Backtrace

WARNING: CPU: 0 PID: 112055 at kernel/sched/fair.c:401 enqueue_task_fair+0x26f/0x6a0
Modules linked in: mcs7830 usbnet mii uinput rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc tun 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 bnep sunrpc vfat squashfs fat loop snd_soc_skl_hda_dsp snd_soc_intel_hda_dsp_common snd_soc_hdac_hdmi snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_soc_dmic snd_sof_pci_intel_tgl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_soc_hdac_hda iTCO_wdt snd_hda_ext_core
 intel_pmc_bxt iTCO_vendor_support snd_soc_acpi_intel_match mei_hdcp snd_soc_acpi snd_soc_core intel_pmt_telemetry intel_pmt_class intel_rapl_msr snd_compress snd_pcm_dmaengine intel_tcc_cooling ac97_bus x86_pkg_temp_thermal ledtrig_audio intel_powerclamp coretemp snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi kvm_intel snd_hda_codec snd_hda_core snd_hwdep kvm iwlmvm snd_seq irqbypass intel_cstate snd_seq_device mac80211 intel_uncore snd_pcm snd_timer pcspkr libarc4 wmi_bmof snd i2c_i801 mei_me soundcore i2c_smbus spi_pxa2xx_platform dw_dmac iwlwifi mei btusb btrtl cfg80211 idma64 btbcm uvcvideo btintel joydev bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 hid_sensor_accel_3d hid_sensor_als hid_sensor_trigger videobuf2_common hid_sensor_iio_common industrialio_triggered_buffer kfifo_buf ecdh_generic ecc industrialio thunderbolt ucsi_acpi intel_pmt typec_ucsi typec ideapad_laptop platform_profile sparse_keymap rfkill int3403_thermal int3400_thermal acpi_pad
 acpi_tad acpi_thermal_rel processor_thermal_device processor_thermal_rfim processor_thermal_mbox processor_thermal_rapl intel_rapl_common int340x_thermal_zone intel_soc_dts_iosf v4l2loopback(OE) videodev mc zram ip_tables hid_sensor_hub intel_ishtp_loader intel_ishtp_hid wacom i915 hid_multitouch i2c_algo_bit drm_kms_helper nvme cec crct10dif_pclmul nvme_core crc32_pclmul crc32c_intel drm ghash_clmulni_intel serio_raw intel_ish_ipc intel_ishtp vmd wmi i2c_hid_acpi i2c_hid video pinctrl_tigerlake fuse ecryptfs
CPU: 0 PID: 112055 Comm: DNS Resolver #3 Tainted: G           OE     5.13.9-200.fc34.x86_64 #1
Hardware name: LENOVO 82BH/LNVNB161216, BIOS F5CN40WW 01/14/2021
RIP: 0010:enqueue_task_fair+0x26f/0x6a0
Code: 60 09 00 00 0f 84 f8 fe ff ff 80 3d 25 6a df 01 00 0f 85 eb fe ff ff 48 c7 c7 b0 94 5b ae c6 05 11 6a df 01 01 e8 bc a8 a8 00 <0f> 0b e9 d1 fe ff ff 44 8b 85 80 01 00 00 45 85 c0 0f 85 e7 fe ff
RSP: 0018:ffffa8f28462fc68 EFLAGS: 00010096
RAX: 000000000000002d RBX: 0000000000000000 RCX: 0000000000000027
RDX: ffff97cea0818a08 RSI: 0000000000000001 RDI: ffff97cea0818a00
RBP: ffff97cea08ead00 R08: 0000000000000000 R09: ffffa8f28462faa0
R10: ffffa8f28462fa98 R11: ffffffffaed468c8 R12: 0000000000000000
R13: ffff97cea08eac80 R14: 0000000000000009 R15: ffff97cea08eac80
FS:  00007f2ceeb5f640(0000) GS:ffff97cea0800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2cdc55c000 CR3: 000000049be9a003 CR4: 0000000000770ef0
PKRU: 55555554
Call Trace:
 ? psi_task_change+0x9b/0xe0
 ttwu_do_activate+0x72/0x180
 try_to_wake_up+0x19b/0x4d0
 ? try_charge+0x6b6/0x730
 wake_up_q+0x5b/0xa0
 futex_wake+0x12b/0x150
 do_futex+0x1b5/0xb00
 ? set_pte+0x5/0x10
 ? __handle_mm_fault+0xded/0x1570
 __x64_sys_futex+0x63/0x1a0
 ? do_user_addr_fault+0x1cb/0x670
 do_syscall_64+0x3d/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f2d28b16d39
Code: 2b 8b 77 10 81 e6 80 00 00 00 e9 d2 8a 00 00 66 90 81 e6 80 00 00 00 45 31 d2 ba 01 00 00 00 b8 ca 00 00 00 40 80 f6 81 0f 05 <eb> a7 8b 47 10 83 e0 7f 83 f8 01 75 20 64 8b 04 25 d0 02 00 00 39
RSP: 002b:00007f2ceeb5dc98 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f2cdc500000 RCX: 00007f2d28b16d39
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 00007f2d28400018
RBP: 000000000000003d R08: 0000000000000000 R09: 00007f2cdc5005d8
R10: 0000000000000000 R11: 0000000000000286 R12: 00007f2cdc53d000
R13: 00007f2d28400018 R14: 0000000000020000 R15: 00007f2d28400000