Backtrace

BUG: unable to handle page fault for address: ffffffffae4bf200
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 106427067 P4D 106427067 PUD 106428063 PMD 0 
Oops: 0000 [#2] PREEMPT SMP PTI
CPU: 1 PID: 46 Comm: kcompactd0 Tainted: G      D W    L     6.8.5-301.fc40.x86_64 #1
Hardware name: Dell Inc. Inspiron N5010/08R0GW, BIOS A15 07/19/2011
RIP: 0010:isolate_migratepages_block+0xca0/0x11d0
Code: 4d 0f 44 d4 e9 22 ff ff ff 84 d2 0f 84 83 f8 ff ff 48 85 c0 74 59 48 8b 50 78 80 e6 02 0f 85 87 f8 ff ff 48 8b 40 70 4c 89 e7 <4c> 8b 68 60 e8 e7 c8 fb ff 4d 85 ed 0f 85 62 fb ff ff e9 71 f8 ff
RSP: 0018:ffffbd9dc01abc80 EFLAGS: 00010046
RAX: ffffffffae4bf1a0 RBX: ffffbd9dc01abdd0 RCX: 0000000000000004
RDX: 0000000000000000 RSI: 0000000000176940 RDI: ffffe84100176940
RBP: ffff9e0861eca000 R08: ffffe841001768c8 R09: 000000000003a5c0
R10: ffffe84100176900 R11: 0000000000000006 R12: ffffe84100176940
R13: ffff9e074c251ce8 R14: 0000000000000000 R15: 0000000000005da5
FS:  0000000000000000(0000) GS:ffff9e0873e80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffae4bf200 CR3: 0000000106422005 CR4: 00000000000206f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x175/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? isolate_migratepages_block+0xca0/0x11d0
 compact_zone+0x316/0xeb0
 proactive_compact_node+0x85/0xe0
 kcompactd+0x333/0x430
 ? __pfx_autoremove_wake_function+0x10/0x10
 ? __pfx_kcompactd+0x10/0x10
 kthread+0xe8/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x34/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>
Modules linked in: snd_seq_dummy snd_hrtimer 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 nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set qrtr nf_tables brcmsmac brcmutil b43 cordic mac80211 libarc4 intel_powerclamp sunrpc coretemp cfg80211 snd_hda_codec_hdmi uvcvideo uvc kvm_intel snd_hda_codec_idt videobuf2_vmalloc snd_hda_codec_generic videobuf2_memops videobuf2_v4l2 snd_hda_intel ssb videobuf2_common snd_intel_dspcfg snd_intel_sdw_acpi kvm mmc_core snd_hda_codec videodev at24 iTCO_wdt dell_laptop mei_pxp intel_pmc_bxt iTCO_vendor_support mc rfkill snd_hda_core dell_smm_hwmon snd_hwdep binfmt_misc wmi_bmof irqbypass dell_wmi dell_smbios dcdbas snd_seq ledtrig_audio intel_cstate sparse_keymap dell_wmi_descriptor intel_uncore acpi_cpufreq snd_seq_device i2c_i801 pcspkr intel_ips i2c_smbus snd_pcm mei_me bcma lpc_ich snd_timer snd mei soundcore pktcdvd joydev loop
 nfnetlink zram i915 crc32c_intel sha512_ssse3 i2c_algo_bit r8169 sha256_ssse3 drm_buddy sha1_ssse3 ttm realtek drm_display_helper cec video wmi serio_raw ip6_tables ip_tables fuse
CR2: ffffffffae4bf200