Backtrace

WARNING: CPU: 4 PID: 1237 at block/bfq-iosched.c:602 bfqq_request_over_limit+0x11f/0x380
Modules linked in: 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 bnep sunrpc binfmt_misc vfat fat intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_codec_hdmi irqbypass snd_ctl_led snd_hda_codec_realtek snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_generic snd_soc_sst_dsp ledtrig_audio snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec rapl intel_cstate ath10k_pci snd_hda_core snd_hwdep intel_uncore
 ath10k_core snd_seq mei_hdcp btusb iTCO_wdt intel_pmc_bxt mei_pxp snd_seq_device iTCO_vendor_support mac80211 btrtl snd_pcm uvcvideo libarc4 ath btbcm btintel intel_wmi_thunderbolt snd_timer pcspkr videobuf2_vmalloc cfg80211 videobuf2_memops snd videobuf2_v4l2 btmtk i2c_i801 acer_wmi soundcore sparse_keymap wmi_bmof videobuf2_common mei_me i2c_smbus bluetooth videodev mei mc joydev idma64 ecdh_generic rfkill intel_xhci_usb_role_switch acpi_pad acer_wireless zram ip_tables i915 nouveau drm_ttm_helper mxm_wmi i2c_algo_bit drm_kms_helper rtsx_pci_sdmmc mmc_core crct10dif_pclmul cec hid_multitouch crc32_pclmul ttm crc32c_intel ghash_clmulni_intel serio_raw r8169 i2c_hid_acpi drm rtsx_pci i2c_hid video wmi pinctrl_sunrisepoint ipmi_devintf ipmi_msghandler fuse
CPU: 4 PID: 1237 Comm: smbd Not tainted 5.17.4-100.fc34.x86_64 #1
Hardware name: Acer Aspire A515-51G/Charmander_KL, BIOS V2.02 01/03/2019
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:ffffb35541b5b890 EFLAGS: 00010046
RAX: 0000000000000001 RBX: 0000000000000040 RCX: ffffb35541b5b8b8
RDX: ffff97589bd7e898 RSI: 0000000000000001 RDI: ffff9758902c3430
RBP: ffff97588f5c2f40 R08: ffff975888bf05e8 R09: 0000000000000a00
R10: 0000000000001000 R11: 0000000000080000 R12: 0000000000000001
R13: ffff9758902c3000 R14: ffff97589bd7e898 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff9759e6d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc83f98f650 CR3: 0000000104c0e002 CR4: 00000000003706e0
Call Trace:
 <TASK>
 ? __es_remove_extent+0x2f3/0x710
 ? bio_associate_blkg_from_css+0x1b7/0x300
 ? kmem_cache_alloc+0x16c/0x2d0
 bfq_limit_depth+0x125/0x1d0
 __blk_mq_alloc_requests+0x23b/0x2a0
 blk_mq_submit_bio+0x3da/0x640
 submit_bio_noacct+0xbb/0x280
 ext4_mpage_readpages+0x1d9/0x9b0
 ? __mod_lruvec_page_state+0x85/0x110
 ? __filemap_add_folio+0x1a9/0x3f0
 read_pages+0x5f/0x280
 page_cache_ra_unbounded+0x1a1/0x1f0
 filemap_get_pages+0xc8/0x6d0
 ? mntput_no_expire+0x3a/0x250
 filemap_read+0xa8/0x2c0
 ? do_filp_open+0x9f/0x130
 new_sync_read+0x108/0x180
 vfs_read+0xf1/0x190
 ksys_read+0x4f/0xc0
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fc840d6b298
Code: c0 48 8d 44 24 d0 48 89 44 24 c8 eb bb 0f 1f 44 00 00 f7 d8 89 05 20 1f 01 00 b8 ff ff ff ff c3 66 90 f3 0f 1e fa 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 08 c3 0f 1f 80 00 00 00 00 f7 d8 89 05 f8 1e
RSP: 002b:00007ffd42ec0668 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007ffd42ec08df RCX: 00007fc840d6b298
RDX: 0000000000000340 RSI: 00007ffd42ec08f8 RDI: 0000000000000003
RBP: 00007ffd42ec06d0 R08: 0000000000080000 R09: 00007ffd42ec06e0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000340
R13: 00007ffd42ec08f0 R14: 00007ffd42ec06e0 R15: 0000000000000003
 </TASK>