Backtrace

BUG: kernel NULL pointer dereference, address: 00000000000008c1
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 80000003c6c89067 P4D 80000003c6c89067 PUD 0 
Oops: 0002 [#1] SMP PTI
CPU: 3 PID: 3103 Comm: Worker-Bootstra Tainted: G        WC        5.9.16-200.fc33.x86_64 #1
Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 0430 11/01/2017
RIP: 0010:memcg_memory_event+0x24/0x90
Code: 00 00 00 00 00 90 41 54 44 8d 66 fb 89 f6 55 48 8d 2c f5 c0 09 00 00 53 48 89 fb f0 48 ff 04 2f 41 83 fc 02 77 5a 48 83 ed 40 <f0> 48 ff 04 2b 41 83 fc 02 77 3d 48 8d bb 48 04 00 00 e8 d5 51 e9
RSP: 0000:ffffb87a43ee3d28 EFLAGS: 00010206
RAX: 00000000fffe25d3 RBX: ffffffffffffff09 RCX: 0000000000000003
RDX: 0000000000000001 RSI: 0000000000000246 RDI: 0000000000000246
RBP: 00000000000009b8 R08: 0000000000000000 R09: ffff8a4bbeaea430
R10: 0000000000000217 R11: 0000000000000010 R12: 0000000000000002
R13: 0000000000000cc0 R14: 0000000000000cc0 R15: ffff8a4bbce1bfc0
FS:  00007f672daf5640(0000) GS:ffff8a4bbeac0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000008c1 CR3: 00000003c6fa4006 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 mem_cgroup_try_charge_swap+0x195/0x1d0
 __alloc_pages_nodemask+0x169/0x350
 ? mem_cgroup_charge+0x83/0x260
 ? handle_mm_fault+0xf14/0x1980
 ? enqueue_hrtimer+0x39/0x90
 ? do_user_addr_fault+0x1b8/0x3f0
 ? exc_page_fault+0x82/0x1a0
 ? asm_exc_page_fault+0x8/0x30
 ? asm_exc_page_fault+0x1e/0x30
Modules linked in: uinput 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 nf_tables 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 binfmt_misc sunrpc vfat fat squashfs loop snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl_msr ledtrig_audio intel_rapl_common snd_hda_intel snd_intel_dspcfg snd_hda_codec mei_hdcp iTCO_wdt snd_hda_core intel_pmc_bxt snd_hwdep ee1004 iTCO_vendor_support x86_pkg_temp_thermal intel_powerclamp r8188eu(C) snd_seq coretemp lib80211 rapl snd_seq_device intel_cstate eeepc_wmi cfg80211 snd_pcm intel_uncore asus_wmi pcspkr sparse_keymap wmi_bmof intel_wmi_thunderbolt snd_timer
 i2c_i801 snd joydev mei_me rfkill mxm_wmi soundcore i2c_smbus mei acpi_pad zram ip_tables hid_logitech_hidpp i915 i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul drm crc32c_intel e1000e ghash_clmulni_intel nvme nvme_core wmi video hid_logitech_dj fuse
CR2: 00000000000008c1