Backtrace

WARNING: CPU: 2 PID: 9419 at kernel/sched/fair.c:401 enqueue_task_fair+0x26f/0x6a0
Modules linked in: usblp xt_set xt_multiport iptable_raw ip_set_hash_ip ip_set_hash_net ip_set ipip tunnel4 ip_tunnel bpf_preload xt_statistic ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs xt_comment xt_mark nf_tables veth snd_seq_dummy snd_hrtimer xt_nat nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter 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 stp llc overlay sunrpc vfat fat intel_rapl_msr intel_rapl_common ppdev x86_pkg_temp_thermal mei_hdcp intel_powerclamp iTCO_wdt coretemp intel_pmc_bxt at24 kvm_intel iTCO_vendor_support kvm irqbypass snd_hda_codec_realtek rapl snd_hda_codec_generic intel_cstate ledtrig_audio snd_hda_codec_hdmi snd_hda_intel intel_uncore snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_seq eeepc_wmi joydev asus_wmi snd_seq_device sparse_keymap snd_pcm
 rfkill wmi_bmof pcspkr snd_timer mei_me snd i2c_i801 soundcore mei i2c_smbus parport_pc lpc_ich parport ip_tables amdgpu hid_logitech_hidpp drm_ttm_helper ttm crct10dif_pclmul iommu_v2 gpu_sched crc32_pclmul i2c_algo_bit crc32c_intel drm_kms_helper cec drm ghash_clmulni_intel r8169 hid_logitech_dj wmi video fuse
CPU: 2 PID: 9419 Comm: kube-apiserver Not tainted 5.13.12-200.fc34.x86_64 #1
Hardware name: MEDION Pentino H-Series/H81M-C, BIOS 9802 07/18/2014
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 9a 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:ffffbe16c801fc68 EFLAGS: 00010096
RAX: 000000000000002d RBX: 0000000000000000 RCX: 0000000000000027
RDX: ffff96080ed18a08 RSI: 0000000000000001 RDI: ffff96080ed18a00
RBP: ffff96080ec2ad00 R08: 0000000000000000 R09: ffffbe16c801faa0
R10: ffffbe16c801fa98 R11: ffffffff9ad468c8 R12: 0000000000000000
R13: ffff96080ec2ac80 R14: 0000000000000049 R15: ffff96080ec2ac80
FS:  000000c010297090(0000) GS:ffff96080ed00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c000efd000 CR3: 00000001c095a002 CR4: 00000000001706e0
Call Trace:
 ? psi_task_change+0x9b/0xe0
 ttwu_do_activate+0x75/0x180
 try_to_wake_up+0x19b/0x4d0
 ? __tcp_push_pending_frames+0x32/0xf0
 wake_up_q+0x5b/0xa0
 futex_wake+0x12b/0x150
 do_futex+0x1b5/0xb00
 ? __fget_files+0x60/0x90
 ? __fget_light+0x2e/0x70
 ? do_epoll_wait+0xb6/0x730
 __x64_sys_futex+0x63/0x1a0
 ? __x64_sys_epoll_pwait+0x6f/0x100
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4746a3
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 cc cc cc cc cc cc cc cc cc
RSP: 002b:000000c0014abe28 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000000001d36c RCX: 00000000004746a3
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 000000c000088150
RBP: 000000c0014abe78 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 00000746b70a212b
R13: 000000c010334000 R14: 0000000000000001 R15: 0000000000000001