oops.log

Dec 18 00:07:39 archlinux kernel: Unregister pv shared memory for cpu 30                                                              
Dec 18 00:07:39 archlinux kernel: ------------[ cut here ]------------
Dec 18 00:07:39 archlinux kernel: sched: Unexpected reschedule of offline CPU#30!
Dec 18 00:07:39 archlinux kernel: WARNING: CPU: 31 PID: 239 at arch/x86/kernel/smp.c:128 native_smp_send_reschedule+0x34/0x40
Dec 18 00:07:39 archlinux kernel: Modules linked in: nls_iso8859_1 nls_cp437 vfat fat 9p fscache joydev mousedev iTCO_wdt iTCO_vendor$
support kvm_intel kvm irqbypass psmouse pcspkr i2c_i801 bochs_drm input_leds ttm qemu_fw_cfg drm_kms_helper drm syscopyarea intel_agp 
sysfillrect sysimgblt intel_gtt evdev fb_sys_fops agpgart lpc_ich mac_hid ip_tables x_tables xfs dm_thin_pool dm_persistent_data dm_b$
o_prison dm_bufio libcrc32c crc32c_generic dm_crypt algif_skcipher af_alg dm_mod raid10 md_mod serio_raw sr_mod atkbd cdrom sd_mod li$
ps2 crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc aesni_intel ahci aes_x86_64 libahci crypto_simd cryptd i8042 $
lue_helper libata 9pnet_virtio serio 9pnet virtio_input virtio_scsi scsi_mod virtio_blk virtio_net net_failover failover virtio_pci v$
rtio_rng virtio_ring rng_core
Dec 18 00:07:39 archlinux kernel:  virtio
Dec 18 00:07:39 archlinux kernel: CPU: 31 PID: 239 Comm: migration/31 Not tainted 4.19.0-pf8 #1
Dec 18 00:07:39 archlinux kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015
Dec 18 00:07:39 archlinux kernel: RIP: 0010:native_smp_send_reschedule+0x34/0x40
Dec 18 00:07:39 archlinux kernel: Code: 05 81 66 2f 01 73 15 48 8b 05 d8 03 0e 01 be fd 00 00 00 48 8b 40 30 e9 4a fe ba 00 89 fe 48 $
7 c7 60 33 88 9c e8 f6 0c 03 00 <0f> 0b c3 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8b 05 ed ac 7f
Dec 18 00:07:39 archlinux kernel: RSP: 0018:ffffa42dc0a0bda0 EFLAGS: 00010086
Dec 18 00:07:39 archlinux kernel: RAX: 0000000000000000 RBX: 000000000000001e RCX: 0000000000000000
Dec 18 00:07:39 archlinux kernel: RDX: 0000000000000007 RSI: ffffffff9c89a69e RDI: 00000000ffffffff
Dec 18 00:07:39 archlinux kernel: RBP: 0000000000000067 R08: 0000000000000001 R09: 0000000000000977
Dec 18 00:07:39 archlinux kernel: R10: 0000000000000004 R11: 0000000000000000 R12: ffff994fff5a1740
Dec 18 00:07:39 archlinux kernel: R13: ffff994fff5e1740 R14: ffff994ffdca0000 R15: 000000000000001f
Dec 18 00:07:39 archlinux kernel: FS:  0000000000000000(0000) GS:ffff994fff5c0000(0000) knlGS:0000000000000000
Dec 18 00:07:39 archlinux kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 18 00:07:39 archlinux kernel: CR2: 0000555d4ac1a520 CR3: 00000000363c2000 CR4: 0000000000100ee0
Dec 18 00:07:39 archlinux kernel: Call Trace:
Dec 18 00:07:39 archlinux kernel:  resched_cpu_if_curr_is+0xf8/0x110
Dec 18 00:07:39 archlinux kernel:  __schedule+0x1174/0x2200
Dec 18 00:07:39 archlinux kernel:  ? ___preempt_schedule+0x16/0x18
Dec 18 00:07:39 archlinux kernel:  ? sort_range+0x20/0x20
Dec 18 00:07:39 archlinux kernel:  schedule+0x32/0xb0
Dec 18 00:07:39 archlinux kernel:  smpboot_thread_fn+0xd3/0x230
Dec 18 00:07:39 archlinux kernel:  kthread+0x113/0x130
Dec 18 00:07:39 archlinux kernel:  ? kthread_park+0x80/0x80
Dec 18 00:07:39 archlinux kernel:  ret_from_fork+0x35/0x40
Dec 18 00:07:39 archlinux kernel: ---[ end trace a9b607d1744d2654 ]---
Dec 18 00:07:39 archlinux kernel: smpboot: CPU 30 is now offline