Backtrace

WARNING: CPU: 4 PID: 5191 at kernel/sched/fair.c:401 enqueue_task_fair+0x26f/0x6a0
Modules linked in: snd_seq_dummy snd_hrtimer nf_conntrack_netlink xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT xt_addrtype br_netfilter bridge stp llc xt_DSCP nf_nat_tftp nft_redir nf_conntrack_netbios_ns nf_conntrack_broadcast nft_objref nf_conntrack_tftp 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 tun overlay ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) nvidia(POE) snd_sof_pci_intel_cnl 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_skl intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_soc_hdac_hda coretemp
 snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_hda_codec_hdmi snd_soc_acpi kvm_intel snd_soc_core ee1004 iTCO_wdt snd_ctl_led intel_pmc_bxt snd_hda_codec_realtek iTCO_vendor_support mei_hdcp snd_hda_codec_generic kvm snd_compress intel_rapl_msr snd_pcm_dmaengine ac97_bus snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi iwlmvm uvcvideo irqbypass videobuf2_vmalloc snd_hda_codec rapl videobuf2_memops mac80211 intel_cstate btusb videobuf2_v4l2 btrtl intel_uncore btbcm snd_hda_core videobuf2_common btintel libarc4 pcspkr snd_hwdep bluetooth joydev videodev intel_wmi_thunderbolt wmi_bmof snd_seq iwlwifi i2c_i801 mc snd_seq_device thinkpad_acpi i2c_smbus mei_me ecdh_generic processor_thermal_device processor_thermal_rfim snd_pcm ecc processor_thermal_mbox processor_thermal_rapl snd_timer ucsi_acpi cfg80211 thunderbolt typec_ucsi platform_profile intel_rapl_common mei ledtrig_audio typec snd idma64 intel_pch_thermal intel_soc_dts_iosf soundcore
 rfkill int3403_thermal int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad zram ip_tables dm_crypt trusted asn1_encoder hid_multitouch i915 sdhci_pci i2c_algo_bit crct10dif_pclmul crc32_pclmul nvme cqhci drm_kms_helper crc32c_intel sdhci mmc_core cec e1000e serio_raw nvme_core ghash_clmulni_intel drm wmi video pinctrl_cannonlake fuse
CPU: 4 PID: 5191 Comm: Chrome_ChildIOT Tainted: P           OE     5.13.12-200.fc34.x86_64 #1
Hardware name: LENOVO 20N3S5DU1N/20N3S5DU1N, BIOS N2IET95W (1.73 ) 04/27/2021
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 ad 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:ffffb8acc5007aa8 EFLAGS: 00010096
RAX: 000000000000002d RBX: 0000000000000000 RCX: 0000000000000027
RDX: ffff915bde718a08 RSI: 0000000000000001 RDI: ffff915bde718a00
RBP: ffff915bde76ad00 R08: 0000000000000000 R09: ffffb8acc50078e0
R10: ffffb8acc50078d8 R11: ffffffffadd468c8 R12: 0000000000000000
R13: ffff915bde76ac80 R14: 0000000000000049 R15: ffff915bde76ac80
FS:  00007f5b69ce9640(0000) GS:ffff915bde700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efc7ce68000 CR3: 000000026b352006 CR4: 00000000003706e0
Call Trace:
 ? psi_task_change+0x9b/0xe0
 ttwu_do_activate+0x72/0x180
 try_to_wake_up+0x19b/0x4d0
 autoremove_wake_function+0x11/0x50
 __wake_up_common+0x7d/0x180
 __wake_up_common_lock+0x6c/0x90
 ep_poll_callback+0x10d/0x290
 __wake_up_common+0x7d/0x180
 __wake_up_common_lock+0x6c/0x90
 sock_def_readable+0x37/0x70
 unix_stream_sendmsg+0x19b/0x480
 sock_sendmsg+0x5b/0x60
 __sys_sendto+0xf0/0x160
 ? ktime_get+0x35/0x90
 ? lapic_next_deadline+0x28/0x30
 ? clockevents_program_event+0x92/0xf0
 ? hrtimer_interrupt+0x15d/0x2c0
 ? sched_clock_cpu+0xc/0xa0
 __x64_sys_sendto+0x20/0x30
 do_syscall_64+0x3d/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f5b7ba48d5c
Code: 89 4c 24 1c e8 c5 f8 ff ff 44 8b 54 24 1c 8b 3c 24 45 31 c9 89 c5 48 8b 54 24 10 48 8b 74 24 08 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 04 24 e8 11 f9 ff ff 48 8b 04
RSP: 002b:00007f5b69ce6120 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f5b7ba48d5c
RDX: 0000000000000e28 RSI: 00002d1a02265000 RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 00007f5b69ce62c8
R13: 0000000000000000 R14: 0000000000000000 R15: 00002d1a00304a00