WARNING: CPU: 5 PID: 23308 at kernel/sched/fair.c:381 enqueue_task_fair+0x253/0x4e0
Modules linked in: xt_statistic ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs nf_tables xt_comment xt_mark rfcomm veth xt_nat nf_conntrack_netlink xt_addrtype br_netfilter ccm xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw tun ip6table_security bridge stp llc iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter overlay cmac bnep sunrpc vfat fat squashfs zstd_decompress loop x86_pkg_temp_thermal intel_powerclamp coretemp kvm irqbypass crct10dif_pclmul iwlmvm crc32_pclmul mac80211 libarc4 ghash_clmulni_intel snd_soc_skl uvcvideo snd_soc_sst_ipc iwlwifi intel_cstate mei_hdcp intel_uncore snd_soc_sst_dsp snd_hda_ext_core
 snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core mei_me snd_compress snd_hda_codec_hdmi ac97_bus videobuf2_vmalloc videobuf2_memops btusb snd_pcm_dmaengine videobuf2_v4l2 wmi_bmof intel_rapl_perf snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio videobuf2_common videodev snd_hda_intel snd_intel_dspcfg rtsx_pci_ms memstick snd_hda_codec mc int3403_thermal iTCO_wdt intel_rapl_msr pcspkr iTCO_vendor_support intel_xhci_usb_role_switch mei roles intel_pch_thermal snd_hda_core btrtl btbcm processor_thermal_device snd_hwdep intel_rapl_common snd_seq snd_seq_device snd_pcm btintel bluetooth ecdh_generic ecc hp_wmi joydev int3400_thermal sparse_keymap hp_accel int340x_thermal_zone cfg80211 snd_timer snd soundcore acpi_thermal_rel lis3lv02d intel_soc_dts_iosf i2c_i801 input_polldev hp_wireless acpi_pad ip_tables rfkill i915 nouveau mxm_wmi ttm i2c_algo_bit rtsx_pci_sdmmc mmc_core drm_kms_helper drm crc32c_intel serio_raw r8169 rtsx_pci wmi video fuse
CPU: 5 PID: 23308 Comm: kubelet Not tainted 5.4.13-201.fc31.x86_64 #1
Hardware name: HP HP Pavilion Laptop 15-cc1xx/83F9, BIOS F.28 02/23/2018
RIP: 0010:enqueue_task_fair+0x253/0x4e0
Code: 60 09 00 00 0f 84 b3 fe ff ff 80 3d 86 3e 6d 01 00 0f 85 a6 fe ff ff 48 c7 c7 00 ce 33 a7 c6 05 72 3e 6d 01 01 e8 ab 0e fc ff <0f> 0b e9 8c fe ff ff 4d 8b bc 24 58 09 00 00 49 8d 9c 24 50 09 00
RSP: 0018:ffffab4c472bfc48 EFLAGS: 00010086
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 000000000000002d RSI: ffffffffa812956d RDI: 0000000000000046
RBP: ffff97539eae8a40 R08: 00000238a79a633b R09: 000000000000002d
R10: 0000000000000000 R11: 0000000000000001 R12: ffff97539eae89c0
R13: ffff97539eae89c0 R14: 0000000000000000 R15: ffff97539eae89c0
FS:  00007fe7d27fc700(0000) GS:ffff97539eb40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f06dee20e78 CR3: 0000000287ddc001 CR4: 00000000003606e0
Call Trace:
 activate_task+0x7a/0x160
 ttwu_do_activate+0x45/0x60
 try_to_wake_up+0x1f1/0x670
 wake_up_q+0x3b/0x60
 futex_wake+0x14d/0x170
 do_futex+0x8e1/0xd00
 ? sock_write_iter+0x97/0x100
 __x64_sys_futex+0x13c/0x16a
 do_syscall_64+0x5b/0x1a0
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x464b63
Code: 24 20 c3 cc cc cc cc 48 8b 7c 24 08 8b 74 24 10 8b 54 24 14 4c 8b 54 24 18 4c 8b 44 24 20 44 8b 4c 24 28 b8 ca 00 00 00 0f 05 <89> 44 24 30 c3 cc cc cc cc cc cc cc cc 8b 7c 24 08 48 8b 74 24 10
RSP: 002b:00007fe7d27fbd68 EFLAGS: 00000202 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000c000de4780 RCX: 0000000000464b63
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 000000c000ad0f48
RBP: 00007fe7d27fbdb8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00000238ac01af17
R13: 000000000000000f R14: 00000238aa38db23 R15: 0000000000000040

BUG: kernel NULL pointer dereference, address: 0000000000000030
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] SMP PTI
CPU: 0 PID: 432 Comm: kworker/0:2 Not tainted 5.4.13-201.fc31.x86_64 #1
Hardware name: LENOVO 20KNS0RJ00/20KNS0RJ00, BIOS R0PET47W (1.24 ) 08/29/2018
Workqueue: kacpi_notify acpi_os_execute_deferred
RIP: 0010:queue_work_on+0x17/0x40
Code: 21 fe ff 0f 0b e9 d5 fc ff ff 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 53 9c 58 0f 1f 44 00 00 48 89 c3 fa 66 0f 1f 44 00 00 <f0> 48 0f ba 2a 00 73 12 45 31 c0 48 89 df 57 9d 0f 1f 44 00 00 44
RSP: 0000:ffffa024c043fe30 EFLAGS: 00010002
RAX: 0000000000000202 RBX: 0000000000000202 RCX: 0000000000004527
RDX: 0000000000000030 RSI: ffff90a12f00ce00 RDI: 0000000000002000
RBP: ffff90a126eff8c0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: fffffa2ae0aa2de0 R12: ffff90a132428340
R13: ffff90a132430800 R14: 0000000000000000 R15: ffff90a12a8b10d8
FS:  0000000000000000(0000) GS:ffff90a132400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000030 CR3: 000000082ab20001 CR4: 00000000003606f0
Call Trace:
 ucsi_notify+0x105/0x110 [typec_ucsi]
 acpi_ev_notify_dispatch+0x45/0x5a
 acpi_os_execute_deferred+0x16/0x20
 process_one_work+0x1b5/0x360
 worker_thread+0x50/0x3c0
 kthread+0xf9/0x130
 ? process_one_work+0x360/0x360
 ? kthread_park+0x90/0x90
 ret_from_fork+0x35/0x40
Modules linked in: pcc_cpufreq(-) videodev snd_pcm ecdh_generic intel_rapl_perf pcspkr mc ecc joydev cfg80211 wmi_bmof intel_wmi_thunderbolt thinkpad_acpi(+) snd_timer i2c_i801 mei_me intel_xhci_usb_role_switch ledtrig_audio mei roles snd intel_pch_thermal ucsi_acpi typec_ucsi typec soundcore acpi_pad ip_tables rfkill amdgpu i915 amd_iommu_v2 gpu_sched ttm i2c_algo_bit drm_kms_helper sdhci_pci cqhci sdhci nvme drm crc32c_intel nvme_core mmc_core r8169 serio_raw wmi video fuse
CR2: 0000000000000030