Backtrace

BUG: unable to handle page fault for address: ffff893a0fdf6000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 15a01067 P4D 15a01067 PUD 13efff067 PMD 8e063 PTE 0
Oops: 0002 [#2] SMP NOPTI
CPU: 2 PID: 38 Comm: kcompactd0 Tainted: G      D W         5.11.14-200.fc33.x86_64 #1
Hardware name: Hewlett-Packard HP EliteBook 745 G2/221C, BIOS M84 Ver. 01.48 07/30/2018
RIP: 0010:copy_page+0x7/0x10
Code: 48 ff c6 48 ff c7 ff c9 75 f2 31 c0 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 f3 a4 31 c0 c3 cc cc cc cc cc 66 90 b9 00 02 00 00 <f3> 48 a5 c3 0f 1f 44 00 00 48 83 ec 10 48 89 1c 24 4c 89 64 24 08
RSP: 0018:ffff96488022bb60 EFLAGS: 00010286
RAX: 000fffffc008000f RBX: ffff893a80a60000 RCX: 0000000000000200
RDX: dead0000000000ff RSI: ffff89398b344000 RDI: ffff893a0fdf6000
RBP: ffffc5fe002cd100 R08: ffffffffffffffec R09: ffffffffffffffff
R10: ffffffffffffffec R11: 0000000000100000 R12: 0000000000000000
R13: ffffc5fe002cd100 R14: 0000000000000001 R15: ffffc5fe023f7d80
FS:  0000000000000000(0000) GS:ffff893abb500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff893a0fdf6000 CR3: 0000000014a10000 CR4: 00000000000506e0
Call Trace:
 migrate_page_copy+0x1bb/0x400
 migrate_page+0x4b/0x70
 move_to_new_page+0x1bb/0x2c0
 ? rmap_walk_anon+0x13b/0x2a0
 ? try_to_unmap+0xbf/0xd0
 migrate_pages+0x5cd/0xf10
 ? isolate_freepages_block+0x3a0/0x3a0
 ? split_map_pages+0x150/0x150
 ? migrate_page_copy+0x400/0x400
 compact_zone+0x6d9/0xd40
 kcompactd_do_work+0x150/0x250
 kcompactd+0xb1/0x350
 ? finish_wait+0x80/0x80
 ? kcompactd_do_work+0x250/0x250
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: lp parport uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter b43 cordic mac80211 cmac bnep snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi cfg80211 snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation edac_mce_amd sunrpc kvm_amd ccp ssb snd_soc_core kvm libarc4 snd_compress btusb snd_pcm_dmaengine btrtl uvcvideo btbcm btintel soundwire_cadence bluetooth snd_hda_codec videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 irqbypass
 snd_hda_core ac97_bus snd_hwdep videobuf2_common snd_seq hp_wmi joydev pcspkr sparse_keymap ecdh_generic videodev wmi_bmof rfkill snd_seq_device ecc snd_pcm mc fam15h_power sp5100_tco k10temp i2c_piix4 bcma snd_timer snd soundcore i2c_scmi hp_accel lis3lv02d hp_wireless tpm_infineon acpi_cpufreq zram ip_tables amdgpu iommu_v2 gpu_sched radeon rtsx_pci_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_ttm_helper ttm drm_kms_helper ghash_clmulni_intel serio_raw cec drm r8169 rtsx_pci wmi video fuse
CR2: ffff893a0fdf6000