[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 14.373562][ C1] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.401363][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 41.801362][ T12] usb 1-1: unable to get BOS descriptor or descriptor too short [ 41.881397][ T12] usb 1-1: config 1 has an invalid interface number: 231 but max is 1 [ 41.889698][ T12] usb 1-1: config 1 contains an unexpected descriptor of type 0x1, skipping [ 41.898429][ T12] usb 1-1: config 1 contains an unexpected descriptor of type 0x2, skipping [ 41.907255][ T12] usb 1-1: config 1 has an invalid interface number: 7 but max is 1 [ 41.915256][ T12] usb 1-1: config 1 has no interface number 0 [ 41.921340][ T12] usb 1-1: config 1 has no interface number 1 [ 41.927425][ T12] usb 1-1: config 1 interface 231 altsetting 2 endpoint 0x5 has an invalid bInterval 0, changing to 7 [ 41.938440][ T12] usb 1-1: config 1 interface 231 altsetting 2 bulk endpoint 0x9 has invalid maxpacket 630 [ 41.948502][ T12] usb 1-1: config 1 interface 7 altsetting 127 has an invalid endpoint with address 0xB1, skipping [ 41.959232][ T12] usb 1-1: config 1 interface 7 altsetting 127 endpoint 0xF has invalid maxpacket 181, setting to 64 [ 41.970115][ T12] usb 1-1: config 1 interface 231 has no altsetting 0 [ 41.976903][ T12] usb 1-1: config 1 interface 7 has no altsetting 0 [ 42.221382][ T12] usb 1-1: string descriptor 0 read error: -22 [ 42.227633][ T12] usb 1-1: New USB device found, idVendor=9022, idProduct=d421, bcdDevice=d0.f5 [ 42.236694][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.283515][ T12] dw2102: su3000_identify_state [ 42.288475][ T12] dvb-usb: found a 'TeVii S421 PCI' in warm state. [ 42.295094][ T12] dw2102: su3000_power_ctrl: 1, initialized 0 [ 42.301500][ T12] dvb-usb: bulk message failed: -22 (2/256) [ 42.308947][ T12] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 42.331670][ T12] dvbdev: DVB: registering new adapter (TeVii S421 PCI) [ 42.338732][ T12] usb 1-1: media controller created [ 42.344282][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.350935][ T12] dw2102: i2c transfer failed. [ 42.355878][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.362474][ T12] dw2102: i2c transfer failed. [ 42.367278][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.373923][ T12] dw2102: i2c transfer failed. [ 42.378682][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.385288][ T12] dw2102: i2c transfer failed. [ 42.390066][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.396667][ T12] dw2102: i2c transfer failed. [ 42.401449][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.408009][ T12] dw2102: i2c transfer failed. [ 42.412808][ T12] dvb-usb: MAC address: 02:02:02:02:02:02 [ 42.422562][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 42.437577][ T12] dvb-usb: bulk message failed: -22 (1/0) [ 42.443410][ T12] dw2102: command 0x51 transfer failed. [ 42.450525][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.457257][ T12] dw2102: i2c transfer failed. [ 42.462186][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.468756][ T12] dw2102: i2c transfer failed. [ 42.473606][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.480783][ T12] dw2102: i2c transfer failed. executing program [ 42.486755][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.493596][ T12] dw2102: i2c transfer failed. [ 42.498368][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.504991][ T12] dw2102: i2c transfer failed. [ 42.509756][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.516355][ T12] dw2102: i2c transfer failed. [ 42.571359][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.577980][ T12] dw2102: i2c transfer failed. [ 42.582814][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.589385][ T12] dw2102: i2c transfer failed. [ 42.594204][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.600782][ T12] dw2102: i2c transfer failed. [ 42.605722][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.612388][ T12] dw2102: i2c transfer failed. [ 42.617213][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.623822][ T12] dw2102: i2c transfer failed. [ 42.628606][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.635216][ T12] dw2102: i2c transfer failed. [ 42.639992][ T12] ts2020 0-0060: Montage Technology TS2020 successfully identified [ 42.648705][ T12] dw2102: Attached RS2000/TS2020! [ 42.653947][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (M88RS2000 DVB-S)... [ 42.662363][ T12] dvbdev: dvb_create_media_entity: media entity 'M88RS2000 DVB-S' registered. [ 42.721567][ T12] Registered IR keymap rc-su3000 [ 42.727174][ T12] rc rc0: TeVii S421 PCI as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 42.736516][ T12] input: TeVii S421 PCI as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 42.747221][ T12] dvb-usb: schedule remote query interval to 150 msecs. [ 42.754461][ T12] dw2102: su3000_power_ctrl: 0, initialized 1 [ 42.760526][ T12] dvb-usb: TeVii S421 PCI successfully initialized and connected. [ 42.771556][ T12] dw2102: su3000_identify_state [ 42.776428][ T12] dvb-usb: found a 'TeVii S421 PCI' in warm state. [ 42.783015][ T12] dw2102: su3000_power_ctrl: 1, initialized 0 [ 42.789182][ T12] dvb-usb: bulk message failed: -22 (2/256) [ 42.795895][ T12] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 42.831618][ T12] dvbdev: DVB: registering new adapter (TeVii S421 PCI) [ 42.838729][ T12] usb 1-1: media controller created [ 42.843981][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.850578][ T12] dw2102: i2c transfer failed. [ 42.855422][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.862021][ T12] dw2102: i2c transfer failed. [ 42.866772][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.873368][ T12] dw2102: i2c transfer failed. [ 42.878134][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.884730][ T12] dw2102: i2c transfer failed. [ 42.889673][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.896522][ T12] dw2102: i2c transfer failed. [ 42.901351][ T12] dvb-usb: bulk message failed: -22 (6/-2036231768) [ 42.907927][ T12] dw2102: i2c transfer failed. [ 42.912986][ T12] dvb-usb: MAC address: 02:02:02:02:02:02 [ 42.922396][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 42.931323][ T102] dvb-usb: bulk message failed: -22 (1/-679491200) [ 42.937900][ T102] dw2102: i2c transfer failed. [ 42.949239][ T12] dvb-usb: bulk message failed: -22 (1/0) [ 42.955073][ T12] dw2102: command 0x51 transfer failed. [ 42.961715][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.968327][ T12] dw2102: i2c transfer failed. [ 42.973176][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.979751][ T12] dw2102: i2c transfer failed. [ 42.984570][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 42.991144][ T12] dw2102: i2c transfer failed. [ 42.995952][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.002554][ T12] dw2102: i2c transfer failed. [ 43.007384][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.014020][ T12] dw2102: i2c transfer failed. [ 43.018805][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.025456][ T12] dw2102: i2c transfer failed. [ 43.072061][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.078749][ T12] dw2102: i2c transfer failed. [ 43.083645][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.090228][ T12] dw2102: i2c transfer failed. [ 43.095126][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.101824][ T12] dw2102: i2c transfer failed. [ 43.106592][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.113204][ T12] dw2102: i2c transfer failed. [ 43.117982][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.124586][ T12] dw2102: i2c transfer failed. [ 43.129383][ T12] dvb-usb: bulk message failed: -22 (5/-2036231768) [ 43.135981][ T12] dw2102: i2c transfer failed. [ 43.140750][ T12] ts2020 1-0060: Montage Technology TS2020 successfully identified [ 43.148932][ T12] dw2102: Attached RS2000/TS2020! [ 43.154008][ T12] usb 1-1: DVB: registering adapter 1 frontend 0 (M88RS2000 DVB-S)... [ 43.162281][ T12] dvbdev: dvb_create_media_entity: media entity 'M88RS2000 DVB-S' registered. [ 43.171878][ T102] dvb-usb: bulk message failed: -22 (1/-2128246546) [ 43.178461][ T102] dw2102: i2c transfer failed. [ 43.241423][ T12] Registered IR keymap rc-su3000 [ 43.247048][ T12] rc rc1: TeVii S421 PCI as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc1 [ 43.256267][ T12] input: TeVii S421 PCI as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc1/input6 [ 43.266145][ T12] dvb-usb: schedule remote query interval to 150 msecs. [ 43.273164][ T12] dw2102: su3000_power_ctrl: 0, initialized 1 [ 43.279230][ T12] dvb-usb: TeVii S421 PCI successfully initialized and connected. [ 43.288995][ T12] usb 1-1: USB disconnect, device number 2 [ 43.296221][ T12] ================================================================== [ 43.304342][ T12] BUG: KASAN: use-after-free in dvb_usb_device_exit+0x19a/0x1a0 [ 43.311952][ T12] Read of size 8 at addr ffff8881cf97e2e8 by task kworker/0:1/12 [ 43.319660][ T12] [ 43.321972][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-syzkaller #0 [ 43.329844][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.339887][ T12] Workqueue: usb_hub_wq hub_event [ 43.344934][ T12] Call Trace: [ 43.348208][ T12] dump_stack+0xef/0x16e [ 43.352431][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 43.357691][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 43.362966][ T12] print_address_description.constprop.0+0x36/0x50 [ 43.369490][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 43.374793][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 43.380054][ T12] __kasan_report.cold+0x1a/0x33 [ 43.384976][ T12] ? _raw_spin_unlock+0x30/0x30 [ 43.389812][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 43.395073][ T12] kasan_report+0xe/0x20 [ 43.399292][ T12] dvb_usb_device_exit+0x19a/0x1a0 [ 43.404379][ T12] ? dvb_usb_exit+0x290/0x290 [ 43.409032][ T12] ? usb_disable_endpoint+0x1ba/0x1f0 [ 43.414380][ T12] ? usb_disable_interface+0x140/0x1a0 [ 43.419814][ T12] usb_unbind_interface+0x1bd/0x8a0 [ 43.424988][ T12] ? usb_autoresume_device+0x60/0x60 [ 43.430250][ T12] device_release_driver_internal+0x42f/0x500 [ 43.436291][ T12] bus_remove_device+0x2dc/0x4a0 [ 43.441211][ T12] device_del+0x481/0xd30 [ 43.445523][ T12] ? device_create_with_groups+0x120/0x120 [ 43.451302][ T12] ? usb_remove_ep_devs+0x3e/0x80 [ 43.456305][ T12] ? remove_intf_ep_devs+0x13f/0x1d0 [ 43.461564][ T12] usb_disable_device+0x211/0x690 [ 43.466568][ T12] usb_disconnect+0x284/0x8d0 [ 43.471239][ T12] hub_event+0x1753/0x3860 [ 43.475638][ T12] ? hub_port_debounce+0x260/0x260 [ 43.480731][ T12] ? find_held_lock+0x2d/0x110 [ 43.485483][ T12] ? mark_held_locks+0xe0/0xe0 [ 43.490232][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.495764][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.501025][ T12] process_one_work+0x92b/0x1530 [ 43.505939][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.511293][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 43.516304][ T12] worker_thread+0x7ab/0xe20 [ 43.520869][ T12] ? process_one_work+0x1530/0x1530 [ 43.526039][ T12] kthread+0x318/0x420 [ 43.530084][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 43.535433][ T12] ret_from_fork+0x24/0x30 [ 43.539926][ T12] [ 43.542230][ T12] Allocated by task 12: [ 43.546361][ T12] save_stack+0x1b/0x80 [ 43.550492][ T12] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 43.556105][ T12] __kmalloc_track_caller+0xf0/0x310 [ 43.561367][ T12] kmemdup+0x23/0x50 [ 43.565243][ T12] dw2102_probe+0x627/0xc40 [ 43.569723][ T12] usb_probe_interface+0x305/0x7a0 [ 43.574819][ T12] really_probe+0x281/0x6d0 [ 43.579302][ T12] driver_probe_device+0x104/0x210 [ 43.584400][ T12] __device_attach_driver+0x1c2/0x220 [ 43.589745][ T12] bus_for_each_drv+0x162/0x1e0 [ 43.594586][ T12] __device_attach+0x217/0x360 [ 43.599326][ T12] bus_probe_device+0x1e4/0x290 [ 43.604151][ T12] device_add+0x1480/0x1c20 [ 43.608642][ T12] usb_set_configuration+0xe67/0x1740 [ 43.613988][ T12] generic_probe+0x9d/0xd5 [ 43.618378][ T12] usb_probe_device+0x99/0x100 [ 43.623115][ T12] really_probe+0x281/0x6d0 [ 43.627602][ T12] driver_probe_device+0x104/0x210 [ 43.632691][ T12] __device_attach_driver+0x1c2/0x220 [ 43.638047][ T12] bus_for_each_drv+0x162/0x1e0 [ 43.643059][ T12] __device_attach+0x217/0x360 [ 43.647802][ T12] bus_probe_device+0x1e4/0x290 [ 43.652632][ T12] device_add+0x1480/0x1c20 [ 43.657113][ T12] usb_new_device.cold+0x6a4/0xe79 [ 43.662207][ T12] hub_event+0x1e59/0x3860 [ 43.666702][ T12] process_one_work+0x92b/0x1530 [ 43.671622][ T12] worker_thread+0x96/0xe20 [ 43.676098][ T12] kthread+0x318/0x420 [ 43.680141][ T12] ret_from_fork+0x24/0x30 [ 43.684525][ T12] [ 43.686826][ T12] Freed by task 12: [ 43.690610][ T12] save_stack+0x1b/0x80 [ 43.694743][ T12] __kasan_slab_free+0x130/0x180 [ 43.699651][ T12] kfree+0xdc/0x310 [ 43.703433][ T12] dw2102_probe+0x871/0xc40 [ 43.707911][ T12] usb_probe_interface+0x305/0x7a0 [ 43.713012][ T12] really_probe+0x281/0x6d0 [ 43.717490][ T12] driver_probe_device+0x104/0x210 [ 43.722586][ T12] __device_attach_driver+0x1c2/0x220 [ 43.727931][ T12] bus_for_each_drv+0x162/0x1e0 [ 43.732755][ T12] __device_attach+0x217/0x360 [ 43.737761][ T12] bus_probe_device+0x1e4/0x290 [ 43.742599][ T12] device_add+0x1480/0x1c20 [ 43.747082][ T12] usb_set_configuration+0xe67/0x1740 [ 43.752432][ T12] generic_probe+0x9d/0xd5 [ 43.756828][ T12] usb_probe_device+0x99/0x100 [ 43.761572][ T12] really_probe+0x281/0x6d0 [ 43.766058][ T12] driver_probe_device+0x104/0x210 [ 43.771149][ T12] __device_attach_driver+0x1c2/0x220 [ 43.776498][ T12] bus_for_each_drv+0x162/0x1e0 [ 43.781321][ T12] __device_attach+0x217/0x360 [ 43.786057][ T12] bus_probe_device+0x1e4/0x290 [ 43.790985][ T12] device_add+0x1480/0x1c20 [ 43.795477][ T12] usb_new_device.cold+0x6a4/0xe79 [ 43.800571][ T12] hub_event+0x1e59/0x3860 [ 43.804971][ T12] process_one_work+0x92b/0x1530 [ 43.809891][ T12] worker_thread+0x96/0xe20 [ 43.814399][ T12] kthread+0x318/0x420 [ 43.818461][ T12] ret_from_fork+0x24/0x30 [ 43.822856][ T12] [ 43.825163][ T12] The buggy address belongs to the object at ffff8881cf97e000 [ 43.825163][ T12] which belongs to the cache kmalloc-4k of size 4096 [ 43.839341][ T12] The buggy address is located 744 bytes inside of [ 43.839341][ T12] 4096-byte region [ffff8881cf97e000, ffff8881cf97f000) [ 43.852690][ T12] The buggy address belongs to the page: [ 43.858306][ T12] page:ffffea00073e5e00 refcount:1 mapcount:0 mapping:ffff8881da40c280 index:0x0 compound_mapcount: 0 [ 43.869213][ T12] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da40c280 [ 43.877774][ T12] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 43.886343][ T12] page dumped because: kasan: bad access detected [ 43.892731][ T12] [ 43.895038][ T12] Memory state around the buggy address: [ 43.900651][ T12] ffff8881cf97e180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.908692][ T12] ffff8881cf97e200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.916736][ T12] >ffff8881cf97e280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.924775][ T12] ^ [ 43.932206][ T12] ffff8881cf97e300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.940242][ T12] ffff8881cf97e380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.948284][ T12] ================================================================== [ 43.956326][ T12] Disabling lock debugging due to kernel taint [ 43.962786][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 43.969376][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Tainted: G B 5.4.0-syzkaller #0 [ 43.978542][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.988625][ T12] Workqueue: usb_hub_wq hub_event [ 43.993628][ T12] Call Trace: [ 43.996905][ T12] dump_stack+0xef/0x16e [ 44.001130][ T12] panic+0x2aa/0x6e1 [ 44.005022][ T12] ? add_taint.cold+0x16/0x16 [ 44.009696][ T12] ? retint_kernel+0x10/0x10 [ 44.015002][ T12] ? trace_hardirqs_on+0x55/0x1e0 [ 44.020012][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 44.025283][ T12] end_report+0x43/0x49 [ 44.029424][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 44.034731][ T12] __kasan_report.cold+0xd/0x33 [ 44.039567][ T12] ? _raw_spin_unlock+0x30/0x30 [ 44.044446][ T12] ? dvb_usb_device_exit+0x19a/0x1a0 [ 44.054831][ T12] kasan_report+0xe/0x20 [ 44.059054][ T12] dvb_usb_device_exit+0x19a/0x1a0 [ 44.064143][ T12] ? dvb_usb_exit+0x290/0x290 [ 44.069868][ T12] ? usb_disable_endpoint+0x1ba/0x1f0 [ 44.075385][ T12] ? usb_disable_interface+0x140/0x1a0 [ 44.080832][ T12] usb_unbind_interface+0x1bd/0x8a0 [ 44.086012][ T12] ? usb_autoresume_device+0x60/0x60 [ 44.091287][ T12] device_release_driver_internal+0x42f/0x500 [ 44.097332][ T12] bus_remove_device+0x2dc/0x4a0 [ 44.102255][ T12] device_del+0x481/0xd30 [ 44.106592][ T12] ? device_create_with_groups+0x120/0x120 [ 44.112383][ T12] ? usb_remove_ep_devs+0x3e/0x80 [ 44.117386][ T12] ? remove_intf_ep_devs+0x13f/0x1d0 [ 44.122651][ T12] usb_disable_device+0x211/0x690 [ 44.127652][ T12] usb_disconnect+0x284/0x8d0 [ 44.132322][ T12] hub_event+0x1753/0x3860 [ 44.136716][ T12] ? hub_port_debounce+0x260/0x260 [ 44.141804][ T12] ? find_held_lock+0x2d/0x110 [ 44.146542][ T12] ? mark_held_locks+0xe0/0xe0 [ 44.151307][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 44.156827][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 44.162088][ T12] process_one_work+0x92b/0x1530 [ 44.167001][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 44.172349][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 44.177345][ T12] worker_thread+0x7ab/0xe20 [ 44.181909][ T12] ? process_one_work+0x1530/0x1530 [ 44.187079][ T12] kthread+0x318/0x420 [ 44.191120][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 44.196469][ T12] ret_from_fork+0x24/0x30 [ 44.201642][ T12] Kernel Offset: disabled [ 44.205958][ T12] Rebooting in 86400 seconds..