Backtrace

WARNING: CPU: 1 PID: 6435 at kernel/sched/fair.c:6939 set_next_buddy+0x51/0x60
Modules linked in: uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 sunrpc snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio rtl8192ce snd_hda_intel rtl_pci snd_intel_dspcfg rtl8192c_common soundwire_intel soundwire_generic_allocation rtlwifi snd_soc_core mac80211 snd_compress snd_pcm_dmaengine soundwire_cadence cfg80211 snd_hda_codec intel_rapl_msr intel_rapl_common intel_soc_dts_thermal iTCO_wdt snd_hda_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2
 videobuf2_common intel_soc_dts_iosf intel_powerclamp videodev coretemp mc kvm_intel asus_wmi sparse_keymap ac97_bus kvm snd_hwdep irqbypass snd_seq rfkill intel_pmc_bxt snd_seq_device snd_pcm at24 mei_hdcp iTCO_vendor_support snd_timer snd pcspkr libarc4 intel_cstate soundcore mei_txe mei lpc_ich i2c_i801 i2c_smbus binfmt_misc zram ip_tables i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel r8169 rtsx_pci serio_raw wmi video fuse
CPU: 1 PID: 6435 Comm: MediaSu~sor #14 Tainted: G        W         5.11.14-200.fc33.x86_64 #1
Hardware name: COMPAQ PRESARIO CQ-23/PRESARIO CQ-23, BIOS 1.00 04/02/2015
RIP: 0010:set_next_buddy+0x51/0x60
Code: 00 48 85 ff 74 10 8b 47 38 85 c0 75 e2 80 3d 45 75 bf 01 00 74 01 c3 48 c7 c7 27 3e 3a a8 c6 05 34 75 bf 01 01 e8 85 d7 a5 00 <0f> 0b c3 83 bf e4 02 00 00 05 75 b2 c3 c3 90 0f 1f 44 00 00 41 55
RSP: 0018:ffffaa65013a7c70 EFLAGS: 00010082
RAX: 000000000000000a RBX: ffff9983182dcd40 RCX: ffff9983fbd18ac8
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9983fbd18ac0
RBP: ffff9982dd4e2700 R08: 0000000000000000 R09: ffffaa65013a7aa0
R10: ffffaa65013a7a98 R11: ffffffffa8b44f08 R12: ffff9983182dcc80
R13: ffff9983fbd2a000 R14: 0000000000000008 R15: 0000000000000005
FS:  00007f423ed08640(0000) GS:ffff9983fbd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3731efa620 CR3: 0000000082694000 CR4: 00000000001006e0
Call Trace:
 check_preempt_wakeup+0x222/0x250
 check_preempt_curr+0x55/0x70
 ttwu_do_wakeup+0x17/0x130
 try_to_wake_up+0x54b/0x570
 wake_up_q+0x5b/0xa0
 futex_wake+0x12b/0x150
 do_futex+0x7d4/0xb50
 ? trigger_load_balance+0x5a/0x220
 ? update_process_times+0xb0/0xc0
 ? tick_sched_handle+0x22/0x60
 ? timerqueue_add+0x96/0xb0
 ? enqueue_hrtimer+0x32/0x70
 __x64_sys_futex+0x125/0x190
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f4269dc5f39
Code: 83 e1 fc f0 41 0f b1 09 75 f2 83 e2 03 80 f3 81 83 fa 02 0f 84 e8 01 00 00 45 31 d2 ba 01 00 00 00 89 de b8 ca 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 01 00 00 48 83 c4 28 31 c0 5b 5d 41 5c
RSP: 002b:00007f423ed07420 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000081 RCX: 00007f4269dc5f39
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 00007f422d11c5e0
RBP: 0000000000000000 R08: 00007f422d11c5b8 R09: 00007f422d11c5d8
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f422d11c588
R13: 0000000000000000 R14: 00007f422d11c5e0 R15: 00007f422d11c5e8