Backtrace

WARNING: CPU: 0 PID: 58 at mm/mmu_notifier.c:502 __mmu_notifier_invalidate_range_start.cold+0x4a/0x56
Modules linked in: uinput vhost_net vhost vhost_iotlb tap tun rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc rmi_smbus rmi_core snd_hda_codec_hdmi snd_hda_codec_realtek snd_soc_skl snd_hda_codec_generic snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core iwlmvm x86_pkg_temp_thermal intel_powerclamp coretemp snd_compress snd_pcm_dmaengine soundwire_cadence
 mac80211 kvm_intel iTCO_wdt snd_hda_codec intel_pmc_bxt ee1004 iTCO_vendor_support mei_wdt mei_hdcp intel_rapl_msr snd_usb_audio libarc4 snd_hda_core kvm snd_usbmidi_lib irqbypass rapl uvcvideo ac97_bus iwlwifi snd_rawmidi snd_hwdep btusb videobuf2_vmalloc intel_cstate snd_seq videobuf2_memops btrtl videobuf2_v4l2 i2c_i801 btbcm videobuf2_common snd_seq_device intel_uncore pcspkr wmi_bmof intel_wmi_thunderbolt i2c_smbus cfg80211 snd_pcm btintel videodev processor_thermal_device snd_timer processor_thermal_rfim bluetooth joydev pl2303 processor_thermal_mbox ucsi_acpi mc mei_me processor_thermal_rapl typec_ucsi intel_rapl_common intel_xhci_usb_role_switch ecdh_generic mei roles intel_soc_dts_iosf ecc intel_pch_thermal typec thinkpad_acpi platform_profile ledtrig_audio snd soundcore int3403_thermal rfkill int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad binfmt_misc zram ip_tables xfs dm_crypt hid_logitech_hidpp hid_logitech_dj i915 cdc_mbim cdc_wdm i2c_algo_bit
 drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cdc_ncm uas cdc_ether cec usbnet usb_storage mii ghash_clmulni_intel nvme e1000e serio_raw drm nvme_core wmi video fuse
CPU: 0 PID: 58 Comm: kcompactd0 Not tainted 5.11.18-300.fc34.x86_64 #1
Hardware name: LENOVO 20L9CTO1WW/20L9CTO1WW, BIOS N27ET24W (1.10 ) 03/15/2018
RIP: 0010:__mmu_notifier_invalidate_range_start.cold+0x4a/0x56
Code: 8d 89 54 24 04 e8 02 89 ff ff f6 45 20 01 8b 54 24 04 75 16 83 fa f5 75 11 49 83 7f 30 00 74 0e 0f 0b 41 89 d5 e9 56 f3 76 ff <0f> 0b eb eb 41 89 d5 e9 4a f3 76 ff 0f be f1 48 c7 c7 78 82 3c 8d
RSP: 0018:ffffacdec02a7ab8 EFLAGS: 00010202
RAX: 0000000000000061 RBX: ffff8d4cd818bf18 RCX: 0000000000000000
RDX: 00000000fffffff0 RSI: ffff8d540fa18ac0 RDI: ffff8d540fa18ac0
RBP: ffffacdec02a7b30 R08: 0000000000000000 R09: ffffacdec02a78f0
R10: ffffacdec02a78e8 R11: ffffffff8db44f08 R12: ffff8d4cd9fae060
R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc06b4840
FS:  0000000000000000(0000) GS:ffff8d540fa00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000002aebf740000 CR3: 000000015cbe2004 CR4: 00000000003726f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 try_to_unmap_one+0x9bc/0xc60
 rmap_walk_file+0x13f/0x2b0
 try_to_unmap+0xa6/0xe0
 ? page_remove_rmap+0x330/0x330
 ? page_not_mapped+0x20/0x20
 ? page_get_anon_vma+0x80/0x80
 migrate_pages+0x4eb/0xf30
 ? isolate_freepages_block+0x3c0/0x3c0
 ? split_map_pages+0x160/0x160
 ? migrate_page_states+0x290/0x290
 compact_zone+0x646/0xdb0
 ? __switch_to_asm+0x42/0x70
 proactive_compact_node+0x7b/0xb0
 kcompactd+0x2cf/0x350
 ? finish_wait+0x80/0x80
 ? kcompactd_do_work+0x250/0x250
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x22/0x30