Backtrace

WARNING: CPU: 6 PID: 58519 at fs/fs-writeback.c:2330 __mark_inode_dirty+0x17c/0x380
Modules linked in: thunderbolt uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter tun bridge stp llc rmi_smbus rmi_core bnep sunrpc intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp iwlmvm coretemp snd_hda_codec_realtek kvm_intel snd_hda_codec_generic mac80211 mei_wdt snd_hda_codec_hdmi mei_hdcp kvm iTCO_wdt intel_pmc_bxt snd_hda_intel ee1004 iTCO_vendor_support snd_intel_dspcfg libarc4 uvcvideo btusb snd_usb_audio snd_hda_codec btrtl videobuf2_vmalloc irqbypass btbcm videobuf2_memops snd_hda_core rapl btintel videobuf2_v4l2 snd_usbmidi_lib intel_cstate iwlwifi snd_rawmidi snd_hwdep videobuf2_common snd_seq intel_uncore mei_me dax_pmem snd_seq_device bluetooth pcspkr dax_pmem_core thinkpad_acpi joydev intel_wmi_thunderbolt i2c_i801 cfg80211 snd_pcm wmi_bmof mei
 ledtrig_audio videodev i2c_smbus ecdh_generic snd_timer ecc intel_pch_thermal snd mc soundcore rfkill binfmt_misc ip_tables hid_logitech_hidpp hid_logitech_dj hid_belkin hid_jabra uas usb_storage i915 nouveau rtsx_pci_sdmmc nd_pmem nd_btt mmc_core nd_e820 mxm_wmi crct10dif_pclmul ttm libnvdimm crc32_pclmul i2c_algo_bit crc32c_intel drm_kms_helper cec drm e1000e nvme ghash_clmulni_intel nvme_core serio_raw rtsx_pci wmi video fuse
CPU: 6 PID: 58519 Comm: qemu-system-x86 Not tainted 5.8.18-100.fc31.x86_64 #1
Hardware name: LENOVO 20EQS64D08/20EQS64D08, BIOS N1EET74W (1.47 ) 11/21/2017
RIP: 0010:__mark_inode_dirty+0x17c/0x380
Code: ff ff 48 8b 38 49 89 c4 f6 47 54 02 75 1e 48 8b 40 08 a8 01 75 16 e8 b3 e2 f2 ff 48 c7 c7 f0 a7 3e 9e 48 89 c6 e8 e6 d8 d8 ff <0f> 0b 48 8b 05 6b 80 6b 01 48 89 85 c8 00 00 00 45 85 ff 74 0e 48
RSP: 0018:ffffa71102867d08 EFLAGS: 00210296
RAX: 000000000000001c RBX: 0000000000000001 RCX: 0000000000000027
RDX: 0000000000000027 RSI: 0000000000200096 RDI: ffff95acc3d98d08
RBP: ffff95ac77882770 R08: ffff95acc3d98d00 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff95acba224400
R13: ffff95ac778827f8 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f4952ffd700(0000) GS:ffff95acc3d80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff6c84ad25a CR3: 00000007400ca005 CR4: 00000000003626e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 generic_update_time+0x9d/0xc0
 file_update_time+0xa9/0x100
 ? generic_write_checks+0x59/0xa0
 ext4_write_checks+0x20/0x30
 ext4_buffered_write_iter+0x3e/0x130
 ext4_file_write_iter+0x59/0x6e0
 new_sync_write+0x107/0x190
 vfs_write+0x1c3/0x1f0
 ksys_pwrite64+0x65/0xa0
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f4bbb49b25f
Code: 08 89 3c 24 48 89 4c 24 18 e8 9d f2 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2d 44 89 c7 48 89 04 24 e8 cd f2 ff ff 48 8b
RSP: 002b:00007f4952ff86d0 EFLAGS: 00200293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f4ba2afd000 RCX: 00007f4bbb49b25f
RDX: 0000000000002000 RSI: 00007f4ba2afd000 RDI: 000000000000000a
RBP: 00007f49ec4f6620 R08: 0000000000000000 R09: 00007f48ec000b50
R10: 0000000001812000 R11: 0000000000200293 R12: 0000000000000000
R13: 000055adfb40c945 R14: 000055adfc3d2810 R15: 00007f4952ff8900