Jan 22 12:02:13 onza kernel: [ 494.357824] ------------[ cut here ]------------ Jan 22 12:02:13 onza kernel: [ 494.357828] kernel BUG at /build/linux-bnzN1b/linux-4.15.0/mm/highmem.c:350! Jan 22 12:02:13 onza kernel: [ 494.365079] invalid opcode: 0000 [#1] SMP Jan 22 12:02:13 onza kernel: [ 494.369205] Modules linked in: cfg80211 intel_powerclamp ipmi_ssif gpio_ich coretemp kvm_intel kvm ipmi_si irqbypass input_leds joydev dcdbas intel_cstate ipmi_devintf sch_fq_codel shpchp i7core_edac lpc_ich ipmi_msghandler acpi_power_meter mac_hid ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mgag200 i2c_algo_bit ttm drm_kms_helper hid_generic syscopyarea sysfillrect usbhid sysimgblt mpt3sas fb_sys_fops drm hid raid_class bnx2 scsi_transport_sas pata_acpi wmi Jan 22 12:02:13 onza kernel: [ 494.430188] CPU: 2 PID: 2093 Comm: kworker/u16:1 Not tainted 4.15.0-43-generic #46-Ubuntu Jan 22 12:02:13 onza kernel: [ 494.438618] Hardware name: Dell Inc. PowerEdge R310/05XKKK, BIOS 1.11.0 09/18/2012 Jan 22 12:02:13 onza kernel: [ 494.446494] Workqueue: btrfs-endio-raid56 btrfs_endio_raid56_helper [btrfs] Jan 22 12:02:13 onza kernel: [ 494.453657] EIP: kunmap_high+0xaa/0xb0 Jan 22 12:02:13 onza kernel: [ 494.457571] EFLAGS: 00010246 CPU: 2 Jan 22 12:02:13 onza kernel: [ 494.461229] EAX: 00000115 EBX: fffff000 ECX: 00000001 EDX: 00000000 Jan 22 12:02:13 onza kernel: [ 494.467840] ESI: 00000004 EDI: 00000004 EBP: f4883e44 ESP: f4883e40 Jan 22 12:02:13 onza kernel: [ 494.474264] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jan 22 12:02:13 onza kernel: [ 494.479931] CR0: 80050033 CR2: 005885e0 CR3: 0fe16000 CR4: 000006f0 Jan 22 12:02:13 onza kernel: [ 494.486353] Call Trace: Jan 22 12:02:13 onza kernel: [ 494.488967] kunmap+0x3e/0x50 Jan 22 12:02:13 onza kernel: [ 494.492140] finish_parity_scrub+0x24d/0x570 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.497226] ? update_load_avg+0x64f/0x830 Jan 22 12:02:13 onza kernel: [ 494.501528] validate_rbio_for_parity_scrub+0xc2/0xd0 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.507527] raid56_parity_scrub_end_io+0x53/0x70 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.513058] bio_endio+0xb9/0x110 Jan 22 12:02:13 onza kernel: [ 494.516574] ? end_workqueue_fn+0x2c/0x40 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.521435] end_workqueue_fn+0x33/0x40 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.526139] normal_work_helper+0x7d/0x2f0 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.531087] btrfs_endio_raid56_helper+0x10/0x20 [btrfs] Jan 22 12:02:13 onza kernel: [ 494.536621] process_one_work+0x1b9/0x3d0 Jan 22 12:02:13 onza kernel: [ 494.540799] worker_thread+0x37/0x420 Jan 22 12:02:13 onza kernel: [ 494.544628] kthread+0xf0/0x110 Jan 22 12:02:13 onza kernel: [ 494.547931] ? process_one_work+0x3d0/0x3d0 Jan 22 12:02:13 onza kernel: [ 494.552282] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:02:13 onza kernel: [ 494.557488] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:02:13 onza kernel: [ 494.562701] ret_from_fork+0x2e/0x38 Jan 22 12:02:13 onza kernel: [ 494.566441] Code: 2d ee ff 58 8b 5d fc c9 c3 90 8d b4 26 00 00 00 00 a1 80 d1 c4 cf 31 c9 3d 80 d1 c4 cf 0f 95 c1 eb bc 8d b4 26 00 00 00 00 0f 0b <0f> 0b 8d 74 26 00 66 66 66 66 90 55 89 e5 56 53 31 db e8 1f ef Jan 22 12:02:13 onza kernel: [ 494.585751] EIP: kunmap_high+0xaa/0xb0 SS:ESP: 0068:f4883e40 Jan 22 12:02:13 onza kernel: [ 494.591688] ---[ end trace 5e6d708abb85eeba ]--- Jan 22 12:03:11 onza kernel: [ 552.178818] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:4:2259] Jan 22 12:03:11 onza kernel: [ 552.186465] Modules linked in: cfg80211 intel_powerclamp ipmi_ssif gpio_ich coretemp kvm_intel kvm ipmi_si irqbypass input_leds joydev dcdbas intel_cstate ipmi_devintf sch_fq_codel shpchp i7core_edac lpc_ich ipmi_msghandler acpi_power_meter mac_hid ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mgag200 i2c_algo_bit ttm drm_kms_helper hid_generic syscopyarea sysfillrect usbhid sysimgblt mpt3sas fb_sys_fops drm hid raid_class bnx2 scsi_transport_sas pata_acpi wmi Jan 22 12:03:11 onza kernel: [ 552.198701] watchdog: BUG: soft lockup - CPU#3 stuck for 23s! [kworker/u16:5:2260] Jan 22 12:03:11 onza kernel: [ 552.198702] Modules linked in: cfg80211 intel_powerclamp ipmi_ssif gpio_ich coretemp kvm_intel kvm ipmi_si irqbypass input_leds joydev dcdbas intel_cstate ipmi_devintf sch_fq_codel shpchp i7core_edac lpc_ich ipmi_msghandler acpi_power_meter mac_hid ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mgag200 i2c_algo_bit ttm drm_kms_helper hid_generic syscopyarea sysfillrect usbhid sysimgblt mpt3sas fb_sys_fops drm hid raid_class bnx2 scsi_transport_sas pata_acpi wmi Jan 22 12:03:11 onza kernel: [ 552.198754] CPU: 3 PID: 2260 Comm: kworker/u16:5 Tainted: G D 4.15.0-43-generic #46-Ubuntu Jan 22 12:03:11 onza kernel: [ 552.198756] Hardware name: Dell Inc. PowerEdge R310/05XKKK, BIOS 1.11.0 09/18/2012 Jan 22 12:03:11 onza kernel: [ 552.198802] Workqueue: btrfs-endio-raid56 btrfs_endio_raid56_helper [btrfs] Jan 22 12:03:11 onza kernel: [ 552.198808] EIP: native_queued_spin_lock_slowpath+0x122/0x220 Jan 22 12:03:11 onza kernel: [ 552.198810] EFLAGS: 00000202 CPU: 3 Jan 22 12:03:11 onza kernel: [ 552.198812] EAX: 00000000 EBX: 00000000 ECX: cfc0dbc0 EDX: 00100101 Jan 22 12:03:11 onza kernel: [ 552.198814] ESI: 00100000 EDI: f4f7b6c0 EBP: f4905e14 ESP: f4905e04 Jan 22 12:03:11 onza kernel: [ 552.198817] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jan 22 12:03:11 onza kernel: [ 552.198819] CR0: 80050033 CR2: b5c82ff8 CR3: 0fe16000 CR4: 000006f0 Jan 22 12:03:11 onza kernel: [ 552.198820] Call Trace: Jan 22 12:03:11 onza kernel: [ 552.198827] _raw_spin_lock+0x29/0x30 Jan 22 12:03:11 onza kernel: [ 552.198831] kmap_high+0x25/0x270 Jan 22 12:03:11 onza kernel: [ 552.198837] ? enqueue_entity+0x10f/0x7b0 Jan 22 12:03:11 onza kernel: [ 552.198840] kmap+0x3f/0x50 Jan 22 12:03:11 onza kernel: [ 552.198883] cache_rbio_pages+0x60/0xd0 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.198926] finish_rmw+0x353/0x430 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.198932] ? mempool_free_slab+0x13/0x20 Jan 22 12:03:11 onza kernel: [ 552.198935] ? mempool_free_slab+0x13/0x20 Jan 22 12:03:11 onza kernel: [ 552.198979] validate_rbio_for_rmw+0x2c/0x40 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199021] raid_rmw_end_io+0x77/0x90 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199026] bio_endio+0xb9/0x110 Jan 22 12:03:11 onza kernel: [ 552.199062] ? end_workqueue_fn+0x2c/0x40 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199099] end_workqueue_fn+0x33/0x40 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199142] normal_work_helper+0x7d/0x2f0 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199185] btrfs_endio_raid56_helper+0x10/0x20 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.199190] process_one_work+0x1b9/0x3d0 Jan 22 12:03:11 onza kernel: [ 552.199194] worker_thread+0x37/0x420 Jan 22 12:03:11 onza kernel: [ 552.199198] kthread+0xf0/0x110 Jan 22 12:03:11 onza kernel: [ 552.199202] ? process_one_work+0x3d0/0x3d0 Jan 22 12:03:11 onza kernel: [ 552.199205] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:03:11 onza kernel: [ 552.199209] ret_from_fork+0x2e/0x38 Jan 22 12:03:11 onza kernel: [ 552.199211] Code: ff ff 8d b4 26 00 00 00 00 89 f0 c1 e8 10 66 87 41 02 89 c2 c1 e2 10 85 d2 0f 85 aa 00 00 00 c7 45 f0 00 00 00 00 eb 03 90 f3 90 <8b> 11 66 85 d2 75 f7 0f ae e8 66 66 90 bb 01 00 00 00 eb 16 8d Jan 22 12:03:11 onza kernel: [ 552.484555] CPU: 1 PID: 2259 Comm: kworker/u16:4 Tainted: G D L 4.15.0-43-generic #46-Ubuntu Jan 22 12:03:11 onza kernel: [ 552.494197] Hardware name: Dell Inc. PowerEdge R310/05XKKK, BIOS 1.11.0 09/18/2012 Jan 22 12:03:11 onza kernel: [ 552.501990] Workqueue: btrfs-rmw btrfs_rmw_helper [btrfs] Jan 22 12:03:11 onza kernel: [ 552.507511] EIP: native_queued_spin_lock_slowpath+0x192/0x220 Jan 22 12:03:11 onza kernel: [ 552.513334] EFLAGS: 00000202 CPU: 1 Jan 22 12:03:11 onza kernel: [ 552.516906] EAX: 00100101 EBX: 00000101 ECX: cfc0dbc0 EDX: 00000001 Jan 22 12:03:11 onza kernel: [ 552.523344] ESI: 00000001 EDI: 00000101 EBP: ece9be28 ESP: ece9be18 Jan 22 12:03:11 onza kernel: [ 552.529679] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jan 22 12:03:11 onza kernel: [ 552.535261] CR0: 80050033 CR2: b685d8c0 CR3: 0fe16000 CR4: 000006f0 Jan 22 12:03:11 onza kernel: [ 552.541596] Call Trace: Jan 22 12:03:11 onza kernel: [ 552.544121] _raw_spin_lock+0x29/0x30 Jan 22 12:03:11 onza kernel: [ 552.547864] kmap_high+0x25/0x270 Jan 22 12:03:11 onza kernel: [ 552.551252] kmap+0x3f/0x50 Jan 22 12:03:11 onza kernel: [ 552.554091] cache_rbio_pages+0x60/0xd0 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.558845] finish_rmw+0x353/0x430 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.563081] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:11 onza kernel: [ 552.567084] ? __switch_to_asm+0x27/0x4c Jan 22 12:03:11 onza kernel: [ 552.571080] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:11 onza kernel: [ 552.575077] ? __switch_to_asm+0x27/0x4c Jan 22 12:03:11 onza kernel: [ 552.579079] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:11 onza kernel: [ 552.583115] validate_rbio_for_rmw+0x2c/0x40 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.588159] rmw_work+0x1cc/0x1f0 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.592249] normal_work_helper+0x7d/0x2f0 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.597111] btrfs_rmw_helper+0x10/0x20 [btrfs] Jan 22 12:03:11 onza kernel: [ 552.601683] process_one_work+0x1b9/0x3d0 Jan 22 12:03:11 onza kernel: [ 552.605774] worker_thread+0x37/0x420 Jan 22 12:03:11 onza kernel: [ 552.609501] kthread+0xf0/0x110 Jan 22 12:03:11 onza kernel: [ 552.612724] ? process_one_work+0x3d0/0x3d0 Jan 22 12:03:11 onza kernel: [ 552.616988] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:03:11 onza kernel: [ 552.622110] ret_from_fork+0x2e/0x38 Jan 22 12:03:11 onza kernel: [ 552.625766] Code: f0 c7 40 04 01 00 00 00 e9 5e ff ff ff 8d 74 26 00 83 7d f0 01 0f 84 ac fe ff ff 8b 01 84 c0 74 10 90 8d b4 26 00 00 00 00 f3 90 <8b> 01 84 c0 75 f8 0f ae e8 66 66 90 ba 01 00 00 00 66 89 11 83 Jan 22 12:03:39 onza kernel: [ 580.178024] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u16:4:2259] Jan 22 12:03:39 onza kernel: [ 580.185796] Modules linked in: cfg80211 intel_powerclamp ipmi_ssif gpio_ich coretemp kvm_intel kvm ipmi_si irqbypass input_leds joydev dcdbas intel_cstate ipmi_devintf sch_fq_codel shpchp i7core_edac lpc_ich ipmi_msghandler acpi_power_meter mac_hid ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mgag200 i2c_algo_bit ttm drm_kms_helper hid_generic syscopyarea sysfillrect usbhid sysimgblt mpt3sas fb_sys_fops drm hid raid_class bnx2 scsi_transport_sas pata_acpi wmi Jan 22 12:03:39 onza kernel: [ 580.198024] watchdog: BUG: soft lockup - CPU#3 stuck for 22s! [kworker/u16:5:2260] Jan 22 12:03:39 onza kernel: [ 580.198025] Modules linked in: cfg80211 intel_powerclamp ipmi_ssif gpio_ich coretemp kvm_intel kvm ipmi_si irqbypass input_leds joydev dcdbas intel_cstate ipmi_devintf sch_fq_codel shpchp i7core_edac lpc_ich ipmi_msghandler acpi_power_meter mac_hid ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mgag200 i2c_algo_bit ttm drm_kms_helper hid_generic syscopyarea sysfillrect usbhid sysimgblt mpt3sas fb_sys_fops drm hid raid_class bnx2 scsi_transport_sas pata_acpi wmi Jan 22 12:03:39 onza kernel: [ 580.198073] CPU: 3 PID: 2260 Comm: kworker/u16:5 Tainted: G D L 4.15.0-43-generic #46-Ubuntu Jan 22 12:03:39 onza kernel: [ 580.198074] Hardware name: Dell Inc. PowerEdge R310/05XKKK, BIOS 1.11.0 09/18/2012 Jan 22 12:03:39 onza kernel: [ 580.198121] Workqueue: btrfs-endio-raid56 btrfs_endio_raid56_helper [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198126] EIP: native_queued_spin_lock_slowpath+0x124/0x220 Jan 22 12:03:39 onza kernel: [ 580.198127] EFLAGS: 00000202 CPU: 3 Jan 22 12:03:39 onza kernel: [ 580.198130] EAX: 00000000 EBX: 00000000 ECX: cfc0dbc0 EDX: 00100101 Jan 22 12:03:39 onza kernel: [ 580.198132] ESI: 00100000 EDI: f4f7b6c0 EBP: f4905e14 ESP: f4905e04 Jan 22 12:03:39 onza kernel: [ 580.198134] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jan 22 12:03:39 onza kernel: [ 580.198136] CR0: 80050033 CR2: b5c82ff8 CR3: 0fe16000 CR4: 000006f0 Jan 22 12:03:39 onza kernel: [ 580.198137] Call Trace: Jan 22 12:03:39 onza kernel: [ 580.198143] _raw_spin_lock+0x29/0x30 Jan 22 12:03:39 onza kernel: [ 580.198146] kmap_high+0x25/0x270 Jan 22 12:03:39 onza kernel: [ 580.198151] ? enqueue_entity+0x10f/0x7b0 Jan 22 12:03:39 onza kernel: [ 580.198155] kmap+0x3f/0x50 Jan 22 12:03:39 onza kernel: [ 580.198198] cache_rbio_pages+0x60/0xd0 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198241] finish_rmw+0x353/0x430 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198245] ? mempool_free_slab+0x13/0x20 Jan 22 12:03:39 onza kernel: [ 580.198249] ? mempool_free_slab+0x13/0x20 Jan 22 12:03:39 onza kernel: [ 580.198292] validate_rbio_for_rmw+0x2c/0x40 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198335] raid_rmw_end_io+0x77/0x90 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198339] bio_endio+0xb9/0x110 Jan 22 12:03:39 onza kernel: [ 580.198376] ? end_workqueue_fn+0x2c/0x40 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198413] end_workqueue_fn+0x33/0x40 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198455] normal_work_helper+0x7d/0x2f0 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198499] btrfs_endio_raid56_helper+0x10/0x20 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.198503] process_one_work+0x1b9/0x3d0 Jan 22 12:03:39 onza kernel: [ 580.198508] worker_thread+0x37/0x420 Jan 22 12:03:39 onza kernel: [ 580.198511] kthread+0xf0/0x110 Jan 22 12:03:39 onza kernel: [ 580.198515] ? process_one_work+0x3d0/0x3d0 Jan 22 12:03:39 onza kernel: [ 580.198518] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:03:39 onza kernel: [ 580.198522] ret_from_fork+0x2e/0x38 Jan 22 12:03:39 onza kernel: [ 580.198524] Code: 8d b4 26 00 00 00 00 89 f0 c1 e8 10 66 87 41 02 89 c2 c1 e2 10 85 d2 0f 85 aa 00 00 00 c7 45 f0 00 00 00 00 eb 03 90 f3 90 8b 11 <66> 85 d2 75 f7 0f ae e8 66 66 90 bb 01 00 00 00 eb 16 8d 76 00 Jan 22 12:03:39 onza kernel: [ 580.483884] CPU: 1 PID: 2259 Comm: kworker/u16:4 Tainted: G D L 4.15.0-43-generic #46-Ubuntu Jan 22 12:03:39 onza kernel: [ 580.493527] Hardware name: Dell Inc. PowerEdge R310/05XKKK, BIOS 1.11.0 09/18/2012 Jan 22 12:03:39 onza kernel: [ 580.501301] Workqueue: btrfs-rmw btrfs_rmw_helper [btrfs] Jan 22 12:03:39 onza kernel: [ 580.506842] EIP: native_queued_spin_lock_slowpath+0x192/0x220 Jan 22 12:03:39 onza kernel: [ 580.512655] EFLAGS: 00000202 CPU: 1 Jan 22 12:03:39 onza kernel: [ 580.516226] EAX: 00100101 EBX: 00000101 ECX: cfc0dbc0 EDX: 00000001 Jan 22 12:03:39 onza kernel: [ 580.522666] ESI: 00000001 EDI: 00000101 EBP: ece9be28 ESP: ece9be18 Jan 22 12:03:39 onza kernel: [ 580.529001] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jan 22 12:03:39 onza kernel: [ 580.534581] CR0: 80050033 CR2: b685d8c0 CR3: 0fe16000 CR4: 000006f0 Jan 22 12:03:39 onza kernel: [ 580.540916] Call Trace: Jan 22 12:03:39 onza kernel: [ 580.543452] _raw_spin_lock+0x29/0x30 Jan 22 12:03:39 onza kernel: [ 580.547185] kmap_high+0x25/0x270 Jan 22 12:03:39 onza kernel: [ 580.550582] kmap+0x3f/0x50 Jan 22 12:03:39 onza kernel: [ 580.553421] cache_rbio_pages+0x60/0xd0 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.558173] finish_rmw+0x353/0x430 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.562402] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:39 onza kernel: [ 580.566408] ? __switch_to_asm+0x27/0x4c Jan 22 12:03:39 onza kernel: [ 580.570403] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:39 onza kernel: [ 580.574405] ? __switch_to_asm+0x27/0x4c Jan 22 12:03:39 onza kernel: [ 580.578400] ? __switch_to_asm+0x33/0x4c Jan 22 12:03:39 onza kernel: [ 580.582445] validate_rbio_for_rmw+0x2c/0x40 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.587488] rmw_work+0x1cc/0x1f0 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.591572] normal_work_helper+0x7d/0x2f0 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.596433] btrfs_rmw_helper+0x10/0x20 [btrfs] Jan 22 12:03:39 onza kernel: [ 580.601005] process_one_work+0x1b9/0x3d0 Jan 22 12:03:39 onza kernel: [ 580.605096] worker_thread+0x37/0x420 Jan 22 12:03:39 onza kernel: [ 580.608829] kthread+0xf0/0x110 Jan 22 12:03:39 onza kernel: [ 580.612045] ? process_one_work+0x3d0/0x3d0 Jan 22 12:03:39 onza kernel: [ 580.616309] ? kthread_create_worker_on_cpu+0x20/0x20 Jan 22 12:03:39 onza kernel: [ 580.621439] ret_from_fork+0x2e/0x38 Jan 22 12:03:39 onza kernel: [ 580.625086] Code: f0 c7 40 04 01 00 00 00 e9 5e ff ff ff 8d 74 26 00 83 7d f0 01 0f 84 ac fe ff ff 8b 01 84 c0 74 10 90 8d b4 26 00 00 00 00 f3 90 <8b> 01 84 c0 75 f8 0f ae e8 66 66 90 ba 01 00 00 00 66 89 11 83