WARNING: CPU: 7 PID: 177 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: binfmt_misc snd_seq_dummy snd_hrtimer rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp bridge stp llc ccm nouveau nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib vboxnetadp(OE) vboxnetflt(OE) nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject ttm vboxdrv(OE) nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ppdev parport_pc parport vmw_vsock_vmci_transport vsock vmw_vmci cmac bnep sunrpc vfat fat intel_rapl_msr intel_rapl_common ath3k x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo kvm btusb videobuf2_vmalloc ath9k btrtl videobuf2_memops videobuf2_v4l2 btbcm ath9k_common videobuf2_common snd_hda_codec_realtek
 ath9k_hw btintel snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi bluetooth mei_hdcp videodev snd_hda_intel snd_hda_codec irqbypass iTCO_wdt mac80211 iTCO_vendor_support mc snd_hda_core crct10dif_pclmul ecdh_generic ecc crc32_pclmul snd_hwdep snd_seq ghash_clmulni_intel snd_seq_device intel_cstate ath snd_pcm intel_uncore asus_nb_wmi intel_rapl_perf cfg80211 snd_timer asus_wmi i2c_i801 joydev snd mei_me sparse_keymap rfkill soundcore libarc4 mei ie31200_edac lpc_ich asus_wireless ipmi_devintf ipmi_msghandler ip_tables i915 i2c_algo_bit drm_kms_helper mxm_wmi drm crc32c_intel serio_raw alx mdio wmi video uas usb_storage fuse
CPU: 7 PID: 177 Comm: kswapd0 Tainted: P           OE     5.3.11-100.fc29.x86_64 #1
Hardware name: ASUSTeK COMPUTER INC. G750JZA/G750JZA, BIOS G750JZA.205 02/20/2014
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 a7 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffb872402a38e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff931e6240ce00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffa7be7883 RDI: 0000000000000046
RBP: ffffffffc05178a0 R08: ffffffffa7be7820 R09: 0000000000028100
R10: 000001255582ab7c R11: 00000000000000b1 R12: ffff931e615f5dc0
R13: 0000000000000001 R14: ffff931e65aa8200 R15: 000000000000026c
FS:  0000000000000000(0000) GS:ffff931e65bc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbcb016b000 CR3: 000000065840a001 CR4: 00000000001606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? free_pcppages_bulk+0x475/0x800
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0xdb/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 ? __switch_to_asm+0x34/0x70
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 5 PID: 179 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: xt_state rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp bridge stp llc ccm nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set cmac nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter bnep tun rmi_smbus rmi_core sunrpc vfat fat snd_soc_skl snd_hda_codec_hdmi snd_soc_hdac_hda snd_hda_ext_core snd_soc_skl_ipc snd_soc_sst_ipc x86_pkg_temp_thermal snd_soc_sst_dsp intel_powerclamp coretemp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_codec_realtek snd_soc_core snd_hda_codec_generic kvm_intel snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel kvm iwlmvm
 snd_hda_codec irqbypass snd_hda_core crct10dif_pclmul iTCO_wdt mac80211 snd_hwdep crc32_pclmul mei_hdcp iTCO_vendor_support snd_seq btusb intel_rapl_msr libarc4 ghash_clmulni_intel btrtl intel_cstate btbcm btintel snd_seq_device uvcvideo intel_uncore videobuf2_vmalloc intel_rapl_perf iwlwifi bluetooth snd_pcm joydev videobuf2_memops videobuf2_v4l2 videobuf2_common wmi_bmof cfg80211 videodev intel_wmi_thunderbolt i2c_i801 snd_timer mei_me thunderbolt mc ecdh_generic processor_thermal_device ecc mei intel_pch_thermal ucsi_acpi intel_rapl_common typec_ucsi intel_xhci_usb_role_switch roles intel_soc_dts_iosf typec thinkpad_acpi ledtrig_audio snd soundcore int3403_thermal rfkill int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel ipmi_devintf ipmi_msghandler zram ip_tables i915 i2c_algo_bit drm_kms_helper nvme drm serio_raw nvme_core e1000e uas crc32c_intel usb_storage wmi video fuse
CPU: 5 PID: 179 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 20LAS4MR00/20LAS4MR00, BIOS N27ET32W (1.18 ) 11/08/2018
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 a8 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffbd31c03278e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff9bcb2480ce00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffa8be7883 RDI: 0000000000000046
RBP: ffffffffc05738a0 R08: ffffffffa8be7820 R09: 0000000000028100
R10: 00000632c72ca6a4 R11: 00000000000000b3 R12: ffff9bcb239a9fc0
R13: 0000000000000001 R14: ffff9bcb25828200 R15: 0000000000000f18
FS:  0000000000000000(0000) GS:ffff9bcb25940000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fadc088e000 CR3: 000000019440a005 CR4: 00000000003606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? test_clear_page_writeback+0x151/0x310
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0xdb/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 0 PID: 153 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: uinput ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat 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 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables sunrpc intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio irqbypass crct10dif_pclmul mei_hdcp snd_hda_intel snd_hda_codec iTCO_wdt crc32_pclmul snd_hda_core iTCO_vendor_support ghash_clmulni_intel snd_hwdep dell_wmi sparse_keymap snd_seq dell_smbios intel_cstate dell_wmi_descriptor intel_uncore dcdbas snd_seq_device snd_pcm wmi_bmof intel_rapl_perf snd_timer snd soundcore mei_me ie31200_edac mei lpc_ich i2c_i801 i915 i2c_algo_bit drm_kms_helper drm crc32c_intel serio_raw r8169
 wmi video fuse
CPU: 0 PID: 153 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: Dell Inc. OptiPlex 3010/042P49, BIOS A17 11/16/2016
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 bd 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffadd90019f8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff91925a40ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffbdbe7883 RDI: 0000000000000046
RBP: ffffffffc02358a0 R08: ffffffffbdbe7820 R09: 0000000000028100
R10: 000001fb42e93e88 R11: 0000000000000099 R12: ffff919259ef1f40
R13: 0000000000000001 R14: ffff91925b128200 R15: ffffadd90019fb80
FS:  0000000000000000(0000) GS:ffff91925b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fbbb93a5ac CR3: 000000000840a005 CR4: 00000000001606f0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? __switch_to_asm+0x40/0x70
 ? __switch_to_asm+0x34/0x70
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 ? _raw_spin_lock_irqsave+0x30/0x40
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 7 PID: 179 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct tun nf_tables_set bridge stp llc nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat squashfs zstd_decompress loop dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua x86_pkg_temp_thermal intel_powerclamp coretemp snd_soc_skl kvm_intel snd_soc_hdac_hda snd_hda_ext_core kvm snd_soc_skl_ipc ath10k_pci snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_codec_hdmi ath10k_core irqbypass iTCO_wdt mei_hdcp
 iTCO_vendor_support crct10dif_pclmul snd_soc_core snd_hda_codec_realtek crc32_pclmul mac80211 snd_hda_codec_generic snd_compress ac97_bus ghash_clmulni_intel dell_laptop snd_pcm_dmaengine intel_cstate intel_rapl_msr snd_usb_audio ledtrig_audio snd_hda_intel dell_smm_hwmon snd_hda_codec snd_usbmidi_lib ath intel_uncore dell_wmi snd_hda_core intel_rapl_perf dell_smbios snd_rawmidi snd_hwdep btusb dcdbas btrtl cfg80211 snd_seq btbcm wmi_bmof dell_wmi_descriptor idma64 snd_seq_device btintel mei_me libarc4 intel_lpss_pci i2c_i801 mei bluetooth intel_lpss snd_pcm intel_pch_thermal joydev snd_timer hid_sensor_magn_3d hid_sensor_accel_3d hid_sensor_incl_3d hid_sensor_gyro_3d hid_sensor_rotation uvcvideo snd hid_sensor_trigger hid_sensor_iio_common industrialio_triggered_buffer videobuf2_vmalloc kfifo_buf videobuf2_memops ecdh_generic industrialio rfkill videobuf2_v4l2 soundcore videobuf2_common ecc processor_thermal_device cros_ec_ishtp intel_xhci_usb_role_switch intel_rapl_common
 roles cros_ec_core intel_soc_dts_iosf intel_hid intel_vbtn int3403_thermal sparse_keymap soc_button_array int3400_thermal int3402_thermal int340x_thermal_zone acpi_thermal_rel acpi_pad v4l2loopback(OE) videodev mc binfmt_misc zram ip_tables hid_sensor_hub intel_ishtp_loader intel_ishtp_hid r8152 hid_multitouch mii i915 i2c_algo_bit drm_kms_helper drm crc32c_intel serio_raw intel_ish_ipc intel_ishtp pinctrl_sunrisepoint wmi i2c_hid pinctrl_intel video fuse
CPU: 7 PID: 179 Comm: kswapd0 Tainted: G           OE     5.3.11-100.fc29.x86_64 #1
Hardware name: Dell Inc. Inspiron 5379/0C6J64, BIOS 1.7.0 02/09/2018
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 b1 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffb14cc02bf8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff9864be40ce00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffb1be7883 RDI: 0000000000000046
RBP: ffffffffc06868a0 R08: ffffffffb1be7820 R09: 0000000000028100
R10: 000043719cd7343d R11: 00000000000000b3 R12: ffff9864bd5dbf80
R13: 0000000000000001 R14: ffff9864c02e8200 R15: ffffb14cc02bfb80
FS:  0000000000000000(0000) GS:ffff9864c03c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000fb7082e2000 CR3: 000000027d350002 CR4: 00000000003606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? end_page_writeback+0x43/0x60
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 ? __switch_to_asm+0x34/0x70
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 3 PID: 154 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp x86_pkg_temp_thermal snd_soc_acpi_intel_match snd_soc_acpi intel_powerclamp coretemp snd_soc_core snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic snd_compress hid_sensor_als ledtrig_audio ac97_bus
 hid_sensor_accel_3d hid_sensor_incl_3d snd_pcm_dmaengine hid_sensor_gyro_3d hid_sensor_magn_3d hid_sensor_rotation hid_sensor_trigger hid_sensor_iio_common industrialio_triggered_buffer kfifo_buf snd_hda_intel industrialio kvm snd_hda_codec snd_hda_core snd_hwdep hid_sensor_hub mei_hdcp intel_rapl_msr irqbypass snd_seq iwlmvm snd_seq_device crct10dif_pclmul crc32_pclmul snd_pcm mac80211 libarc4 ghash_clmulni_intel intel_cstate uvcvideo btusb btrtl intel_uncore btbcm videobuf2_vmalloc iwlwifi videobuf2_memops intel_rapl_perf btintel rtsx_usb_ms bluetooth videobuf2_v4l2 videobuf2_common memstick snd_timer wdat_wdt cfg80211 videodev intel_wmi_thunderbolt wmi_bmof snd mc joydev soundcore i2c_i801 ecdh_generic ecc processor_thermal_device idma64 intel_rapl_common mei_me int340x_thermal_zone intel_lpss_pci mei intel_soc_dts_iosf intel_xhci_usb_role_switch intel_pch_thermal roles intel_lpss ideapad_laptop sparse_keymap rfkill int3400_thermal acpi_thermal_rel acpi_pad ipmi_devintf
 ipmi_msghandler zram ip_tables i915 nouveau rtsx_usb_sdmmc mmc_core mxm_wmi ttm i2c_algo_bit drm_kms_helper crc32c_intel drm serio_raw rtsx_usb wmi i2c_hid pinctrl_sunrisepoint video pinctrl_intel hid_multitouch fuse
CPU: 3 PID: 154 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 80QD/Haydn-S, BIOS DBCN25WW 07/19/2016
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 87 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffff9bfd401cb8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff8b12fa80ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffff87be7883 RDI: 0000000000000046
RBP: ffffffffc082b8a0 R08: ffffffff87be7820 R09: 0000000000028100
R10: 0000059278363678 R11: 000000000000009a R12: ffff8b12f9d95f40
R13: 0000000000000001 R14: ffff8b12fba28200 R15: ffff9bfd401cbb80
FS:  0000000000000000(0000) GS:ffff8b12fbb80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000095008cb0000 CR3: 000000022640a006 CR4: 00000000003606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? __schedule+0x257/0x650
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? preempt_schedule_common+0xa/0x20
 ? _cond_resched+0x1d/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 1 PID: 154 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat intel_telemetry_pltdrv intel_punit_ipc hid_sensor_accel_3d intel_telemetry_core hid_sensor_trigger hid_sensor_iio_common industrialio_triggered_buffer kfifo_buf industrialio x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_soc_skl hid_sensor_hub iwlmvm snd_soc_hdac_hda snd_hda_ext_core kvm wacom
 mei_hdcp mac80211 snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp intel_rapl_msr snd_soc_acpi_intel_match snd_soc_acpi libarc4 uvcvideo irqbypass videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_hda_codec_hdmi snd_soc_core crct10dif_pclmul crc32_pclmul videobuf2_common iwlwifi videodev snd_hda_codec_realtek snd_hda_codec_generic snd_compress ghash_clmulni_intel ledtrig_audio intel_cstate ac97_bus intel_rapl_perf snd_pcm_dmaengine mc joydev wdat_wdt snd_hda_intel btusb btrtl btbcm cfg80211 snd_hda_codec btintel bluetooth snd_hda_core snd_hwdep snd_seq ecdh_generic snd_seq_device ecc rtsx_pci_ms snd_pcm memstick intel_xhci_usb_role_switch roles ideapad_laptop sparse_keymap rfkill snd_timer wmi mei_me snd mei processor_thermal_device idma64 intel_rapl_common soundcore intel_soc_dts_iosf i2c_i801 intel_lpss_pci lpc_ich int3403_thermal intel_lpss int3406_thermal int3400_thermal acpi_thermal_rel int340x_thermal_zone ipmi_devintf ipmi_msghandler zram ip_tables mmc_block i915
 rtsx_pci_sdmmc i2c_algo_bit drm_kms_helper crc32c_intel sdhci_pci cqhci drm sdhci serio_raw mmc_core rtsx_pci i2c_hid pinctrl_broxton pinctrl_intel video fuse
CPU: 1 PID: 154 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 81FY/LNVNB161216, BIOS 6HCN22WW 07/26/2018
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 92 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0000:ffffb5f0401c78e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff96a83f40ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffff92be7883 RDI: 0000000000000046
RBP: ffffffffc06068a0 R08: ffffffff92be7820 R09: 0000000000028100
R10: 00000020d9eb180e R11: 000000000000009a R12: ffff96a83eec3d80
R13: 0000000000000001 R14: ffff96a83fc28200 R15: ffffb5f0401c7b80
FS:  0000000000000000(0000) GS:ffff96a83fc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000247000e91080 CR3: 000000006be3a000 CR4: 00000000003406e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? apic_timer_interrupt+0xa/0x20
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 0 PID: 155 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: snd_seq_dummy snd_hrtimer vfat fat uas usb_storage rfcomm 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 libcrc32c ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter tun bridge stp llc md4 sha512_ssse3 sha512_generic nls_utf8 cifs dns_resolver fscache ccm cmac bnep sunrpc snd_soc_skl snd_hda_codec_hdmi snd_soc_hdac_hda intel_rapl_msr snd_hda_ext_core intel_rapl_common snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp x86_pkg_temp_thermal snd_soc_acpi_intel_match intel_powerclamp snd_soc_acpi coretemp snd_soc_core kvm_intel ath10k_pci snd_hda_codec_realtek ath10k_core snd_hda_codec_generic snd_compress ledtrig_audio ac97_bus snd_pcm_dmaengine kvm snd_hda_intel snd_hda_codec joydev snd_hda_core snd_hwdep mac80211 iTCO_wdt iTCO_vendor_support snd_seq mei_hdcp hid_multitouch irqbypass snd_seq_device crct10dif_pclmul snd_pcm
 crc32_pclmul uvcvideo btusb btrtl btbcm videobuf2_vmalloc btintel videobuf2_memops videobuf2_v4l2 ath videobuf2_common bluetooth cfg80211 ghash_clmulni_intel videodev intel_cstate snd_timer intel_uncore snd intel_rapl_perf mc intel_wmi_thunderbolt soundcore rtsx_pci_ms memstick acer_wmi libarc4 sparse_keymap ecdh_generic wmi_bmof rfkill i2c_i801 ecc mei_me idma64 intel_xhci_usb_role_switch intel_lpss_pci roles acpi_pad mei intel_pch_thermal intel_lpss ip_tables i915 nouveau rtsx_pci_sdmmc mmc_core mxm_wmi ttm i2c_algo_bit drm_kms_helper drm crc32c_intel serio_raw r8169 rtsx_pci i2c_hid wmi video fuse
CPU: 0 PID: 155 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: Acer Aspire E5-575G/Ironman_SK  , BIOS V1.12 08/02/2016
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 ab 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffab8d801ef8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff9a77e580ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffabbe7883 RDI: 0000000000000046
RBP: ffffffffc05bd8a0 R08: ffffffffabbe7820 R09: 0000000000028100
R10: 000055fb086d30b8 R11: 000000000000009b R12: ffff9a77e4d63f80
R13: 0000000000000001 R14: ffff9a77e6b28200 R15: ffff9a77c62f5d80
FS:  0000000000000000(0000) GS:ffff9a77e6a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30fbeb6000 CR3: 000000024d9a6002 CR4: 00000000003606f0
Call Trace:
 __flush_work+0x97/0x1c0
 ? mp_save_irq+0x70/0x70
 ? __ioapic_read_entry+0x32/0x50
 ? ioapic_irq_get_chip_state+0x42/0x70
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 2 PID: 154 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: uinput bnep xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc btusb btrtl btbcm btintel intel_rapl_msr intel_rapl_common bluetooth x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi snd_hda_codec_idt uvcvideo snd_hda_codec_generic snd_hda_intel snd_hda_codec videobuf2_vmalloc ppdev videobuf2_memops videobuf2_v4l2 snd_hda_core mei_hdcp videobuf2_common kvm irqbypass videodev iTCO_wdt iTCO_vendor_support mei_wdt mc snd_hwdep iwldvm mac80211 snd_seq libarc4 crct10dif_pclmul snd_seq_device
 dell_laptop dell_wmi crc32_pclmul ghash_clmulni_intel intel_cstate ledtrig_audio joydev sparse_keymap dell_smm_hwmon i2c_i801 ecdh_generic ecc snd_pcm intel_uncore intel_rapl_perf iwlwifi snd_timer dell_smbios snd dcdbas wmi_bmof dell_wmi_descriptor cfg80211 soundcore lpc_ich mei_me mei dell_rbtn rfkill dell_smo8800 parport_pc parport ip_tables i915 hid_logitech_hidpp sdhci_pci i2c_algo_bit cqhci drm_kms_helper crc32c_intel sdhci drm tg3 mmc_core serio_raw hid_logitech_dj wmi video fuse
CPU: 2 PID: 154 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: Dell Inc. Latitude E5430 non-vPro/0MYF02, BIOS A11 05/20/2013
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 a7 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffba43801b38e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff98c19940ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffa7be7883 RDI: 0000000000000046
RBP: ffffffffc03cb8a0 R08: ffffffffa7be7820 R09: 0000000000028100
R10: 00000435f7159674 R11: 000000000000009a R12: ffff98c198f49f40
R13: 0000000000000001 R14: ffff98c19a028200 R15: ffff98c141078880
FS:  0000000000000000(0000) GS:ffff98c19a100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99d16ff020 CR3: 00000000a640a001 CR4: 00000000001606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 ? _raw_spin_lock_irqsave+0x30/0x40
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 2 PID: 178 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: hid_logitech_hidpp uas usb_storage hid_logitech_dj ccm snd_usb_audio snd_usbmidi_lib snd_rawmidi uinput rfcomm ip6table_mangle ip6table_nat ebtable_filter ebtables tun bridge stp llc ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6_tables cmac ipt_REJECT bnep nf_reject_ipv4 xt_state xt_conntrack iptable_filter xt_MASQUERADE nfnetlink iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c xt_CHECKSUM iptable_mangle sunrpc vfat fat snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_hda_codec_hdmi snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp x86_pkg_temp_thermal snd_soc_acpi_intel_match intel_powerclamp snd_soc_acpi coretemp snd_soc_core snd_hda_codec_realtek joydev snd_hda_codec_generic ledtrig_audio snd_compress ac97_bus snd_pcm_dmaengine kvm snd_hda_intel iwlmvm irqbypass iTCO_wdt snd_hda_codec mac80211 iTCO_vendor_support hid_multitouch intel_rapl_msr crct10dif_pclmul uvcvideo mei_hdcp snd_hda_core crc32_pclmul videobuf2_vmalloc snd_hwdep
 videobuf2_memops btusb videobuf2_v4l2 libarc4 snd_seq btrtl videobuf2_common btbcm ghash_clmulni_intel btintel intel_cstate snd_seq_device intel_uncore bluetooth iwlwifi snd_pcm intel_rapl_perf videodev snd_timer cfg80211 intel_wmi_thunderbolt snd processor_thermal_device wmi_bmof ecdh_generic mc i2c_i801 soundcore mei_me ideapad_laptop idma64 ecc intel_rapl_common sparse_keymap intel_xhci_usb_role_switch mei roles intel_lpss_pci int340x_thermal_zone intel_soc_dts_iosf intel_lpss intel_pch_thermal rfkill int3400_thermal acpi_thermal_rel acpi_pad binfmt_misc ip_tables i915 i2c_algo_bit drm_kms_helper drm nvme crc32c_intel nvme_core serio_raw wmi i2c_hid pinctrl_sunrisepoint video pinctrl_intel fuse
CPU: 2 PID: 178 Comm: kswapd0 Tainted: G        W         5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 81EU/LNVNB161216, BIOS 7PCN29WW 08/09/2018
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 93 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffb480c02eb8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff8988e580ce00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffff93be7883 RDI: 0000000000000046
RBP: ffffffffc04e58a0 R08: ffffffff93be7820 R09: 0000000000028100
R10: 0000121feb06ff10 R11: 00000000000000b2 R12: ffff8988e49f9fc0
R13: 0000000000000001 R14: ffff8988e6be8200 R15: ffffb480c02ebb80
FS:  0000000000000000(0000) GS:ffff8988e6a80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4bad822020 CR3: 000000019140a006 CR4: 00000000003606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 3 PID: 154 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_rawmidi ccm uinput vfat fat xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT tun bridge stp llc nf_nat_tftp nf_conntrack_tftp nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink vboxnetadp(OE) vboxnetflt(OE) ip6table_filter ip6_tables iptable_filter vboxdrv(OE) sunrpc squashfs zstd_decompress loop uvcvideo videobuf2_vmalloc intel_rapl_msr videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc mei_hdcp mei_wdt iTCO_wdt iTCO_vendor_support intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel iwldvm kvm mac80211 snd_hda_codec_realtek snd_hda_codec_generic
 irqbypass intel_cstate intel_uncore intel_rapl_perf snd_hda_intel libarc4 snd_hda_codec iwlwifi snd_hda_core snd_hwdep snd_seq joydev snd_seq_device wmi_bmof snd_pcm thinkpad_acpi cfg80211 i2c_i801 mmc_block snd_timer ledtrig_audio lpc_ich mei_me mei snd soundcore rfkill binfmt_misc ip_tables dm_crypt i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit ghash_clmulni_intel drm_kms_helper serio_raw sdhci_pci cqhci sdhci drm mmc_core e1000e wmi video fuse
CPU: 3 PID: 154 Comm: kswapd0 Tainted: G           OE     5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 2349D17/2349D17, BIOS G1ETA8WW (2.68 ) 03/06/2015
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 aa 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffa229c01df8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff8bcd5540ce00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffffaabe7883 RDI: 0000000000000046
RBP: ffffffffc029e8a0 R08: ffffffffaabe7820 R09: 0000000000028100
R10: 000001881ff68ef7 R11: 000000000000009a R12: ffff8bcd54bf9f40
R13: 0000000000000001 R14: ffff8bcd56428200 R15: ffffa229c01dfb80
FS:  0000000000000000(0000) GS:ffff8bcd564c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000b74dfd0f000 CR3: 00000001a2ebe003 CR4: 00000000001606e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 1 PID: 154 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: vfat fat uas usb_storage uinput ccm rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc intel_telemetry_pltdrv intel_punit_ipc intel_telemetry_core uvcvideo x86_pkg_temp_thermal intel_powerclamp coretemp videobuf2_vmalloc videobuf2_memops btusb btrtl kvm btbcm btintel videobuf2_v4l2 snd_soc_skl snd_soc_hdac_hda videobuf2_common snd_hda_ext_core bluetooth irqbypass snd_soc_skl_ipc snd_soc_sst_ipc
 snd_soc_sst_dsp snd_soc_acpi_intel_match ath10k_pci videodev ath10k_core hid_sensor_accel_3d ecdh_generic hid_sensor_trigger hid_sensor_iio_common industrialio_triggered_buffer snd_soc_acpi snd_soc_core snd_hda_codec_hdmi ecc crct10dif_pclmul kfifo_buf mc mac80211 snd_hda_codec_realtek snd_compress snd_hda_codec_generic ac97_bus snd_pcm_dmaengine ledtrig_audio industrialio ath crc32_pclmul snd_hda_intel snd_hda_codec snd_hda_core joydev ghash_clmulni_intel hid_multitouch snd_hwdep cfg80211 snd_seq libarc4 snd_seq_device mei_hdcp intel_cstate intel_rapl_msr intel_rapl_perf snd_pcm wdat_wdt processor_thermal_device mei_me ideapad_laptop cros_ec_ishtp sparse_keymap mei intel_rapl_common intel_xhci_usb_role_switch roles snd_timer snd cros_ec_core rfkill int340x_thermal_zone wmi soundcore lpc_ich idma64 elan_i2c intel_lpss_pci intel_lpss i2c_i801 intel_soc_dts_iosf int3400_thermal acpi_thermal_rel zram ip_tables hid_sensor_hub intel_ishtp_loader intel_ishtp_hid hid_logitech_hidpp
 i915 crc32c_intel i2c_algo_bit drm_kms_helper serio_raw sdhci_pci cqhci sdhci drm mmc_core hid_logitech_dj r8169 intel_ish_ipc intel_ishtp i2c_hid video pinctrl_broxton pinctrl_intel fuse
CPU: 1 PID: 154 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 80U2/Sofia, BIOS 2MCN35WW 12/26/2017
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 8c 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffb09e001c78e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff99e67b00ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffff8cbe7883 RDI: 0000000000000046
RBP: ffffffffc03a98a0 R08: ffffffff8cbe7820 R09: 0000000000028100
R10: 00000521f37612a8 R11: 000000000000009a R12: ffff99e67aaddc40
R13: 0000000000000001 R14: ffff99e67ba28200 R15: ffffb09e001c7b80
FS:  0000000000000000(0000) GS:ffff99e67ba80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fddb5be6320 CR3: 0000000160d0c000 CR4: 00000000003406e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? end_page_writeback+0x43/0x60
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0x3c3/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 ? __switch_to_asm+0x34/0x70
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40

WARNING: CPU: 1 PID: 142 at kernel/workqueue.c:2600 check_flush_dependency+0x9d/0x130
Modules linked in: rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat mei_hdcp intel_rapl_msr intel_telemetry_pltdrv intel_punit_ipc intel_telemetry_core x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ath10k_pci ghash_clmulni_intel intel_cstate intel_rapl_perf ath10k_core btusb btrtl btbcm btintel joydev mac80211 bluetooth uvcvideo wdat_wdt videobuf2_vmalloc
 videobuf2_memops videobuf2_v4l2 videobuf2_common videodev ath ecdh_generic mc ecc cfg80211 acer_wmi sparse_keymap rtsx_pci_ms wmi_bmof memstick rfkill libarc4 intel_xhci_usb_role_switch roles snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_codec_hdmi snd_soc_core snd_hda_codec_realtek snd_hda_codec_generic snd_compress ac97_bus ledtrig_audio snd_pcm_dmaengine snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm int3403_thermal snd_timer mei_me snd int3400_thermal processor_thermal_device mei intel_rapl_common idma64 int340x_thermal_zone intel_lpss_pci acpi_thermal_rel intel_soc_dts_iosf soundcore lpc_ich i2c_i801 intel_lpss ip_tables mmc_block i915 hid_logitech_hidpp rtsx_pci_sdmmc sdhci_pci cqhci sdhci crc32c_intel mmc_core serio_raw i2c_algo_bit hid_logitech_dj drm_kms_helper r8169 rtsx_pci drm wmi video pinctrl_broxton pinctrl_intel fuse
CPU: 1 PID: 142 Comm: kswapd0 Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: Acer Aspire A114-31/Bulbasaur_AP, BIOS V1.03 05/04/2017
RIP: 0010:check_flush_dependency+0x9d/0x130
Code: 07 00 00 8b b6 30 05 00 00 48 8d 8b b0 00 00 00 49 89 e8 48 c7 c7 78 1f 13 96 48 89 04 24 c6 05 b7 30 44 01 01 e8 dc 33 fe ff <0f> 0b 48 8b 04 24 eb 10 4c 89 e7 e8 93 81 00 00 41 f6 44 24 25 08
RSP: 0018:ffffaed10017b8e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff8dbd7b00ae00 RCX: 0000000000000000
RDX: 0000000000000063 RSI: ffffffff96be7883 RDI: 0000000000000046
RBP: ffffffffc033d8a0 R08: ffffffff96be7820 R09: 0000000000028100
R10: 000000750652c2b1 R11: 000000000000008e R12: ffff8dbd7a525c40
R13: 0000000000000001 R14: ffff8dbd7ba28200 R15: 00000000000000e4
FS:  0000000000000000(0000) GS:ffff8dbd7ba80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000001590a465004 CR3: 000000003040a000 CR4: 00000000003406e0
Call Trace:
 __flush_work+0x97/0x1c0
 ? try_to_wake_up+0x211/0x640
 ? work_busy+0x80/0x80
 __cancel_work_timer+0x10a/0x190
 ? _cond_resched+0x15/0x30
 ? synchronize_irq+0x3a/0xa0
 gen6_disable_rps_interrupts+0x7f/0xa0 [i915]
 gen6_rps_idle+0x1a/0xe0 [i915]
 intel_gt_park+0x81/0x90 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 __engine_park+0x7d/0xd0 [i915]
 __intel_wakeref_put_last+0x17/0x50 [i915]
 i915_request_retire+0x1a5/0x380 [i915]
 ring_retire_requests+0x4c/0x60 [i915]
 i915_retire_requests+0x3d/0x80 [i915]
 i915_gem_shrink+0xdb/0x560 [i915]
 i915_gem_shrinker_scan+0x61/0x110 [i915]
 do_shrink_slab+0x12c/0x2a0
 shrink_slab+0xac/0x2b0
 shrink_node+0xe7/0x4a0
 balance_pgdat+0x2cb/0x510
 kswapd+0x1f9/0x3d0
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x510/0x510
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40