Backtrace

WARNING: CPU: 2 PID: 1362004 at block/bfq-iosched.c:606 bfqq_request_over_limit+0x31f/0x380
Modules linked in: uinput veth rfcomm snd_seq_dummy snd_hrtimer xt_nat nf_conntrack_netlink xt_addrtype br_netfilter xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 overlay nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat iwlmvm squashfs loop mac80211 libarc4 iwlwifi snd_hda_codec_hdmi iwlmei snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio cfg80211 btusb btrtl intel_rapl_msr intel_rapl_common snd_hda_intel btbcm snd_intel_dspcfg intel_tcc_cooling btintel btmtk x86_pkg_temp_thermal bluetooth intel_powerclamp snd_intel_sdw_acpi
 snd_hda_codec joydev coretemp snd_hda_core rapl snd_hwdep snd_seq intel_cstate hp_wmi intel_uncore sparse_keymap pcspkr ecdh_generic platform_profile snd_seq_device snd_pcm rfkill mei_wdt iTCO_wdt intel_pmc_bxt mei_hdcp ee1004 iTCO_vendor_support mei_pxp snd_timer tpm_infineon mei_me snd mei i2c_i801 soundcore intel_pch_thermal i2c_smbus wmi_bmof acpi_pad zram ip_tables i915 i2c_algo_bit drm_kms_helper cec ttm crct10dif_pclmul crc32_pclmul crc32c_intel drm e1000e ghash_clmulni_intel wmi video ipmi_devintf ipmi_msghandler fuse
CPU: 2 PID: 1362004 Comm: code Not tainted 5.17.4-100.fc34.x86_64 #1
Hardware name: HP HP EliteDesk 800 G2 Brazil DM 35W/8055, BIOS N21 Ver. 02.19 06/01/2016
RIP: 0010:bfqq_request_over_limit+0x31f/0x380
Code: 8b 7c 24 08 e8 52 77 bb ff 58 e8 1c 29 b2 ff 48 8d 5c 24 28 e9 ca fe ff ff 44 8b 6c 24 24 41 39 f5 0f 84 28 fe ff ff 41 89 f5 <0f> 0b e9 08 fe ff ff 4c 8d a4 24 a8 00 00 00 44 89 c1 be 10 00 00
RSP: 0018:ffffb8b60054b990 EFLAGS: 00010002
RAX: 0000000000000005 RBX: 0000000000000018 RCX: ffffb8b60054b9b8
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff913300cd8c30
RBP: ffff91328e8d0000 R08: ffff91330873c210 R09: 0000000000000a00
R10: 0000000000001000 R11: 0000000000000801 R12: 0000000000000006
R13: 0000000000000004 R14: ffff913330e2f898 R15: 0000000000000001
FS:  00007f8c87303640(0000) GS:ffff91362f480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563d062b9448 CR3: 00000001966d6001 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ? section_deactivate+0x182/0x270
 ? 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_io_submit+0x48/0x60
 ext4_writepages+0x249/0x1050
 ? __mod_node_page_state+0x72/0xc0
 ? __mod_memcg_lruvec_state+0x6e/0xc0
 ? __block_commit_write.constprop.0.isra.0+0x6a/0xd0
 ? generic_write_end+0x6f/0x180
 do_writepages+0xbf/0x1b0
 filemap_fdatawrite_wbc+0x62/0x90
 file_write_and_wait_range+0x78/0xc0
 ext4_sync_file+0x73/0x370
 __x64_sys_fsync+0x33/0x60
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f8ca3f49ebb
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:00007f8c87302360 EFLAGS: 00000293 ORIG_RAX: 000000000000004a
RAX: ffffffffffffffda RBX: 00000be001bae570 RCX: 00007f8ca3f49ebb
RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000069
RBP: 00007f8c873023b0 R08: 0000000000000000 R09: 00007f8c83c5ae84
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: d763a120f905d5d9 R14: 0000000000000000 R15: 0000000000001000
 </TASK>