Description of problem:
Seems to have happened right after ran "dnf upgrade" then rebooted.

Additional info:
reporter:       libreport-2.9.5
WARNING: CPU: 3 PID: 2264 at lib/dma-debug.c:523 add_dma_entry+0x148/0x160
Modules linked in: vhost_net vhost tap fuse rfcomm xt_CHECKSUM ipt_MASQUERADE tun ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack devlink ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables cmac bnep sunrpc vfat fat iTCO_wdt intel_rapl gpio_ich iTCO_vendor_support mei_wdt x86_pkg_temp_thermal intel_powerclamp wmi_bmof hp_wmi coretemp sparse_keymap ppdev kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel intel_cstate intel_uncore intel_rapl_perf btusb btrtl btbcm btintel
 arc4 bluetooth iwldvm uvcvideo mac80211 videobuf2_vmalloc ecdh_generic videobuf2_memops snd_hda_codec_hdmi videobuf2_v4l2 videobuf2_common snd_hda_codec_idt videodev snd_hda_codec_generic snd_usb_audio joydev iwlwifi snd_hda_intel snd_hda_codec media snd_usbmidi_lib snd_rawmidi snd_hda_core cfg80211 snd_hwdep snd_seq snd_seq_device snd_pcm rfkill snd_timer lpc_ich snd mei_me soundcore mei parport_pc wmi parport tpm_infineon hp_accel lis3lv02d input_polldev hp_wireless hid_logitech_hidpp i915 crc32c_intel i2c_algo_bit serio_raw drm_kms_helper sdhci_pci cqhci drm sdhci firewire_ohci uas firewire_core mmc_core crc_itu_t hid_logitech_dj e1000e usb_storage video
CPU: 3 PID: 2264 Comm: qemu-system-x86 Not tainted 4.18.0-0.rc1.git1.1.fc29.x86_64 #1
Hardware name: Hewlett-Packard HP EliteBook 8470p/179B, BIOS 68ICF Ver. F.42 05/20/2013
RIP: 0010:add_dma_entry+0x148/0x160
Code: 50 00 eb b5 7e ed 80 3d c6 4e 42 01 00 75 e4 48 89 e2 be 07 00 00 00 48 c7 c7 a8 dd 34 ab c6 05 ae 4e 42 01 01 e8 5c 2f b8 ff <0f> 0b eb c5 e8 df 2c b8 ff 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 
RSP: 0018:ffffaf6f024f7c80 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 000000000e778000 RCX: 0000000000000006
RDX: 0000000000000007 RSI: 0000000000000000 RDI: ffffa02b6dbd6cc0
RBP: 00000000ffffffef R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000006
R13: ffffa02b6af09780 R14: 0000000000000006 R15: ffffa02b6af81240
FS:  00007fee2f518d00(0000) GS:ffffa02b6da00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4a612b6000 CR3: 00000003c83f2004 CR4: 00000000001626e0
Call Trace:
 debug_dma_map_sg+0x110/0x160
 ata_qc_issue+0x1bd/0x360
 ? ata_scsi_var_len_cdb_xlat+0x30/0x30
 ata_scsi_translate+0xbc/0x1b0
 ata_scsi_queuecmd+0x98/0x210
 scsi_dispatch_cmd+0xa8/0x3b0
 scsi_request_fn+0x2e6/0x670
 __blk_run_queue+0x5e/0xc0
 blk_flush_plug_list+0x21d/0x240
 blk_finish_plug+0x21/0x2e
 __x64_sys_io_submit+0xef/0x270
 ? do_syscall_64+0x60/0x1f0
 ? io_submit_one+0x7c0/0x7c0
 do_syscall_64+0x60/0x1f0
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fee28525bf9
Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 97 52 2c 00 f7 d8 64 89 01 48 
RSP: 002b:00007fee0f3ff4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fee2f5188a0 RCX: 00007fee28525bf9
RDX: 00007fee0f3ff510 RSI: 0000000000000001 RDI: 00007fee2f55f000
RBP: 00007fee2f55f000 R08: 0000000000000001 R09: 0000000000000001
R10: 00007fee0f3ffcd0 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007fee0f3ff510 R15: 00007fee0f3ffcd0
irq event stamp: 24200880
hardirqs last  enabled at (24200879): [<ffffffffaaa3ea29>] _raw_spin_unlock_irq+0x29/0x40
hardirqs last disabled at (24200880): [<ffffffffaaa3f2a2>] _raw_spin_lock_irqsave+0x22/0x81
softirqs last  enabled at (24200856): [<ffffffffaae0038c>] __do_softirq+0x38c/0x4f7
softirqs last disabled at (24200843): [<ffffffffaa0c1a71>] irq_exit+0x101/0x110