Backtrace

WARNING: CPU: 7 PID: 49929 at kernel/sched/fair.c:401 enqueue_task_fair+0x26f/0x6a0
Modules linked in: vxlan ip6_udp_tunnel udp_tunnel xt_set ipt_rpfilter ip_set_hash_ip ip_set_hash_net bpf_preload xt_multiport veth nf_conntrack_netlink xt_addrtype xt_recent xt_nat xt_mark snd_seq_dummy snd_hrtimer br_netfilter nft_counter nft_compat xt_comment rfcomm uinput overlay xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge 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 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat squashfs loop b43 cordic mac80211 snd_hda_codec_realtek cfg80211 snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi ssb snd_hda_intel intel_rapl_msr snd_intel_dspcfg mmc_core intel_rapl_common libarc4
 snd_intel_sdw_acpi snd_hda_codec edac_mce_amd btusb btrtl snd_usb_audio btbcm kvm_amd snd_hda_core snd_usbmidi_lib btintel snd_rawmidi snd_hwdep bluetooth kvm snd_seq snd_seq_device irqbypass rapl pcspkr gigabyte_wmi wmi_bmof snd_pcm k10temp ecdh_generic rfkill i2c_piix4 ecc snd_timer joydev mc snd soundcore bcma gpio_amdpt gpio_generic acpi_cpufreq binfmt_misc ip_vs_rr zram ip_tables dm_crypt trusted asn1_encoder hid_logitech_hidpp amdgpu ccp drm_ttm_helper ttm iommu_v2 gpu_sched i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel nvme drm ghash_clmulni_intel sp5100_tco nvme_core r8169 wmi hid_logitech_dj stp llc ip_vs_wrr ip_vs_sh ip_vs nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 fuse
CPU: 7 PID: 49929 Comm: Chrome_ChildIOT Not tainted 5.13.9-200.fc34.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. B450 AORUS ELITE/B450 AORUS ELITE, BIOS F50a 11/08/2019
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 97 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:ffffb5dc8dc2bc18 EFLAGS: 00010096
RAX: 000000000000002d RBX: 0000000000000000 RCX: 0000000000000027
RDX: ffff99ba4ebd8a08 RSI: 0000000000000001 RDI: ffff99ba4ebd8a00
RBP: ffff99ba4ec2ad00 R08: 0000000000000000 R09: ffffb5dc8dc2ba50
R10: ffffb5dc8dc2ba48 R11: ffffffff97d468c8 R12: 0000000000000000
R13: ffff99ba4ec2ac80 R14: 0000000000000009 R15: ffff99ba4ec2ac80
FS:  00007fb2661ee640(0000) GS:ffff99ba4ebc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa2d0799000 CR3: 00000002016a0000 CR4: 00000000003506e0
Call Trace:
 ? psi_task_change+0x9b/0xe0
 ttwu_do_activate+0x75/0x180
 try_to_wake_up+0x19b/0x4d0
 ? unix_stream_recvmsg+0x43/0x50
 ? unix_copy_addr+0x30/0x30
 pollwake+0x66/0x70
 ? wake_up_q+0xa0/0xa0
 __wake_up_common+0x80/0x180
 __wake_up_common_lock+0x6c/0x90
 pipe_write+0x3d7/0x5a0
 new_sync_write+0x172/0x180
 vfs_write+0x1be/0x250
 ksys_write+0x87/0xc0
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fb28dad68af
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 69 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 bc fd ff ff 48
RSP: 002b:00007fb2661ec950 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000036f200ab8bc0 RCX: 00007fb28dad68af
RDX: 0000000000000001 RSI: 00007fb2661ec98f RDI: 000000000000002b
RBP: 00007fb2661ec9a0 R08: 0000000000000000 R09: ed601bd4cd1d8ae2
R10: 00007fb2661ecd50 R11: 0000000000000293 R12: 00007fb2661eca00
R13: 000036f200229a40 R14: 00007fb2661ec98f R15: 000055a25167d208