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121 | Jul 26 14:54:25 avi-server kernel: [ 375.395335] BUG: unable to handle kernel p
aging request at ffffaa0014c6d51c
Jul 26 14:54:25 avi-server kernel: [ 375.395359] IP: [<ffffffff8118d88a>] find_
get_pages_tag+0x5a/0x190
Jul 26 14:54:25 avi-server kernel: [ 375.395379] PGD 0
Jul 26 14:54:25 avi-server kernel: [ 375.395387] Oops: 0000 [#1] SMP
Jul 26 14:54:25 avi-server kernel: [ 375.395398] Modules linked in: ppdev intel
_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm irqbypass crct10dif_pcl
mul crc32_pclmul aesni_intel snd_hda_codec_hdmi aes_x86_64 lrw gf128mul glue_hel
per ablk_helper cryptd snd_hda_codec_realtek input_leds snd_hda_codec_generic se
rio_raw snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd
mei_me soundcore mei lpc_ich shpchp parport_pc 8250_fintek parport mac_hid auto
fs4 raid10 raid1 raid0 multipath linear raid456 async_raid6_recov async_memcpy a
sync_pq async_xor async_tx xor raid6_pq libcrc32c i915 i2c_algo_bit drm_kms_help
er e1000e syscopyarea sysfillrect sysimgblt hid_generic ptp fb_sys_fops ahci usb
hid uas psmouse pps_core libahci hid usb_storage drm wmi fjes video
Jul 26 14:54:25 avi-server kernel: [ 375.395612] CPU: 2 PID: 6 Comm: kworker/u1
6:0 Not tainted 4.4.0-31-generic #50-Ubuntu
Jul 26 14:54:25 avi-server kernel: [ 375.395630] Hardware name: LENOVO ThinkSer
ver TS140/ThinkServer TS140, BIOS FBKT92AUS 07/22/2014
Jul 26 14:54:25 avi-server kernel: [ 375.395652] Workqueue: writeback wb_workfn
(flush-9:0)
Jul 26 14:54:25 avi-server kernel: [ 375.395666] task: ffff8807faf144c0 ti: fff
f8807faf4c000 task.ti: ffff8807faf4c000
Jul 26 14:54:25 avi-server kernel: [ 375.395682] RIP: 0010:[<ffffffff8118d88a>]
[<ffffffff8118d88a>] find_get_pages_tag+0x5a/0x190
Jul 26 14:54:25 avi-server kernel: [ 375.395704] RSP: 0018:ffff8807faf4f898 EF
LAGS: 00010246
Jul 26 14:54:25 avi-server kernel: [ 375.395716] RAX: 000000000000ffff RBX: fff
f8807faf4f948 RCX: 0000000000000002
Jul 26 14:54:25 avi-server kernel: [ 375.395731] RDX: 0000000000000002 RSI: fff
f88053eb0d630 RDI: ffffaa0014c6d500
Jul 26 14:54:25 avi-server kernel: [ 375.395746] RBP: ffff8807faf4f8f0 R08: 000
0000000000000 R09: ffffea0014c6d4dc
Jul 26 14:54:25 avi-server kernel: [ 375.395761] R10: 0000000000000100 R11: 000
0000000000220 R12: 000000000000000e
Jul 26 14:54:25 avi-server kernel: [ 375.395776] R13: 0000000000000009 R14: 000
0000000000100 R15: ffff8807faf4f930
Jul 26 14:54:25 avi-server kernel: [ 375.395792] FS: 0000000000000000(0000) GS:ffff88081ea80000(0000) knlGS:0000000000000000
Jul 26 14:54:25 avi-server kernel: [ 375.395809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 26 14:54:25 avi-server kernel: [ 375.395821] CR2: ffffaa0014c6d51c CR3: 0000000001e0a000 CR4: 00000000001406e0
Jul 26 14:54:25 avi-server kernel: [ 375.395836] Stack:
Jul 26 14:54:25 avi-server kernel: [ 375.395842] 0000000000001000 ffff8806545a8688 000000000009a770 000000000009a780
Jul 26 14:54:25 avi-server kernel: [ 375.395862] 000000000000ffff 00000000b0ba90da ffff8807faf4f938 ffffffffffffffff
Jul 26 14:54:25 avi-server kernel: [ 375.395883] 000000000000049a ffffea0014c6d280 ffff8807faf4fa90 ffff8807faf4f908
Jul 26 14:54:25 avi-server kernel: [ 375.395903] Call Trace:
Jul 26 14:54:25 avi-server kernel: [ 375.395914] [<ffffffff8119d211>] pagevec_lookup_tag+0x21/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.395930] [<ffffffff81298b35>] mpage_prepare_extent_to_map+0xe5/0x2f0
Jul 26 14:54:25 avi-server kernel: [ 375.395945] [<ffffffff8129cce3>] ext4_writepages+0x3d3/0xd70
Jul 26 14:54:25 avi-server kernel: [ 375.395961] [<ffffffff810ec724>] ? lock_timer_base.isra.22+0x54/0x70
Jul 26 14:54:25 avi-server kernel: [ 375.395976] [<ffffffff810ec8a8>] ? del_timer_sync+0x48/0x50
Jul 26 14:54:25 avi-server kernel: [ 375.395990] [<ffffffff8182cac1>] ? schedule_timeout+0x131/0x270
Jul 26 14:54:25 avi-server kernel: [ 375.396004] [<ffffffff8119bf1e>] do_writepages+0x1e/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.396017] [<ffffffff8123bbb5>] __writeback_single_inode+0x45/0x330
Jul 26 14:54:25 avi-server kernel: [ 375.396032] [<ffffffff8123c3b2>] writeback_sb_inodes+0x262/0x600
Jul 26 14:54:25 avi-server kernel: [ 375.396046] [<ffffffff8123c7dc>] __writeback_inodes_wb+0x8c/0xc0
Jul 26 14:54:25 avi-server kernel: [ 375.396059] [<ffffffff8123cb33>] wb_writeback+0x253/0x310
Jul 26 14:54:25 avi-server kernel: [ 375.396073] [<ffffffff81229611>] ? get_nr_dirty_inodes+0x51/0x80
Jul 26 14:54:25 avi-server kernel: [ 375.396087] [<ffffffff8123d3aa>] wb_workfn+0x2ea/0x400
Jul 26 14:54:25 avi-server kernel: [ 375.396101] [<ffffffff8109a2c5>] process_one_work+0x165/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.396597] [<ffffffff8109a62b>] worker_thread+0x4b/0x4c0
Jul 26 14:54:25 avi-server kernel: [ 375.397073] [<ffffffff8109a5e0>] ? process_one_work+0x480/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.396087] [<ffffffff8123d3aa>] wb_workfn+0x2ea/0x400
Jul 26 14:54:25 avi-server kernel: [ 375.396101] [<ffffffff8109a2c5>] process_one_work+0x165/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.396597] [<ffffffff8109a62b>] worker_thread+0x4b/0x4c0
Jul 26 14:54:25 avi-server kernel: [ 375.397073] [<ffffffff8109a5e0>] ? process_one_work+0x480/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.397555] [<ffffffff810a0808>] kthread+0xd8/0xf0
Jul 26 14:54:25 avi-server kernel: [ 375.398026] [<ffffffff810a0730>] ? kthread_create_on_node+0x1e0/0x1e0
Jul 26 14:54:25 avi-server kernel: [ 375.398498] [<ffffffff8182decf>] ret_from_fork+0x3f/0x70
Jul 26 14:54:25 avi-server kernel: [ 375.398963] [<ffffffff810a0730>] ? kthread_create_on_node+0x1e0/0x1e0
Jul 26 14:54:25 avi-server kernel: [ 375.399434] Code: 47 08 80 ce 01 49 89 f7 41 89 cc 4c 89 c3 45 31 ed 41 89 d6 48 89 45 b0 49 8b 07 48 c7 45 b8 00 00 00 00 31 f6 48 89 45 c0 eb 54 <8b> 4f 1c 85 c9 74 52 8d 51 01 4c 8d 4f 1c 89 c8 f0 0f b1 57 1c
Jul 26 14:54:25 avi-server kernel: [ 375.400454] RIP [<ffffffff8118d88a>] find_get_pages_tag+0x5a/0x190
Jul 26 14:54:25 avi-server kernel: [ 375.400915] RSP <ffff8807faf4f898>
Jul 26 14:54:25 avi-server kernel: [ 375.401341] CR2: ffffaa0014c6d51c
Jul 26 14:54:25 avi-server kernel: [ 375.401763] ---[ end trace 997be65c413d6630 ]---
Jul 26 14:54:25 avi-server kernel: [ 375.466277] ------------[ cut here ]------------
Jul 26 14:54:25 avi-server kernel: [ 375.466693] WARNING: CPU: 2 PID: 6 at /build/linux-dcxD3m/linux-4.4.0/kernel/exit.c:661 do_exit+0x5f/0xaf0()
Jul 26 14:54:25 avi-server kernel: [ 375.467094] Modules linked in: ppdev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm irqbypass crct10dif_pclmul crc32_pclmul aesni_intel snd_hda_codec_hdmi aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_hda_codec_realtek input_leds snd_hda_codec_generic serio_raw snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd mei_me soundcore mei lpc_ich shpchp parport_pc 8250_fintek parport mac_hid autofs4 raid10 raid1 raid0 multipath linear raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c i915 i2c_algo_bit drm_kms_helper e1000e syscopyarea sysfillrect sysimgblt hid_generic ptp fb_sys_fops ahci usbhid uas psmouse pps_core libahci hid usb_storage drm wmi fjes video
Jul 26 14:54:25 avi-server kernel: [ 375.469441] CPU: 2 PID: 6 Comm: kworker/u16:0 Tainted: G D 4.4.0-31-generic #50-Ubuntu
Jul 26 14:54:25 avi-server kernel: [ 375.469916] Hardware name: LENOVO ThinkServer TS140/ThinkServer TS140, BIOS FBKT92AUS 07/22/2014
Jul 26 14:54:25 avi-server kernel: [ 375.470398] Workqueue: writeback wb_workfn (flush-9:0)
Jul 26 14:54:25 avi-server kernel: [ 375.470882] 0000000000000086 00000000b0ba90da ffff8807faf4f5c8 ffffffff813f1143
Jul 26 14:54:25 avi-server kernel: [ 375.471374] 0000000000000000 ffffffff81cb2a70 ffff8807faf4f600 ffffffff81081102
Jul 26 14:54:25 avi-server kernel: [ 375.471860] ffff8807faf144c0 0000000000000009 ffff8807faf4f7e8 0000000000000046
Jul 26 14:54:25 avi-server kernel: [ 375.472345] Call Trace:
Jul 26 14:54:25 avi-server kernel: [ 375.472821] [<ffffffff813f1143>] dump_stack+0x63/0x90
Jul 26 14:54:25 avi-server kernel: [ 375.473296] [<ffffffff81081102>] warn_slowpath_common+0x82/0xc0
Jul 26 14:54:25 avi-server kernel: [ 375.473770] [<ffffffff8108124a>] warn_slowpath_null+0x1a/0x20
Jul 26 14:54:25 avi-server kernel: [ 375.474240] [<ffffffff81083abf>] do_exit+0x5f/0xaf0
Jul 26 14:54:25 avi-server kernel: [ 375.474706] [<ffffffff81031c21>] oops_end+0xa1/0xd0
Jul 26 14:54:25 avi-server kernel: [ 375.475167] [<ffffffff8106ad45>] no_context+0x135/0x380
Jul 26 14:54:25 avi-server kernel: [ 375.475626] [<ffffffff8106b010>] __bad_area_nosemaphore+0x80/0x1f0
Jul 26 14:54:25 avi-server kernel: [ 375.476087] [<ffffffff816a5170>] ? bitmap_startwrite+0x80/0x1f0
Jul 26 14:54:25 avi-server kernel: [ 375.476547] [<ffffffff8106b193>] bad_area_nosemaphore+0x13/0x20
Jul 26 14:54:25 avi-server kernel: [ 375.477008] [<ffffffff8106b457>] __do_page_fault+0xb7/0x400
Jul 26 14:54:25 avi-server kernel: [ 375.477466] [<ffffffff8106b7c2>] do_page_fault+0x22/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.477924] [<ffffffff8182fcb8>] page_fault+0x28/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.478379] [<ffffffff8118d88a>] ? find_get_pages_tag+0x5a/0x190
Jul 26 14:54:25 avi-server kernel: [ 375.478836] [<ffffffff8118d939>] ? find_get_pages_tag+0x109/0x190
Jul 26 14:54:25 avi-server kernel: [ 375.479290] [<ffffffff8119d211>] pagevec_lookup_tag+0x21/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.479745] [<ffffffff81298b35>] mpage_prepare_extent_to_map+0xe5/0x2f0
Jul 26 14:54:25 avi-server kernel: [ 375.480202] [<ffffffff8129cce3>] ext4_writepages+0x3d3/0xd70
Jul 26 14:54:25 avi-server kernel: [ 375.480659] [<ffffffff810ec724>] ? lock_timer_base.isra.22+0x54/0x70
Jul 26 14:54:25 avi-server kernel: [ 375.481118] [<ffffffff810ec8a8>] ? del_timer_sync+0x48/0x50
Jul 26 14:54:25 avi-server kernel: [ 375.481575] [<ffffffff8182cac1>] ? schedule_timeout+0x131/0x270
Jul 26 14:54:25 avi-server kernel: [ 375.482034] [<ffffffff8119bf1e>] do_writepages+0x1e/0x30
Jul 26 14:54:25 avi-server kernel: [ 375.482492] [<ffffffff8123bbb5>] __writeback_single_inode+0x45/0x330
Jul 26 14:54:25 avi-server kernel: [ 375.482952] [<ffffffff8123c3b2>] writeback_sb_inodes+0x262/0x600
Jul 26 14:54:25 avi-server kernel: [ 375.483410] [<ffffffff8123c7dc>] __writeback_inodes_wb+0x8c/0xc0
Jul 26 14:54:25 avi-server kernel: [ 375.483867] [<ffffffff8123cb33>] wb_writeback+0x253/0x310
Jul 26 14:54:25 avi-server kernel: [ 375.484307] [<ffffffff81229611>] ? get_nr_dirty_inodes+0x51/0x80
Jul 26 14:54:25 avi-server kernel: [ 375.484731] [<ffffffff8123d3aa>] wb_workfn+0x2ea/0x400
Jul 26 14:54:25 avi-server kernel: [ 375.485150] [<ffffffff8109a2c5>] process_one_work+0x165/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.485566] [<ffffffff8109a62b>] worker_thread+0x4b/0x4c0
Jul 26 14:54:25 avi-server kernel: [ 375.486002] [<ffffffff8109a5e0>] ? process_one_work+0x480/0x480
Jul 26 14:54:25 avi-server kernel: [ 375.486438] [<ffffffff810a0808>] kthread+0xd8/0xf0
Jul 26 14:54:25 avi-server kernel: [ 375.486879] [<ffffffff810a0730>] ? kthread_create_on_node+0x1e0/0x1e0
Jul 26 14:54:25 avi-server kernel: [ 375.487334] [<ffffffff8182decf>] ret_from_fork+0x3f/0x70
Jul 26 14:54:25 avi-server kernel: [ 375.487796] [<ffffffff810a0730>] ? kthread_create_on_node+0x1e0/0x1e0
Jul 26 14:54:25 avi-server kernel: [ 375.488243] ---[ end trace 997be65c413d6631 ]---
Jul 26 14:54:25 avi-server kernel: [ 375.488736] BUG: unable to handle kernel paging request at ffffffffffffffd8
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