I just tried the new kernel 6.1 enabling the option FORCE_NR_CPU and I got the following errors: [ 0.075457] TSC deadline timer available [ 0.075462] ------------[ cut here ]------------ [ 0.075463] WARNING: CPU: 0 PID: 0 at include/linux/cpumask.h:47 prefill_possible_map+0x105/0x153 [ 0.075470] Modules linked in: [ 0.075472] CPU: 0 PID: 0 Comm: swapper Not tainted 6.1.0-i7 #1 [ 0.075475] Hardware name: LENOVO 20Y4S3Y10Q/20Y4S3Y10Q, BIOS N40ET38W (1.20 ) 10/06/2022 [ 0.075476] RIP: 0010:prefill_possible_map+0x105/0x153 [ 0.075480] Code: 20 00 00 83 3d dd 86 a7 ff 00 75 16 39 dd 7e 12 89 ee 31 d2 48 c7 c7 b0 7c af bc e8 19 9f e6 fe 89 dd 81 fd 00 20 00 00 74 02 <0f> 0b 89 ea 2b 15 f7 82 27 00 b8 00 00 00 00 89 ee 48 c7 c7 e8 7c [ 0.075481] RSP: 0000:ffffffffbce03e80 EFLAGS: 00010083 ORIG_RAX: 0000000000000000 [ 0.075483] RAX: 0000000000000010 RBX: 0000000000002000 RCX: 0000000000000010 [ 0.075485] RDX: 0000000000002000 RSI: 0000000000000096 RDI: 0000000000000000 [ 0.075486] RBP: 0000000000000010 R08: 000000000000001c R09: ffffffffbce03d60 [ 0.075487] R10: ffffffffbce5f520 R11: 6461656420435354 R12: 000000003ffff000 [ 0.075488] R13: 0000000020f17000 R14: 0000000050be2267 R15: 0000000000000000 [ 0.075489] FS: 0000000000000000(0000) GS:ffffffffbd4d5000(0000) knlGS:0000000000000000 [ 0.075491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.075492] CR2: ffff923178c01000 CR3: 0000000677e10000 CR4: 00000000000606f0 [ 0.075493] Call Trace: [ 0.075494] <TASK> [ 0.075496] ? setup_arch+0xc80/0xd80 [ 0.075501] ? start_kernel+0x6f/0x922 [ 0.075505] ? apply_microcode_early.cold+0xf/0x2b [ 0.075511] ? load_ucode_intel_bsp+0x33/0x51 [ 0.075514] ? secondary_startup_64_no_verify+0xe5/0xeb [ 0.075519] </TASK> [ 0.075520] ---[ end trace 0000000000000000 ]--- [ 0.075521] smpboot: Allowing 16 CPUs, 0 hotplug CPUs [ 0.075537] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.075540] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.075541] PM: hibernation: Registered nosave memory: [mem 0x758e3000-0x759e2fff] [ 0.075543] PM: hibernation: Registered nosave memory: [mem 0x7a178000-0x7a179fff] [ 0.075544] PM: hibernation: Registered nosave memory: [mem 0x7a189000-0x7a189fff] [ 0.075546] PM: hibernation: Registered nosave memory: [mem 0x7df6f000-0x82f2efff] [ 0.075547] PM: hibernation: Registered nosave memory: [mem 0x82f2f000-0x83b2efff] [ 0.075547] PM: hibernation: Registered nosave memory: [mem 0x83b2f000-0x83bfefff] [ 0.075549] PM: hibernation: Registered nosave memory: [mem 0x83c00000-0x87ffffff] [ 0.075550] PM: hibernation: Registered nosave memory: [mem 0x88000000-0x890fffff] [ 0.075550] PM: hibernation: Registered nosave memory: [mem 0x89100000-0x891fffff] [ 0.075551] PM: hibernation: Registered nosave memory: [mem 0x89200000-0x899fffff] [ 0.075551] PM: hibernation: Registered nosave memory: [mem 0x89a00000-0x907fffff] [ 0.075552] PM: hibernation: Registered nosave memory: [mem 0x90800000-0xbfffffff] [ 0.075552] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xcfffffff] [ 0.075553] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xfed1ffff] [ 0.075554] PM: hibernation: Registered nosave memory: [mem 0xfed20000-0xfed7ffff] [ 0.075554] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xffffffff] [ 0.075556] [mem 0x90800000-0xbfffffff] available for PCI devices [ 0.075558] Booting paravirtualized kernel on bare hardware [ 0.075560] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 6370452778343963 ns [ 0.081256] ------------[ cut here ]------------ [ 0.081257] WARNING: CPU: 0 PID: 0 at include/linux/cpumask.h:47 setup_nr_cpu_ids+0x18/0x1f [ 0.081263] Modules linked in: [ 0.081266] CPU: 0 PID: 0 Comm: swapper Tainted: G W 6.1.0-i7 #1 [ 0.081268] Hardware name: LENOVO 20Y4S3Y10Q/20Y4S3Y10Q, BIOS N40ET38W (1.20 ) 10/06/2022 [ 0.081269] RIP: 0010:setup_nr_cpu_ids+0x18/0x1f [ 0.081272] Code: 74 05 e8 71 6b eb fe 31 c0 48 83 c4 18 e9 16 e5 0c ff be 00 20 00 00 48 c7 c7 60 73 04 bd e8 65 d1 7e fe 3d ff 1f 00 00 74 02 <0f> 0b e9 f7 e4 0c ff e8 58 ba ff ff e8 b0 a5 ff ff 48 c7 c7 30 f8 [ 0.081273] RSP: 0000:ffffffffbce03ef8 EFLAGS: 00010083 ORIG_RAX: 0000000000000000 [ 0.081275] RAX: 000000000000000f RBX: 0000000000000000 RCX: 000000000000000f [ 0.081276] RDX: 0000000000000000 RSI: 0000000000002000 RDI: ffffffffbd047360 [ 0.081277] RBP: ffff92336f7c84c0 R08: ffff92336f7c8400 R09: 000000086f7c84c0 [ 0.081279] R10: 000000000000008a R11: 000000086f7c84c0 R12: ffffffffbd5da320 [ 0.081279] R13: 0000000000000000 R14: 000000000000008a R15: 000000000000008a [ 0.081280] FS: 0000000000000000(0000) GS:ffffffffbd4d5000(0000) knlGS:0000000000000000 [ 0.081282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.081283] CR2: ffff923178c01000 CR3: 0000000677e10000 CR4: 00000000000606f0 [ 0.081284] Call Trace: [ 0.081286] <TASK> [ 0.081287] start_kernel+0x42a/0x922 [ 0.081291] ? apply_microcode_early.cold+0xf/0x2b [ 0.081296] ? load_ucode_intel_bsp+0x33/0x51 [ 0.081299] secondary_startup_64_no_verify+0xe5/0xeb [ 0.081304] </TASK> [ 0.081305] ---[ end trace 0000000000000000 ]--- [ 0.081306] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:8192 nr_cpu_ids:8192 nr_node_ids:1 [ 0.081829] percpu: Embedded 52 pages/cpu s176128 r8192 d28672 u262144 [ 0.081843] pcpu-alloc: s176128 r8192 d28672 u262144 alloc=1*2097152 [ 0.081846] pcpu-alloc: [0] 00 01 02 03 04 05 06 07 [0] 08 09 10 11 12 13 14 15 [ 0.081878] Fallback order for Node 0: 0 [ 0.081882] Built 1 zonelists, mobility grouping on. Total pages: 8182546 [ 0.081883] Policy zone: Normal [ 0.081885] Kernel command line: BOOT_IMAGE=/vmlinuz-6.1.0-i7 root=/dev/mapper/vgubuntu-root ro quiet splash resume=UUID=8725ef85-5803-4fc1-a6d8-301426c1a84f vt.handoff=7
Created attachment 303429 [details] dmesg from boot
Created attachment 303430 [details] lscpu output
Created attachment 303431 [details] kernel config