Backtrace

WARNING: CPU: 1 PID: 13605 at fs/fs-writeback.c:2321 __mark_inode_dirty+0x177/0x380
Modules linked in: xt_nat veth uinput rfcomm nf_conntrack_netlink xt_addrtype br_netfilter ccm xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c ip_set nfnetlink tun bridge stp llc ebtable_filter overlay ebtables ip6table_filter ip6_tables iptable_filter cmac bnep vboxdrv(OE) sunrpc vfat fat squashfs zstd_decompress loop intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp rtl8723be coretemp btcoexist rtl8723_common kvm_intel snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio kvm rtl_pci btusb irqbypass btrtl snd_hda_intel rtlwifi btbcm btintel snd_intel_dspcfg crct10dif_pclmul snd_hda_codec
 crc32_pclmul iTCO_wdt mac80211 mei_hdcp bluetooth iTCO_vendor_support snd_hda_core ghash_clmulni_intel snd_hwdep intel_cstate snd_seq snd_seq_device dell_wmi snd_pcm intel_uncore ecdh_generic cfg80211 joydev snd_timer intel_rapl_perf dell_smbios ecc snd dcdbas rfkill soundcore i2c_i801 pcspkr sparse_keymap wmi_bmof dell_wmi_descriptor libarc4 mei_me intel_pch_thermal mei acpi_pad ip_tables hid_logitech_hidpp hid_logitech_dj i915 i2c_algo_bit crc32c_intel drm_kms_helper e1000e drm serio_raw wmi video uas usb_storage fuse
CPU: 1 PID: 13605 Comm: vsftpd Tainted: G          IOE     5.5.17-200.fc31.x86_64 #1
Hardware name: Dell Inc. XPS 8900/0XJ8C4, BIOS 2.2.1 12/10/2017
RIP: 0010:__mark_inode_dirty+0x177/0x380
Code: 8f f0 ff ff 49 89 c4 48 8b 00 f6 40 5c 02 75 1c 49 8b 54 24 08 83 e2 01 75 12 48 8b 70 50 48 c7 c7 18 c3 39 b7 e8 3b 4e d9 ff <0f> 0b 48 8b 05 60 81 2b 01 48 89 85 c8 00 00 00 45 85 ff 74 0e 48
RSP: 0018:ffffb5bb40a4fcf8 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000007
RDX: 0000000000000007 RSI: 0000000000000082 RDI: ffff9a85e2c59cc0
RBP: ffff9a8490367480 R08: 0000000000000485 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff9a856ded0878
R13: ffff9a8490367508 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fa3bc4f4880(0000) GS:ffff9a85e2c40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbd70425000 CR3: 00000003f356e006 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 generic_update_time+0x9d/0xc0
 file_update_time+0xeb/0x140
 ext4_write_checks+0x65/0x90
 ext4_buffered_write_iter+0x3e/0x130
 ext4_file_write_iter+0x61/0x5d0
 ? __seccomp_filter+0x7b/0x670
 new_sync_write+0x12d/0x1d0
 vfs_write+0xb6/0x1a0
 ksys_write+0x5f/0xe0
 do_syscall_64+0x5b/0x1c0
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fa3baef2a00
Code: 73 01 c3 48 8b 0d 70 74 2d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d bd d5 2d 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee cb 01 00 48 89 04 24
RSP: 002b:00007ffe4a2825d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa3baef2a00
RDX: 00000000000005a8 RSI: 00007fa3bc4e0000 RDI: 0000000000000004
RBP: 0000000000000000 R08: 00007fa3bc4dffff R09: 0000000000000000
R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000000004
R13: 00007fa3bc4f47f0 R14: 0000000000000004 R15: 00007fa3bc4e0000