Backtrace

WARNING: CPU: 4 PID: 20696 at block/bfq-iosched.c:602 bfqq_request_over_limit+0x11f/0x380
Modules linked in: vhost_net vhost vhost_iotlb tap tun snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT bridge stp llc nf_nat_tftp 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 nf_log_syslog nft_log 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 vfat fat nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) nvidia(POE) snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_usb_audio eeepc_wmi raid1 snd_hda_core rt2800usb rt2x00usb rt2800lib snd_usbmidi_lib rt2x00lib mac80211 edac_mce_amd kvm_amd asus_wmi snd_rawmidi
 snd_hwdep sparse_keymap ccp snd_seq platform_profile libarc4 cfg80211 kvm rfkill snd_seq_device video k10temp drm_kms_helper snd_pcm wmi_bmof irqbypass fam15h_power joydev cec pcspkr snd_timer i2c_piix4 snd soundcore acpi_cpufreq v4l2loopback(OE) videodev mc drm zram ip_tables crct10dif_pclmul hid_plantronics crc32_pclmul crc32c_intel mxm_wmi nvme nvme_core ghash_clmulni_intel sp5100_tco r8169 wmi ipmi_devintf ipmi_msghandler fuse ecryptfs
CPU: 4 PID: 20696 Comm: Classif~ Update Tainted: P           OE     5.17.4-100.fc34.x86_64 #1
Hardware name: To be filled by O.E.M. To be filled by O.E.M./M5A99X EVO R2.0, BIOS 2501 04/03/2014
RIP: 0010:bfqq_request_over_limit+0x11f/0x380
Code: c1 49 8b 56 60 48 83 c0 01 48 85 d2 0f 84 07 02 00 00 49 89 d6 45 0f b6 7e 18 89 c6 45 84 ff 0f 84 b6 00 00 00 41 39 c4 7f ce <0f> 0b 44 8d 68 ff 41 39 c4 0f 85 f1 01 00 00 41 83 fd ff 0f 84 98
RSP: 0018:ffffb5c8428cb9e0 EFLAGS: 00010046
RAX: 0000000000000001 RBX: 0000000000000018 RCX: ffffb5c8428cba08
RDX: ffff93fa95c6f898 RSI: 0000000000000001 RDI: ffff93fa077f8c30
RBP: ffff93fa3a8d2f40 R08: ffff93fa07b44210 R09: ffff93fa0c26bf38
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffff93fa077f8800 R14: ffff93fa95c6f898 R15: 0000000000000001
FS:  00007f6d793da640(0000) GS:ffff93ff26d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6d814fe460 CR3: 000000021e898000 CR4: 00000000000406e0
Call Trace:
 <TASK>
 ? btrfs_add_ordered_sum+0x42/0x70
 ? __sbitmap_get_word+0x30/0x80
 ? sbitmap_get_shallow+0x89/0x180
 bfq_limit_depth+0x125/0x1d0
 __blk_mq_alloc_requests+0x23b/0x2a0
 blk_mq_submit_bio+0x3da/0x640
 submit_bio_noacct+0x232/0x280
 btrfs_map_bio+0x17c/0x490
 btrfs_submit_data_bio+0x10a/0x1f0
 ? preempt_count_add+0x68/0xa0
 submit_one_bio+0x44/0x70
 extent_writepages+0x9b/0x120
 do_writepages+0xbf/0x1b0
 filemap_fdatawrite_wbc+0x62/0x90
 filemap_fdatawrite_range+0x46/0x50
 start_ordered_ops.constprop.0+0x38/0x80
 btrfs_sync_file+0x7a/0x4b0
 __x64_sys_fsync+0x33/0x60
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6dc44a5ebb
Code: 4a 00 00 00 0f 05 48 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 53 f7 ff ff 8b 7c 24 0c 41 89 c0 b8 4a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 b1 f7 ff ff 8b 44
RSP: 002b:00007f6d793d9480 EFLAGS: 00000293 ORIG_RAX: 000000000000004a
RAX: ffffffffffffffda RBX: 00007f6d7d9c6820 RCX: 00007f6dc44a5ebb
RDX: 0000000000000002 RSI: 00007f6d81684b50 RDI: 0000000000000068
RBP: 00007f6d81287130 R08: 0000000000000000 R09: 00007f6dc40734e0
R10: 00000000000000c0 R11: 0000000000000293 R12: 00007f6dc12da628
R13: 00007f6d7da72558 R14: 00007f6d793d9550 R15: 0000000000000000
 </TASK>