Backtrace

BUG: soft lockup - CPU#7 stuck for 22s! [kworker/u224:0:15977]
Modules linked in: fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun ip6t_rpfilter ipt_REJECT ip6t_REJECT xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc nvidia_drm(POE) nvidia_modeset(POE) ext4 mbcache jbd2 nvidia(POE) coretemp kvm_intel snd_hda_codec_hdmi kvm crc32_pclmul eeepc_wmi ghash_clmulni_intel asus_wmi aesni_intel sparse_keymap rfkill lrw video snd_hda_codec_realtek gf128mul snd_hda_codec_generic glue_helper ablk_helper cryptd snd_hda_intel snd_hda_codec
drm snd_hda_core snd_hwdep ipmi_msghandler snd_seq snd_seq_device snd_pcm snd_timer pcspkr snd sg soundcore shpchp acpi_cpufreq ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common crc32c_intel serio_raw mxm_wmi igb ahci e1000e libahci dca ptp i2c_algo_bit libata pps_core i2c_core wmi dm_mirror dm_region_hash dm_log dm_mod
CPU: 7 PID: 15977 Comm: kworker/u224:0 Tainted: P    B      OE  ------------   3.10.0-327.el7.x86_64 #1
Hardware name: System manufacturer System Product Name/WS X299 SAGE, BIOS 0601 05/31/2018
Workqueue: writeback bdi_writeback_workfn (flush-8:32)
task: ffff881ff1297300 ti: ffff880036210000 task.ti: ffff880036210000
RIP: 0010:[<ffffffff81169350>]  [<ffffffff81169350>] find_get_pages_tag+0x60/0x1a0
RSP: 0018:ffff880036213920  EFLAGS: 00000246
RAX: ffff880efe535ba8 RBX: ffff8800362138c8 RCX: 0000000000000008
RDX: ffff880efe535b40 RSI: ffff880efe535ba8 RDI: 0000000000000001
RBP: ffff880036213978 R08: 00000000001fe400 R09: ffffea007d0cc740
R10: 0000000000000000 R11: 0000000000000220 R12: ffff881fe9098800
R13: 0000000000000000 R14: ffff881fe82e6218 R15: ffff881fec41f000
FS:  0000000000000000(0000) GS:ffff88201ece0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efc15826ef8 CR3: 000000000194a000 CR4: 00000000003407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
ffff881fe9f60000 ffff881e71bc8a38 00000000001fe408 00000000001fe440
0000000000000001 0000000046e8e0b5 ffff8800362139c8 0000000000001c00
ffffffffffffffff ffff880036213b48 ffff880036213b20 ffff880036213990
Call Trace:
[<ffffffff81176961>] pagevec_lookup_tag+0x21/0x30
[<ffffffffa3963d3c>] mpage_prepare_extent_to_map+0xfc/0x2e0 [ext4]
[<ffffffff811c0fea>] ? kmem_cache_alloc+0x1ba/0x1d0
[<ffffffffa0413933>] ? jbd2__journal_start+0xf3/0x1e0 [jbd2]
[<ffffffffa3967fc4>] ? ext4_writepages+0x434/0xd60 [ext4]
[<ffffffffa3998eb9>] ? __ext4_journal_start_sb+0x69/0xe0 [ext4]
[<ffffffffa3967ff3>] ext4_writepages+0x463/0xd60 [ext4]
[<ffffffff811758fe>] do_writepages+0x1e/0x40
[<ffffffff81208410>] __writeback_single_inode+0x40/0x220
[<ffffffff81208e7e>] writeback_sb_inodes+0x25e/0x420
[<ffffffff812090df>] __writeback_inodes_wb+0x9f/0xd0
[<ffffffff81209923>] wb_writeback+0x263/0x2f0
[<ffffffff81174f90>] ? bdi_dirty_limit+0x40/0xe0
[<ffffffff8120baac>] bdi_writeback_workfn+0x1cc/0x460
[<ffffffff8109d5fb>] process_one_work+0x17b/0x470
[<ffffffff8109e3cb>] worker_thread+0x11b/0x400
[<ffffffff8109e2b0>] ? rescuer_thread+0x400/0x400
[<ffffffff810a5aef>] kthread+0xcf/0xe0
[<ffffffff810a5a20>] ? kthread_create_on_node+0x140/0x140
[<ffffffff81645858>] ret_from_fork+0x58/0x90
[<ffffffff810a5a20>] ? kthread_create_on_node+0x140/0x140
Code: c4 48 8d 47 08 80 ce 01 45 31 f6 41 89 d5 48 89 45 b0 48 8b 03 48 c7 45 b8 00 00 00 00 31 f6 48 89 45 c0 eb 72 66 0f 1f 44 00 00 <4c> 8b 0e 4d 85 c9 74 48 41 f6 c1 03 0f 85 b6 00 00 00 45 8b 51