Kernel panics with "kernel BUG at arch/x86/kernel/cpu/common.c:918!"
Issue
- The system fails to boot after reducing the cores per socket.
- Following messages are showing on the console.
0.861772] smpboot: Package 2 of CPU 4 exceeds BIOS package data 2. <<<-----
[ 0.868117] ------------[ cut here ]------------
[ 0.872729] kernel BUG at arch/x86/kernel/cpu/common.c:918! <<<------
[ 0.878287] invalid opcode: 0000 [#1] SMP
[ 0.882592] Modules linked in:
[ 0.885656] CPU: 4 PID: 0 Comm: swapper/4 Not tainted 3.10.0-514.21.1.el7.x86_64 #1
[ 0.893281] Hardware name: Huawei RH5885H V3/BC61BFSC, BIOS BLISV782 09/29/2016
[ 0.900561] task: ffff8840d3dc0000 ti: ffff8840d3dc8000 task.ti: ffff8840d3dc8000
[ 0.908013] RIP: 0010:[<ffffffff8103dac8>] [<ffffffff8103dac8>] identify_secondary_cpu+0x58/0x80
[ 0.916876] RSP: 0000:ffff8840d3dcbf00 EFLAGS: 00010086
[ 0.922168] RAX: 00000000ffffffe4 RBX: ffff885fffc16300 RCX: 00000000000008e0
[ 0.929273] RDX: 0000000000000000 RSI: 0000000000000046 RDI: 0000000000000046
[ 0.936378] RBP: ffff8840d3dcbf10 R08: 0000000000000092 R09: 0000000000000138
[ 0.943482] R10: 0000000000000000 R11: ffff8840d3dcbbd6 R12: 0000000000000004
[ 0.950586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 0.957690] FS: 0000000000000000(0000) GS:ffff885fffc00000(0000) knlGS:0000000000000000
[ 0.965745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 0.971468] CR2: 0000000000000000 CR3: 00000000019be000 CR4: 00000000003406e0
[ 0.978572] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 0.985676] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 0.992780] Stack:
[ 0.994788] ffff8840d3dcbf30 0000000000000000 ffff8840d3dcbf20 ffffffff8104e9de
[ 1.002223] ffff8840d3dcbf48 ffffffff8104ef91 0000000000000004 39175daa93498d26
[ 1.009654] 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1.017088] Call Trace:
[ 1.019534] [<ffffffff8104e9de>] smp_store_cpu_info+0x3e/0x40
[ 1.025343] [<ffffffff8104ef91>] start_secondary+0xb1/0x230
[ 1.030981] Code: 44 89 e7 ff 50 78 0f b7 93 f2 00 00 00 39 d0 75 1c 0f b7 bb fa 00 00 00 44 89 e6 e8 03 0e 01 00 85 c0 75 07 5b 41 5c 5d c3 0f 0b <0f> 0b 0f b7 8b f4 00 00 00 89 c2 44 89 e6 48 c7 c7 e0 ea 8b 81
[ 1.050868] RIP [<ffffffff8103dac8>] identify_secondary_cpu+0x58/0x80 <<<------
[ 1.057386] RSP <ffff8840d3dcbf00>
[ 1.060872] ---[ end trace 49bb9fc74fcf3069 ]---
Environment
- Red Hat Enterprise Linux 7.3
- Red Hat Enterprise Linux 7.4
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