Backtrace

WARNING: CPU: 1 PID: 4929 at kernel/sched/fair.c:401 enqueue_task_fair+0x26f/0x6a0
Modules linked in: xt_statistic ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs xt_multiport xt_comment xt_mark nf_tables xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter overlay nfnetlink uinput uhid rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat ip6table_filter ip6_tables iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter bridge rpcrdma stp llc rdma_cm iw_cm ib_cm ib_core tun bnep vfat fat snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_hdmi snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_ctl_led snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio snd_compress snd_pcm_dmaengine ac97_bus iwlmvm snd_hda_intel intel_tcc_cooling snd_intel_dspcfg x86_pkg_temp_thermal snd_intel_sdw_acpi intel_powerclamp mac80211 iTCO_wdt intel_pmc_bxt snd_hda_codec iTCO_vendor_support ee1004 coretemp libarc4 intel_rapl_msr
 kvm_intel mei_wdt mei_hdcp snd_hda_core snd_hwdep kvm iwlwifi snd_seq uvcvideo irqbypass snd_seq_device rapl intel_cstate hp_wmi intel_uncore platform_profile videobuf2_vmalloc pcspkr intel_wmi_thunderbolt snd_pcm sparse_keymap videobuf2_memops cfg80211 wmi_bmof videobuf2_v4l2 btusb snd_timer i2c_i801 btrtl snd btbcm videobuf2_common btintel mei_me soundcore i2c_smbus mei bluetooth videodev hid_sensor_als hid_sensor_trigger idma64 mc joydev hid_sensor_iio_common processor_thermal_device ucsi_acpi industrialio_triggered_buffer processor_thermal_rfim typec_ucsi kfifo_buf processor_thermal_mbox processor_thermal_rapl ecdh_generic industrialio intel_xhci_usb_role_switch intel_rapl_common rfkill intel_soc_dts_iosf ecc intel_pch_thermal typec int3403_thermal int340x_thermal_zone int3400_thermal hp_wireless acpi_thermal_rel acpi_pad nfsd nfs_acl lockd auth_rpcgss grace sunrpc zram ip_tables dm_crypt trusted asn1_encoder hid_sensor_hub intel_ishtp_loader intel_ishtp_hid i915
 hid_multitouch i2c_algo_bit drm_kms_helper cec nvme crct10dif_pclmul crc32_pclmul crc32c_intel drm intel_ish_ipc ghash_clmulni_intel nvme_core serio_raw e1000e intel_ishtp i2c_hid_acpi i2c_hid wmi video pinctrl_sunrisepoint fuse
CPU: 1 PID: 4929 Comm: QSGRenderThread Not tainted 5.13.12-200.fc34.x86_64 #1
Hardware name: HP HP EliteBook 840 G5/83B2, BIOS Q78 Ver. 01.01.07 06/05/2018
RIP: 0010:enqueue_task_fair+0x26f/0x6a0
Code: 60 09 00 00 0f 84 f8 fe ff ff 80 3d b5 6a df 01 00 0f 85 eb fe ff ff 48 c7 c7 80 95 5b b4 c6 05 a1 6a df 01 01 e8 0c a9 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:ffffb17204f47c68 EFLAGS: 00010096
RAX: 000000000000002d RBX: 0000000000000000 RCX: 0000000000000027
RDX: ffff89b97f658a08 RSI: 0000000000000001 RDI: ffff89b97f658a00
RBP: ffff89b97f7ead00 R08: 0000000000000000 R09: ffffb17204f47aa0
R10: ffffb17204f47a98 R11: ffffffffb4d468c8 R12: 0000000000000000
R13: ffff89b97f7eac80 R14: 0000000000000009 R15: ffff89b97f7eac80
FS:  00007f331ffff640(0000) GS:ffff89b97f640000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c000789000 CR3: 0000000172eb6005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? psi_task_change+0x9b/0xe0
 ttwu_do_activate+0x75/0x180
 try_to_wake_up+0x19b/0x4d0
 wake_up_q+0x5b/0xa0
 futex_wake+0x12b/0x150
 do_futex+0x1b5/0xb00
 ? __schedule+0x2fb/0x990
 ? hrtimer_start_range_ns+0x194/0x2c0
 ? schedule+0x46/0xb0
 ? __cond_resched+0x16/0x40
 ? do_nanosleep+0x8b/0x180
 ? hrtimer_nanosleep+0x85/0x100
 __x64_sys_futex+0x63/0x1a0
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f3456fb6a75
Code: e1 fc f0 41 0f b1 09 75 f2 83 e2 03 83 fa 02 0f 84 e0 01 00 00 89 de 40 80 f6 81 45 31 d2 ba 01 00 00 00 b8 ca 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 87 01 00 00 48 83 c4 28 31 c0 5b 5d 41 5c
RSP: 002b:00007f331fffea40 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3456fb6a75
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 000055e817de1b90
RBP: 0000000000000000 R08: 000055e817de1b68 R09: 000055e817de1b88
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000063f80
R13: 0000000000000000 R14: 000055e817de1b90 R15: 000055e817de1b68