Backtrace

WARNING: CPU: 5 PID: 631 at drivers/md/raid5.c:5313 raid5_make_request+0xa1f/0xb50 [raid456]
Modules linked in: nvidia_drm(POE+) acpi_cpufreq(-) nvidia_modeset(POE) nvidia_uvm(POE) rc_hauppauge ir_kbd_i2c intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal at24 intel_powerclamp iTCO_wdt intel_pmc_bxt coretemp iTCO_vendor_support tuner_simple tuner_types kvm_intel kvm tuner ath3k irqbypass msp3400 bluetooth rapl snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi nvidia(POE) raid456 eeepc_wmi asus_wmi snd_hda_codec sparse_keymap async_raid6_recov intel_cstate async_memcpy async_pq ecdh_generic async_xor bttv rfkill snd_hda_core intel_uncore ecc xpad async_tx snd_bt87x snd_hwdep ff_memless tea575x wmi_bmof snd_seq tveeprom videobuf_dma_sg pcspkr snd_seq_device videobuf_core i2c_i801 videodev snd_pcm i2c_smbus drm_kms_helper mc lpc_ich snd_timer mei_me i2c_algo_bit snd cec mei soundcore drm zram ip_tables hid_logitech_hidpp uas usb_storage hid_logitech_dj crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw firewire_ohci
 firewire_core r8169 crc_itu_t aacraid wmi video analog gameport joydev fuse
CPU: 5 PID: 631 Comm: systemd-udevd Tainted: P           OE     5.12.7-300.fc34.x86_64 #1
Hardware name: System manufacturer System Product Name/P8P67, BIOS 3207 04/13/2012
RIP: 0010:raid5_make_request+0xa1f/0xb50 [raid456]
Code: ff e8 c5 b8 a5 cb e9 86 f8 ff ff 48 c7 c2 e0 a0 70 c0 48 c7 c6 61 b7 70 c0 48 c7 c7 d8 5e 71 c0 e8 96 a9 f6 cb e9 67 f8 ff ff <0f> 0b e9 3c f8 ff ff 48 8d 44 24 78 31 f6 4c 8d b5 88 02 00 00 48
RSP: 0018:ffffb29400883950 EFLAGS: 00010202
RAX: 0000000000000008 RBX: ffff97b848113000 RCX: 0000000000000000
RDX: ffff97b843daf080 RSI: 00000015d0dcf780 RDI: ffff97b848110000
RBP: ffff97b848113000 R08: 0000000000000080 R09: 0000000000000000
R10: ffff97b85941b700 R11: 0000000000080000 R12: ffff97b85941b700
R13: 00000000ffffffff R14: ffff97b8478f0000 R15: ffff97b848110000
FS:  00007fa9b4871b40(0000) GS:ffff97bf3ed40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005598b912b2a8 CR3: 0000000112b3a002 CR4: 00000000000606e0
Call Trace:
 ? finish_wait+0x80/0x80
 ? __kmalloc+0x139/0x260
 md_handle_request+0x112/0x180
 ? __part_start_io_acct+0x45/0xe0
 md_submit_bio+0xcd/0x110
 submit_bio_noacct+0x117/0x4e0
 mpage_readahead+0x14a/0x190
 ? bdev_evict_inode+0xc0/0xc0
 read_pages+0x69/0x2d0
 page_cache_ra_unbounded+0x1ab/0x230
 ? kernfs_fop_open+0x246/0x3d0
 force_page_cache_ra+0xde/0x140
 filemap_get_pages+0xc4/0x660
 ? filename_lookup+0x125/0x1a0
 filemap_read+0x99/0x310
 ? _copy_to_user+0x2d/0x40
 ? cp_new_stat+0x13d/0x160
 blkdev_read_iter+0x44/0x50
 new_sync_read+0x105/0x180
 vfs_read+0x147/0x1a0
 ksys_read+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fa9b559a912
Code: 48 8b 15 c1 96 00 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb ba 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 0f 05 <48> 3d 00 f0 ff ff 77 56 c3 0f 1f 44 00 00 48 83 ec 28 48 89 54 24
RSP: 002b:00007fff4b5bd918 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00005598b91221d8 RCX: 00007fa9b559a912
RDX: 0000000000000040 RSI: 00005598b91221e8 RDI: 0000000000000006
RBP: 00005598b9115740 R08: 00005598b91221c0 R09: 00007fa9b557ca60
R10: 00007fa9b557d080 R11: 0000000000000246 R12: 00002ba1b9df0000
R13: 0000000000000040 R14: 00005598b91221c0 R15: 00005598b9115790