[0x7b] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7d] lapic_id[0x7c] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7e] lapic_id[0x7d] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x7f] lapic_id[0x7e] disabled) [ 0.000000] ACPI: LAPIC (acpi_id[0x80] lapic_id[0x7f] disabled) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 128 CPUs, 112 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000dffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000e0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0x1fff0000-0x1fffefff] [ 0.000000] PM: Registered nosave memory: [mem 0x1ffff000-0x1fffffff] [ 0.000000] PM: Registered nosave memory: [mem 0x20000000-0xffffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xee0000000-0xee01fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xfe0000000-0xfffffffff] [ 0.000000] e820: [mem 0x20000000-0xffffffff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on bare hardware [ 0.000000] setup_percpu: NR_CPUS:512 nr_cpumask_bits:512 nr_cpu_ids:128 nr_node_ids:2 [ 0.000000] PERCPU: Embedded 27 pages/cpu @ffff880edf600000 s81664 r8192 d20736 u131072 [ 0.000000] Built 2 zonelists in Zone order, mobility grouping on. Total pages: 28956793 [ 0.000000] Policy zone: Normal [ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.16.0-4-amd64 root=UUID=62cb0c04-37d7-4645-9a63-d0014657d672 ro console=tty0 console=ttyS0,115200 earlyprintk=ttyS0,115200 consoleblank=0 systemd.show_status=true [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340 [ 0.000000] AGP: Checking aperture... [ 0.000000] AGP: No AGP bridge found [ 0.000000] Memory: 115724484K/117440056K available (5291K kernel code, 949K rwdata, 1836K rodata, 1208K init, 840K bss, 1715572K reserved) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU dyntick-idle grace-period acceleration is enabled. [ 0.000000] RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=128. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=128 [ 0.000000] NR_IRQS:33024 nr_irqs:1704 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] mempolicy: Disabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 0.000000] tsc: Fast TSC calibration failed [ 0.000000] tsc: Unable to calibrate against PIT [ 0.000000] tsc: using PMTIMER reference calibration [ 0.000000] tsc: Detected 2394.435 MHz processor [ 0.024045] Calibrating delay loop (skipped), value calculated using timer frequency.. 4788.87 BogoMIPS (lpj=9577740) [ 0.032018] pid_max: default: 131072 minimum: 1024 [ 0.035156] ACPI: Core revision 20140424 [ 0.040204] ACPI: All ACPI Tables successfully acquired [ 0.044877] Security Framework initialized [ 0.048030] AppArmor: AppArmor disabled by boot time parameter [ 0.051753] Yama: disabled by default; enable with sysctl kernel.yama.* [ 0.062457] Dentry cache hash table entries: 16777216 (order: 15, 134217728 bytes) [ 0.093018] Inode-cache hash table entries: 8388608 (order: 14, 67108864 bytes) [ 0.108554] Mount-cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 0.112155] Mountpoint-cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 0.116941] Initializing cgroup subsys memory [ 0.120045] Initializing cgroup subsys devices [ 0.124029] Initializing cgroup subsys freezer [ 0.126993] Initializing cgroup subsys net_cls [ 0.128028] Initializing cgroup subsys blkio [ 0.132026] Initializing cgroup subsys perf_event [ 0.136033] Initializing cgroup subsys net_prio [ 0.139050] CPU: Physical Processor ID: 0 [ 0.140023] CPU: Processor Core ID: 0 [ 0.144845] mce: CPU supports 1 MCE banks [ 0.148048] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.148048] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.148048] tlb_flushall_shift: 6 [ 0.152222] Freeing SMP alternatives memory: 20K (ffffffff81a1d000 - ffffffff81a22000) [ 0.161850] ftrace: allocating 21712 entries in 85 pages [ 0.172228] Switched APIC routing to physical flat. [ 0.484449] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.488001] smpboot: CPU0: Intel(R) Xeon(R) CPU E5-2673 v3 @ 2.40GHz (fam: 06, model: 3f, stepping: 02) [ 0.496196] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.506024] NMI watchdog: disabled (cpu0): hardware events not enabled [ 0.508128] x86: Booting SMP configuration: [ 0.512002] .... node #0, CPUs: #1 #2 #3 #4 #5 #6 #7 [ 0.625056] .... node #1, CPUs: #8 #9 #10 #11 #12 #13 #14 #15 [ 0.828042] x86: Booted up 2 nodes, 16 CPUs [ 0.831583] smpboot: Total of 16 processors activated (76625.18 BogoMIPS) [ 0.892661] ------------[ cut here ]------------ [ 0.896007] WARNING: CPU: 0 PID: 1 at /build/linux-i4LtiY/linux-3.16.51/kernel/sched/core.c:5811 build_sched_domains+0xc6d/0xcf0() [ 0.900001] Modules linked in: [ 0.904002] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.16.0-4-amd64 #1 Debian 3.16.51-2 [ 0.908000] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007 06/02/2017 [ 0.908000] 0000000000000000 ffffffff8151fa00 0000000000000000 0000000000000009 [ 0.908000] ffffffff81069967 0000000000000000 ffff880ea70ecc98 ffff880ea70eb040 [ 0.908000] 0000000000000200 ffff881cc721b8c0 ffffffff8109c37d ffff881c00000000 [ 0.908000] Call Trace: [ 0.908000] [<ffffffff8151fa00>] ? dump_stack+0x5d/0x78 [ 0.908000] [<ffffffff81069967>] ? warn_slowpath_common+0x77/0x90 [ 0.908000] [<ffffffff8109c37d>] ? build_sched_domains+0xc6d/0xcf0 [ 0.908000] [<ffffffff8192332c>] ? sched_init_smp+0x398/0x452 [ 0.908000] [<ffffffff815244de>] ? mutex_lock+0xe/0x2a [ 0.908000] [<ffffffff81069b23>] ? put_online_cpus+0x23/0x80 [ 0.908000] [<ffffffff810f284c>] ? stop_machine+0x2c/0x40 [ 0.908000] [<ffffffff8190415e>] ? kernel_init_freeable+0xdd/0x1e1 [ 0.908000] [<ffffffff81512c00>] ? rest_init+0x80/0x80 [ 0.908000] [<ffffffff81512c0a>] ? kernel_init+0xa/0xf0 [ 0.908000] [<ffffffff81525c58>] ? ret_from_fork+0x58/0x90 [ 0.908000] [<ffffffff81512c00>] ? rest_init+0x80/0x80 [ 0.908010] ---[ end trace 4c7faa1b5dbffdff ]--- [ 0.912004] general protection fault: 0000 [#1] SMP [ 0.916000] Modules linked in: [ 0.916000] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 3.16.0-4-amd64 #1 Debian 3.16.51-2 [ 0.916000] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007 06/02/2017 [ 0.916000] task: ffff880ea7aff2d0 ti: ffff880ea7b54000 task.ti: ffff880ea7b54000 [ 0.916000] RIP: 0010:[<ffffffff8109be3d>] [<ffffffff8109be3d>] build_sched_domains+0x72d/0xcf0 [ 0.916000] RSP: 0000:ffff880ea7b57df8 EFLAGS: 00010202 [ 0.916000] RAX: 0000ffff00000000 RBX: 0000000000000000 RCX: 0000000000000008 [ 0.916000] RDX: 0000000000016cd8 RSI: 0000000000000000 RDI: 0000000000000200 [ 0.916000] RBP: ffff880ea70ecc98 R08: ffff880ea70eb060 R09: 0000000000000183 [ 0.916000] R10: 0000000000000000 R11: ffff880ea7b57b06 R12: ffff880ea70eb040 [ 0.916000] R13: 0000000000000200 R14: ffff881cc721b8c0 R15: 0000000000000200 [ 0.916000] FS: 0000000000000000(0000) GS:ffff880edf600000(0000) knlGS:0000000000000000 [ 0.916000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.916000] CR2: ffff881d001ff000 CR3: 0000000001813000 CR4: 00000000001406f0 [ 0.916000] Stack: [ 0.916000] ffff881c00000000 ffff880ea70eb058 ffff880ea70ecc00 ffff881cc721b8c0 [ 0.916000] 0000000000000000 0000000000000000 0000000000000000 ffff880ea77ca800 [ 0.916000] 0000000000000000 000000000000f1c8 ffffffff00000000 0000000000000000 [ 0.916000] Call Trace: [ 0.916000] [<ffffffff8192332c>] ? sched_init_smp+0x398/0x452 [ 0.916000] [<ffffffff815244de>] ? mutex_lock+0xe/0x2a [ 0.916000] [<ffffffff81069b23>] ? put_online_cpus+0x23/0x80 [ 0.916000] [<ffffffff810f284c>] ? stop_machine+0x2c/0x40 [ 0.916000] [<ffffffff8190415e>] ? kernel_init_freeable+0xdd/0x1e1 [ 0.916000] [<ffffffff81512c00>] ? rest_init+0x80/0x80 [ 0.916000] [<ffffffff81512c0a>] ? kernel_init+0xa/0xf0 [ 0.916000] [<ffffffff81525c58>] ? ret_from_fork+0x58/0x90 [ 0.916000] [<ffffffff81512c00>] ? rest_init+0x80/0x80 [ 0.916000] Code: c0 0f 85 46 05 00 00 48 8b 74 24 08 48 c7 c2 00 dd a6 81 bf ff ff ff ff e8 91 78 21 00 48 98 49 8b 56 10 48 8b 04 c5 a0 1e 8e 81 <48> 8b 14 10 b8 01 00 00 00 49 89 54 24 10 f0 0f c1 02 85 c0 75 [ 0.916000] RIP [<ffffffff8109be3d>] build_sched_domains+0x72d/0xcf0 [ 0.916000] RSP <ffff880ea7b57df8> [ 0.916005] ---[ end trace 4c7faa1b5dbffe00 ]--- [ 0.920012] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 0.920012] [ 0.924000] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 0.924000] As per the comment #170 (https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=883938#170), installed the test kernel. Upon reboot, I am able to successfully boot with the kernel. * wget https://people.debian.org/~benh/packages/jessie-pu/linux-image-3.16.0-4-amd64_3.16.51-3~a.test_amd64.deb * dpkg -i linux-image-3.16.0-4-amd64_3.16.51-3~a.test_amd64.deb -------------------------------------------------------------------------------------------------------------------------------- Rakesh Ginjupalli : Support Escalation Engineer
